CN210749082U - Spray arm component of dish washing machine - Google Patents
Spray arm component of dish washing machine Download PDFInfo
- Publication number
- CN210749082U CN210749082U CN201921070375.XU CN201921070375U CN210749082U CN 210749082 U CN210749082 U CN 210749082U CN 201921070375 U CN201921070375 U CN 201921070375U CN 210749082 U CN210749082 U CN 210749082U
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- spray arm
- arm
- seat
- cavity
- fixing
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Abstract
A spray arm assembly of a dish washing machine comprises a spray arm and a spray arm seat, wherein the spray arm comprises a bottom arm shell and a top arm cover, a bottom plate of the bottom arm shell is provided with a fixing hole, and a top plate of the top arm cover is provided with a water spraying hole; the spray arm fixing connector is fixed with the fixing hole, the upper end of the spray arm rotating support is connected with the spray arm fixing connector, the spray arm rotating support is in running fit with the spray arm seat, and the spray arm rotating support is kept on the spray arm seat by the spray arm fixing ring. The arrangement of the spray arm fixing joint, the spray arm fixing ring and the spray arm rotating support improves the sealing performance; and no wearing parts, and long service life.
Description
Technical Field
The utility model relates to a dish washer, especially a spray arm subassembly of dish washer.
Background
In the prior art, a spray arm assembly of a dish washing machine comprises a spray arm and a spray arm seat, wherein the spray arm and the spray arm seat are made of plastic materials; the spray arm seat is provided with a water outlet connector, the water outlet connector is provided with a clasp, the clasp extends into the water inlet sleeve and is buckled with the end surface, and the water inlet sleeve is in running fit with the water outlet connector. There are problems: poor sealing performance and short service life.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: provides a spray arm component of a dish washing machine, which has the characteristics of good sealing performance and long service life.
The utility model discloses a realize like this: the utility model provides a spray arm subassembly of dish washer, includes spray arm and spray arm seat, and the spray arm includes bottom arm shell and top arm lid, its characterized in that: a bottom plate of the bottom arm shell is provided with a fixing hole, and a top plate of the top arm cover is provided with a water spraying hole;
also comprises a spray arm fixing joint, a spray arm fixing ring and a spray arm rotating support,
the spray arm fixing joint is fixed with the fixed orifices, the upper end of the spray arm rotating support is connected with the spray arm fixing joint, the spray arm rotating support seat is in running fit with the spray arm seat, and the spray arm fixing ring keeps the spray arm rotating support seat on the spray arm seat.
The spray arm component of the dish washing machine is characterized in that: the bottom arm shell and the top arm cover are respectively made of metal plate bodies through one-step molding,
the upper opening of the bottom arm shell is provided with an annular edge plate, the lower opening of the top arm cover is provided with a wrapping edge, the top arm cover is buckled with the bottom arm shell, and the wrapping edge wraps the annular edge plate.
The spray arm component of the dish washing machine is characterized in that: a square fixing cavity protruding from the inner surface to the outer surface is formed in the bottom plate of the bottom arm shell, and the fixing hole is formed in the bottom plate of the square fixing cavity;
the spray arm fixing joint comprises a pipe body part, a square annular seat plate arranged at the top of the pipe body part and an external thread part arranged on the pipe body part;
the rotary supporting seat comprises a hollow rotating shaft with an upper opening and a lower opening, an internal thread connecting part arranged in the upper end of the rotating shaft and a positioning disc arranged at the lower part of the rotating shaft;
the spray arm fixing ring comprises a locking sleeve, a locking groove arranged on the outer surface of the locking sleeve and an annular cover arranged at the top of the locking sleeve;
the upper part of the spray arm seat is provided with a pin joint cavity and a locking cavity with an upper opening, the locking cavity wall is provided with a locking block,
the pipe body part of the spray arm fixing joint passes through the fixing hole and extends out of the bottom arm shell, and the square annular seat plate is embedded with the square fixing cavity; the upper end of the rotating shaft passes through the locking sleeve to be screwed with the external thread of the pipe body part, the lower end of the rotating shaft is inserted into the pin joint cavity, the lower end of the locking sleeve is matched with the positioning plate, and the locking groove is locked with the locking block; the upper end of the locking cavity is in sliding fit with the annular cover.
