CN215507461U

CN215507461U - Washing machine panel sprays paint with preventing blockking up shower nozzle

Info

Publication number: CN215507461U
Application number: CN202121653441.3U
Authority: CN
Inventors: 任富疆
Original assignee: Tianjin Lianxinying Plastic Technology Co ltd
Current assignee: Tianjin Lianxinying Plastic Technology Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-14
Anticipated expiration: 2031-07-20

Abstract

The utility model provides an anti-clogging spray head for spraying paint on a panel of a washing machine, which comprises a spray head outer shell, a connecting pipe, a dredging component accommodating pipe, an automatic dredging anti-clogging component and a paint spraying pipe, wherein the dredging component accommodating pipe is arranged in the center of the spray head outer shell, the automatic dredging anti-clogging component is arranged in the dredging component accommodating pipe, the connecting pipe is arranged at the right end of the dredging component accommodating pipe, the paint spraying pipe is arranged at the left end of the dredging component accommodating pipe, the automatic dredging anti-clogging component automatically operates to dredge the paint spraying pipe by utilizing a dredging top when a spray gun operates every time, the spray head is not required to be disassembled and cleaned each time, the abrasion of the spray head caused by frequent disassembly and assembly is prevented, the service life of the spray head is prolonged, in addition, after the spray coating is stopped, a push plate moves rightwards again to reset under the action of a tension spring, and simultaneously two anti-clogging rods are inserted into through holes of the push plate, the situation that paint droplets and compressed air cannot pass through the through holes due to the blockage of the through holes is prevented.

Description

Washing machine panel sprays paint with preventing blockking up shower nozzle

Technical Field

The utility model relates to the technical field of spraying equipment, in particular to an anti-blocking spray head for spraying paint on a panel of a washing machine.

Background

An automatic spraying assembly line is an assembly line tool which can spray a protective layer or a decorative layer on a metal or non-metal surface, the spraying assembly line generally comprises a conveying line and a spray gun, the conveying line conveys products in place, the spray gun sprays paint on the outer surface of the products, a rust-proof layer needs to be sprayed on the outer layer of a washing machine panel in production, and the spraying operation also needs to use the automatic spraying assembly line.

The existing spray gun for the automatic spraying assembly line for producing the washing machine panel is generally a pneumatic spray gun, compressed air generated by an air compressor is pumped into the spray gun, coating is atomized into fine paint droplets through the compressed air and is sprayed out to the surface of an object to be coated from a spray head at the front end of the spray gun under the drive of air flow, the existing spray gun is in a state of long-time inapplicability, the spray head is blocked due to the fact that paint is solidified and blocked at the spray head due to long-time contact with outside air, the problem is generally solved in that the spray head is disassembled from the front end of the spray gun, the spray head is flushed with water and dredged by a rod-shaped object, the spray head is screwed and installed at the front end of the spray gun after the dredging is finished, the cleaning mode is troublesome, the spray head needs to be disassembled and cleaned and installed repeatedly, and the spray head is frequently disassembled and assembled, so that the installation position of the spray head is easily abraded, and the situation of loosening and air leakage of the subsequent spray head occurs, affecting the life of the lance.

Disclosure of Invention

According to the technical problem, the utility model provides an anti-blocking spray head for spraying paint on a panel of a washing machine, which is characterized by comprising a spray head outer shell, a connecting pipe, a dredging component accommodating pipe, an automatic dredging anti-blocking component and a paint spraying pipe, wherein an outer flaring is arranged at the right end of the spray head outer shell, an installation internal thread is arranged on the inner wall of the outer flaring, the dredging component accommodating pipe is arranged in the center of the inner part of the spray head outer shell, the periphery of the dredging component accommodating pipe is connected with the inner wall of the spray head outer shell through connecting ribs, the automatic dredging anti-blocking component is arranged in the dredging component accommodating pipe, the connecting pipe is arranged at the right end of the dredging component accommodating pipe, the paint spraying pipe is arranged at the left end of the dredging component accommodating pipe, and the left end of the paint spraying pipe penetrates through the left end of the spray head outer shell and is communicated with the outside;

the right end of the connecting pipe is of an open structure, a sealing assembly is arranged on the outer side of the right end of the connecting pipe, an air inlet hole is formed in the right side wall of the accommodating pipe of the dredging assembly, the accommodating pipe of the dredging assembly is communicated with the connecting pipe through the air inlet hole, the left end of the accommodating pipe of the dredging assembly is connected with the paint spraying pipe through a horn mouth, and the horn mouth is of a structure which gradually expands outwards from left to right;

the automatic dredging and anti-blocking component comprises a push plate, a tension spring, a dredging thimble and an anti-blocking rod, the push plate is slidably mounted in a dredging component accommodating pipe, the tension spring is mounted in the dredging component accommodating pipe, the right end of the tension spring is connected with the right side wall of the dredging component accommodating pipe, the left end of the dredging component accommodating pipe is connected with the right side surface of the push plate, the dredging thimble is arranged in the center of the left side surface of the push rod, the anti-blocking rod is arranged at the upper end and the lower end of the right side wall of the dredging component accommodating pipe, through holes are formed in the upper end and the lower end of the push plate, a circle of rubber sealing ring is sleeved outside the push plate, 4 rubber supporting blocks are arranged on the left side surface of the push plate, and are located outside the through holes and distributed circumferentially;

the diameter of mediation thimble is less than the diameter of paint squirt pipe, mediation thimble left end is the toper structure.

