CN111375504A

CN111375504A - Paint spray gun

Info

Publication number: CN111375504A
Application number: CN202010367865.7A
Authority: CN
Inventors: 陈国荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-07-07

Abstract

The invention discloses a paint spraying gun, which structurally comprises a gun body, a pressing arm, a paint can and a paint spraying head, wherein the pressing arm is hinged with the gun body, the paint can is in threaded connection with the gun body, the paint spraying head is welded with the gun body, the paint sprayed at high speed can generate right-left thrust to the blocking plate in the paint spraying head, thereby enabling the paint in the paint can to be sprayed out through the opening between the baffle plate and the inner wall of the outer frame, when the paint spraying head stops spraying paint, the rebound ring on the paint spraying head can drive the barrier plate to reset, so that the two blocking plates can block paint spraying and dust outside, the paint sprayed at high speed from the interior of the paint spraying head can push the linkage block on the contact block to slide leftwards along the anti-sticking mechanism, and the right side of the inner wall of the linkage block can contact the anti-sticking mechanism, and impact force is generated on the anti-sticking mechanism, so that the anti-sticking mechanism can push away the solidified paint to be separated from the inner wall of the outer frame.

Description

Paint spray gun

Technical Field

The invention relates to the field of paint spraying processing, in particular to a paint spraying gun.

Background

The present invention relates to a paint spraying gun, which is mainly used for spraying paint on the surface of an object, and can spray paint in an atomized manner, so that the paint can be uniformly attached to the surface of the object, and the paint spraying gun is widely used in industries such as industrial production, building paint spraying and the like, and based on the above description, the present inventors found that the existing paint spraying gun mainly has the following disadvantages, for example:

because inevitable has floated dust in the air during construction, if the mouth of a gun of spray gun sprays paint to building wall up under this kind of environment, inside the mouth of a gun of spray gun spun then easily when the spray gun stops to spray paint, and can bring together the dust in the air into, spout the dust to the wall body together when leading to the spray gun to spout once more easily to the unevenness's condition appears in the finish of messenger's wall body.

Disclosure of Invention

In view of the above problems, the present invention provides a paint spray gun.

In order to achieve the purpose, the invention is realized by the following technical scheme: a paint spraying gun structurally comprises a gun body, a pressing arm, a paint can and a paint spraying head, wherein the pressing arm is hinged with the gun body, the paint can is in threaded connection with the gun body, and the paint spraying head is welded with the gun body.

As a further optimization of the invention, the paint spraying head comprises an outer frame, a fixed plate, two rebound rings and two blocking plates, wherein the fixed plate is arranged at the inner position of the outer frame, the blocking plates are hinged with the fixed plate through the rebound rings, and the two blocking plates are uniformly and symmetrically distributed on the upper side and the lower side of the fixed plate.

As a further optimization of the invention, the barrier plate comprises a scraping mechanism, a swinging plate, a pulling strip, a sliding block and a clearing block, wherein the scraping mechanism and the swinging plate are of an integrated structure, the pulling strip is arranged between the inner wall of the swinging plate and the sliding block, the clearing block is fixedly connected with the sliding block in an embedded manner, and the pulling strip is made of natural latex with strong elasticity.

As a further optimization of the invention, the clearing block comprises a bottom plate, an elastic strip, supporting rods, a reset sheet and a movable plate, the elastic strip is installed between the two supporting rods, one end of each supporting rod is hinged with the movable plate, the other end of each supporting rod is movably clamped with the bottom plate, the reset sheet is fixed between the supporting rods and the movable plate, and the elastic strip and the reset sheet are both made of spring steel with strong elasticity.

As a further optimization of the invention, the movable plate comprises a plate surface, an elastic strip, a stress plate and a deformation film, the elastic strip is installed between the inner wall of the plate surface and the stress plate, the deformation film is embedded and fixed at the left side position of the plate surface, the deformation film is made of nitrile rubber, and the surface is smooth and has certain elasticity.