The spray arm component of the dish washing machine is characterized in that: the part of the rotating shaft, which is in rotating fit with the pivoting cavity, is provided with at least two annular sealing bulges, and the annular sealing bulges are in rotating fit with the pivoting cavity.
The spray arm component of the dish washing machine is characterized in that: and an annular bulge is arranged on the upper end face of the locking cavity of the spray arm seat, and the annular bulge is tightly matched with the annular cover.
The utility model relates to a spray arm component of a dish washing machine, which improves the sealing performance by arranging a spray arm fixing joint, a spray arm fixing ring and a spray arm rotating support; and no wearing parts, and long service life.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is one of the exploded perspective views of the present invention.
Fig. 4 is a second exploded perspective view of the present invention.
Fig. 5 is a three-dimensional sectional view of the nozzle arm fixing ring of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, a spray arm assembly of a dishwasher includes a spray arm 1 and a spray arm base 2, the spray arm 1 includes a bottom arm housing 11 and a top arm cover 12;
a bottom plate of the bottom arm shell 11 is provided with a fixing hole 111, and a top plate of the top arm cover 12 is provided with a water spraying hole 121;
also comprises a spray arm fixing joint 3, a spray arm fixing ring 4 and a spray arm rotating support 5,
the spray arm fixed joint 3 is fixed with the fixed orifices 111, and 5 upper ends of spray arm rotating support are connected with spray arm fixed joint 3, spray arm rotating support 5 with 2 normal running fit of spray arm seat, the solid fixed ring of spray arm 4 keeps spray arm rotating support 5 on spray arm seat 2. The spray arm 1, the spray arm fixing joint 3 and the spray arm rotating support 5 rotate together.
The bottom arm shell 11 and the top arm cover 12 are respectively made of a metal plate body by one-step molding,
as shown in fig. 1 and 2, an annular edge plate 112 is disposed on the upper opening of the bottom arm shell 11, a wrapping edge 122 is disposed on the lower opening of the top arm cover 12, the top arm cover 12 is fastened with the bottom arm shell 11, and the wrapping edge 122 wraps the annular edge plate 112.
A square fixing cavity 113 which is convex from the inner surface to the outer surface is arranged on the bottom plate of the bottom arm shell 11, and the fixing hole 111 is arranged on the bottom plate of the square fixing cavity 113;
the spray arm fixed joint 3 comprises a hollow pipe body part 31 with an upper opening and a lower opening, a square annular seat plate 32 arranged at the top of the pipe body part and an external thread part 33 arranged on the pipe body part;
the rotary supporting seat 5 comprises a hollow rotating shaft 51 with an upper opening and a lower opening, an internal thread connecting part 52 arranged in the upper end of the rotating shaft and a positioning disc 53 arranged at the lower part;
the spray arm fixing ring 4 comprises a locking sleeve 41, a locking groove 42 arranged on the outer surface of the locking sleeve and an annular cover 43 arranged at the top of the locking sleeve; a plurality of protrusions for increasing the torsion are arranged on the annular cover 43 in the radial direction;
the upper part of the spray arm seat 2 is provided with a pin joint cavity 21 and a locking cavity 22 with an upper opening, the wall of the locking cavity 22 is provided with a locking block 23,
the tube body part 31 of the spray arm fixed joint 3 passes through the fixed hole 111 and extends out of the bottom arm shell 11, and the square annular seat plate 32 is embedded with the square fixed cavity 113; the upper end of the rotating shaft 51 passes through the locking sleeve 41, the internal thread part 52 of the rotating shaft 51 is screwed with the external thread part 33 of the tube body part 31, the lower end of the rotating shaft 51 is inserted into the pivoting cavity 21, the lower end of the locking sleeve 41 is matched with the positioning disc 53, the locking groove 42 is locked with the locking block 23, and the upper end of the locking cavity 22 is attached to the annular cover 43;
the locking groove 42 is provided with an axial line positioning projection 421, the locking block 23 is provided with an axial positioning groove 231, and the axial line positioning projection 421 is embedded with the axial positioning groove 231.
Two annular sealing bulges 54 are arranged at the parts of the rotating shaft 51, which are in rotating fit with the pivoting cavity 21, and the annular sealing bulges 54 are in rotating fit with the pivoting cavity 21.
