CN210810867U

CN210810867U - Upper spray arm structure for dish washing machine

Info

Publication number: CN210810867U
Application number: CN201921375494.6U
Authority: CN
Inventors: 钱松良; 宋烨锋
Original assignee: Zhejiang Lanjuxing Electric Appliance Co Ltd
Current assignee: Zhejiang Lanjuxing Electric Appliance Co Ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-06-23
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a dish washer is with last spray arm structure, two spray arm assemblies, support base and diversion subassembly including central symmetry setting, two spray and are connected through the locating plate between the arm assembly, locating plate and support base swing joint, diversion subassembly and spray the arm assembly and be linked together. The utility model discloses a spraying of water is realized to two solitary spray arm subassemblies, when follow-up spray arm structure goes wrong again, only need maintain the change to the part that goes wrong, subsequent cost of maintenance has been reduced, it is spacing to support two spray arm subassemblies through supporting the base simultaneously, guarantee two spray arm subassembly's structure steadiness, make the whole more balance of spray arm structure, it is steady, reduce the mechanical vibration who goes up the spray arm structure and use, can not influence the spray arm subassembly again simultaneously and rotate along with the axial of circulation rivers, and the diversion subassembly can be with the water drainage that the water pump carried to two spray arm subassemblies in, guarantee two spray arm subassembly spray the operation.

Description

Upper spray arm structure for dish washing machine

Technical Field

The utility model belongs to the technical field of domestic dish washer, concretely relates to dish washer is with spraying arm structure.

Background

The household dish washing machine is a machine which is used at home and is suitable for washing household products such as bowls, chopsticks, tableware and the like. Generally, the washing type can be divided into a nozzle type dishwasher and an impeller type dishwasher. The dish washer integrates washing, disinfection and drying and can thoroughly sterilize. Compared with the traditional hand washing, the hand washing machine is easy, clean and sterile. The spray arm is an essential component of a nozzle dishwasher. The spray arm is generally divided into an upper spray arm and a lower spray arm, and the work speed of the dish washing machine is ensured by simultaneously flushing the upper spray arm and the lower spray arm. The existing upper spray arm is simple in structure, but the upper spray arm is general in structural stability, and certain potential safety hazards exist in the using process. And current spray arm on generally be integrated into one piece structure, in case go up spray arm and go wrong, must change whole spray arm on, increased subsequent cost of maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a technical scheme of an upper spray arm structure for a dish washing machine aiming at the defects of the prior art, the structural design is reasonable, the spraying of water is realized through two independent spray arm components, when the subsequent spray arm structure has problems, only the parts with problems need to be maintained and replaced, the whole upper spray arm structure does not need to be replaced, the subsequent maintenance cost is reduced, meanwhile, the two spray arm components are supported and limited through a supporting base, the structural stability of the two spray arm components is ensured, the whole upper spray arm structure is more balanced and stable, the structural safety performance is improved, the mechanical vibration in the use of the upper spray arm structure is reduced, simultaneously, the axial rotation of the spray arm components along with the circulating water flow is not influenced, and the water diversion component can guide the water conveyed by a water pump to the two spray arm components, the spraying operation of the two spraying arm assemblies is ensured.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a dish washer is with spraying arm structure which characterized in that: two spray arm assemblies, support base and diversion subassembly that set up including central symmetry, two spray and are connected through the locating plate between the arm assembly, support the below that the base is located the locating plate, locating plate and support base swing joint, diversion subassembly are located the top that sprays the arm assembly, and diversion subassembly is linked together with spraying the arm assembly. The utility model has the advantages of reasonable design, realize spraying of water through two solitary spray arm subassemblies, when follow-up spray arm structure goes wrong again, only need maintain the change to the part that goes wrong, need not spray arm structure replacement on the whole, subsequent cost of maintenance has been reduced, it is spacing to spray two arm subassemblies through supporting the base simultaneously, guarantee two structure steadiness that spray the arm subassembly, make the whole more balanced of spray arm structure, it is steady, improve the structural safety performance, mechanical vibration in the use of spray arm structure is reduced, can not influence simultaneously again and spray the arm subassembly along with the axial rotation of circulation rivers, and the diversion subassembly can be with water drainage that the water pump carried two spray the arm subassembly in, guarantee two spray the operation of arm subassembly.