As a further optimization of the invention, the scraping mechanism comprises three contact blocks, three combination blocks and a block body, wherein the contact blocks are fixedly embedded in the combination blocks, the combination blocks and the block body are of an integrated structure, and the contact blocks are uniformly distributed on the upper end surface of the combination block in parallel.

As a further optimization of the invention, the contact block comprises an anti-sticking mechanism, a top plate and a linkage block, wherein the anti-sticking mechanism and the top plate are in an integrated structure, the top plate is movably clamped with the linkage block, and when paint falls outside the top plate to cause the top plate and an object to be adhered together, the linkage block can be pushed to slide leftwards along the anti-sticking mechanism by the paint sprayed from the mechanism under high pressure.

As a further optimization of the anti-sticking mechanism, the anti-sticking mechanism comprises an extrusion block, a touch prevention plate, a bottom frame and a rebound strip, wherein the extrusion block is connected with the rebound strip, the touch prevention plate is hinged with the bottom frame, the rebound strip is fixedly embedded at the bottom position of the inner wall of the bottom frame, and the outer surface of the extrusion block is of an arc structure.

The invention has the following beneficial effects:

1. when the paint of paint can inside is atomized to spout with the paint high pressure when the paint spraying head, can produce the thrust from the right left to the inside barrier plate of paint spraying head through high-speed spun paint to can make the inside paint of paint can spout through the opening between barrier plate and the frame inner wall, when the paint spraying head stops spraying paint, can drive the barrier plate through the rebound ring on the paint spraying head and reset, thereby make two barrier plates can block outside paint spraying and dust.

2. The linkage piece that can promote on the contact piece through the inside high-speed spun paint of spray head slides along anti-sticking mechanism left to the inner wall right side that makes the linkage piece can when contacting anti-sticking mechanism produces the impact to anti-sticking mechanism, thereby makes anti-sticking mechanism can push away the inner wall separation of the paint that solidifies and frame.

Drawings

Fig. 1 is a schematic view of a paint spray gun according to the present invention.

Fig. 2 is a schematic structural diagram of the interior side view of the painting head of the present invention.

FIG. 3 is a side view of the barrier plate according to the present invention.

FIG. 4 is a side view of the cleaning block of the present invention.

Fig. 5 is a side view of the movable plate of the present invention.

Fig. 6 is a side view of the scraping mechanism of the present invention.

Fig. 7 is a side view of the contact block of the present invention.

Fig. 8 is a schematic structural diagram of the anti-sticking mechanism of the present invention in a side view.

In the figure: gun body-1, pressing arm-2, paint can-3, paint spray head-4, outer frame-41, fixing plate-42, rebound ring-43, blocking plate-44, scraping mechanism-a 1, swinging plate-a 2, pulling strip-a 3, sliding block-a 4, clearing block-a 5, bottom plate-a 51, elastic strip-a 52, supporting rod-a 53, resetting piece-a 54, movable plate-a 55, plate surface-b 1, elastic strip-b 2, stress plate-b 3, deformation film-b 4, contact block-c 1, combining block-c 2, block-c 3, anti-sticking mechanism-c 11, top plate-c 12, linkage block-c 13, extrusion block-d 1, anti-touch plate-d 2, bottom frame-d 3 and rebound strip-d 4.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1-5:

the invention provides a paint spraying gun which structurally comprises a gun body 1, a pressing arm 2, a paint can 3 and a paint spraying head 4, wherein the pressing arm 2 is hinged with the gun body 1, the paint can 3 is in threaded connection with the gun body 1, and the paint spraying head 4 is welded with the gun body 1.

Wherein, the paint spraying head 4 includes frame 41, fixed plate 42, resilience ring 43, barrier plate 44, the fixed plate 42 is installed in the inside position of frame 41, barrier plate 44 is through resilience ring 43 and fixed plate 42 hinged joint, barrier plate 44 is equipped with two, and even upper and lower both sides at fixed plate 42 are the symmetric distribution, produce the thrust from the right left side to barrier plate 44 through the high-speed spun paint of mechanism, can make barrier plate 44 swing to fixed plate 42 one side to make paint discharge through the opening that produces between barrier plate 44 and the frame 41, when barrier plate 44 loses the thrust of the interior spun paint of mechanism, can make two barrier plates 44 carry out the reverse swing through resilience ring 43 and reset, thereby can block the dust that the external world got into.

