CN220344364U - Spraying structure for cleaning machine and cleaning machine - Google Patents
Spraying structure for cleaning machine and cleaning machine Download PDFInfo
- Publication number
- CN220344364U CN220344364U CN202322111542.3U CN202322111542U CN220344364U CN 220344364 U CN220344364 U CN 220344364U CN 202322111542 U CN202322111542 U CN 202322111542U CN 220344364 U CN220344364 U CN 220344364U
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- sliding
- spray
- water passing
- strips
- strip
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- 238000004140 cleaning Methods 0.000 title claims abstract description 25
- 238000005507 spraying Methods 0.000 title claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000007921 spray Substances 0.000 claims abstract description 71
- 238000005406 washing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model relates to a spray structure for a cleaning machine and the cleaning machine, the spray structure for the cleaning machine comprises a spray arm, each chute is correspondingly provided with a sliding strip, the sliding strips extend along the length direction of the corresponding chute, the inner sides of the sliding strips are provided with connecting strips which are intersected and arranged in a crossing way with the sliding strips, the sliding strips are provided with sliding pieces which are in sliding fit with the corresponding chute, and the connecting strips are positioned on one side of the corresponding sliding strips facing a spray hole and mutually spliced to form a water passing hole; the connecting strip is provided with an acting piece which can push the connecting strip to move towards the direction of increasing the water passing hole under the action of water flow, and the acting piece is arranged at the position of the top surface of the connecting strip, which is close to the water passing hole; each sliding strip is correspondingly provided with a group of elastic parts which act on the corresponding sliding strip, and the connecting strip on the sliding strip always has a trend of moving towards the direction of reducing the water flowing hole. The water pressure is adjusted by changing the size of the water passing hole, so that a good cleaning effect is achieved.
Description
Technical Field
The utility model belongs to the technical field of household washing and cleaning, and particularly relates to a spraying structure for a cleaning machine and the cleaning machine.
Background
A washer is a device that sprays cold water or hot water to dishes to remove dirt adhering to the dishes or fruits and to wash the dishes or fruits. The existing spray type cleaning machine generally realizes the spraying in all directions by rotating a spray arm.
The spray arm that present spray structure like chinese utility model patent "spray arm and the cleaning machine that contains it" of applicant's prior application, its patent number ZL202021185060.2 (grant publication No. CN 212853392U) discloses is set up in the bottom of cleaning machine, the spray arm includes the spray arm body, the upper surface of spray arm body is equipped with a plurality of spray holes.
The hole diameter of the spraying hole in the patent is fixed, the shape of the hole cannot be changed, and when the water flow medium density in the spraying arm is reduced to reduce the water pressure, the lift of the spraying hole is reduced, so that the cleaning capability is affected.
Therefore, there is a need for further improvements to existing spray structures.
Disclosure of Invention
The first technical problem to be solved by the present utility model is to provide a spray structure for a washer, which can ensure the cleaning ability by changing the size of the water passing hole to adjust the water pressure, in view of the state of the art.
The second technical problem to be solved by the utility model is to provide a cleaning machine with the spraying structure.
The technical scheme adopted by the utility model for solving the first technical problem is as follows: a spray structure for cleaning machine, including:
the spray arm is hollow and is provided with a flow channel extending along the length direction, a water inlet communicated with the flow channel is formed in the bottom wall plate of the spray arm, and a spray hole is formed in the top wall plate of the spray arm;
the device is characterized in that n sliding grooves which are arranged at intervals along the circumference of the spraying hole are formed in the outer wall surface of the top wall plate of the spraying arm on the circumference of the spraying hole, the sliding grooves extend along the direction intersecting with the length direction of the spraying arm, the extension lines of the sliding grooves are enclosed to form n-sided shapes, and n is more than or equal to 3;
each sliding groove is correspondingly provided with a sliding strip, the sliding strips extend along the length direction of the corresponding sliding groove, the inner sides of the sliding strips are provided with connecting strips which are intersected and arranged in a crossing manner with the sliding strips, the sliding strips are provided with sliding pieces which are in sliding fit with the corresponding sliding grooves, and the connecting strips are positioned on one side of the corresponding sliding strips facing the spraying holes and mutually spliced to form water passing holes;
the connecting strip is provided with an acting piece which can push the connecting strip to move towards the direction of increasing the water passing hole under the action of water flow, and the acting piece is arranged at the position of the top surface of the connecting strip close to the water passing hole; and
Each sliding strip is correspondingly provided with a group of elastic parts which act on the corresponding sliding strip, and the connecting strip on the sliding strip always has a trend of moving towards the direction of reducing the water flowing hole.
