CN215141072U

CN215141072U - Blocking protection module and electrostatic spray gun with same

Info

Publication number: CN215141072U
Application number: CN202120984590.1U
Authority: CN
Inventors: 欧光彪
Original assignee: Dongguan Feiwen Coating Equipment Technology Co ltd
Current assignee: Dongguan Feiwen Coating Equipment Technology Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-12-14
Anticipated expiration: 2031-05-10

Abstract

The utility model belongs to the technical field of application equipment, concretely relates to block protection module, including motor spindle and fender lid, the lateral part of motor spindle is located to the fixed cover of fender lid, and motor spindle's lateral part and fender lid seamless connection keep off the lid and are provided with protective flange, and protective flange is used for sheltering from liquid or foreign matter to be used for protecting motor spindle and improving the performance of sheltering from of keeping off the lid. The utility model discloses compact structure, the reliable and stable nature is good, and the security is strong, has prevented effectively that the foreign matter from getting into the inside of machine equipment. Furthermore, the utility model also provides an electrostatic spray gun.

Description

Blocking protection module and electrostatic spray gun with same

Technical Field

The utility model belongs to the technical field of application equipment, concretely relates to block protection module and have electrostatic spray gun of this module.

Background

In the spray and decoration process and apparatus, a spray gun may be used to spray paint into a desired decorative article by compressing the paint. At present, in the structural design of a spray gun, only the efficient spraying of the coating of the spray gun is usually considered, and the protection of a main shaft bearing of the spray gun is neglected.

The inventors have discovered that the existing spray gun, during cleaning and air drying, the Tianna water and paint in the coating easily blow into the bearings and the body, causing liquid and foreign matter to corrode or clog the internal components of the machine equipment. Moreover, the inventor also finds that the prior art lacks a spray gun which can effectively block liquid and foreign matters and effectively protect the bearing. Therefore, a new type of barrier protection module and a new type of spray gun are needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model lies in: to prior art's not enough, provide one kind and blockked the protection module, its compact structure, reliable and stable nature is good, and the security is strong, can produce the efficient to liquid and foreign matter and shelter from the effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a block protection module, includes motor spindle and fender lid, the fixed cover of fender lid is located motor spindle's lateral part, motor spindle's lateral part with fender lid seamless connection, the fender lid is provided with the protection flange, wherein, the protection flange is used for sheltering from liquid or foreign matter to the motor spindle has been protected and the performance of sheltering from of fender lid has been improved.

Further, the motor spindle is provided with first stiff end and second stiff end, keep off the lid set up in first stiff end with between the second stiff end, the protection flange encloses and locates first stiff end.

Further, first stiff end with the second stiff end all is provided with the thread, the thread is used for sealing two stiff ends of motor main shaft to the entering of foreign matter such as prevention and avoided paint, Tianna water two stiff ends of motor main shaft, and main shaft bearing's life has been increased effectively.

Further, the material of the blocking cover is metal or metal oxide, wherein the material of the blocking cover can be pure metal or alloy.

The utility model discloses a second of purpose lies in: the electrostatic spray gun comprises a spray cup, a rotating wheel and the blocking protection module, wherein the rotating wheel is installed on a motor main body, one end of a motor main shaft is connected to the spray cup, the other end of the motor main shaft is connected to the rotating wheel, a blocking cover is arranged between the spray cup and the rotating wheel, the blocking cover and the motor main shaft are both contained in the motor main body, the blocking cover can ensure that external liquid and foreign matters cannot enter the motor main body, a paint dripping pipe is contained in the motor main shaft, the spray cup is communicated with the paint dripping pipe, and the rotating wheel can simultaneously drive the motor main shaft and the spray cup to rotate in the circumferential rotation process.

Further, an atomization former is arranged between the blocking cover and the spraying cup, the atomization former is connected with the protection flange in a seamless mode, and the atomization former is used for atomizing the coating flowing from the coating dripping oil pipe to the spraying cup.