Wherein the blocking plate 44 includes a scraping mechanism a1, a swing plate a2, a dragging strip a3, a sliding block a4, and a clearing block a5, the scraping mechanism a1 and the swing plate a2 are integrated, the dragging strip a3 is installed between the inner wall of the swing plate a2 and the sliding block a4, the clearing block a5 and the sliding block a4 are fixedly connected, the sliding block a4 can slide leftwards along the swing plate a2 by the right-left extrusion generated between the swing plate a2 and the object when swinging downwards, so that the sliding block a4 can scrape the paint surface and dust attached to the surface of the swing plate a2 and the object, the dragging strip a3 is made of natural latex with strong elasticity, and can slide rightwards and reset the sliding block a4 along the swing plate a2 when swinging upwards on the swing plate a2, so as to facilitate the reuse of the sliding block a4, the bottom surface of the dragging strip a4 is arc-shaped structure, so as to reduce the contact area between the sliding block a4 and the object, thereby making the slide piece a4 more easily slide by being pressed.

Wherein the clearing block a5 comprises a bottom plate a51, an elastic strip a52, a supporting rod a53, a resetting plate a54 and a movable plate a55, the elastic strip a52 is installed between two supporting rods a53, one end of the supporting rod a53 is hinged with the movable plate a55, the other end of the supporting rod a53 is movably clamped with the bottom plate a51, the reset sheet a54 is fixed between the supporting rod a53 and the movable plate a55, when the movable plate a55 scrapes off the paint and dust on the mechanism surface, the movable plate a55 can be retracted to the right by the reverse thrust generated by the friction between the mechanism surface and the movable plate a55, so that the supporting rods a53 on both sides slide along the bottom plate a51 in opposite directions, the elastic strips a52 and the return plates a54 are made of spring steel with stronger elasticity, so that when the movable plate a55 loses the reverse thrust to the supporting rods a53, the movable plate a55 is pushed leftwards to perform quick reset, so that the movable plate a55 can bounce the scraped paint chips and dust.

Wherein the movable plate a55 comprises a plate surface b1, an elastic strip b2, a stress plate b3 and a deformation film b4, the elastic strip b2 is arranged between the inner wall of the board surface b1 and the stress board b3, the deformation film b4 is embedded at the left side of the board surface b1, the deformation film b4 is made of butadiene-acrylonitrile rubber, the surface is smooth and has certain elasticity, when the plate surface b1 slides leftward, the deformed film b4 can be deformed by the thrust generated by the left-to-right airflow on the deformed film b4, so that the painted surface attached to the left side surface of the deformation film b4 can be cracked into small pieces, and the right side convex surface of the deformation film b4 can push the stress plate b3 to swing rightwards, when the board surface b1 stops sliding, the stress board b3 can be pushed rapidly to reset by the elastic strip b2, therefore, the stress plate b3 can match with the rebound of the deformation film b4 to bounce the dust on the surface of the deformation film b4 and the cracked finish.

The detailed use method and action of the embodiment are as follows:

