CN212913118U - Spray arm and dish-washing machine - Google Patents
Spray arm and dish-washing machine Download PDFInfo
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- CN212913118U CN212913118U CN202021290708.2U CN202021290708U CN212913118U CN 212913118 U CN212913118 U CN 212913118U CN 202021290708 U CN202021290708 U CN 202021290708U CN 212913118 U CN212913118 U CN 212913118U
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- water
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Abstract
The utility model discloses a spray arm to a dish washer with spray arm is disclosed, wherein spray arm includes: the upper cover is provided with an upper water spraying hole and an outer water inlet; a lower cover provided with a lower water spray hole; the partition plate is fixedly connected between the upper cover and the lower cover, an upper water passing cavity is arranged between the partition plate and the upper cover, a lower water passing cavity is arranged between the partition plate and the lower cover, and a water passing hole is formed in the partition plate; the shunt tubes are arranged on the inner sides of the outer water inlets, one ends of the shunt tubes are communicated with the water passing holes, the other ends of the shunt tubes are communicated with the outer water inlets, water inlet gaps are arranged between the shunt tubes and the outer water inlets, and the water inlet gaps are communicated with the upper water passing cavities. Part of water enters the shunt pipe, passes through the water passing holes, enters the lower water passing cavity and is sprayed out downwards from the lower water spraying holes; part of water enters the upper water passing cavity from the outer side of the shunt pipe through the water inlet gap and is sprayed upwards from the upper water spray holes, so that tableware in the upper-layer bowl basket and the lower-layer bowl basket can be cleaned simultaneously, and the cleaning effect is improved.
Description
Technical Field
The utility model relates to a dish washer technical field, in particular to spray arm and dish washer.
Background
And the upper layer and the lower layer of the dish basket are arranged on part of dish washing machines, so that more dishes can be washed. The existing spray arm can only spray water upwards at the bottom of the bowl basket generally, and the spray arm arranged between the upper layer bowl basket and the lower layer bowl basket does not give full play to the cleaning effect.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a spray arm.
The utility model also provides a dish washer that has above-mentioned spray arm.
According to the utility model discloses a spray arm of first aspect embodiment, include:
the upper cover is provided with an upper water spraying hole with an opening facing to the upper side, and the upper cover is provided with an outer water inlet;
the lower cover is fixedly connected to the lower side of the upper cover, and a lower water spraying hole with an opening facing to the lower side is formed in the lower cover;
the partition plate is fixedly connected between the upper cover and the lower cover, an upper water passing cavity is arranged between the partition plate and the upper cover, a lower water passing cavity is arranged between the partition plate and the lower cover, the upper water passing cavity is communicated with the upper water spraying hole, the lower water passing cavity is communicated with the lower water spraying hole, a water passing hole is formed in the partition plate, and the water passing hole is communicated with the lower water passing cavity;
the shunt tubes, its with the baffle relatively fixed, the shunt tubes is located the inboard of outer water inlet, the one end of shunt tubes with cross the water hole intercommunication, the other end of shunt tubes with outer water inlet intercommunication, the shunt tubes with be equipped with into water clearance between the outer water inlet, into water clearance with go up water cavity intercommunication.
According to the utility model discloses spray arm has following beneficial effect at least: the partition plate separates an upper water passing cavity and a lower water passing cavity between the upper cover and the lower cover; when external water flows in from the external water inlet, part of water enters the shunt pipe, passes through the water passing holes, enters the lower water passing cavity and is sprayed out downwards from the lower water spraying holes; part of water enters the upper water passing cavity from the outer side of the shunt pipe through the water inlet gap and is sprayed upwards from the upper water spray holes. The spray arm can spray water upwards and downwards in two directions, and can simultaneously clean tableware in the upper-layer bowl basket and the lower-layer bowl basket, so that the cleaning effect is improved.