In order to ensure that the sliding bar moves more stably and reliably under the condition of high water flow pressure, the acting part is an upwards arched arc-shaped part, the arc-shaped part is at least partially positioned in the water flow direction of the water flowing hole, and the center line AB of the orthographic projection of the arc-shaped part extends along the length direction of the corresponding chute.
In order to reliably push the sliding bar to move through the acting piece under the action of water flow under the condition of high water flow pressure, the orthographic projection of the arc-shaped piece is of a triangular structure, the part of the bottom edge of the arc-shaped piece is positioned on the connecting bar, and the apex angle of the arc-shaped piece and the orthographic projection of one side edge are both positioned in the water passing hole.
The elastic member may be located in the chute or may be located at other positions, but preferably, the elastic member is located in the corresponding chute and includes a spring and a tension spring, and the sliding member is located between the spring and the tension spring.
In order to prevent the sliding strip from separating from the sliding groove, the sliding groove is a dovetail groove, and the sliding piece is a sliding block matched with the dovetail groove.
The water passing holes and the spraying holes may be triangular or quadrangular, but preferably, the water passing holes and the spraying holes are both triangular.
Preferably, the sliding member is disposed at a position near the center of the bottom surface of the sliding bar.
In order to protect the sliding strip and the connecting strip, a cover shell is arranged above the top wall plate of the spray arm, the sliding strip and the connecting strip are positioned in a space enclosed by the cover shell and the top wall plate of the spray arm, and the top plate of the cover shell is provided with a water passing hole at a position corresponding to the water passing hole.
The housing may be formed on the shower arm or may be removably mounted, but from the standpoint of facilitating cleaning of the slider bars, the connector bars, etc., it is preferable that the housing be removably mounted on the top wall plate of the shower arm.
The top wall plate of the spray arm and the cover shell are detachable, and the cover shell can be connected by screws or can be connected by buckles.
The structure of buckle structure has multiple, can adopt first buckle and the mode of second buckle looks joint, also can adopt buckle and draw-in groove looks joint, but preferably, buckle structure is including looks joint complex card portion of going into and draw-in groove, card portion of going into sets up on the curb plate of housing, the second wallboard of spray arm is provided with the extension that upwards extends in the position that corresponds card portion, the draw-in groove that supplies card portion card to go into wherein has been seted up to the extension.
Preferably, the cross section of the housing is triangular, and each side plate of the housing corresponds to a group of the fastening structures.
The utility model solves the second technical problem by adopting the technical proposal that: the utility model provides a cleaning machine, including box and spray structure, the inside washing cavity that has of box, spray structure is located in the washing cavity, its characterized in that: the spraying structure is the spraying structure.
Compared with the prior art, the utility model has the advantages that: when the water flow pressure is high, the water flow sprayed out from the water flowing hole impacts the acting piece, the acting piece drives the sliding strip to move along the corresponding sliding groove, and finally the size of the water flowing hole is increased, so that the pressure of the water flow is reduced; when the water flow pressure is smaller, the thrust on the acting part is difficult to resist the restoring force of the elastic part, and under the action of the elastic part, the connecting strip moves in the opposite direction to enable the size of the water passing hole to be smaller, so that the pressure of the water flow is increased, and when the water flow pressure changes, the pressure is ensured to be basically constant when water flows out, namely, the water spraying lift of the water passing hole is ensured, the cleaning capability is ensured, and a better cleaning effect is achieved.
