CN219683019U - Self-service type motor home paint spraying maintenance equipment - Google Patents

Abstract

The utility model discloses self-use type motor home paint spraying maintenance equipment, which relates to the technical field of motor home paint spraying and comprises a motor home paint box, a feed inlet, a sealing cover, a mounting groove, a fixing frame A, an electric telescopic rod, a supporting frame, universal wheels, a fixing frame B, a sealing cover plate, a paint spraying pump, a paint guide hose, a paint spraying head and a paint inlet, wherein the fixing frames A are fixedly arranged at the bottoms of the two ends of the outer wall of the motor home paint box, and the electric telescopic rods are fixedly arranged at the tops of the inner walls of the fixing frames A. When a driver opens the paint spraying pump to suck the vehicle paint in the vehicle paint box into the air duct from the paint inlet and pass through the paint spraying pump, and then spray atomized vehicle paint from the paint spraying head at the other end of the paint guiding hose to the position where the vehicle paint on the surface of the vehicle is scraped, a large amount of vehicle paint passes through two filter screens which have different meshes and rotate clockwise and anticlockwise continuously, and the filter screens resist small impurities doped in the vehicle paint and then spray the small impurities and the vehicle paint together to the surface of the vehicle to influence the appearance of the vehicle paint.

Description

Self-service type motor home paint spraying maintenance equipment

Technical Field

The utility model belongs to the technical field of vehicle paint spraying, and particularly relates to self-service type equipment for spraying and maintaining the vehicle paint.

Background

The vehicle paint spraying is used for protecting the surface of the automobile, so that the surface of the automobile is not easy to rust in severe weather, and the surface of the automobile is attractive, and therefore, the vehicle paint spraying maintenance equipment is needed.

According to the search, the application number is CN201922136671.1, the automobile bumper paint repairing and spraying device is structurally designed, a compressed air pump is used for providing an air source, a spray gun is used for spraying, a first switching valve is opened when paint needs to be sprayed by two paint cans arranged in parallel, air flow in the spray gun drives paint in the first paint can to flow out of a first pipe and then be sprayed out through a spray gun nozzle, paint spraying is carried out, when a paint spraying surface needs to be coated after paint spraying is finished, the first switching valve is closed to open a second switching valve, air in the spray gun drives a brightening agent in the second paint can to be sprayed out, and then the paint surface is coated to realize reflection of the paint surface, so that paint repairing work is completed, and the problem in the background technology is solved; the disadvantages are as follows:

when the worker uses this kind of automobile bumper paint repair spraying device to the automobile bumper need repair the position of car paint and carry out the maintenance of spraying paint and handle, through utilizing the compressed air pump to provide the air supply, open a ooff valve when spraying paint, and then the interior air current of spray gun drives the interior paint of a paint tank and flow out of a pipe and then spout through the spray gun shower nozzle and spray paint the processing, and after the processing of spraying paint finishes, spray gun and water conservancy diversion hose because long-term exposure is outside, can lead to a large amount of dust of attachment of spray gun mouth department easily, when causing the pollution to the car paint of next blowout, because the interior little impurity that does not have to carry out filtration treatment to car paint of a paint tank can lead to in the car paint together to be spouted car bumper surface, and lead to the fact the influence to car bumper surface car paint outward appearance easily.

Disclosure of Invention

The utility model aims at: in order to solve the problems that the spray gun and the paint guide hose of the automobile bumper paint repairing and spraying device are easy to adhere to a large amount of dust due to long-term exposure to the outside and are not provided with a device for filtering the automobile paint, the self-use type equipment for spraying and maintaining the automobile paint is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a self-service car as a house lacquer spraying maintenance equipment, includes car lacquer case, pan feeding mouth, sealed lid, mounting groove, mount A, electric telescopic handle, support frame, universal wheel, mount B, sealed apron, paint pump, lead lacquer hose, spout lacquer head and pan feeding mouth, equal fixed mounting in car lacquer case outer wall both ends bottom has mount A, the equal fixed mounting in mount A inner wall top has electric telescopic handle, electric telescopic handle outer wall bottom fixed mounting has the support frame, both ends all rotate around the support frame outer wall bottom and are provided with the universal wheel, car lacquer case outer wall one end top fixed mounting has mount B, mount B outer wall top one end slip is provided with sealed apron, and passes through bolted connection between sealed apron and the mount B, car lacquer case inner wall top one end fixed mounting has the paint pump, car lacquer case inner wall bottom other end embedding is provided with the pan feeding mouth, and pass through the air duct connection between paint pump outer wall other end, lead lacquer hose other end is provided with spouts lacquer head, the equal fixed mounting of support frame outer wall top, the other end top is provided with the sealed lid of leading lacquer, the inside is provided with sealed lid of rolling up of the filter medium-tank inner side filter medium is gone into to the setting up through the sealed lid of the interior side of the filter media of the installation, the inside of the filter media is prevented from getting into the inside of the filter media of the car.