The utility model has the beneficial effects that:

the utility model is provided with the dredging component containing pipe and the automatic dredging anti-blocking component, when the spray gun operates each time, the compressed air drives the paint liquid drops to enter the dredging component containing pipe from the connecting pipe and the air inlet hole, then the push plate is pushed to move leftwards, the dredging thimble moves leftwards and is inserted into the paint spraying pipe to dredge the solidified paint blocked in the paint spraying pipe, then the compressed air with the paint liquid drops passes through the through hole on the push plate and enters the paint spraying pipe through the bell mouth and finally is sprayed out from the left end, the structure ensures that the automatic dredging anti-blocking component operates automatically when the spray gun operates each time, the dredging top is used for dredging the paint spraying pipe, the complex operation of dismounting and cleaning the spray head each time is not needed, the wear of the spray head caused by frequent dismounting is prevented, the service life of the spray head is prolonged, and after the spray gun stops spraying, the push plate moves rightwards again under the action of the tension spring, simultaneously two prevent that stifled poles insert the through-hole of push pedal in, prevent that the through-hole from blockking up and appearing taking lacquer liquid drop and the unable condition of following the through-hole process of compressed air.

Drawings

FIG. 1 is a cross-sectional view of a front view of the present invention;

figure 2 is a side view of the push plate of the present invention.

As shown in the figure: 1. a nozzle outer housing; 2. a connecting pipe; 3. dredging the assembly accommodating pipe; 4. a paint ejection tube; 5. flaring outside; 6. installing internal threads; 7. a connecting rib; 8. a seal assembly; 9. an air inlet; 10. a bell mouth; 11. pushing the plate; 12. a tension spring; 13. dredging the thimble; 14. an anti-blocking rod; 15. a through hole; 16. a rubber seal ring; 17. and a rubber supporting block.

Detailed Description

Example 1

The utility model provides an anti-blocking spray head for spraying paint on a panel of a washing machine, which is characterized by comprising a spray head outer shell 1, a connecting pipe 2, a dredging component accommodating pipe 3, an automatic dredging anti-blocking component and a paint spraying pipe 4, wherein an outer flaring 5 is arranged at the right end of the spray head outer shell 1, an inner mounting thread 6 is arranged on the inner wall of the outer flaring 5, the dredging component accommodating pipe 3 is arranged in the center of the inner part of the spray head outer shell 1, the periphery of the dredging component accommodating pipe 3 is connected with the inner wall of the spray head outer shell 1 through a connecting rib 7, the automatic dredging anti-blocking component is arranged in the dredging component accommodating pipe 3, the connecting pipe 2 is arranged at the right end of the dredging component accommodating pipe 3, the paint spraying pipe 4 is arranged at the left end of the dredging component accommodating pipe 3, and the left end of the paint spraying pipe 4 penetrates through the left end of the spray head outer shell 1 and is communicated with the outside;

the right end of the connecting pipe 2 is of an open structure, a sealing assembly 8 is arranged on the outer side of the right end of the connecting pipe 2, an air inlet hole 9 is formed in the right side wall of the dredging assembly accommodating pipe 3, the dredging assembly accommodating pipe 3 is communicated with the connecting pipe 2 through the air inlet hole 9, the left end of the dredging assembly accommodating pipe 3 is connected with the paint spraying pipe 4 through a bell mouth 10, and the bell mouth 10 is a structure gradually expanded outwards from left to right;

the automatic dredging anti-blocking component comprises a push plate 11, tension springs 12, dredging thimbles 13 and anti-blocking rods 14, the push plate 11 is slidably mounted in a dredging component accommodating pipe 3, the tension springs 12 are mounted in the dredging component accommodating pipe 3, the right ends of the tension springs 12 are connected with the right side wall of the dredging component accommodating pipe 3, the left end of the dredging component accommodating pipe 3 is connected with the right side face of the push plate 11, the dredging thimbles 13 are arranged in the center of the left side face of the push rod, the anti-blocking rods 14 are arranged at the upper end and the lower end of the right side wall of the dredging component accommodating pipe 3, through holes 15 are formed in the upper end and the lower end of the push plate 11, a circle of rubber sealing ring 16 is sleeved outside the push plate 11, rubber abutting blocks 17 are arranged on the left side face of the push plate 11, the number of the rubber abutting blocks 17 is 4, and the rubber abutting blocks 17 are located outside the through holes 15 and are circumferentially distributed;

the diameter of the dredging thimble 13 is smaller than that of the paint spraying pipe 4, and the left end of the dredging thimble 13 is of a conical structure.

