CN205295730U - Drainage pump of washing machine - Google Patents
Drainage pump of washing machine Download PDFInfo
- Publication number
- CN205295730U CN205295730U CN201521035187.5U CN201521035187U CN205295730U CN 205295730 U CN205295730 U CN 205295730U CN 201521035187 U CN201521035187 U CN 201521035187U CN 205295730 U CN205295730 U CN 205295730U
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- plug screw
- washing machine
- wall
- spiral
- annular
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Abstract
The utility model discloses a drainage pump of washing machine, be equipped with filter shelf in the pump cover, filter shelf includes annular mount pad and lower ring, go up annular mount pad and only adopt two vertical linking arms to connect at border position between the ring down, the last plug screw that is equipped with of filter shelf, filter shelf front end inner wall department is equipped with the slant barb of a plurality of to inner chamber protrusion spiral -lock plug screw, the forward position of filter shelf inner chamber is put and is equipped with horizontal closing shield, horizontal closing shield central point puts and is connected with vertically stand bottom closing shield, the stand direction is towards pump body setting, be equipped with the installation screw thread on the plug screw body outer wall, plug screw body front end is equipped with plug screw rotation operations cavity and the plug screw rotation operations handle body, and plug screw body tail end is equipped with the spiral -lock coupler body that a plurality of and filter shelf slant barb looks spiral -lock are connected, and the outer wall is equipped with annular groove, the embedded annular gasket that is equipped with of annular groove on the filter shelf body. It is better, more firm to filter drainage efficiency, and the leakproofness is higher.
Description
Technical field
The utility model relates to a kind of wet-pit, especially relates to a kind of drainage pump of washing machine being used on washing machine.
Background technology
Usual washing machine, at bleeding stage, by wet-pit by outside the water discharge machine in bucket, has air in drainage procedure and is inhaled in wet-pit, have residual amount in pump to mix mutually, in pump chamber under the rotary action of impeller, by outside the water discharge machine in bucket. But existing drainage pump of washing machine to there is strainer filter effect not good, drainage efficiency is poor, and the mounting connection structure in filter stand and between plug screw or strainer lid handle is firm not, in use there is the defects such as Yi Songtuo; And between pump cover and filter stand, do not adopt gasket structure, it is easy to cause that infiltration phenomenon occurs; Or adopting simple sealing-ring sealed structure, the sealing effect played is poor, it may also be useful to time length also easily occurs that seepage defect phenomenon occurs in poor sealing, and impact reduces the defect problems such as the normal table work of wet-pit.
Authorization Notice No. is that the washing device that the utility model patent in March 6 2013 CN202766869U day for announcing has a wet-pit discloses a kind of washing device with wet-pit, wherein wet-pit comprises shell, the filtration chamber communicated and drip chamber is formed in shell, strainer is removably loaded in filtration chamber, and between strainer and drip chamber, form draining passage, strainer has the filter pore being positioned on draining passage, described filter pore is designed to be located at below the water level of residuary water after wet-pit draining, thus makes the isolated filtration chamber of residuary water and drip chamber. Owing to filtration chamber and drip chamber are completely cut off mutually, although the beating noise of residuary water in pump chamber can be reduced. But this device lacks effective sealed structure between wet-pit shell and filter head, the positiver sealing effect being unfavorable between wet-pit shell and filter head, it is easy to there is hidden leakage defect defect problem; The defects such as firm not installed by strainer.
Practical novel content
The utility model is not good for the existing drainage pump of washing machine of solution also exists strainer filter effect, drainage efficiency is poor, mounting connection structure in filter stand and between plug screw or strainer lid handle is firm not, the one that in use there is the present situations such as Yi Songtuo and provide can improve wet-pit filter effect, improve in filter stand and mounting connection structure stability between plug screw or strainer lid handle, it is to increase the drainage pump of washing machine of wet-pit stopping property effect.