The winding mechanism comprises a limit groove, a wind-up roll, a winding frame, a rotating frame B, a handle, a limit frame and a damping telescopic rod, wherein the wind-up roll is arranged at the front end of the inner wall of the fixed frame B through bearing rotation, the winding frames are fixedly arranged at the upper end and the lower end in the middle of the outer wall of the wind-up roll, a paint spraying hose matched with the outer wall of a paint spraying pump is wound between the outer sides of the two winding frames, the rotating frame B is fixedly arranged at the rear side of the outer wall of the wind-up roll, the handle is arranged at the top of the rear side of the outer wall of the rotating frame B through bearing rotation, the limit frame is slidably arranged at the rear end of the inner side of the top of the rotating frame B, the damping telescopic rod is fixedly arranged between the rear side of the bottom of the outer wall of the limit frame and the rear side of the inner wall of the rotating frame B, a spring is arranged at the rear side of the outer wall of the fixed frame B in an embedded mode, a plurality of the limit grooves are formed in an embedded mode, and the limit frames are arranged in an equidistant mode and are arranged inside the limit groove in a sliding mode.

The utility model provides a filter device, including filter equipment, servo motor, gear, sealed lid, filter equipment, servo motor, filter equipment, servo motor, sealed lid bottom inboard is provided with rotating turret A through the bearing rotation, rotating turret A outer wall bottom fixed mounting has the filter equipment, and the filter equipment agrees with the slip setting at the inboard top of mounting groove, both ends all fixed mounting has the filter screen about the filter equipment inner wall, and filter equipment surface number is from top to bottom by little to big range in proper order, sealed lid outer wall top fixed mounting has servo motor, servo motor outside bottom has the gear through output shaft, rotating turret A outer wall top fixed mounting has the tooth, the tooth has a plurality of, and is trapezoidal form equidistance around setting, and is tooth interlock transmission setting between gear and a plurality of tooth.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. this kind of from with car as a house lacquer spraying maintenance equipment is through being provided with the wind-up roll, when can making the driver need withdraw the lacquer head, the driver pulls spacing roll-off spacing groove and drives damping telescopic link and outside spring shrink, after unclamping the wind-up roll, hold handle pulling rotating frame B and drive the wind-up roll and rotate to opposite direction, after coiling the lacquer hose between two coiling frame outsides, accomplish the maintenance treatment to car as a house lacquer, make longer lacquer hose, when making things convenient for the driver to receive and release the treatment, can avoid the lacquer head to expose in the external world for a long time, cause lacquer mouth department to adhere to a large amount of dust impurity, cause the pollution to spun car lacquer, when improvement to lacquer hose and lacquer head surface place for a long time, can not make the effect of lacquer mouth department adhesion dust.

2. This kind of self-service type car as a house paint spraying maintenance equipment is through being provided with the filter screen, can make the driver open servo motor and drive the clockwise round of anticlockwise round of gear through the output shaft and constantly rotate, make the interlock transmission between a plurality of teeth of gear and the rotating turret A outer wall, drive rotating turret A bottom filter yoke and constantly rotate at the clockwise round of mounting groove inboard top, the driver opens the paint pump and inhales the air duct with car paint in the car paint tank from the paint inlet and pass through the paint pump, when the position that the car paint was scraped to car as a house surface car paint from the spray head blowout atomizing of the other end of paint guide hose again, a large amount of car paint will pass through two different mesh numbers and when the anticlockwise round pivoted two filter screens of continuous clockwise round, the filter screen withstands the processing with the less debris that mix in the car paint, improve and avoid together blowout to the effect that the car paint causes the influence to car paint outward appearance to car as a house surface to the car paint.

