CN107137042B - Upper spray arm - Google Patents
Upper spray arm Download PDFInfo
- Publication number
- CN107137042B CN107137042B CN201710422618.0A CN201710422618A CN107137042B CN 107137042 B CN107137042 B CN 107137042B CN 201710422618 A CN201710422618 A CN 201710422618A CN 107137042 B CN107137042 B CN 107137042B
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- CN
- China
- Prior art keywords
- spray arm
- joint
- axis
- groove
- bulge
- 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.)
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Links
- 239000007921 spray Substances 0.000 title claims abstract description 241
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000002349 favourable effect Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
Landscapes
- Catching Or Destruction (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention discloses an upper spray arm, which comprises a spray arm horizontal pipe and a spray arm, wherein one end of the spray arm horizontal pipe is provided with a sleeve, the axis of the sleeve is perpendicular to the axis of the spray arm horizontal pipe, the upper surface of the spray arm is provided with an annular bulge, the axis of the annular bulge is perpendicular to the axis of the spray arm, the upper spray arm also comprises a spray arm joint and a spray arm clamping ring, the inner surface of the spray arm clamping ring is in rotary fit with the outer surface of the upper end of the spray arm joint, the sleeve is clamped on the inner surface of the upper end of the spray arm joint, the outer surface of the spray arm clamping ring is clamped in the spray arm, the lower end of the spray arm joint extends into the spray arm, and the axis of the sleeve, the axis of the spray arm joint, the axis of the spray arm clamping ring and the axis of the annular bulge are in the same straight line.
Description
Technical Field
The invention relates to the field of dish washers, in particular to an upper spray arm.
Background
The current domestic dish washer bowl basket is equipped with the spray arm, and rivers spray out the tableware of washing upper bowl basket through the orifice of last spray arm, according to prior art, traditional spray arm fixed mode has the rivers pressure loss big, and the rivers leak great, and spray arm rotation position wearing and tearing problem very fast, life is short.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the defects of the prior art are overcome, and the upper spray arm with small water flow leakage and long service life is provided.
The technical scheme adopted by the invention is as follows: the utility model provides an go up spray arm, includes spray arm horizontal pipe and spray arm, spray arm horizontal pipe one end be equipped with the sleeve pipe, sleeve pipe axis perpendicular to spray arm horizontal pipe's axis, spray arm upper surface be equipped with annular arch, annular bellied axis perpendicular to spray arm's axis, it still includes spray arm joint and spray arm snap ring, spray arm snap ring internal surface normal running fit at spray arm joint upper end surface, sleeve pipe joint at spray arm joint upper end internal surface, spray arm snap ring external surface joint in spray arm, spray arm joint lower extreme stretch in the spray arm, sleeve pipe axis, spray arm joint axis and annular bellied axis on same straight line.
After adopting the structure, compared with the prior art, the invention has the following advantages: when the spray arm connector and the spray arm clamping ring are arranged, the spray arm clamping ring is sleeved into the spray arm connector firstly, and a small gap is reserved between the spray arm connector and the spray arm clamping ring for reducing water flow leakage, but the spray arm connector can flexibly rotate. The spray arm connector is inserted into the spray arm horizontal pipe, the spray arm connector and the spray arm horizontal pipe are fixed together through the buckle, the spray arm connector and the spray arm horizontal pipe cannot rotate with each other, and the spray arm clamping ring is clamped between the grooves by the spray arm horizontal pipe and the spray arm connector only can rotate and cannot be separated. Then fix the spray arm and spray arm snap ring between the two again through the buckle, can not rotate each other between the two, get into from spray arm horizontal tube when higher pressure rivers, because spray arm joint is fixed on spray arm horizontal tube, the decurrent impact force of rivers is born by spray arm joint, has reduced the atress of spray arm, is favorable to reducing the wearing and tearing of spray arm rotation position, and the rivers are revealed little and long service life.
Preferably, the outer surface of the sleeve is provided with a first bulge, the spray arm joint is internally provided with a first clamping groove clamped with the first bulge, and the spray arm joint is simple in structure and reliable in clamping.
Preferably, the spray arm joint in be equipped with the guide way, the sleeve pipe surface be equipped with guide way sliding fit's guide protrusion, the guide way be located first draw-in groove directly over, the axis of guide way and spray arm joint axis parallel, the guide protrusion can enter into the guide way the inside when the sleeve pipe is close to the spray pipe joint and lead to the sleeve pipe, can accurately be with sleeve pipe joint in the spray arm joint, the reliability is high.