The utility model is solve the problems of the technologies described above the concrete technical scheme adopted to be: a kind of drainage pump of washing machine, comprise the pump housing and pump cover, it is characterized in that: in described pump cover, be provided with filter stand, filter stand comprises upper annular mount pad and lower toroidal ring, lower toroidal ring adopts single circle structure, only adopt two to erect in position, edge between upper annular mount pad and lower toroidal ring to connect to connecting arm, filter stand is provided with plug screw, filter stand front inner wall place is provided with the inclined barbs that some protrude spiral-lock plug screw to inner chamber, the forward position of filter stand inner chamber is provided with transverse seal baffle plate, transverse seal baffle plate central position is connected with and the column of closed guard bottom vertical, column direction is arranged towards the pump housing, plug screw body outer wall is provided with installation screw thread, plug screw body front end is provided with plug screw rotation process cavity and plug screw rotation process handle body, plug screw body tail end is provided with the spiral-lock hook body that some loads that interlocks with filter stand inclined barbs connect, filter stand body upper end outer wall is provided with annular recesses, is embedded with ring seal pad in annular recesses. strainer filter effect is better, drainage efficiency is higher, plug screw carry out between pump cover screw thread install be connected while, also carry out spiral-lock by employing with the inclined barbs in filter stand to be connected, improve the fastening reliability of installation of plug screw to a greater extent, the mounting connection structure in filter stand and between plug screw is more firm, in use not easily gets loose, the column at center improves the filter effect of filter stand to a greater extent, the better drainage efficiency improving drain chamber. improve and seal reliability between filter stand and pump cover, it is to increase wet-pit trap drainage job stability, drainage efficiency height.
As preferably, first trim of ring seal pad body being provided with the arc envelope lip of 2��4 road annular projections. Strengthen the sealing effect that trim is formed in draining pump filter chamber, prevent infiltration seepage phenomenon and occur, work more stable.
As preferably, being connected with two in position, edge between described upper annular mount pad and lower toroidal ring erects to connecting arm, two erect to connecting arm become 180 degree be arranged on position between upper annular mount pad and lower toroidal ring, two erect to the arm body width of connecting arm be the 40��50% of lower toroidal ring outer diameter dimension. Improve filter stand to the reliable stability of the installation of plug screw.
As preferably, described upper annular mount pad outer wall upper end is provided with annular roof plate, and annular recesses is located on the upper annular mount pad outer wall at annular roof plate back, and under annular recesses, notch outer wall dimension is less than annular roof plate outer wall dimension. Improve the installation fit sealing effect of filter stand.
As preferably, plug screw spiral-lock chamber it is provided with above described transverse seal baffle plate, plug screw spiral-lock cavity wall is provided with some inclined barbs protruded to inner chamber, and after plug screw spiral is fit into plug screw spiral-lock chamber, the load that interlocks of spiral-lock hook body on plug screw and inclined barbs is connected together. Improve the reliable stability of installation between filter stand and plug screw.
As preferably, described two erect and are respectively equipped with protruding limit mounting bar in connecting arm outside wall surface. Improve the spacing fixed effect of installation of filter stand.
As preferably, described two erect and are tilted in chamber to connecting arm inwall upper end to be upwards connected with transverse seal baffle plate back. Improve filter effect and the easy to clean agility of filter stand.
As preferably, the 2nd trim of ring seal pad body being provided with the limited impression being inwardly recessed. Improve the spacing reliability of positioning of installation between gasket structure and pump cover and stability, prevent gasket from producing displacement in wet-pit operational process and cause reducing stopping property generation infiltration seepage phenomenon.
As preferably, described ring seal pad is after being arranged in annular recesses, and ring seal pad external diameter exposes and erects to the outer wall of connecting arm outside at two. Improve the installation position limiting sealed effect between ring seal pad and pump cover.
As preferably, described spiral-lock hook body stretches out at plug screw body tail end external position place. Improve the convenient and reliable property of installation spiral-lock between filter stand.