Further, the spray arm subassembly includes spray arm shell and lower spray arm shell, be provided with the slot on the bottom surface of last spray arm shell, be provided with the inserted block on the top surface of lower spray arm shell, inserted block and slot phase-match, the inserted block joint makes spray arm shell and lower spray arm shell closed vacuole formation in the slot, be provided with on the bottom surface of lower spray arm shell and spray the hole, it is spacing to realize through slot and inserted block that the joint between spray arm shell and the lower spray arm shell is spacing, be convenient for actual installation, it forms the cavity with lower spray arm shell closed back to go up spray arm shell, the water pump is carried two solitary cavitys with moisture respectively, spray the hole blowout on the spray arm bottom surface under from again.

Further, be provided with the inlet tube on the top surface of last spray arm shell, the diversion subassembly includes leading water pipe and diversion plate, the leading water pipe is located the top surface center department of diversion plate, the bottom surface symmetry of diversion plate is provided with two distributive pipes, the distributive pipe cover is established on the inlet tube, structural design is compact reasonable, the leading water pipe is connected with the water pump, carry water in the diversion plate, it is intraductal to enter into the inlet water of two last spray arm shells respectively from two distributive pipes of diversion plate below again, thereby enter into two cavities that spray the arm subassembly, spray away from spraying the hole again, the washing and washing operation of realization to bowl utensil.

Further, all be provided with the extension board on the opposite face of two spray arm shells down, form the draw-in groove between extension board and the spray arm down, locating plate and draw-in groove phase-match, the both ends difference joint of locating plate is in the draw-in groove that corresponds, locating plate and extension board fix with screw, the structural strength of spray arm shell down both can have been improved in the design of extension board, the joint location between locating plate and the spray arm shell down of can being convenient for again simultaneously, rethread screw is with further fixed between locating plate and the extension board, thereby effectively guarantee the joint strength between extension board and the locating plate, moreover, the steam generator is simple in structure, the installation is dismantled conveniently.

Further, the support base includes supporting baseplate and bracing piece, the bracing piece is located supporting baseplate's top surface center department, be provided with the spacing ring on the bracing piece, the locating plate is run through on the top of bracing piece, the top cover of bracing piece is equipped with stop nut, overall structure design is ingenious reasonable, realize through the bracing piece that the activity between support base and the locating plate is cup jointed, can be spacing on the bracing piece with the locating plate through spacing ring and stop nut simultaneously, the restriction locating plate reciprocates at the bracing piece, make the locating plate can only rotate along the bracing piece axial, thereby ensure that the spray arm subassembly can carry out the axial rotation under the effect of circulating current, realize the rotatory effect of spraying, guarantee the operating mass of dish washer.

Furthermore, the bottom surface of the positioning plate is provided with a lantern ring, the top surface of the supporting base plate is provided with a tray, the lantern ring is clamped in an annular groove of the tray, the center of the tray and the center of the supporting rod are on the same straight line, the design of the lantern ring and the tray can further increase the contact area between the positioning plate and the supporting base plate, and the supporting force of the supporting base plate on the positioning plate is ensured, so that the structural stability of the upper spray arm structure is ensured, the whole upper spray arm structure is more stable, the structural stability is improved, meanwhile, the integral axial rotation of the positioning plate is not influenced due to the design that the center of the tray and the center of the supporting rod are on the same straight line, when the positioning plate rotates around the supporting rod, the lantern ring also rotates around the axial direction of the annular groove in the tray, and the lantern ring is limited by the annular groove, so, and the mechanical vibration amplitude of the spray arm assembly in the rotating process is reduced.