Preferably, the outer surface of the spray arm joint is provided with a protrusion protruding out of the outer surface of the spray arm joint, the spray arm clamping ring is positioned on the protrusion, and the inner surface of the spray arm clamping ring is in rotary fit with the outer surface of the upper end of the spray arm joint, so that the spray arm joint is simple in structure.
Preferably, the inner surface of the spray arm clamping ring is provided with a plurality of diversion trenches along the circumferential direction, the axes of the diversion trenches are parallel to the axes of the spray arm joints, water flow is dispersed, the stress of the spray arm is reduced, the abrasion of the rotating position of the spray arm is reduced, the water flow leakage is small, and the service life is long.
Preferably, the inner surface of the annular bulge is provided with at least two second clamping grooves, the outer surface of the spray arm clamping ring is provided with second bulges which can be clamped with the second clamping grooves, the second clamping grooves are 7-shaped grooves, the second bulges can be clamped or separated from the second clamping grooves when the spray arm clamping ring rotates, the annular bulge is internally provided with a first baffle plate and a second baffle plate, the second clamping grooves are formed by the first baffle plate and the second baffle plate, and the spray arm clamping ring can be clamped or separated from the second clamping grooves by rotating the spray arm clamping ring, so that the spray arm clamping ring is convenient to install and detach.
Preferably, the second clamping groove is internally provided with a third bulge, the second bulge is provided with a third clamping groove which is clamped with the third bulge, the spray arm clamping ring is provided with a handle, the third bulge is arranged, the spray arm clamping ring is conveniently fixed in the second clamping groove and cannot loosen, the handle is arranged, the spray arm clamping ring is conveniently rotated, generally speaking, the at least two second clamping grooves are internally provided with the third bulge, correspondingly, the at least two second bulges are provided with the third clamping groove, the cross section of the second bulge provided with the third clamping groove is in the shape of a door frame, the third clamping groove is arranged on the door frame, and the cross section of the second bulge without the third clamping groove is in the shape of a T.
Preferably, the buffer plate is arranged below the spray arm joint, the inverted horn-shaped bulge is arranged on the upper surface of the buffer plate, a plurality of connecting columns are arranged between the spray arm joint and the buffer plate, one ends of the connecting columns are fixed on the outer circumference of the spray arm joint, the other ends of the connecting columns are fixed on the outer circumference of the buffer plate, the inverted horn-shaped bulge is of a herringbone structure, and water flow can be changed into a horizontal direction from a downward direction due to the herringbone structure of the spray arm joint, so that the pressure loss of the water flow is effectively reduced, the cleaning rate of tableware is improved, the power of a washing pump is reduced, and the energy consumption is reduced.
Preferably, the inner surface of the spray arm is provided with a groove, the buffer plate is positioned in the groove, the buffer plate is convenient to position, and meanwhile, the pressure loss of water flow is effectively reduced.
Preferably, the first clamping groove penetrates through the spray arm joint to be communicated with the diversion trench, so that the stress of the spray arm is reduced, and the abrasion of the rotating position of the spray arm is reduced.
Drawings
FIG. 1 is an exploded view of an upper spray arm of the present invention.
Fig. 2 is a perspective view of a spray arm clasp of an upper spray arm of the present invention connected to a spray arm joint.
FIG. 3 is a perspective cross-sectional view of an upper spray arm horizontal tube, spray arm joint and spray arm snap ring of the present invention.
Fig. 4 is a front cross-sectional view of an upper spray arm of the present invention.
Fig. 5 is a perspective view of an upper spray arm of the present invention.
Wherein, 1, spray arm horizontal pipe, 2, spray arm, 3, spray arm joint, 4, spray arm clasp, 5, sleeve, 6, annular bulge, 7, first bulge, 8, first clamping groove, 9, guide groove, 10, guide bulge, 11, bulge, 12, guide groove, 13, second clamping grooves, 14, second bulges, 15, first baffle plates, 16, second baffle plates, 17, third bulges, 18, third clamping grooves, 19, handles, 20, buffer plates, 21, inverted horn-shaped bulges, 22, connecting columns, 23 and grooves.
Detailed Description
The invention is further described below with reference to the drawings and the detailed description.