According to the utility model discloses a some embodiments, outer water inlet is located the middle part of upper cover, the axis of outer water inlet does the axis of rotation of spray arm, the quantity of going up the hole for water spraying is a plurality of, outer water inlet is in the length direction's of upper cover both sides all are equipped with go up the hole for water spraying, it is a plurality of go up the hole for water spraying edge the length direction interval arrangement of upper cover. The axis of the water inlet outside the spray arm is a rotation axis, a plurality of upper spray holes are formed in the two sides of the rotation axis, and the spray efficiency is accelerated when the spray arm rotates.
According to some embodiments of the utility model, the upper cover and/or cover down and be equipped with the rotation hole for water spraying, be located the rotation hole for water spraying of upper cover with go up water cavity intercommunication, be located the rotation hole for water spraying of lower cover with water cavity intercommunication is crossed down. The rotary water spraying holes form a certain angle with the tangential direction of rotation of the spraying arm, the spraying arm is pushed to rotate by utilizing the reverse thrust of water spraying, the structure is simple, and no additional power is needed to drive the spraying arm to rotate.
According to some embodiments of the utility model, outer water inlet is in the length direction's of upper cover both sides are equipped with respectively rotate the hole for water spraying, are located the rotation hole for water spraying opposite orientation of the both sides of outer water inlet. The thrust of spraying water to the spray arm can be increased by the arrangement, the rotating speed of the spray arm is accelerated, and the two sides of the spray arm are thrust and are more stable in rotation.
According to some embodiments of the present invention, the included angle between the axial direction of the rotary water spraying hole and the length direction of the upper cover is a, and a is greater than or equal to 60 degrees and less than or equal to 120 degrees. Within this angle, the rotation of the spray arm is better.
According to some embodiments of the invention, the shunt tube is fixedly connected to the partition plate. Make the mounting structure of shunt tubes simpler like this, assemble the spray arm again on the baffle to shunt tubes fixed connection, fixed mutually upper cover, baffle and lower cover can, the connection structure of shunt tubes and baffle is also simpler moreover.
According to some embodiments of the utility model, the upper cover with be equipped with the spacing groove between the lower cover, the outer fringe of baffle is located the spacing inslot. After the limiting groove is formed, the edge of the partition board is placed in the limiting groove when the partition board is assembled, the partition board can be positioned by closing the upper cover and the lower cover, and assembly is facilitated.
According to the utility model discloses a some embodiments, cover on and be equipped with the connecting pipe, the head end of connecting pipe with outer water inlet fixed connection, the end of connecting pipe is located and is kept away from one side of lower cover, the terminal fixedly connected with solid fixed ring of connecting pipe, it is connected with the go-between to rotate on the connecting pipe, the go-between is located the upper cover with between the solid fixed ring. The go-between is used for connecting outside water pipe, and solid fixed ring is used for spacing the go-between, makes the spray arm can fix on outside water pipe, and the go-between rotates with the connecting pipe to be connected, does not influence the rotation of spray arm.
According to the utility model discloses a dish washer of second aspect embodiment, include according to the utility model discloses the spray arm of the above-mentioned first aspect embodiment, the spray arm is located between upper bowl basket and the lower floor's bowl basket.
According to the utility model discloses dish washer has following beneficial effect at least: through adopting foretell spray arm, this spray arm can wash the tableware of upper bowl basket and downside bowl basket simultaneously, can improve the cleaning performance of tableware.
The utility model is used for the dish washer.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a schematic cross-sectional view of a spray arm according to an embodiment of the present invention;
fig. 2 is a perspective view of a spray arm according to an embodiment of the present invention;
fig. 3 is an exploded view of a spray arm according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a dishwasher according to an embodiment of the present invention.
In the drawings: 001-spray arm, 101-upper cover, 102-upper water spray hole, 103-outer water inlet, 104-rotary water spray hole, 105-connecting pipe, 201-lower cover, 202-lower water spray hole, 301-clapboard, 302-upper water passing cavity, 303-lower water passing cavity, 304-water passing hole, 305-water inlet gap, 401-shunt pipe, 501-fixing ring, 502-connecting ring, 601-upper bowl basket, 602-lower bowl basket.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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 description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly defined, words such as set forth, connected, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the words in the present invention by combining the specific contents of the technical solutions.