in the invention, floating dust inevitably exists in the air during building construction, if the paint spraying head 4 sprays paint to the building wall upwards in the environment, the spray sprayed by the paint spraying head 4 is easy to fall into the paint spraying head 4 reversely when the paint spraying head 4 stops spraying paint, and the dust in the air is brought together, so that the dust is easy to spray to the wall when the paint spraying head 4 sprays paint again, thus the paint surface of the wall is uneven, the problems can be effectively solved through the baffle plate 44 on the paint spraying head 4, when the paint spraying head 4 sprays the paint in the paint can 3 in a high-pressure atomization way, the paint sprayed at high speed can generate right-left thrust on the baffle plate 44 in the paint spraying head 4, so that the baffle plate 44 can swing along the rebound ring 43 to the direction of the fixed plate 42, and the paint in the paint can 3 can be sprayed out through the opening between the baffle plate 44 and the inner wall of the outer frame 41, the sliding block a4 can slide leftwards along the swinging plate a2 by the pressing force generated by the sliding block a4 when the blocking plate 44 swings to close, so that the movable plate a55 on the clearing block a5 can scrape off the paint surface and dust attached to the inner side surface of the blocking plate 44, when the movable plate a55 scrapes off the paint surface and dust on the inner side surface of the blocking plate 44, the movable plate a55 can contract rightwards by the reverse thrust generated by the friction between the inner side surface of the blocking plate 44 and the movable plate a55, so that the supporting rod a53 on both sides can slide reversely along the bottom plate a51, the supporting rod a53 can push the movable plate a55 leftwards to quickly reset when the movable plate a55 loses the reverse thrust on the inner side surface of the blocking plate 44 by the cooperation of the elastic strip a52 and the resetting piece a54, so that the movable plate a55 can bounce off the scraped paint surface and dust, and the movable plate a55 can slide leftwards to advance, thrust that the air current from left to right produced deformation membrane b4, can make deformation membrane b4 warp, thereby make deformation membrane b4 left side surface adnexed lacquer painting can split and be the fritter, the convex face in right side can promote atress board b3 swing right after warping through deformation membrane b4, thereby when making face b1 stop sliding, elastic strip b2 on the activity board a55 can promote atress board b3 fast and reset, the resilience that makes atress board b3 can cooperate deformation membrane b4, fall the dust on deformation membrane b4 surface with split lacquer painting bullet, the effectual condition of having avoided activity board a55 left side surface adnexed lacquer painting can't clear up.

Example 2

As shown in fig. 6-8:

wherein, scraping mechanism a1 includes contact piece c1, combination piece c2, block c3, contact piece c1 is connected with combination piece c2 embedded solid, combination piece c2 is the integral structure with block c3, contact piece c1 is equipped with three, and even upper end surface at combination piece c2 is parallel distribution, can reduce the area of contact of combination piece c2 and mechanism inside surface.

The contact block c1 comprises an anti-sticking mechanism c11, a top plate c12 and a linkage block c13, the anti-sticking mechanism c11 and the top plate c12 are of an integrated structure, the top plate c12 is movably clamped with the linkage block c13, when paint falls outside the top plate c12 and causes the top plate c12 to be adhered to an object, the linkage block c13 can be pushed to slide leftwards along the anti-sticking mechanism c11 by the paint sprayed from high pressure in the mechanism, impact force is generated when the right side of the inner wall of the top plate c12 is contacted with the anti-sticking mechanism c11, the anti-sticking mechanism c11 can be separated from the surface of the object, when the mechanism swings upwards and resets, friction force is generated on the top plate c12 through the surface of the inner wall of the object, the position of the top plate c12 can be limited, and the linkage block c13 can slide rightwards along the anti-sticking mechanism c11 and reset so.

The anti-sticking mechanism c11 comprises an extrusion block d1, a touch preventing plate d2, a bottom frame d3 and a rebound strip d4, the extrusion block d1 is connected with the rebound strip d4, the touch preventing plate d2 is hinged with the bottom frame d3, the rebound strip d4 is embedded and fixed at the bottom of the inner wall of the bottom frame d3, the outer surface of the extrusion block d1 is of an arc-shaped structure, the extrusion force generated by the inner wall surface of the object on the extrusion block d1 can enable the extrusion block d1 to contract downwards, so that the extrusion block d1 can press and swing the touch preventing plates d2 at two sides, and the touch preventing plate d2 attached with paint can be prevented from being in direct contact with the surface of the object.