As shown in the figure, the invention provides an upper spray arm, which comprises a spray arm horizontal pipe 1 and a spray arm 2, wherein one end of the spray arm horizontal pipe 1 is provided with a sleeve 5, the axis of the sleeve 5 is perpendicular to the axis of the spray arm horizontal pipe 1, the upper surface of the spray arm 2 is provided with an annular bulge 6, the axis of the annular bulge 6 is perpendicular to the axis of the spray arm 2, the upper spray arm further comprises a spray arm joint 3 and a spray arm clamp ring 4, the inner surface of the spray arm clamp ring 4 is rotationally matched with the outer surface of the upper end of the spray arm joint 3, the sleeve 5 is clamped on the inner surface of the upper end of the spray arm joint 3, the outer surface of the spray arm clamp ring 4 is clamped in the spray arm 2, the lower end of the spray arm joint 3 extends in the spray arm 2, and the axes of the sleeve 5, the spray arm clamp ring 4 and the annular bulge 6 are on the same straight line. The spray arm joint 3 is inserted into the spray arm horizontal pipe 1, the spray arm joint 3 and the spray arm horizontal pipe 1 are fixed together through a buckle, the spray arm joint 3 and the spray arm horizontal pipe 1 cannot rotate with each other, and the spray arm clamping ring 4 is clamped between the grooves by the spray arm horizontal pipe 1 and the spray arm joint 3 and can only rotate and cannot be separated. Then fix the spray arm 2 and spray arm snap ring 4 together again through the buckle, can not rotate each other between the two, get into from spray arm horizontal pipe 1 when the rivers of higher pressure, because spray arm joint 3 is fixed on spray arm horizontal pipe 1, the decurrent impact force of rivers is born by spray arm joint 3, has reduced the atress of spray arm, is favorable to reducing the wearing and tearing of spray arm 2 rotation position, and the rivers reveal little and long service life.
The outer surface of the sleeve 5 is provided with a first bulge 7, the spray arm joint 3 is internally provided with a first clamping groove 8 which is clamped with the first bulge 7, and the spray arm joint is simple in structure and reliable in clamping.
The spray arm joint 3 in be equipped with guide way 9, sleeve pipe 5 surface be equipped with guide way 9 sliding fit's guide protrusion 10, guide way 9 be located first draw-in groove 8 directly over, guide way 9 the axis with spray arm joint 3 axis parallel, guide protrusion 10 can enter into the guide way 9 the inside and lead sleeve pipe 5 when sleeve pipe 5 is close to spray pipe joint 3, can accurately be to sleeve pipe 5 joint in spray arm joint 3, the reliability is high.
The spray arm joint 3 surface be equipped with the arch 11 that exceeds in spray arm joint 3 surface, spray arm snap ring 4 be located protruding 11 and spray arm snap ring 4 internal surface normal running fit at spray arm joint 3 upper end surface, guide protrusion 10 can enter into guide slot 9 the inside when sleeve pipe 5 is close to spray pipe joint 3 and lead sleeve pipe 5, can accurately be in spray arm joint 3 to sleeve pipe 5 joint, the reliability is high.
The spray arm snap ring 4 the internal surface be equipped with a plurality of guiding gutter 12 along the circumferencial direction, the axis of guiding gutter 12 be parallel with spray arm joint 3 axis, dispersed rivers have reduced the atress of spray arm 2, are favorable to reducing the wearing and tearing of spray arm 2 rotation position, the rivers are revealed little and long service life.
The inner surface of the annular bulge 6 is provided with at least two second clamping grooves 13, the outer surface of the spray arm clamping ring 4 is provided with second bulges 14 which can be clamped with the second clamping grooves 13, the second clamping grooves 13 are 7-shaped grooves, the second bulges 14 can be clamped or separated from the second clamping grooves 13 when the spray arm clamping ring 4 rotates, the annular bulge 6 is internally provided with a first baffle 15 and a second baffle 16, the second clamping grooves 13 are formed by the first baffle 15 and the second baffle 16, and the spray arm clamping ring 4 can be clamped or separated from the second clamping grooves 13 by rotating the spray arm clamping ring 4, so that the spray arm clamping ring is convenient to install and detach, and the first baffle 15 is positioned above the second baffle 16.
The second clamping groove 13 is internally provided with a third bulge 17, the second bulge 14 is provided with a third clamping groove 18 which is clamped with the third bulge 17, the spray arm clamping ring 4 is provided with a handle 19, the third bulge 17 is arranged, the spray arm clamping ring 4 is conveniently fixed in the second clamping groove 13 and cannot loosen, the reliability is high, the handle 19 is arranged, the spray arm clamping ring 4 is conveniently rotated, in general, at least two second clamping grooves 13 are internally provided with the third bulge 17, correspondingly, at least two second bulges 14 are provided with the third clamping groove 18, the cross section of the second bulge 14 provided with the third clamping groove 18 is in the shape of a door frame, the third clamping groove 18 is arranged on the door frame, and the cross section of the second bulge 14 without the third clamping groove 18 is in the shape of a T shape.