A spray arm 001 according to an embodiment of the first aspect of the present invention is described below with reference to fig. 1 to 3.
The shower arm 001 includes an upper cover 101, a lower cover 201, a partition 301, and a shunt tube 401.
The upper cover 101 is provided with an upper water spray hole 102 opened to the upper side, and the upper cover 101 is provided with an outer water inlet 103, and the outer water inlet 103 is connected to an external water inlet pipe.
The lower cover 201 is fixedly connected to the lower side of the upper cover 101, and the lower cover 201 is provided with a lower water jet hole 202 with an opening facing the lower side.
The partition board 301 is fixedly connected between the upper cover 101 and the lower cover 201, the upper water passing cavity 302 is arranged between the partition board 301 and the upper cover 101, the lower water passing cavity 303 is arranged between the partition board 301 and the lower cover 201, the upper water passing cavity 302 is communicated with the upper water spraying hole 102, the lower water passing cavity 303 is communicated with the lower water spraying hole 202, the partition board 301 is provided with the water passing hole 304, and the water passing hole 304 is communicated with the lower water passing cavity 303. The upper cover 101, the lower cover 201, and the partition 301 may be fixed together by welding or with screws.
The partition board 301 separates an upper water passing cavity 302 and a lower water passing cavity 303 between the upper cover 101 and the lower cover 201; when external water flows in from the external water inlet 103, part of the water enters the shunt pipe 401, passes through the water passing holes 304, enters the lower water passing cavity 303 and is sprayed out downwards from the lower water spraying holes 202; part of water passes through the water inlet gap 305 from the outer side of the shunt pipe 401, enters the upper water passing cavity 302 and is sprayed upwards from the upper water spray hole 102. The spray arm 001 can spray water upwards and downwards in two directions, and can simultaneously clean tableware in the upper-layer bowl basket 601 and the lower-layer bowl basket 602, so that the cleaning effect is improved.
The partition 301 and the shunt pipe 401 can shunt water to the upper water passing cavity 302 and the lower water passing cavity 303, reduce the mutual influence between the water in the upper water passing cavity 302 and the water in the lower water passing cavity 303, and enable the upper water spray hole 102 and the lower water spray hole 202 to spray high-pressure water columns for cleaning. Preferably, the cross-sectional area of the shunt pipe 401 and the cross-sectional area of the water inlet gap 305 are set to be substantially the same, so that the water flow into the upper water passing cavity 302 and the lower water passing cavity 303 can be balanced, and the cleaning effect can be improved.
In some embodiments of the present invention, the outer water inlet 103 is disposed at the middle of the upper cover 101, the axis of the outer water inlet 103 is the rotation axis of the spray arm 001, the number of the upper water spraying holes 102 is plural, the outer water inlet 103 is disposed on both sides of the length direction of the upper cover 101, and the plurality of upper water spraying holes 102 are arranged along the length direction of the upper cover 101. The axis of the water inlet 103 outside the spray arm 001 is the rotation axis, and both sides of the rotation axis are provided with a plurality of upper spray holes, so that the spray efficiency is improved when the spray arm 001 rotates. Similarly, the lower cover 201 is provided with a plurality of lower water spray holes 202, and the plurality of lower water spray holes 202 are arranged at intervals along the longitudinal direction of the lower cover 201.
In some embodiments of the present invention, the upper cover 101 and/or the lower cover 201 are provided with a rotary water spraying hole 104, the rotary water spraying hole 104 located on the upper cover 101 is communicated with the upper water passing cavity 302, and the rotary water spraying hole 104 located on the lower cover 201 is communicated with the lower water passing cavity 303. The rotary water spraying holes 104 form a certain angle with the tangential direction of rotation of the spray arm 001, the reverse thrust of water spraying is utilized to push the spray arm 001 to rotate, the structure is simple, and no additional power is needed to drive the spray arm 001 to rotate.