Drawings

FIG. 1 is a schematic diagram of a front perspective view of a spray repair device of the present utility model;

FIG. 2 is a schematic diagram of a schematic cross-sectional front view of a spray repair device according to the present utility model;

FIG. 3 is a schematic diagram of a side cross-sectional structure of a fixing frame B in the utility model;

FIG. 4 is a schematic diagram of the enlarged construction of FIG. 2 at A in accordance with the present utility model;

FIG. 5 is a schematic diagram of the enlarged structure of FIG. 2B in accordance with the present utility model;

fig. 6 is a schematic diagram of the enlarged structure of fig. 2 at C in the present utility model.

The marks in the figure: 1. a paint box is turned; 101. a feed inlet; 102. sealing cover; 103. a rotating frame A; 104. a filter frame; 105. a filter screen; 106. teeth; 107. a servo motor; 108. a gear; 109. a mounting groove; 2. a fixing frame A; 201. an electric telescopic rod; 202. a support frame; 203. a universal wheel; 3. a fixing frame B; 301. sealing the cover plate; 302. a limit groove; 4. a wind-up roll; 401. a winding frame; 402. a rotating frame B; 403. a grip; 404. a limiting frame; 405. damping telescopic rod; 5. a paint spraying pump; 501. a paint guiding hose; 502. a paint spray head; 503. and a paint inlet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the utility model, the following components are added:

referring to fig. 1-6, a self-service type paint spraying maintenance device for a motor home comprises a paint box 1, a feed inlet 101, a sealing cover 102, a mounting groove 109, a fixing frame A2, an electric telescopic rod 201, a supporting frame 202, universal wheels 203, a fixing frame B3, a sealing cover plate 301, a paint spraying pump 5, a paint guiding hose 501, a paint spraying head 502 and a paint inlet 503, wherein the bottoms of two ends of the outer wall of the paint box 1 are fixedly provided with a fixing frame A2, the top of the inner wall of the fixing frame A2 is fixedly provided with the electric telescopic rod 201, the bottom of the outer wall of the electric telescopic rod 201 is fixedly provided with the supporting frame 202, the front end and the back end of the bottom of the outer wall of the supporting frame 202 are respectively provided with the universal wheels 203, one end of the outer wall of the paint box 1 is fixedly provided with the fixing frame B3, one end of the top of the outer wall of the fixing frame B3 is provided with the sealing cover plate 301 in a sliding manner, the sealing cover plate 301 is connected with the fixing frame B3 through bolts, paint spraying pump 5 is fixedly installed at one end of the top of the inner wall of vehicle paint box 1, paint inlet 503 is embedded in the other end of the bottom of the inner wall of vehicle paint box 1, paint spraying pump 5 is connected with paint inlet 503 through an air duct, paint guiding hose 501 is embedded in the other end of the outer wall of paint spraying pump 5, paint spraying head 502 is embedded in the other end of the outer wall of paint guiding hose 501, feed inlet 101 is embedded in the other end of the outer wall of vehicle paint box 1, sealing cover 102 is slidably arranged at the top of the outer side of feed inlet 101, sealing cover 102 is connected with the outer wall of vehicle paint box 1 through bolts, mounting groove 109 is embedded in the other end of the bottom of the inner wall of vehicle paint box 1, impurity in sealing cover 102 is arranged at the inner side of sealing cover 102, impurity is prevented from entering into a swinging filter mechanism of paint inlet 503, and winding mechanism for conveniently winding and unwinding longer paint guiding hose is arranged at the inner side of fixing frame B3.

Further, the winding mechanism is composed of a limit groove 302, a wind-up roller 4, a winding frame 401, a rotating frame B402, a grip 403, a limit frame 404 and a damping telescopic rod 405;