The shower arm joint 3 below be equipped with buffer board 20, buffer board 20 upper surface be equipped with the protruding 21 of reverse loudspeaker shape, shower arm joint 3 and buffer board 20 between be equipped with a plurality of spliced pole 22, spliced pole 22 one end fix on shower arm joint 3 outer circumference, the spliced pole 22 other end fix on the buffer board 20 outer circumference, the cross section of the protruding 21 of reverse loudspeaker shape is the chevron shape structure, owing to the chevron shape structure of shower arm joint 3, can change rivers from the decurrent direction into the horizontal direction, effectively reduce the pressure loss of rivers, be favorable to improving the cleaning rate of tableware, reduce the power of wash pump, reduce the energy consumption.
The inner surface of the spray arm 2 is provided with a groove 23, the buffer plate 20 is positioned in the groove 23, so that the buffer plate 20 is conveniently positioned, and meanwhile, the pressure loss of water flow is effectively reduced.
The first clamping groove 8 penetrates through the spray arm joint 3 and is communicated with the diversion trench 9, so that the stress of the spray arm 2 is reduced, and the abrasion of the rotating position of the spray arm 2 is reduced.
Specifically, the principle of the invention is to arrange the spray arm joint 3 and the spray arm clamping ring 4, when in installation, the spray arm clamping ring 4 is sleeved into the spray arm joint 3, and a small gap is reserved between the spray arm joint 3 and the spray arm clamping ring for reducing water flow leakage, but the spray arm joint can flexibly rotate. The spray arm joint 3 is inserted into the spray arm horizontal pipe 1, the spray arm joint 3 and the spray arm horizontal pipe 1 are fixed together through a buckle, the spray arm joint 3 and the spray arm horizontal pipe 1 cannot rotate with each other, and the spray arm clamping ring 4 is clamped between the grooves by the spray arm horizontal pipe 1 and the spray arm joint 3 and can only rotate and cannot be separated. Then fix the spray arm 2 and spray arm snap ring 4 together again through the buckle, can not rotate each other between the two, get into from spray arm horizontal pipe 1 when the rivers of higher pressure, because spray arm joint 3 is fixed on spray arm horizontal pipe 1, the decurrent impact force of rivers is born by spray arm joint 3, has reduced the atress of spray arm, is favorable to reducing the wearing and tearing of spray arm 2 rotation position, and the rivers reveal little and long service life.
The foregoing description of the preferred embodiments of the present invention is provided for illustration and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed, and all changes made within the scope of the invention as independently claimed are within the scope of the invention.
Claims (6)
1. The utility model provides an go up spray arm, includes spray arm level pipe (1) and spray arm (2), spray arm level pipe (1) one end be equipped with sleeve pipe (5), the axis of sleeve pipe (5) axis perpendicular to spray arm level pipe (1), spray arm (2) upper surface be equipped with annular bulge (6), the axis perpendicular to spray arm (2) axis of annular bulge (6), its characterized in that: the spray arm joint comprises a spray arm joint body (3) and a spray arm clamping ring (4), wherein the inner surface of the spray arm clamping ring (4) is in running fit with the outer surface of the upper end of the spray arm joint body (3), a sleeve (5) is clamped on the inner surface of the upper end of the spray arm joint body (3), the outer surface of the spray arm clamping ring (4) is clamped in a spray arm (2), the lower end of the spray arm joint body (3) extends into the spray arm (2), and the axis of the sleeve (5), the axis of the spray arm joint body (3), the axis of the spray arm clamping ring (4) and the axis of an annular bulge (6) are in the same straight line;
the outer surface of the sleeve (5) is provided with a first bulge (7), and a first clamping groove (8) which is clamped with the first bulge (7) is formed in the spray arm joint (3);
the spray arm connector (3) is internally provided with a guide groove (9), the outer surface of the sleeve (5) is provided with a guide protrusion (10) which is in sliding fit with the guide groove (9), the guide groove (9) is positioned right above the first clamping groove (8), and the axis of the guide groove (9) is parallel to the axis of the spray arm connector (3);
the first clamping groove (8) penetrates through the spray arm joint (3) and is communicated with the guide groove (9);
the shower arm joint (3) below be equipped with buffer board (20), buffer board (20) upper surface be equipped with the protruding (21) of reverse loudspeaker shape, shower arm joint (3) and buffer board (20) between be equipped with a plurality of spliced pole (22), spliced pole (22) one end fix on the outer circumference of shower arm joint (3), spliced pole (22) other end fix on the outer circumference of buffer board (20), the protruding 21 cross section of reverse loudspeaker shape chevron shape structure.