Drawings
Fig. 1 is a schematic structural diagram of a spray structure of the present embodiment;
FIG. 2 is a schematic view of the structure of FIG. 1 with the housing removed;
FIG. 3 is a schematic view of the exploded perspective view of FIG. 2;
FIG. 4 is a cross-sectional view of FIG. 2;
FIG. 5 is another angular cross-sectional view of FIG. 2;
fig. 6 is a schematic view of the shower arm of fig. 1 with the shower arm removed.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
The cleaning machine of this embodiment includes box and spray structure, and the box is inside to have the washing cavity, sprays the structure and is located the washing cavity.
As shown in fig. 1 to 6, the spray structure of the present embodiment includes a spray arm 1, a sliding bar 2, a housing 4, and an elastic member 5. The spray arm 1 is rotatably disposed at a position adjacent to the bottom of the washing chamber, and the installation mode and rotation mode of the spray arm are the same as those of the prior art, and detailed description thereof will not be repeated in this embodiment. The spray arm 1 is hollow in the interior thereof and is formed with a flow passage 10 extending along the length direction thereof, a top wall plate of the spray arm 1 is provided with a water inlet 101 communicated with the flow passage 10, and a top wall plate of the spray arm 1 is provided with spray holes 102, and in this embodiment, the spray holes 102 are triangular. The outer wall surface of the top wall plate of the spray arm 1 is provided with n sliding grooves 11 which are arranged at intervals along the circumferential direction of the spray hole 102 on the circumferential side of the spray hole 102, the sliding grooves 11 extend along the direction intersecting with the length direction of the spray arm 1, the extension lines of the sliding grooves 11 are enclosed to form n-sided shapes, and n is more than or equal to 3; in this embodiment, n=3.
As shown in fig. 3, each sliding groove 11 corresponds to one sliding strip 2, the sliding strips 2 extend along the length direction of the corresponding sliding groove 11, and connecting strips 21 intersecting with the sliding strips 2 are arranged on the inner side of the sliding strips 2, and the connecting strips 21 are located on one side of the corresponding sliding strips 2 facing the spraying holes 102 and are spliced with each other to form water passing holes 3, in this embodiment, the water passing holes 3 are triangular. In addition, the sliding strip 2 is provided with a sliding piece in sliding fit with the corresponding sliding groove 11, specifically, as shown in fig. 4, the sliding groove 11 is a dovetail groove, the sliding piece is a sliding block 23 matched with the dovetail groove, and the sliding block 23 is arranged at a position adjacent to the center of the bottom surface of the sliding strip 2.
In this embodiment, the connecting strip 21 is provided with an acting member capable of pushing the connecting strip 21 to move in the direction of increasing the water passing hole 3 under the action of water flow, and as shown in fig. 2 to 4, the acting member is disposed at a position where the top surface of the connecting strip 21 is close to the water passing hole 3. In this embodiment, the acting member is an upwardly arched member 22, the arched member 22 is at least partially located in the water flow direction of the water passing hole 3, and the center line AB of the orthographic projection of the arched member 22 extends along the length direction of the corresponding chute 11. In this way, the direction of the movement of the sliding bar 2 is ensured by the water flow pressure applied to the arc-shaped piece 22, friction is reduced, and the reliability and stability of the movement of the sliding bar 2 are improved. The front projection of the arc-shaped member 22 is in a triangle structure, and the part of the bottom 221 of the arc-shaped member 22 is located on the connecting strip 21, and the top angle 222 of the arc-shaped member 22 and the front projection of one side 223 are located in the water passing hole 3.