The beneficial effects of the utility model are: strainer filter effect is better, drainage efficiency is higher, plug screw carry out between pump cover screw thread install be connected while, also carry out spiral-lock by employing with the inclined barbs in filter stand to be connected, improve the fastening reliability of installation of plug screw to a greater extent, mounting connection structure in filter stand and between plug screw is more firm, in use not easily get loose, the column at center improves the filter effect of filter stand to a greater extent, the better drainage efficiency improving drain chamber. Improve and seal reliability between filter stand and pump cover, it is to increase wet-pit trap drainage job stability, drainage efficiency height.
Accompanying drawing illustrates:
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structure cross-sectional schematic of the preferred implementation of the utility model drainage pump of washing machine.
Fig. 2 is the end face observation structure schematic diagram of the utility model drainage pump of washing machine.
Fig. 3 is the structural representation of the utility model drainage pump of washing machine middle filtrator frame.
Fig. 4 is the structural representation of plug screw in the utility model drainage pump of washing machine.
Embodiment
Fig. 1, Fig. 2, Fig. 3, in embodiment shown in Fig. 4, a kind of drainage pump of washing machine, comprise the pump housing and pump cover 10, it is provided with filter stand 20 in described pump cover 10, filter stand 20 comprises upper annular mount pad and lower toroidal ring, lower toroidal ring adopts single circle structure, only adopt two to erect in position, edge between upper annular mount pad and lower toroidal ring to connect to connecting arm 23, filter stand is provided with plug screw 30, filter stand front inner wall place is provided with the inclined barbs that some protrude spiral-lock plug screw to inner chamber, the forward position of filter stand inner chamber 29 is provided with transverse seal baffle plate 28, transverse seal baffle plate 28 central position is connected with the column 23 with closed guard bottom vertical, column direction is arranged towards the pump housing, plug screw 30 body outer wall is provided with installs screw thread 31, plug screw body front end is provided with plug screw rotation process cavity 34 and plug screw rotation process handle body 33, plug screw body tail end is provided with the spiral-lock hook body 32 that some loads that interlocks with filter stand inclined barbs connect, filter stand body upper end outer wall is provided with annular recesses, is embedded with ring seal pad 40 in annular recesses. first trim of ring seal pad body is provided with the arc envelope lip of 2��4 road annular projections. being connected with two in position, edge between upper annular mount pad and lower toroidal ring 26 erects to connecting arm 22, two erect to connecting arm become 180 degree be arranged on position between upper annular mount pad and lower toroidal ring, two erect to the arm body width of connecting arm be the 40��50% of lower toroidal ring outer diameter dimension. upper annular mount pad outer wall upper end is provided with annular roof plate 27, and annular recesses is located on the upper annular mount pad outer wall at annular roof plate back, and annular recesses 21 times notch outer wall dimension are less than annular roof plate outer wall dimension. being provided with plug screw spiral-lock chamber 24 above transverse seal baffle plate 28, plug screw spiral-lock cavity wall is provided with some inclined barbs 25 protruded to inner chamber, and after plug screw spiral is fit into plug screw spiral-lock chamber, the load that interlocks of spiral-lock hook body on plug screw and inclined barbs is connected together. two are erected and are respectively equipped with protruding limit mounting bar 221 in connecting arm 22 outside wall surface. two are erected and are tilted in chamber to connecting arm 22 inwall upper end to be upwards connected with transverse seal baffle plate 28 back. 2nd trim of ring seal pad body is provided with the limited impression 21 being inwardly recessed. ring seal pad 40 is after being arranged in annular recesses 21, and ring seal pad external diameter exposes and erects to the outer wall of connecting arm outside at two. spiral-lock hook body stretches out at plug screw body tail end external position place. water is through filter stand, then to, in drain chamber, preventing foreign materials away water pump normal operation, filter stand can be taken out in filtering chamber, refills into continuation and use after cleaning foreign matter, and gasket seals between pump cover and plug screw, prevents from leaking.