the front end of the inner wall of the fixed frame B3 is rotatably provided with a wind-up roller 4 through a bearing, the upper end and the lower end in the middle of the outer wall of the wind-up roller 4 are fixedly provided with winding frames 401, a paint spraying hose matched with the outer wall of a paint spraying pump 5 is wound between the outer sides of the two winding frames 401, the rear side of the outer wall of the wind-up roller 4 is fixedly provided with a rotating frame B402, the top of the rear side of the outer wall of the rotating frame B402 is rotatably provided with a handle 403 through the bearing, the rear end of the inner side of the top of the rotating frame B402 is slidably provided with a limiting frame 404, a damping telescopic rod 405 is fixedly arranged between the rear side of the bottom of the outer wall of the limiting frame 404 and the rear side of the inner wall of the rotating frame B402, the outer wall of the damping telescopic rod 405 is provided with a spring in a matched manner, the rear side of the outer wall of the fixed frame B3 is embedded with limiting grooves 302, a plurality of limiting grooves 302 are formed in an equidistant surrounding manner, the limiting frames 404 are slidably arranged on the inner side of the limiting grooves 302, when a driver is in the middle of a driving motor vehicle, so that the paint on the surface of the motor vehicle is scraped, when the paint spraying maintenance treatment is required, a driver controls the electric telescopic rod 201 to lower the universal wheel 203 at the bottom of the support frame 202 to contact the ground, after the paint box 1 is integrally suspended, the paint box 1 is pushed to move to a position where paint on the surface of a motor home is scraped through the universal wheel 203, after the electric telescopic rod 201 is controlled to lift the universal wheel 203, the bottom of the paint box 1 contacts the ground stably, the top bolt of the sealing cover plate 301 is screwed out, the sealing cover plate 301 is pulled to slide out of the fixing frame B3 to expose the paint spraying head 502, the driver pulls the limiting frame 404 to slide out of the limiting groove 302 and drives the damping telescopic rod 405 and the outer spring to shrink, the paint spraying head 502 drives the matched paint guiding hose to be unfolded from the outer side of the winding roller 4, the winding roller 4 is driven to rotate through the bearing, after the paint guiding hose is completely unfolded, the driver releases the limiting frame 404 to enable the damping telescopic rod 405 and the outer spring to be unfolded, and promote spacing 404 slide into one of them relative spacing groove 302 inboard, after spacing wind-up roll 4, the driver holds the paint spraying head 502, open paint spraying pump 5 and inhale the air duct with car paint in car paint tank 1 from income lacquer mouth 503 and pass through paint spraying pump 5, after the position that the atomizing car paint was scraped to car as a house surface car paint is spouted to the paint spraying head 502 of the other end of paint guiding hose again, when the driver need retrieve paint spraying head 502, the driver again pulls spacing 404 slide-out spacing groove 302 and drives damping telescopic link 405 and outside spring shrink, after unclamping wind-up roll 4, hold handle 403 and pull rotating frame B402 and drive wind-up roll 4 and rotate towards opposite direction, after with the paint guiding hose coiling between two coiling frame 401 outsides, accomplish the maintenance treatment to car as a house car paint, make longer paint guiding hose, make things convenient for the driver to receive and release the processing, can avoid spouting paint spraying head 502 to expose in the external world for a long time, cause a large amount of dust impurity to adhere to at the lacquer spraying mouth, cause pollution to the car paint that spouts.

Further, the swing filter mechanism consists of a rotating frame A103, a filter frame 104, a filter screen 105, teeth 106, a servo motor 107 and a gear 108;

the inner side of the bottom of the sealing cover 102 is rotatably provided with a rotating frame A103 through a bearing, the bottom of the outer wall of the rotating frame A103 is fixedly provided with a filter frame 104, the filter frame 104 is matched with the top of the inner side of a mounting groove 109 in a sliding manner, the upper end and the lower end of the inner wall of the filter frame 104 are fixedly provided with filter screens 105, the surface number of the filter screens 105 is sequentially arranged from top to bottom from small to large, the top of the outer wall of the sealing cover 102 is fixedly provided with a servo motor 107, the outer side bottom of the servo motor 107 is connected with a gear 108 through an output shaft, the top of the outer wall of the rotating frame A103 is fixedly provided with teeth 106, the teeth 106 are in a plurality of trapezoidal equidistant surrounding arrangement, the gear 108 and the teeth 106 are in tooth meshing transmission arrangement, when a driver stretches a paint guide hose and holds a paint spraying head 502, the servo motor 107 is opened to drive the gear 108 to rotate clockwise one round anticlockwise through the output shaft, the gear 108 is meshed with a plurality of teeth 106 on the outer wall of the rotating frame A103 to drive the filter frame 104 at the bottom of the rotating frame A103 to rotate clockwise one circle at the top of the inner side of the mounting groove 109, and meanwhile, a driver opens the paint spraying pump 5 to suck paint in the paint box 1 from the paint inlet 503 into the air duct to pass through the paint spraying pump 5, and then when atomized paint is sprayed from the paint spraying head 502 at the other end of the paint guiding hose to the position of scraping paint on the surface of a motor home, a large amount of paint passes through two filter screens 105 which are different in mesh number and rotate clockwise one circle, and after the filter screens 105 resist small impurities doped in the paint, the effect on the appearance of the paint can be avoided when the small impurities and the paint are sprayed to the surface of the motor home together.