Example 2

When the utility model is used, the spray head outer shell 1 is arranged at the front end of a spray gun through an installation internal thread 6 of an outer flaring 5 at the right end, the connecting pipe 2 is connected with an air outlet pipe inside the spray gun through a sealing component 8 at the right end, then the spray gun is started, the spray gun pumps compressed air with paint droplets into the connecting pipe 2 from the air outlet pipe, the compressed air enters the dredging component accommodating pipe 3 from the air inlet hole 9, the compressed air pushes the push plate 11 leftwards due to the circle of rubber sealing ring 16 arranged outside the push plate 11, although the push plate 11 is provided with a through hole 15, the push plate 11 can be pushed leftwards due to enough air pressure and the tension spring 12 is stretched until the left end of the rubber abutting block 17 abuts against the left side wall of the dredging component accommodating pipe 3, the dredging thimble 13 also moves leftwards under the action of the push plate 11 and is inserted into a paint spraying block solidified in the paint spraying pipe 4 to dredge the paint spraying pipe, because the bearing area of the push plate 11 is large, because the pressure intensity is force/bearing area, under the condition that the pressure intensity of compressed air is the same, the area of the push plate 11 is larger, so that the leftward pushing force is enough large, so that the push plate 11 has enough force to push the dredging thimble 13 leftward, and because the left end of the dredging thimble 13 is cone-shaped structure, the area acted on the blocked solidified paint block is very small, and because the pressure intensity is force/bearing area, under the condition of same acting force, the pressure intensity of the dredging thimble 13 on the solidified paint block is very large, so that the solidified paint block in the paint spraying pipe 4 can be ejected leftward and dredged, then the compressed air with paint droplets passes through the through hole 15 on the push plate 11 and is sprayed out from the left end of the paint spraying pipe 4 through the bell mouth 10 to spray the panel of the washing machine, after the use, the push plate 11 is moved rightwards to reset under the action of the air pressure of the tension force due to make the action of the air pressure intensity, and the anti-blocking rod 14 is inserted into the push plate under the action of the spring 12 and reset, so that the anti-blocking rod 14 is inserted into the push plate The two through holes 15 of the pipe 11 are used for preventing the through holes 15 from being blocked, and the situation that paint droplets and compressed air cannot pass through the through holes 15 to affect the next use is prevented.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An anti-blocking spray head for spraying paint on a washing machine panel is characterized by comprising a spray head outer shell, a connecting pipe, a dredging component accommodating pipe, an automatic dredging anti-blocking component and a paint spraying pipe, wherein an outer flaring is arranged at the right end of the spray head outer shell, an installation internal thread is arranged on the inner wall of the outer flaring, the dredging component accommodating pipe is arranged in the center of the inner part of the spray head outer shell, the automatic dredging anti-blocking component is arranged in the dredging component accommodating pipe, the connecting pipe is arranged at the right end of the dredging component accommodating pipe, the paint spraying pipe is arranged at the left end of the dredging component accommodating pipe, and the left end of the paint spraying pipe penetrates through the left end of the spray head outer shell and is communicated with the outside;

an air inlet hole is formed in the right side wall of the dredging component accommodating pipe, the dredging component accommodating pipe is communicated with the connecting pipe through the air inlet hole, and the left end of the dredging component accommodating pipe is connected with the paint spraying pipe through a bell mouth;

automatic dredging prevents stifled subassembly and includes push pedal, tension spring, mediation thimble and prevents stifled pole, push pedal slidable mounting is in mediation subassembly holding pipe, tension spring installs in mediation subassembly holding pipe, tension spring right-hand member and the right side wall connection of mediation subassembly holding pipe, the left end and the push pedal right flank that mediation subassembly held the pipe are connected, push pedal left surface central authorities are provided with the mediation thimble, prevent stifled pole setting in the upper and lower both ends of mediation subassembly holding pipe right side wall, the through-hole has all been seted up at the upper and lower both ends in the push pedal.

2. The anti-clogging spray head for paint spraying of the washing machine panel as claimed in claim 1, wherein the periphery of the accommodating tube of the dredging assembly is connected with the inner wall of the outer shell of the spray head through the connecting ribs.

3. The anti-clogging spray head for paint spraying of the washing machine panel as claimed in claim 1, wherein the right end of the connection pipe is open, and a sealing assembly is provided outside the right end of the connection pipe.

4. The anti-clogging spray head for paint spraying of washing machine panels as claimed in claim 1, wherein said bell mouth is a structure which gradually expands outward from left to right.

5. The anti-clogging spray head for paint spraying of the washing machine panel as claimed in claim 1, wherein a rubber seal ring is sleeved outside the push plate.

6. The anti-clogging spray head for paint spraying of the washing machine panel as claimed in claim 1, wherein 4 rubber resisting blocks are arranged on the left side face of the push plate, and the rubber resisting blocks are located outside the through holes and distributed circumferentially.

7. The anti-clogging spray head for paint spraying of the washing machine panel as claimed in claim 1, wherein the diameter of the dredging thimble is smaller than that of the paint spraying pipe, and the left end of the dredging thimble is of a tapered structure.