Each of the sliding strips 2 is provided with a set of elastic members 5, and each set of elastic members is mounted in the same manner as the corresponding sliding strip, and a set of elastic members will be described below as an example. The elastic element 5 acts on the corresponding sliding strip 2 and causes the connecting strip 21 thereon to always have a tendency to move in the direction of the reduced water passage 3. Specifically, the elastic member 5 is located in the corresponding chute 11, and includes a spring 51 and a tension spring 52, and the sliding member is located between the spring 51 and the tension spring 52. The movement of each sliding bar forms a clockwise or anticlockwise direction, so that the water passing holes are increased or decreased.
In the design form of the spraying structure, when the pressure of the water flow is high, the water flow sprayed out of the water flowing hole 3 impacts the arc-shaped piece 22, and then the sliding strip 2 is pushed to move along the corresponding sliding groove 11, at the moment, the connecting strip 21 moves along with the sliding strip 2 so as to enlarge the size of the water flowing hole 3, and therefore the pressure of the water flow is reduced; when the pressure of the water flow is small, the thrust force on the arc-shaped piece 22 is difficult to resist the restoring force of the elastic piece 5, and the connecting strip 21 moves in the opposite direction under the action of the elastic piece 5, so that the size of the water passing hole 3 is reduced, and the pressure of the water flow is increased.
In order to protect the sets of sliding bars and the elastic members and at the same time reduce the degree of soiling, a cover 4 is arranged above the top wall plate of the spray arm 1, the cover 4 being detachably mounted on the top wall plate of the spray arm 1. The sliding bar 2 and the connecting bar 21 are positioned in a space enclosed by the top wall plates of the cover shell 4 and the spray arm 1, and the top plate of the cover shell 4 is provided with a water passing hole 401 at a position corresponding to the water passing hole 3. In the embodiment, the cross section of the housing 4 is triangular.
To achieve the mounting of the housing, in the present embodiment the housing 4 is mounted on the top wall plate of the spray arm 1 by means of a snap-in structure. In this embodiment, each side plate 42 of the housing 4 corresponds to one set of fastening structures, and three sets of fastening structures are arranged at intervals along the circumferential direction of the housing 4. The structure forms of the snap structures of the groups are the same, and one group of snap structures is taken as an example for illustration. The fastening structure comprises a clamping part 41 and a clamping groove 141 which are matched in a clamping way, the clamping part 41 is arranged on the side plate 42 of the housing 4, the second wall plate of the spray arm 1 is provided with an extending part 14 which extends upwards at a position corresponding to the clamping part 41, and the extending part 14 is provided with the clamping groove 141 for the clamping part 41 to clamp. In this way, the housing 4 is attached to the shower arm 1 by the engagement of the engaging portion 41 with the engaging groove 141.
In the description and claims of the present utility model, terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", etc., are used to describe various example structural parts and elements of the present utility model, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the utility model may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.
Claims (13)
1. A spray structure for cleaning machine, including:
the spray arm (1) is hollow and is provided with a flow channel (10) extending along the length direction, a water inlet (101) communicated with the flow channel (10) is formed in the bottom wall plate of the spray arm (1), and a spray hole (102) is formed in the top wall plate of the spray arm (1);
the spraying device is characterized in that n sliding grooves (11) which are arranged at intervals along the circumferential direction of the spraying hole (102) are formed in the outer wall surface of the top wall plate of the spraying arm (1) on the circumferential side of the spraying hole (102), the sliding grooves (11) extend along the direction intersecting with the length direction of the spraying arm (1), the extension lines of the sliding grooves (11) are enclosed to form n-sided shapes, and n is more than or equal to 3;
each sliding groove (11) is correspondingly provided with a sliding strip (2), the sliding strips (2) extend along the length direction of the corresponding sliding groove (11), the inner sides of the sliding strips (2) are provided with connecting strips (21) which are arranged in a crossing way with the sliding strips (2), the sliding strips (2) are provided with sliding parts which are in sliding fit with the corresponding sliding grooves (11), and the connecting strips (21) are positioned on one side, facing the spraying holes (102), of the corresponding sliding strips (2) and are mutually spliced to form water passing holes (3);
an acting piece capable of pushing the connecting strip (21) to move towards the direction of increasing the water passing hole (3) under the action of water flow is arranged on the connecting strip (21), and the acting piece is arranged at the position, close to the water passing hole (3), of the top surface of the connecting strip (21);
each sliding bar (2) is provided with a group of elastic pieces (5) which act on the corresponding sliding bar (2) and enable the connecting bar (21) on the sliding bar to always have a trend of moving towards the direction of reducing the water passing hole (3).