The detailed use method and action of the embodiment are as follows:

in the invention, when the paint spraying head 4 stops spraying paint, paint and dust are easy to adhere to the contact point between the baffle plate 44 on the paint spraying head 4 and the outer frame 41, so that the baffle plate 44 is adhered to the inner wall of the outer frame 41 and cannot swing after air drying and solidification, the problem can be effectively solved through the contact block c1 on the scraping mechanism a1, the paint sprayed at high speed in the paint spraying head 4 can push the linkage block c13 on the contact block c1 to slide leftwards along the anti-sticking mechanism c11, so that when the right side of the inner wall of the linkage block c13 contacts the anti-sticking mechanism c11, force is generated on the anti-sticking mechanism c11, the anti-sticking mechanism c11 can push the solidified paint to be separated from the inner wall of the outer frame 41, because the anti-sticking mechanism c11 on the top plate c12 is easy to adhere to the paint after being separated from the inner wall of the outer frame 41, and if the anti-sticking mechanism c11 is directly adhered to the inner wall of the outer frame 41, and because the adhesion area is large, the linkage block c13 is not favorable for being knocked open, when the blocking plate 44 swings and resets, the extrusion force generated by the inner wall surface of the outer frame 41 to the extrusion block d1 can enable the extrusion block d1 to shrink downwards, so that the extrusion block d1 can push down and swing the anti-touch plates d2 at two sides, the direct contact between the anti-touch plate d2 attached with paint and the surface of an object can be avoided, and the problem that the paint on the anti-sticking mechanism c11 easily causes the contact block c1 to be adhered to the inner side surface of the outer frame 41 is effectively solved.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims

1. The utility model provides a paint spraying gun, its structure includes the rifle body (1), presses arm (2), paint can (3), spray head (4), press arm (2) and rifle body (1) hinged joint, paint can (3) and rifle body (1) threaded connection, its characterized in that: the paint spray head (4) is welded with the gun body (1).

2. The paint spray gun of claim 1, wherein: the paint spraying head (4) comprises an outer frame (41), a fixing plate (42), a rebound ring (43) and a blocking plate (44), wherein the fixing plate (42) is installed at the inner position of the outer frame (41), and the blocking plate (44) is connected with the fixing plate (42) through the rebound ring (43) in a hinged mode.

3. A paint spray gun as claimed in claim 2, wherein: the blocking plate (44) comprises a scraping mechanism (a1), a swinging plate (a2), a pull-back strip (a3), a sliding block (a4) and a clearing block (a5), the scraping mechanism (a1) and the swinging plate (a2) are of an integrated structure, the pull-back strip (a3) is installed between the inner wall of the swinging plate (a2) and the sliding block (a4), and the clearing block (a5) is fixedly connected with the sliding block (a4) in an embedded mode.

4. A paint spray gun as claimed in claim 3, wherein: the clearing block (a5) comprises a bottom plate (a51), an elastic strip (a52), a supporting rod (a53), a resetting plate (a54) and a movable plate (a55), wherein the elastic strip (a52) is installed between the two supporting rods (a53), one end of the supporting rod (a53) is hinged to the movable plate (a55), the other end of the supporting rod (a53) is movably clamped with the bottom plate (a51), and the resetting plate (a54) is fixed between the supporting rod (a53) and the movable plate (a 55).

5. The paint spray gun of claim 4, wherein: the movable plate (a55) comprises a plate surface (b1), elastic strips (b2), a stress plate (b3) and a deformation film (b4), wherein the elastic strips (b2) are installed between the inner wall of the plate surface (b1) and the stress plate (b3), and the deformation film (b4) is embedded and fixed at the left position of the plate surface (b 1).

6. A paint spray gun as claimed in claim 3, wherein: the scraping mechanism (a1) comprises a contact block (c1), a combination block (c2) and a block body (c3), wherein the contact block (c1) is fixedly connected with the combination block (c2), and the combination block (c2) and the block body (c3) are of an integrated structure.

7. The paint spray gun of claim 6, wherein: the contact block (c1) comprises an anti-sticking mechanism (c11), a top plate (c12) and a linkage block (c13), the anti-sticking mechanism (c11) and the top plate (c12) are of an integrated structure, and the top plate (c12) is movably clamped with the linkage block (c 13).

8. The paint spray gun of claim 7, wherein: antiseized mechanism (c11) are including extrusion piece (d1), prevent touching board (d2), underframe (d3), resilience strip (d4), extrusion piece (d1) is connected with resilience strip (d4), prevent touching board (d2) and underframe (d3) hinged joint, resilience strip (d4) is inlayed and is fixed in the inner wall bottom position of underframe (d 3).