Furthermore, the connecting rod is arranged on the rear end face of the supporting base plate, the overall structural strength of the supporting base plate can be increased by the aid of the connecting rod, and meanwhile, installation and positioning between the supporting base plate and the inner side wall of the dish washing machine can be facilitated, so that structural stability of the upper spraying arm structure in the dish washing machine is guaranteed, actual installation and disassembly difficulty is simplified, and actual installation is facilitated.

The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:

the utility model has reasonable structural design, the upper spray arm structure is designed into two independent spray arm components to realize common spraying operation, the subsequent maintenance cost is reduced while the spraying effect is ensured, only the problematic spray arm components need to be replaced when the subsequent spray arm components have problems, the positioning plate realizes the connection and fixation between the two spray arm components and is matched with the supporting base to realize the supporting and limiting of the two spray arm components and ensure the structural stability of the two spray arm components, the supporting base plate is fixed with the inner side wall of the dish-washing machine through the connecting rod, thereby realizing the installation and fixation between the upper spray arm structure and the dish-washing machine, ensuring the integral structural firmness of the upper spray arm structure, the supporting rod is connected with the positioning plate, and the positioning plate can only rotate along the axial direction of the supporting rod through the limitation of the limiting ring and the limiting nut, thereby guarantee to spray the arm subassembly and can carry out the axial rotation under the effect of circulation rivers, reach the circulation and spray the effect, and because the locating plate receives the restriction of bracing piece, can effectively guarantee to spray the stationarity that the arm subassembly rotated the process, reduce mechanical vibration range and noise, the diversion subassembly can be introduced the water of water pump smoothly to two cavities that spray the arm subassembly, from the spraying hole blowout of cavity bottom surface again, the realization is to the operation of washing away of spraying of bowl utensil.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

FIG. 1 is a schematic structural view of an upper spray arm structure for a dishwasher according to the present invention;

FIG. 2 is a schematic diagram of the position distribution structure of the spray holes on the lower spray arm casing of the present invention;

FIG. 3 is a schematic structural view of the support base of the present invention;

FIG. 4 is a schematic view of the mounting structure of the spray arm assembly and the positioning plate of the present invention;

fig. 5 is a schematic structural view of a lower spray arm casing of the present invention;

fig. 6 is a schematic structural view of the upper spray arm casing of the present invention;

fig. 7 is a schematic structural view of a spray arm assembly of the present invention;

fig. 8 is a schematic structural view of the middle positioning plate of the present invention.

In the figure: 1-a spray arm assembly; 2-supporting the base; 3-a water diversion assembly; 4, positioning a plate; 5-upper spray arm shell; 6-lower spray arm shell; 7-slot; 8-inserting blocks; 9-spraying holes; 10-a water inlet pipe; 11-a water conduit; 12-a water diversion plate; 13-a water diversion pipe; 14-an extension plate; 15-a card slot; 16-a support floor; 17-a support bar; 18-a stop collar; 19-a limit nut; 20-a collar; 21-a tray; 22-an annular groove; 23-connecting rod.

Detailed Description

As shown in fig. 1 to 8, an upper spray arm structure for a dish washer, comprises two spray arm assemblies 1 arranged in central symmetry, a support base 2 and a water diversion assembly 3, wherein the two spray arm assemblies 1 are connected through a positioning plate 4, the support base 2 is positioned below the positioning plate 4, the positioning plate 4 is movably connected with the support base 2, the water diversion assembly 3 is positioned above the spray arm assemblies 1, and the water diversion assembly 3 is communicated with the spray arm assemblies 1.

Spray arm subassembly 1 includes spray arm shell 5 and spray arm shell 6 down, be provided with slot 7 on the bottom surface of last spray arm shell 5, be provided with inserted block 8 on the top surface of spray arm shell 6 down, inserted block 8 and slot 7 phase-match, the closed vacuole formation of spray arm shell 5 and spray arm shell 6 down is made in slot 7 to inserted block 8 joint, be provided with on the bottom surface of spray arm shell 6 down and spray hole 9, it is spacing to realize the joint between spray arm shell 5 and the spray arm shell 6 down through slot 7 and inserted block 8, be convenient for actual installation, go up spray arm shell 5 and spray arm shell 6 closed back vacuole formation down, the water pump is respectively carried two solitary cavitys in with moisture, spray hole 9 blowout on the spray arm bottom surface down again.