2. The spray structure of claim 1, wherein: the acting part is an upwards arched arc-shaped part (22), the arc-shaped part (22) is at least partially positioned in the water flow direction of the water passing hole (3), and the center line AB of the orthographic projection of the arc-shaped part (22) extends along the length direction of the corresponding chute (11).
3. The spray structure of claim 2, wherein: the orthographic projection of the arc-shaped piece (22) is of a triangle structure, a part of the bottom edge (221) of the arc-shaped piece (22) is positioned on the connecting strip (21), and the orthographic projections of the top angle (222) and one side edge (223) of the arc-shaped piece (22) are positioned in the water passing hole (3).
4. The spray structure of claim 1, wherein: the elastic piece (5) is positioned in the corresponding sliding groove (11) and comprises a spring (51) and a tension spring (52), and the sliding piece is positioned between the spring (51) and the tension spring (52).
5. The spray structure of claim 1, wherein: the sliding groove (11) is a dovetail groove, and the sliding piece is a sliding block (23) matched with the dovetail groove.
6. The spray structure of claim 1, wherein: the water passing holes (3) and the spraying holes (102) are triangular.
7. The spray structure of claim 1, wherein: the sliding piece is arranged at a position near the center of the bottom surface of the sliding strip (2).
8. The spray structure of any one of claims 1 to 7, wherein: the top of the top wall plate of the spray arm (1) is provided with a cover shell (4), the sliding strip (2) and the connecting strip (21) are positioned in a space surrounded by the cover shell (4) and the top wall plate of the spray arm (1), and the top plate of the cover shell (4) is provided with a water passing hole (401) at a position corresponding to the water passing hole (3).
9. The spray structure of claim 8, wherein: the housing (4) is detachably mounted on the top wall plate of the shower arm (1).
10. The spray structure of claim 9, wherein: the housing (4) is mounted on the top wall plate of the spray arm (1) through a fastening structure.
11. The spray structure of claim 10, wherein: the clamping structure comprises a clamping portion (41) and a clamping groove (141) which are matched in a clamping manner, the clamping portion (41) is arranged on a side plate (42) of the housing (4), an extending portion (14) extending upwards is arranged at a position, corresponding to the clamping portion (41), of the second wall plate of the spray arm (1), and the clamping groove (141) for clamping the clamping portion (41) into the extending portion (14) is formed.
12. The spray structure of claim 10, wherein: the cross section of the housing (4) is triangular, and each side plate (42) of the housing (4) is provided with a group of fastening structures.
13. The utility model provides a cleaning machine, including box and spray structure, the inside washing cavity that has of box, spray structure is located in the washing cavity, its characterized in that: the spray structure is as claimed in any one of claims 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322111542.3U CN220344364U (en) | 2023-08-07 | 2023-08-07 | Spraying structure for cleaning machine and cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322111542.3U CN220344364U (en) | 2023-08-07 | 2023-08-07 | Spraying structure for cleaning machine and cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220344364U true CN220344364U (en) | 2024-01-16 |
Family
ID=89501163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322111542.3U Active CN220344364U (en) | 2023-08-07 | 2023-08-07 | Spraying structure for cleaning machine and cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220344364U (en) |
-
2023
- 2023-08-07 CN CN202322111542.3U patent/CN220344364U/en active Active
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