CN210886656U - Back-flushing type pre-filter for washing machine - Google Patents
Back-flushing type pre-filter for washing machine Download PDFInfo
- Publication number
- CN210886656U CN210886656U CN201921832208.4U CN201921832208U CN210886656U CN 210886656 U CN210886656 U CN 210886656U CN 201921832208 U CN201921832208 U CN 201921832208U CN 210886656 U CN210886656 U CN 210886656U
- Authority
- CN
- China
- Prior art keywords
- half block
- box
- filter
- washing machine
- filter body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005406 washing Methods 0.000 title claims abstract description 18
- 238000011045 prefiltration Methods 0.000 title claims description 13
- 238000011010 flushing procedure Methods 0.000 title abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000010030 laminating Methods 0.000 claims abstract description 4
- 239000004568 cement Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 241000243686 Eisenia fetida Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
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- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a washing machine is with leading filter of back-flushing formula, including filter body, STB and end box, the top laminating of end box is equipped with the STB, is equipped with filter body in the middle of the inside of end box, and filter body's one end is equipped with the water inlet, and there is the nut on the surface of water inlet, and one side of water inlet is equipped with first breach, filter body's the other end is equipped with the delivery port, and there is the nut on the surface of delivery port, and one side of delivery port is equipped with the second breach, the top fixed mounting of STB has first half, and the top fixed mounting of end box has half the third. The utility model discloses be equipped with two box bodys that can be closed fixed together at traditional backwash type leading filter surface, including the box body that utilizes convenient separation to merge wraps up the filter, reduce water sources such as outside steam and corrode increase of service life to the perspective window that utilizes to conveniently clear up gives the user and observes inside filter surface mounting's table data.
Description
Technical Field
The utility model relates to a filter technical field specifically is a washing machine is with leading filter of backwash formula.
Background
Washing machines are cleaning appliances that wash laundry using mechanical action of electricity generation, and are classified into two categories, a household category and a collection category, according to their rated washing capacities. The washing machine is internally provided with a filter for filtering, the filter comprises a back-flushing prefilter, a siphon type prefilter, a forward-flushing prefilter and the like, wherein the back-flushing prefilter belongs to an internal pressure type under a normal working state, granular impurities such as silt, rust and the like are intercepted in a pipe by the inner wall of a filter screen under the pressure of tap water, the impurities intercepted by the filter screen are washed away by water after a flushing valve is opened, and the silt, the rust and ova in the tap water can be filtered. Large particulate matter such as red worms.
The existing back-flushing type pre-filter is mostly installed in a naked manner in a washing machine, after all, the washing machine is a device which is always in contact with water, even if a waterproof measure is made before leaving a factory, the water vapor emitted from the ground surface can still be resisted, the surface of the filter can be polluted and corroded due to long-time contact of the filter, a worker can not identify the surface data well, the operation trouble is caused to the worker, and the service life of the worker is also prolonged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a washing machine is with leading filter of back flush formula to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a washing machine is with leading filter of back flush type, includes filter body, STB and end box, the top laminating of end box is equipped with the STB, is equipped with filter body in the middle of the inside of end box, and filter body's one end is equipped with the water inlet, and the surface of water inlet is twisted there is the nut, and one side of water inlet is equipped with first breach, and just first breach is seted up inside end box and STB one side, filter body's the other end is equipped with the delivery port, and the surface of delivery port is twisted there is the nut, and one side of delivery port is equipped with the second breach, and just the second breach is seted up inside end box and STB opposite side, the top fixed mounting of STB has first half, and the top fixed mounting of end box has half the third, and the surface of half first and half the third is equipped with.
Preferably, the bottom end of the top box is fixedly provided with a second half block, the bottom end of the bottom box is fixedly provided with a fourth half block, and screw caps are arranged on the surfaces of the second half block and the fourth half block.
Preferably, a transparent window is embedded in the middle of the outer surface of the top box, and the edge of the transparent window is filled with glass cement.
Preferably, the inside fixed mounting of end box has the stopper, and the filter body has been placed in the inside embedding of stopper.
Preferably, the first half block and the third half block are designed to be semicircular structures, and threads are arranged on the surfaces of the first half block and the third half block.
Preferably, the second half block and the fourth half block are designed to be semicircular structures, and threads are arranged on the surfaces of the second half block and the fourth half block.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a cooperation of first half and third half, because of it all adopts semicircle structural design, and the surface all is equipped with the screw thread, so its spiral shell lid can be twisted together it when both merge, has reached the effect of carrying out the fixed combination connection on the top of box and end box.
2. The utility model discloses a cooperation of half piece of second and half piece of fourth, because of it all adopts semicircle structural design, and the surface all is equipped with the screw thread, so its spiral shell lid can be twisted together it when both merge, has reached the effect of carrying out the fixed combination connection to the bottom of top box and end box.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic view of the appearance structure of the present invention;
fig. 3 is a schematic top plan view of the present invention;
fig. 4 is a schematic bottom-up view of the present invention.