Go up and be provided with inlet tube 10 on the top surface of spray arm shell 5, diversion subassembly 3 includes leading water pipe 11 and diversion board 12, leading water pipe 11 is located the top surface center department of diversion board 12, the bottom surface symmetry of diversion board 12 is provided with two distributive pipes 13, distributive pipe 13 cover is established on inlet tube 10, structural design is compact reasonable, leading water pipe 11 is connected with the water pump, carry water in leading water board 12, two distributive pipes 13 from diversion board 12 below enter into respectively two inlet tubes 10 that spray arm shell 5 on, thereby enter into two cavities that spray arm component 1, spray away from spraying hole 9 again, the washing that realizes the bowl utensil erodees the operation.

All be provided with extension board 14 on two opposite faces of spray arm shell 6 down, form draw-in groove 15 between extension board 14 and the spray arm down, locating plate 4 and draw-in groove 15 phase-match, the joint is in draw-in groove 15 that corresponds respectively at the both ends of locating plate 4, locating plate 4 and extension board 14 fix with screw, the structural strength of spray arm shell 6 both can have improved in the design of extension board 14, simultaneously again can be convenient for locating plate 4 and the joint location between the spray arm shell 6 down, rethread screw is with further fixed between locating plate 4 and the extension board 14, thereby effectively guarantee the joint strength between extension board 14 and the locating plate 4, moreover, the steam generator is simple in structure, the installation is dismantled conveniently.

Support base 2 and include supporting baseplate 16 and bracing piece 17, bracing piece 17 is located supporting baseplate 16's top surface center department, be provided with spacing ring 18 on the bracing piece 17, locating plate 4 is run through on the top of bracing piece 17, the top cover of bracing piece 17 is equipped with stop nut 19, overall structure design is ingenious reasonable, spacing ring 18 and bracing piece 17 are integrated into one piece structure, realize through bracing piece 17 that the activity between support base 2 and the locating plate 4 cup joints, can be spacing locating plate 4 on bracing piece 17 through spacing ring 18 and stop nut 19 simultaneously, restriction locating plate 4 is at reciprocating of bracing piece 17, make locating plate 4 can only rotate along bracing piece 17 axial, thereby ensure that spray arm subassembly 1 can carry out axial rotation under the effect of circulation rivers, realize the rotatory effect of spraying, guarantee the operating mass of dish washer.

The bottom surface of the positioning plate 4 is provided with a lantern ring 20, the top surface of the supporting base plate 16 is provided with a tray 21, the lantern ring 20 is clamped in an annular groove 22 of the tray 21, the center of the tray 21 and the center of the supporting rod 17 are on the same straight line, the design of the lantern ring 20 and the tray 21 can further increase the contact area between the positioning plate 4 and the supporting base plate 16, and the supporting force of the supporting base plate 16 on the positioning plate 4 is ensured, so that the structural stability of the upper spray arm structure is ensured, the whole upper spray arm structure is more stable, the structural stability is improved, meanwhile, due to the design that the center of the tray 21 and the center of the supporting rod 17 are on the same straight line, the whole axial rotation of the positioning plate 4 cannot be influenced, when the positioning plate 4 rotates around the supporting rod 17, the lantern ring 20 also rotates around the axial direction of the annular groove 22 in the, the balance and the stability of the spray arm assembly 1 in the rotation process can be effectively ensured, and the mechanical vibration amplitude of the spray arm assembly 1 in the rotation process is reduced.

Be provided with connecting rod 23 on the rear end face of supporting baseplate 16, the overall structure intensity of supporting baseplate 16 both can have been increased in the design of connecting rod 23, and the installation location between supporting baseplate 16 and the dish washer inside wall of can being convenient for simultaneously again to the structural stability of spray arm structure in the dish washer is gone up in the assurance, simplifies the installation of reality and dismantles the degree of difficulty, the installation of the reality of being convenient for.