Further, spout the cup including revolving the cup shower nozzle and revolving the bowl cover, revolve the cup lid set up in revolve the outside of cup shower nozzle, revolve the cup shower nozzle connect in motor spindle, the outside of revolving the cup shower nozzle is provided with a plurality of jet orifices, revolve the bowl cover and enclose and locate a plurality ofly the jet orifice, it is a plurality of the jet orifice communicate in revolve the inside coating chamber of cup shower nozzle, coating can follow a plurality ofly of setting the even blowout of jet orifice.

Further, the motor main body is provided with a motor cover, the upper side and the lower side of the motor cover are respectively provided with a coating three-way valve and a rotating wheel, and the coating oil dripping pipe is communicated with the coating three-way valve.

Further, the spray gun further comprises a shell, the motor cover and the motor main body are contained in the shell, the motor cover is provided with a fixed support, and the fixed support is installed inside the shell.

Furthermore, the upper side and the lower side of the shell are respectively provided with a clamping handle and the spraying cup, the clamping handle is of a hollow structure, and the interior of the shell is communicated with the clamping handle.

The beneficial effects of the utility model reside in that: the blocking protection module of the utility model comprises a motor main shaft and a blocking cover, wherein the blocking cover is fixedly sleeved on the side part of the motor main shaft, the side part of the motor main shaft is seamlessly connected with the blocking cover, and the blocking cover is provided with a protection flange, wherein the protection flange is used for shielding liquid or foreign matters, thereby protecting the motor main shaft and improving the shielding performance of the blocking cover; the utility model discloses an electrostatic spray gun is including spouting the cup, rotate the wheel and block protection module, it installs in the motor main part to rotate the wheel, the one end of motor main shaft is connected in spouting the cup, the other end of motor main shaft is connected in rotating the wheel, it sets up in spouting the cup and rotates between the wheel to keep off the lid, keep off lid and motor main shaft homoenergetic holding in the motor main part, it can not get into the motor main part to keep off the lid and ensure outside liquid and foreign matter, thereby the protective capacities and the security performance of spray gun have been improved effectively, and simultaneously, this spray gun is compact structure not only, the operation is nimble, the spraying is effectual, still ensured the cleanness and the convenient assembling that spout the cup.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is an exploded view of embodiment 1 of the present invention.

Fig. 3 is an exploded schematic view of a motor spindle, a shield cover, a rotating wheel, a paint dripping pipe, and an atomization former according to embodiment 2 of the present invention.

Fig. 4 is an exploded view of the cup sprayer according to embodiment 2 of the present invention.

Fig. 5 is a perspective view of embodiment 2 of the present invention.

Fig. 6 is a schematic structural view of the internal components of the spray gun according to embodiment 2 of the present invention.

Wherein: 1-a motor spindle; 2-a blocking cover; 3-spraying a cup; 4-a rotating wheel; 5-a motor body; 6-coating oil dripping pipe; 7-atomizing and forming device; 8-a housing; 9-clamping a handle; 11-a first fixed end; 12-a second fixed end; 20-a protective flange; 31-rotating cup spray head; 32-rotating the cup cover; 50-a motor cover; 51-paint three-way valve; 52-a fixed post; 310-jet orifice.

Detailed Description

As used in this specification and the appended claims, certain terms are used to refer to particular components, and it will be appreciated by those skilled in the art that a manufacturer may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", horizontal "and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do 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 present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, detachable connections, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings 1 to 6 and the specific embodiments, but the present invention is not limited thereto.

Example 1

The utility model provides a block protection module, as shown in fig. 1 ~ 2, includes motor spindle 1 and fender lid 2, and the fixed cover of fender lid 2 is located the lateral part of motor spindle 1, the lateral part of motor spindle 1 and fender lid 2 seamless connection, fender lid 2 is provided with protection flange 20, and wherein, protection flange 20 can set up to convex structure, and protection flange 20 follows the axial extension of motor spindle 1 from the surface of fender lid 2.

Preferably, the motor spindle 1 is provided with a first fixing end 11 and a second fixing end 12, the blocking cover 2 is disposed between the first fixing end 11 and the second fixing end 12, and the protection flange 20 is disposed around the first fixing end 11.