Furthermore, the outer water inlet 103 is provided with rotary water spraying holes 104 on both sides of the upper cover 101 in the length direction, and the rotary water spraying holes 104 on both sides of the outer water inlet 103 are opposite in direction. Set up like this and can increase the thrust of water spray to spray arm 001 for spray arm 001's rotational speed, spray arm 001's both sides receive thrust, and are more stable during the rotation.
Further, the angle between the axial direction of the rotary water jet hole 104 and the length direction of the upper cover 101 is a, and a is greater than or equal to degree and less than or equal to degree. Within this angle range, the rotation of the spray arm 001 is better.
In some embodiments of the present invention, the shunt 401 is fixedly attached to the baffle 301. Therefore, the installation structure of the shunt tubes 401 is simple, the shunt tubes 401 are fixedly connected to the partition plate 301, the spray arms 001 are assembled, the upper cover 101, the partition plate 301 and the lower cover 201 are fixed mutually, and the connection structure of the shunt tubes 401 and the partition plate 301 is simple. The shunt tube 401 can also be configured to be secured to the upper cover 101 or the lower cover 201; when the water distribution pipe 401 is fixed on the upper cover 101, one side of the water distribution pipe 401 close to the outer water inlet 103 can be connected through the supporting bars, the supporting bars do not block water flow, and one side of the water distribution pipe 401 far away from the outer water inlet 103 is inserted into the water through hole 304; when the water-saving cover is fixed on the lower cover 201, one side of the shunt pipe 401, which is close to the lower cover 201, is provided with a support strip, and one side of the shunt pipe 401, which is far away from the lower cover 201, is inserted into the water through hole 304 and the outer water inlet 103.
In some embodiments of the present invention, a limiting groove is disposed between the upper cover 101 and the lower cover 201, and the outer edge of the partition 301 is disposed in the limiting groove. After the limiting groove is formed, the edge of the partition board 301 is placed in the limiting groove when the partition board 301 is assembled, and the partition board 301 can be positioned by closing the upper cover 101 and the lower cover 201, so that the assembly is convenient. And a sealing gasket can be arranged between the edge of the partition plate 301 and the limiting groove, so that the sealing performance of the upper water passing cavity 302 and the lower water passing cavity 303 is further improved.
In some embodiments of the present invention, the connecting pipe 105 is disposed on the upper cover 101, the head end of the connecting pipe 105 is fixedly connected to the outer water inlet 103, the end of the connecting pipe 105 is disposed on one side of the lower cover 201, the end of the connecting pipe 105 is fixedly connected to the fixing ring 501, the connecting ring 502 is rotatably connected to the connecting pipe 105, and the connecting ring 502 is disposed between the upper cover 101 and the fixing ring 501. The connecting ring 502 is used for connecting the end part of a water pipe arranged in the dishwasher, the fixing ring 501 is used for limiting the connecting ring 502, the fixing ring 501 can be welded on the connecting pipe 105, the spraying arm 001 can be fixed on the water pipe outside, and the connecting ring 502 is rotationally connected with the connecting pipe 105 without influencing the rotation of the spraying arm 001. The connecting ring 502 can be a connecting piece connected with a water pipe on the existing spray arm 001, and the inner side of the connecting ring 502 is provided with internal threads which can be connected with external threads on the water pipe.
Referring to fig. 4, a dishwasher according to an embodiment of the second aspect of the present invention includes a spray arm 001 according to the first aspect of the present invention, the spray arm 001 is disposed between an upper bowl basket 601 and a lower bowl basket 602.