The utility model has reasonable structural design, the upper spray arm structure is designed into two independent spray arm components 1 to realize common spraying operation, the subsequent maintenance cost is reduced while the spraying effect is ensured, only the spray arm component 1 with problems needs to be replaced when the subsequent spray arm component 1 has problems, the positioning plate 4 realizes the connection and fixation between the two spray arm components 1 and is matched with the supporting base 2 to realize the supporting and limiting of the two spray arm components 1 and ensure the structural stability of the two spray arm components 1, the supporting base plate 16 is fixed with the inner side wall of the dish-washing machine through the connecting rod 23, thereby realizing the installation and fixation between the upper spray arm structure and the dish-washing machine, ensuring the integral structural firmness of the upper spray arm structure, the supporting rod 17 is connected with the positioning plate 4, and then the positioning plate 4 can only rotate along the axial direction of the supporting rod 17 through the limitation of the limiting ring 18 and the limiting nut 19, thereby guarantee to spray arm component 1 and can carry out the axial rotation under the effect of circulation rivers, reach the circulation and spray the effect, and because locating plate 4 receives bracing piece 17's restriction, can effectively guarantee to spray the stationarity that arm component 1 rotated the process, reduce mechanical vibration range and noise, diversion component 3 can introduce two cavities that spray arm component 1 with the water of water pump smoothly in, spray from the hole 9 blowout that sprays of cavity bottom surface again, the realization is to the operation of washing away of spraying of bowl utensil.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to achieve substantially the same technical effects are all covered by the scope of the present invention.

Claims

1. The utility model provides a dish washer is with spraying arm structure which characterized in that: including two spray arm assemblies, support base and diversion subassembly that centrosymmetric set up, two spray and be connected through the locating plate between the arm assembly, support the base and be located the below of locating plate, the locating plate with support base swing joint, the diversion subassembly is located spray the top of arm assembly, the diversion subassembly with spray the arm assembly and be linked together.

2. The upper spray arm structure for a dishwasher according to claim 1, wherein: the spray arm assembly comprises an upper spray arm shell and a lower spray arm shell, a slot is formed in the bottom surface of the upper spray arm shell, an insert block is arranged on the top surface of the lower spray arm shell and matched with the slot, the insert block is clamped in the slot to enable the upper spray arm shell and the lower spray arm shell to form a closed cavity, and a spray hole is formed in the bottom surface of the lower spray arm shell.

3. The upper spray arm structure for a dishwasher according to claim 2, wherein: the water spraying device is characterized in that a water inlet pipe is arranged on the top surface of the upper spraying arm shell, the water guiding assembly comprises a water guiding pipe and a water guiding plate, the water guiding pipe is located at the center of the top surface of the water guiding plate, two water dividing pipes are symmetrically arranged on the bottom surface of the water guiding plate, and the water dividing pipes are sleeved on the water inlet pipe.

4. The upper spray arm structure for a dishwasher according to claim 2, wherein: two all be provided with the extension board on the opposite face of spray arm shell down, the extension board with form the draw-in groove between the spray arm down, the locating plate with the draw-in groove phase-match, the joint is in corresponding respectively at the both ends of locating plate in the draw-in groove, the locating plate with extension board fix with screw.

5. The upper spray arm structure for a dishwasher according to claim 1, wherein: the supporting base comprises a supporting bottom plate and a supporting rod, the supporting rod is located at the center of the top face of the supporting bottom plate, a limiting ring is arranged on the supporting rod, the top end of the supporting rod penetrates through the positioning plate, and a limiting nut is sleeved at the top end of the supporting rod.

6. The upper spray arm structure for a dishwasher according to claim 5, wherein: the bottom surface of the positioning plate is provided with a lantern ring, the top surface of the supporting bottom plate is provided with a tray, the lantern ring is clamped in an annular groove of the tray, and the center of the tray and the center of the supporting rod are on the same straight line.

7. The upper spray arm structure for a dishwasher according to claim 5, wherein: and the rear end face of the supporting bottom plate is provided with a connecting rod.