Further, the servo motor 107, the electric telescopic rod 201 and the paint spraying pump 5 are all electrically connected with the storage battery through the control panel.

Working principle: firstly, when a driver is driving a motor home to scratch the paint on the surface of the motor home, and the motor home needs to be subjected to paint spraying maintenance, the driver controls the electric telescopic rod 201 to lower the universal wheel 203 at the bottom of the support frame 202 to contact the ground, and after the whole motor home paint box 1 is suspended, the motor home paint box 1 is pushed to move to the position where the paint on the surface of the motor home is scratched through the universal wheel 203, the electric telescopic rod 201 is controlled to lift the universal wheel 203, after the bottom of the motor home paint box 1 contacts the ground stably, the top bolt of the sealing cover plate 301 is screwed out, the sealing cover plate 301 is pulled to slide out of the fixing frame B3 to expose the paint spraying head 502, the driver pulls the limiting frame 404 to slide out of the limiting groove 302 and drive the damping telescopic rod 405 and the outer spring to shrink, the paint guiding hose matched with the paint spraying head 502 is driven to be unfolded from the outer side of the winding roller 4, the winding roller 4 is driven to rotate through the bearing, the paint guiding hose is completely unfolded, the driver releases the limiting frame 404 to expand the damping telescopic rod 405 and the outer spring and pushes the limiting frame 404 to slide into the inner side of one of the opposite limiting grooves 302, after limiting the wind-up roll 4, finally, the driver opens the servo motor 107 to drive the gear 108 to rotate clockwise one circle and anticlockwise one circle continuously through the output shaft, so that the gear 108 and a plurality of teeth 106 on the outer wall of the rotating frame A103 are meshed and driven to drive the filter frame 104 at the bottom of the rotating frame A103 to rotate clockwise one circle and anticlockwise one circle at the top of the inner side of the mounting groove 109, and simultaneously, the driver opens the paint spraying pump 5 to suck the paint in the paint box 1 from the paint inlet 503 into the air duct through the paint spraying pump 5, and then sprays atomized paint from the paint spraying head 502 at the other end of the paint guiding hose to the position of the paint scraping of the surface of the house, and when a large amount of paint passes through two filter screens 105 with different meshes and rotates clockwise one circle and anticlockwise one circle, after the filter screen 105 withstands the small sundries doped in the car paint, the effect of the small sundries and the car paint sprayed out of the surface of the car paint on the appearance of the car paint can be avoided, when a driver needs to withdraw the paint spraying head 502, the driver pulls the limiting frame 404 to slide out of the limiting groove 302 and drive the damping telescopic rod 405 and the outer spring to shrink, after the winding roller 4 is loosened, the grip 403 is held by the hand to pull the rotating frame B402 to drive the winding roller 4 to rotate in the opposite direction, the paint guiding hose is wound between the outer sides of the two winding frames 401, the maintenance treatment of the car paint is completed, the longer paint guiding hose is convenient for the driver to carry out winding and unwinding treatment, and meanwhile, the long-term exposure of the paint spraying head 502 to the outside can be avoided, a large amount of dust impurities are adhered to a paint spraying mouth, and pollution is caused to the sprayed car paint.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (6)