According to the utility model discloses dish washer, through adopting foretell spray arm 001, this spray arm 001 can wash the tableware of upper bowl basket 601 and lower floor bowl basket 602 simultaneously, can improve the cleaning performance of tableware. To the bowl number more, if more than six sets, need use the dish washer of two spray arms, the spray arm 001 of this technique is adopted to the spray arm of upside, sprays upper bowl basket and lower floor's bowl basket simultaneously, improves the clean effect of dish washer. For the dish washer that has two spray arms to the bowl number less, can replace two existing spray arms with the spray arm 001 of this technique, reduce the part number, practice thrift the cost.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various equivalent modifications or substitutions can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention, and these equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (9)
1. A spray arm, comprising:
the upper cover is provided with an upper water spraying hole with an opening facing to the upper side, and the upper cover is provided with an outer water inlet;
the lower cover is fixedly connected to the lower side of the upper cover, and a lower water spraying hole with an opening facing to the lower side is formed in the lower cover;
the partition plate is fixedly connected between the upper cover and the lower cover, an upper water passing cavity is arranged between the partition plate and the upper cover, a lower water passing cavity is arranged between the partition plate and the lower cover, the upper water passing cavity is communicated with the upper water spraying hole, the lower water passing cavity is communicated with the lower water spraying hole, a water passing hole is formed in the partition plate, and the water passing hole is communicated with the lower water passing cavity;
the shunt tubes, its with the baffle relatively fixed, the shunt tubes is located the inboard of outer water inlet, the one end of shunt tubes with cross the water hole intercommunication, the other end of shunt tubes with outer water inlet intercommunication, the shunt tubes with be equipped with into water clearance between the outer water inlet, into water clearance with go up water cavity intercommunication.
2. The spray arm of claim 1, wherein the outer water inlet is disposed in the middle of the upper cover, the axis of the outer water inlet is the rotation axis of the spray arm, the number of the upper water spray holes is plural, the outer water inlet is provided with the upper water spray holes on both sides of the upper cover in the length direction, and the plural upper water spray holes are arranged at intervals in the length direction of the upper cover.
3. The spray arm of claim 2, wherein the upper cover and/or the lower cover is provided with a rotary water spray hole, the rotary water spray hole positioned on the upper cover is communicated with the upper water passing cavity, and the rotary water spray hole positioned on the lower cover is communicated with the lower water passing cavity.
4. The spray arm of claim 3, wherein said outer water inlet is provided with said rotary water jet holes at both sides of said upper cover in the length direction, and the rotary water jet holes at both sides of said outer water inlet are oppositely directed.
5. The spray arm of claim 4, wherein the axis direction of the rotary water jet hole is at an angle a with the length direction of the upper cover, and a is greater than or equal to 60 degrees and less than or equal to 120 degrees.
6. The spray arm of claim 1 wherein said shunt tube is fixedly attached to said baffle.
7. The spray arm of claim 1, wherein a retaining groove is formed between the upper cover and the lower cover, and the outer edge of the partition plate is arranged in the retaining groove.
8. The spray arm of claim 1, wherein the upper cover is provided with a connecting pipe, a head end of the connecting pipe is fixedly connected with the outer water inlet, a tail end of the connecting pipe is arranged on a side far away from the lower cover, a fixing ring is fixedly connected with the tail end of the connecting pipe, a connecting ring is rotatably connected to the connecting pipe, and the connecting ring is arranged between the upper cover and the fixing ring.
9. A dishwasher, comprising a spray arm according to any one of claims 1 to 8, the dishwasher further comprising an upper basket and a lower basket, the spray arm being disposed between the upper basket and the lower basket.
Priority Applications (1)
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CN202021290708.2U CN212913118U (en) | 2020-07-02 | 2020-07-02 | Spray arm and dish-washing machine |
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CN202021290708.2U CN212913118U (en) | 2020-07-02 | 2020-07-02 | Spray arm and dish-washing machine |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022171004A1 (en) * | 2021-02-10 | 2022-08-18 | 青岛海尔洗碗机有限公司 | Spray arm and dishwasher |
CN117086043A (en) * | 2023-10-17 | 2023-11-21 | 常州诺清智能科技有限公司 | Spray cleaning equipment |
-
2020
- 2020-07-02 CN CN202021290708.2U patent/CN212913118U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022171004A1 (en) * | 2021-02-10 | 2022-08-18 | 青岛海尔洗碗机有限公司 | Spray arm and dishwasher |
CN117086043A (en) * | 2023-10-17 | 2023-11-21 | 常州诺清智能科技有限公司 | Spray cleaning equipment |
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