2. An upper spray arm as claimed in claim 1, wherein: the outer surface of the spray arm joint (3) is provided with a bulge (11) protruding out of the outer surface of the spray arm joint (3), the spray arm clamping ring (4) is positioned on the bulge (11) and the inner surface of the spray arm clamping ring (4) is in rotary fit with the outer surface of the upper end of the spray arm joint (3).
3. An upper spray arm as claimed in claim 1, wherein: the inner surface of the spray arm clamping ring (4) is provided with a plurality of diversion trenches (12) along the circumferential direction, and the axis of the diversion trenches (12) is parallel to the axis of the spray arm joint (3).
4. An upper spray arm as claimed in claim 1, wherein: the inner surface of annular bulge (6) be equipped with two at least second draw-in grooves (13), spray arm snap ring (4) surface be equipped with can with second draw-in groove (13) joint's second protruding (14), second draw-in groove (13) shape be "7" style of calligraphy groove, second protruding (14) can joint or break away from second draw-in groove (13) when spray arm snap ring (4) rotate, be equipped with first baffle (15) and second baffle (16) in annular bulge (6), second draw-in groove (13) form by first baffle (15) and second baffle (16).
5. An upper spray arm as defined in claim 4, wherein: the second clamping groove (13) is internally provided with a third bulge (17), the second bulge (14) is provided with a third clamping groove (18) which is clamped with the third bulge (17), and the spray arm clamping ring (4) is provided with a handle (19).
6. An upper spray arm as claimed in claim 1, wherein: the inner surface of the spray arm (2) is provided with a groove (23), and the buffer plate (20) is positioned in the groove (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710422618.0A CN107137042B (en) | 2017-06-07 | 2017-06-07 | Upper spray arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710422618.0A CN107137042B (en) | 2017-06-07 | 2017-06-07 | Upper spray arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107137042A CN107137042A (en) | 2017-09-08 |
| CN107137042B true CN107137042B (en) | 2023-10-24 |
Family
ID=59780609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710422618.0A Active CN107137042B (en) | 2017-06-07 | 2017-06-07 | Upper spray arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107137042B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110859561A (en) * | 2018-08-28 | 2020-03-06 | 佛山市顺德区美的洗涤电器制造有限公司 | Spray arm and washing electric appliance with same |
| CN111820785A (en) * | 2020-07-20 | 2020-10-27 | 上海明略人工智能(集团)有限公司 | Rinsing equipment, invalid spraying amount detection method, device and medium |
| CN114569033A (en) * | 2020-11-30 | 2022-06-03 | 佛山市顺德区美的洗涤电器制造有限公司 | Spray arm assembly and washing equipment with same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8730084D0 (en) * | 1987-01-30 | 1988-02-03 | Bosch Siemens Hausgeraete | Spray arm mounting in front-loading dishwashing machine |
| CN201558087U (en) * | 2009-04-24 | 2010-08-25 | 美的集团有限公司 | Spraying arm connecting structure of dish washing machine |
| CN202069558U (en) * | 2010-12-09 | 2011-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Spraying arm of dish washer |
| CN203677025U (en) * | 2014-01-21 | 2014-07-02 | 美的集团股份有限公司 | Dish-washing machine water spraying component and dish-washing machine |
| CN207640357U (en) * | 2017-06-07 | 2018-07-24 | 佛山市百斯特电器科技有限公司 | A kind of upper gushing arm |
-
2017
- 2017-06-07 CN CN201710422618.0A patent/CN107137042B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8730084D0 (en) * | 1987-01-30 | 1988-02-03 | Bosch Siemens Hausgeraete | Spray arm mounting in front-loading dishwashing machine |
| CN201558087U (en) * | 2009-04-24 | 2010-08-25 | 美的集团有限公司 | Spraying arm connecting structure of dish washing machine |
| CN202069558U (en) * | 2010-12-09 | 2011-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Spraying arm of dish washer |
| CN203677025U (en) * | 2014-01-21 | 2014-07-02 | 美的集团股份有限公司 | Dish-washing machine water spraying component and dish-washing machine |
| CN207640357U (en) * | 2017-06-07 | 2018-07-24 | 佛山市百斯特电器科技有限公司 | A kind of upper gushing arm |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107137042A (en) | 2017-09-08 |
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