1. The utility model provides a self-service car as a house lacquer spraying maintenance equipment, includes car lacquer case (1), pan feeding mouth (101), sealed lid (102), mounting groove (109), mount A (2), electric telescopic handle (201), support frame (202), universal wheel (203), mount B (3), sealed apron (301), paint spraying pump (5), drain pan (501), paint spraying head (502) and pan feeding mouth (503), equal fixed mounting in car lacquer case (1) outer wall both ends bottom has mount A (2), equal fixed mounting in mount A (2) inner wall top has electric telescopic handle (201), electric telescopic handle (201) outer wall bottom fixed mounting has support frame (202), both ends all rotate around support frame (202) outer wall bottom are provided with universal wheel (203), car lacquer case (1) outer wall one end top fixed mounting has mount B (3), mount B (3) outer wall top one end slip is provided with sealed apron (301), and passes through bolted connection between sealed apron (301) and the mount B (3), car lacquer case (1) inner wall top one end fixed mounting has mount A (201), electric telescopic handle (201) inner wall bottom fixed mounting has pan feeding mouth (503) and paint spraying pump (503) to insert between the pan feeding mouth (5), paint guide hose (501) is arranged in the embedding of paint spraying pump (5) outer wall other end, paint spraying head (502) is arranged in the embedding of paint guide hose (501) outer wall other end, feeding port (101) is arranged in the embedding of vehicle paint box (1) outer wall top other end, sealing cover (102) is arranged on the top of feeding port (101) in a sliding mode, and the sealing cover (102) is connected with the vehicle paint box (1) outer wall through bolts, and mounting groove (109) are arranged in the embedding of vehicle paint box (1) inner wall bottom other end, and the paint spraying pump is characterized in that: the inner side bottom of the sealing cover (102) is provided with a swing filtering mechanism for filtering impurities in vehicle paint and avoiding the impurities from entering the paint inlet (503), and the inner side of the fixing frame B (3) is provided with a winding mechanism for conveniently winding and unwinding a longer paint guide hose.

2. A self-service recreational vehicle paint spray repair device according to claim 1, wherein: the winding mechanism consists of a limit groove (302), a winding roller (4), a winding frame (401), a rotating frame B (402), a handle (403), a limit frame (404) and a damping telescopic rod (405);

the utility model discloses a motor vehicle damping device, including mount B (3), bearing, rolling roller (4), damping telescopic link (405) are provided with in the middle of rolling roller (4) outer wall upper and lower both ends all fixed mounting, and the supporting hose that sprays paint of spraying paint pump (5) outer wall winds and set up between two coiling frame (401) outsides, rolling roller (4) outer wall rear side fixed mounting has rotating frame B (402), rotating frame B (402) outer wall rear side top is provided with handle (403) through the bearing rotation, rotating frame B (402) inboard top rear end slides and is provided with spacing (404), fixed mounting has damping telescopic link (405) between spacing (404) outer wall bottom rear side and rotating frame B (402) inner wall rear side, and the supporting spring that is provided with in damping telescopic link (405) outside, the embedding of mount B (3) outer wall rear side is provided with spacing groove (302).

3. A self-service recreational vehicle paint spray repair device according to claim 1, wherein: the swing filtering mechanism consists of a rotating frame A (103), a filtering frame (104), a filter screen (105), teeth (106), a servo motor (107) and a gear (108);

the inner side of the bottom of the sealing cover (102) is provided with a rotating frame A (103) through bearing rotation, the bottom of the outer wall of the rotating frame A (103) is fixedly provided with a filtering frame (104), the filtering frame (104) is matched with the inner side top of a mounting groove (109) in a sliding mode, the upper end and the lower end of the inner wall of the filtering frame (104) are fixedly provided with filter screens (105), the top of the outer wall of the sealing cover (102) is fixedly provided with a servo motor (107), the bottom of the outer side of the servo motor (107) is connected with a gear (108) through an output shaft, and the top of the outer wall of the rotating frame A (103) is fixedly provided with teeth (106).

4. A self-service recreational vehicle paint spray repair device according to claim 2, wherein: the limiting grooves (302) are formed in a plurality of mode and are arranged in an equidistance surrounding mode, and the limiting frames (404) are arranged on the inner sides of the limiting grooves (302) in a matched sliding mode.

5. A self-service recreational vehicle paint spray repair device according to claim 3, wherein: the surface mesh number of the filter screen (105) is sequentially arranged from top to bottom from small to large.

6. A self-service recreational vehicle paint spray repair device according to claim 3, wherein: the plurality of teeth (106) are arranged in a trapezoid equidistant surrounding mode, and teeth occlusion transmission is arranged between the gear (108) and the plurality of teeth (106).