Preferably, the first fixing end 11 and the second fixing end 12 are both provided with threads, wherein the threads of the first fixing end 11 may be disposed on the outer side or the inner side of the first fixing end 11, the threads of the second fixing end 12 may be disposed on the outer side or the inner side of the second fixing end 12, and the threads are used to seal the two fixing ends of the motor spindle 1, thereby preventing and avoiding the two fixing ends of the motor spindle 1 from entering the paint, tianna water and other foreign matters, and effectively prolonging the service life of the spindle.

Preferably, the material of the shield cover 2 is metal or metal oxide, and the material of the shield cover 2 may be metal or alloy, so that the shield cover 2 has strong corrosion resistance.

Example 2

The utility model provides an electrostatic spray gun, as shown in fig. 3, including spout cup 3, rotate wheel 4 and embodiment 1 block the protection module, it installs in motor main part 5 to rotate wheel 4, the one end of motor main shaft 1 is connected in spouting cup 3, the other end of motor main shaft 1 is connected in rotating wheel 4, fender lid 2 sets up between spouting cup 3 and rotation wheel 4, fender lid 2 and motor main shaft 1 all hold in motor main part 5, motor main shaft 1 holds has paint drip pipe 6, spout cup 3 and paint drip pipe 6 intercommunication.

In the assembling process of the electrostatic spray gun, a first fixed end 11 of a motor spindle 1 is in threaded connection with a spray cup 3, a second fixed end 12 of the motor spindle 1 is in threaded connection with a rotating wheel 4, the rotating wheel 4 is horizontally placed at the inner top of a motor main body 5, the motor spindle 1 and a paint dripping pipe 6 penetrate through the motor main body 5, the paint dripping pipe 6 can extend out of a notch in the center of the rotating wheel 4, and in the circumferential rotation process of the rotating wheel 4, the motor spindle 1 and the spray cup 3 can simultaneously follow the rotating wheel 4 to rotate in the circumferential direction.

In the design of spray gun inner assembly, be provided with atomizing former 7 between fender lid 2 and the spout cup 3, atomizing former 7 and protection flange 20 seamless connection, wherein, motor spindle 1 and coating drip tube 6 all can stretch out from the bottom of motor main part 5, atomizing former 7's top holding is in the bottom of motor main part 5, atomizing former 7 and fender lid 2 assemble compactly, the inside protection performance that shelters from of spray gun has been improved effectively, and atomizing former 7 is used for atomizing from the coating that coating drip tube 6 flowed to spout cup 3, thereby make the ejection of compact of spout cup 3 effectual.

As shown in fig. 4, the cup 3 includes a cup rotating head 31 and a cup rotating cover 32, the cup rotating cover 32 is disposed on an outer side of the cup rotating head 31, the cup rotating head 31 is connected to the motor spindle 1, a plurality of injection holes 310 are disposed on an outer side of the cup rotating head 31, the cup rotating cover 32 surrounds the plurality of injection holes 310, the plurality of injection holes 310 are communicated with a paint chamber inside the cup rotating head 31, and paint can be uniformly sprayed out along the plurality of injection holes 310.

In order to make the rotation of the rotating wheel 4 more stable, the top of the motor main body 5 is provided with a motor cover 50, a coating three-way valve 51 and the rotating wheel 4 are respectively arranged at the upper side and the lower side of the motor cover 50, and a coating oil dropping pipe 6 is communicated with the coating three-way valve 51, wherein the coating three-way valve 51 can be a coating three-way valve or a coating paint valve, the opening and closing actions of the coating three-way valve 51 can be controlled by electromagnetic valve switching gas, and the components can be made of acid-resistant materials, the coating channel and the cylinder membrane inside the coating three-way valve are designed in a separated structure, so that the coating backflow circulation can be realized when the spray gun is in a closed state, and the powder precipitation of metal coatings can be effectively prevented.