An annular bulge 24 is arranged on the upper end face of the locking cavity 22 of the spray arm seat 2, and the annular bulge 24 is tightly matched with the annular cover 43.
What has been described above is only a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and variations can be made without departing from the principle of the invention, which is also considered as the protection scope of the invention.
Claims (5)
1. The utility model provides a spray arm subassembly of dish washer, includes spray arm and spray arm seat, and the spray arm includes bottom arm shell and top arm lid, its characterized in that: a bottom plate of the bottom arm shell is provided with a fixing hole, and a top plate of the top arm cover is provided with a water spraying hole;
also comprises a spray arm fixing joint, a spray arm fixing ring and a spray arm rotating support,
the spray arm fixing joint is fixed with the fixed orifices, the upper end of the spray arm rotating support is connected with the spray arm fixing joint, the spray arm rotating support seat is in running fit with the spray arm seat, and the spray arm fixing ring keeps the spray arm rotating support seat on the spray arm seat.
2. The spray arm assembly of a dishwasher of claim 1, wherein: the bottom arm shell and the top arm cover are respectively made of metal plate bodies through one-step molding,
the upper opening of the bottom arm shell is provided with an annular edge plate, the lower opening of the top arm cover is provided with a wrapping edge, the top arm cover is buckled with the bottom arm shell, and the wrapping edge wraps the annular edge plate.
3. The spray arm assembly of a dishwasher of claim 1 or 2, wherein: a square fixing cavity protruding from the inner surface to the outer surface is formed in the bottom plate of the bottom arm shell, and the fixing hole is formed in the bottom plate of the square fixing cavity;
the spray arm fixing joint comprises a pipe body part, a square annular seat plate arranged at the top of the pipe body part and an external thread part arranged on the pipe body part;
the rotary supporting seat comprises a hollow rotating shaft with an upper opening and a lower opening, an internal thread connecting part arranged in the upper end of the rotating shaft and a positioning disc arranged at the lower part of the rotating shaft;
the spray arm fixing ring comprises a locking sleeve, a locking groove arranged on the outer surface of the locking sleeve and an annular cover arranged at the top of the locking sleeve;
the upper part of the spray arm seat is provided with a pin joint cavity and a locking cavity with an upper opening, the locking cavity wall is provided with a locking block,
the pipe body part of the spray arm fixing joint passes through the fixing hole and extends out of the bottom arm shell, and the square annular seat plate is embedded with the square fixing cavity; the upper end of the rotating shaft passes through the locking sleeve to be screwed with the external thread of the pipe body part, the lower end of the rotating shaft is inserted into the pin joint cavity, the lower end of the locking sleeve is matched with the positioning plate, and the locking groove is locked with the locking block; the upper end of the locking cavity is attached to the annular cover.
4. The spray arm assembly of a dishwasher of claim 3, wherein: the part of the rotating shaft, which is in rotating fit with the pivoting cavity, is provided with at least two annular sealing bulges, and the annular sealing bulges are in rotating fit with the pivoting cavity.
5. The spray arm assembly of a dishwasher of claim 3, wherein: and an annular bulge is arranged on the upper end face of the locking cavity of the spray arm seat, and the annular bulge is tightly matched with the annular cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921070375.XU CN210749082U (en) | 2019-07-09 | 2019-07-09 | Spray arm component of dish washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921070375.XU CN210749082U (en) | 2019-07-09 | 2019-07-09 | Spray arm component of dish washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210749082U true CN210749082U (en) | 2020-06-16 |
Family
ID=71028754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921070375.XU Active CN210749082U (en) | 2019-07-09 | 2019-07-09 | Spray arm component of dish washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210749082U (en) |
-
2019
- 2019-07-09 CN CN201921070375.XU patent/CN210749082U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210817 Address after: 529533 plant No. 31, east of Gaoxin Avenue (zhangang highway), Fugang Industrial Park, high tech Zone, Yangjiang City, Guangdong Province Patentee after: Guangdong Guangmei industry and Trade Co.,Ltd. Address before: 528425 2 / F, No.18, Fengchao Road, Hetai village, Dongfeng Town, Zhongshan City, Guangdong Province Patentee before: Zhongshan Bohui Electric Appliance Co.,Ltd. |