In the figure: 1. a first notch; 2. a water inlet; 3. a nut; 4. a first half block; 5. a screw cap; 6. a filter body; 7. a set-top box; 8. a water outlet; 9. a second notch; 10. a limiting block; 11. a second half block; 12. a perspective window; 13. a bottom case; 14. a third half block; 15. the fourth half block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, the present invention provides an embodiment: a back-flushing type prefilter for a washing machine comprises a filter body 6, a top box 7 and a bottom box 13, wherein the top end of the bottom box 13 is provided with the top box 7 in a laminating manner, a perspective window 12 is embedded and installed in the middle of the outer surface of the top box 7, the edge of the perspective window 12 is filled with glass cement, the filled perspective window 12 of the glass cement fills gaps generated by corners when being installed in the middle of the outer surface of the top box 7 to prevent water leakage from entering the inside, the installation of the perspective window 12 is convenient for workers to clean stains on the surface of the perspective window and can directly observe instrument data installed on the surface of the filter body 6 inside clearly, the filter body 6 is arranged in the middle of the inside of the bottom box 13, a limiting block 10 is fixedly installed in the inside of the bottom box 13, the filter body 6 is placed in the inside of the limiting block 10 in an embedding manner, and the filter body 6 can be placed, one end of the filter body 6 is provided with a water inlet 2, a nut 3 is screwed on the surface of the water inlet 2, one side of the water inlet 2 is provided with a first notch 1, the first notch 1 is arranged inside one side of the bottom box 13 and one side of the top box 7, the other end of the filter body 6 is provided with a water outlet 8, the nut 3 is screwed on the surface of the water outlet 8, one side of the water outlet 8 is provided with a second notch 9, and the second notch 9 is arranged inside the other side of the bottom box 13 and the other side of the top box 7.
The top end of the top box 7 is fixedly provided with a first half block 4, the top end of the bottom box 13 is fixedly provided with a third half block 14, the surfaces of the first half block 4 and the third half block 14 are provided with screw caps 5, the first half block 4 and the third half block 14 are both designed in a semicircular structure, and the surfaces are both provided with screw threads, through the matching of the first half block 4 and the third half block 14, because the first half block 4 and the third half block 14 are both designed in a semicircular structure and are both provided with screw threads, the screw caps 5 can screw the first half block 4 and the third half block together when the first half block and the third half block are combined, the effect of fixedly combining and connecting the top ends of the top box 7 and the bottom box 13 is achieved, the bottom end of the top box 7 is fixedly provided with a second half block 11, the bottom end of the bottom box 13 is fixedly provided with a fourth half block 15, the surfaces of the second half block 11 and the fourth half block 15 are both provided with screw threads, through the matching of the second half block 11 and the fourth half block 15, because it all adopts the design of semicircle structure, and the surface all is equipped with the screw thread, so its screw cap 5 can be screwed together its when both merge, has reached the effect of fixing and merging the connection to the bottom of top box 7 and end box 13.
The working principle is as follows: the staff is using the utility model discloses need install earlier before the utility model discloses, at first place the centre at stopper 10 with the embedding of filter body 6, then with outlet conduit connection water inlet 2, utilize nut 3 to screw up fixed connection, then on connecting inlet conduit delivery port 8, utilize nut 3 to screw up fixed connection, at this moment laminate 7 top boxes on the surface of end box 13, utilize the first half 4 and the third half 14 of pasting synthetic circle to screw up spiral shell lid 5 on its surface and make the top of top box 7 and end box 13 carry out fixed connection, and spiral shell lid 5 is screwed up to the second half 11 and the fourth half 15 of the bottom of pasting synthetic circle of top box 7 and end box 13 and carries out the bottom mounting, thereby accomplish the utility model discloses an installation.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a washing machine is with leading filter of back flush formula, includes filter body (6), top box (7) and end box (13), its characterized in that: the top end of the bottom box (13) is provided with a top box (7) in a laminating manner, the middle inside the bottom box (13) is provided with a filter body (6), one end of the filter body (6) is provided with a water inlet (2), the surface of the water inlet (2) is screwed with a screw cap (3), one side of the water inlet (2) is provided with a first notch (1), and the first gap (1) is arranged inside one side of the bottom box (13) and the top box (7), the other end of the filter body (6) is provided with a water outlet (8), the surface of the water outlet (8) is screwed with a screw cap (3), one side of the water outlet (8) is provided with a second notch (9), and the second gap (9) is arranged inside the other side of the bottom box (13) and the top box (7), the top end of the top box (7) is fixedly provided with a first half block (4), the top end of the bottom box (13) is fixedly provided with a third half block (14), and screw caps (5) are arranged on the surfaces of the first half block (4) and the third half block (14).
2. A backwash type prefilter for a washing machine as defined in claim 1, wherein: the bottom end of the top box (7) is fixedly provided with a second half block (11), the bottom end of the bottom box (13) is fixedly provided with a fourth half block (15), and the surfaces of the second half block (11) and the fourth half block (15) are provided with screw caps (5).
3. A backwash type prefilter for a washing machine as defined in claim 1, wherein: a perspective window (12) is embedded in the middle of the outer surface of the top box (7), and glass cement is filled at the edge of the perspective window (12).
4. A backwash type prefilter for a washing machine as defined in claim 1, wherein: the inside fixed mounting of end box (13) has stopper (10), and filter body (6) have been placed in the inside embedding of stopper (10).
5. A backwash type prefilter for a washing machine as defined in claim 1, wherein: the first half block (4) and the third half block (14) are designed to be semicircular structures, and threads are arranged on the surfaces of the first half block and the third half block.
6. A back-flush pre-filter for a washing machine as claimed in claim 2, wherein: and the second half block (11) and the fourth half block (15) are designed into a semicircular structure, and the surfaces of the second half block and the fourth half block are provided with threads.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921832208.4U CN210886656U (en) | 2019-10-29 | 2019-10-29 | Back-flushing type pre-filter for washing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921832208.4U CN210886656U (en) | 2019-10-29 | 2019-10-29 | Back-flushing type pre-filter for washing machine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210886656U true CN210886656U (en) | 2020-06-30 |
Family
ID=71324401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921832208.4U Expired - Fee Related CN210886656U (en) | 2019-10-29 | 2019-10-29 | Back-flushing type pre-filter for washing machine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210886656U (en) |
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2019
- 2019-10-29 CN CN201921832208.4U patent/CN210886656U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 |
|
CF01 | Termination of patent right due to non-payment of annual fee |