As shown in fig. 5, the spray gun further comprises a shell 8, the motor cover 50 and the motor main body 5 are both accommodated in the shell 8, the shell 8 can be formed by assembling a plurality of shells, as shown in fig. 6, the motor cover 50 is provided with a plurality of fixing pillars 52, the fixing pillars 52 are installed in the shell 8, the upper side and the lower side of the shell 8 are respectively provided with a clamping handle 9 and a spray cup 3, the atomizing former 7 is arranged at an opening at the lower side of the shell 8, the spray cup 3 extends out of the opening at the lower side of the shell 8, the clamping handle 9 is of a hollow structure, and the inside of the shell 8 is communicated with the clamping handle 9.

Other structures of this embodiment are the same as those of embodiment 1, and are not described herein again.

Obviously, the utility model discloses compact structure, the security is strong, can ensure outside liquid and foreign matter can not get into the inside of machine equipment, has improved machine equipment's life effectively.

Variations and modifications to the above-described embodiments may become apparent to those skilled in the art from the disclosure and teachings of the above description. Therefore, the present invention is not limited to the above-mentioned embodiments, and any obvious modifications, replacements or variations made by those skilled in the art on the basis of the present invention belong to the protection scope of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The utility model provides a block protection module which characterized in that: including motor main shaft (1) and fender lid (2), the fixed cover of fender lid (2) is located the lateral part of motor main shaft (1), the lateral part of motor main shaft (1) with fender lid (2) seamless connection, fender lid (2) are provided with protection flange (20).

2. A barrier shield module as recited in claim 1, wherein: motor main shaft (1) is provided with first stiff end (11) and second stiff end (12), fender lid (2) set up in first stiff end (11) with between second stiff end (12), protection flange (20) enclose locate first stiff end (11).

3. A barrier shield module as recited in claim 2, wherein: the first fixing end (11) and the second fixing end (12) are provided with screw teeth.

4. A barrier shield module as recited in claim 1, wherein: the blocking cover (2) is made of metal or metal oxide.

5. An electrostatic spray gun, characterized by: the barrier protection module comprises a spraying cup (3), a rotating wheel (4) and any one of claims 1 to 4, wherein the rotating wheel (4) is installed on a motor main body (5), one end of a motor main shaft (1) is connected to the spraying cup (3), the other end of the motor main shaft (1) is connected to the rotating wheel (4), a blocking cover (2) is arranged between the spraying cup (3) and the rotating wheel (4), the blocking cover (2) and the motor main shaft (1) are accommodated in the motor main body (5), a paint dripping pipe (6) is accommodated in the motor main shaft (1), and the spraying cup (3) is communicated with the paint dripping pipe (6).

6. The electrostatic spray gun of claim 5, wherein: an atomization former (7) is arranged between the blocking cover (2) and the spraying cup (3), and the atomization former (7) is connected with the protection flange (20) in a seamless mode.

7. The electrostatic spray gun of claim 5, wherein: spout cup (3) including revolving cup shower nozzle (31) and revolving cup lid (32), revolve cup lid (32) set up in revolve the outside of cup shower nozzle (31), revolve cup shower nozzle (31) connect in motor spindle (1), the outside of revolving cup shower nozzle (31) is provided with a plurality of jet orifices (310), it is a plurality of to enclose to locate in revolving cup lid (32) jet orifice (310).

8. The electrostatic spray gun of claim 5, wherein: the motor main body (5) is provided with a motor cover (50), the upper side and the lower side of the motor cover (50) are respectively provided with a coating three-way valve (51) and a rotating wheel (4), and a coating oil dripping pipe (6) is communicated with the coating three-way valve (51).

9. The electrostatic spray gun of claim 8, wherein: the spray gun further comprises a shell (8), the motor cover (50) and the motor main body (5) are accommodated in the shell (8), the motor cover (50) is provided with a fixed support column (52), and the fixed support column (52) is installed inside the shell (8).

10. The electrostatic spray gun of claim 9, wherein: the upper side and the lower side of the shell (8) are respectively provided with a clamping handle (9) and the spraying cup (3), the clamping handle (9) is of a hollow structure, and the interior of the shell (8) is communicated with the clamping handle (9).