Although more employing the terms such as upper annular mount pad, lower toroidal ring, the pump housing, pump cover, transverse seal baffle plate herein; But do not get rid of the possibility using other term. These terms are used to be only used to describe more easily and explain the essence of the present invention; They are construed to any a kind of additional restriction all disagree with the present invention's spirit.
Claims (10)
1. a drainage pump of washing machine, comprise the pump housing and pump cover, it is characterized in that: in described pump cover, be provided with filter stand, filter stand comprises upper annular mount pad and lower toroidal ring, lower toroidal ring adopts single circle structure, only adopt two to erect in position, edge between upper annular mount pad and lower toroidal ring to connect to connecting arm, filter stand is provided with plug screw, filter stand front inner wall place is provided with the inclined barbs that some protrude spiral-lock plug screw to inner chamber, the forward position of filter stand inner chamber is provided with transverse seal baffle plate, transverse seal baffle plate central position is connected with and the column of closed guard bottom vertical, column direction is arranged towards the pump housing, plug screw body outer wall is provided with installation screw thread, plug screw body front end is provided with plug screw rotation process cavity and plug screw rotation process handle body, plug screw body tail end is provided with the spiral-lock hook body that some loads that interlocks with filter stand inclined barbs connect, filter stand body upper end outer wall is provided with annular recesses, is embedded with ring seal pad in annular recesses.
2. according to drainage pump of washing machine according to claim 1, it is characterised in that: the arc envelope lip being provided with 2��4 road annular projections on first trim of ring seal pad body.
3. according to drainage pump of washing machine according to claim 1, it is characterized in that: be connected with two in position, edge between described upper annular mount pad and lower toroidal ring and erect to connecting arm, two erect to connecting arm become 180 degree be arranged on position between upper annular mount pad and lower toroidal ring, two erect to the arm body width of connecting arm be the 40��50% of lower toroidal ring outer diameter dimension.
4. according to drainage pump of washing machine according to claim 1, it is characterized in that: described upper annular mount pad outer wall upper end is provided with annular roof plate, annular recesses is located on the upper annular mount pad outer wall at annular roof plate back, and under annular recesses, notch outer wall dimension is less than annular roof plate outer wall dimension.
5. according to drainage pump of washing machine according to claim 1, it is characterized in that: above described transverse seal baffle plate, be provided with plug screw spiral-lock chamber, plug screw spiral-lock cavity wall is provided with some the inclined barbs protruded to inner chamber, after plug screw spiral is fit into plug screw spiral-lock chamber, the load that interlocks of spiral-lock hook body on plug screw and inclined barbs is connected together.
6. according to drainage pump of washing machine according to claim 1, it is characterised in that: described two erect and are respectively equipped with protruding limit mounting bar in connecting arm outside wall surface.
7. according to the drainage pump of washing machine described in claim 1 or 3 or 6, it is characterised in that: described two erect and are tilted in chamber to connecting arm inwall upper end to be upwards connected with transverse seal baffle plate back.
8. according to drainage pump of washing machine according to claim 1, it is characterised in that: it is provided with, on the 2nd trim of ring seal pad body, the limited impression being inwardly recessed.
9. according to the drainage pump of washing machine described in claim 1 or 2 or 8, it is characterised in that: described ring seal pad is after being arranged in annular recesses, and ring seal pad external diameter exposes and erects to the outer wall of connecting arm outside at two.
10. according to drainage pump of washing machine according to claim 1, it is characterised in that: described spiral-lock hook body stretches out at plug screw body tail end external position place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035187.5U CN205295730U (en) | 2015-12-14 | 2015-12-14 | Drainage pump of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035187.5U CN205295730U (en) | 2015-12-14 | 2015-12-14 | Drainage pump of washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205295730U true CN205295730U (en) | 2016-06-08 |
Family
ID=56430664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521035187.5U Active CN205295730U (en) | 2015-12-14 | 2015-12-14 | Drainage pump of washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205295730U (en) |
-
2015
- 2015-12-14 CN CN201521035187.5U patent/CN205295730U/en active Active
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |