WO2021213020A1 - Coupelle de stockage de liquide de pistolet de pulvérisation, et dispositif de stockage de liquide de pistolet de pulvérisation utilisant ladite coupelle - Google Patents

Coupelle de stockage de liquide de pistolet de pulvérisation, et dispositif de stockage de liquide de pistolet de pulvérisation utilisant ladite coupelle Download PDF

Info

Publication number
WO2021213020A1
WO2021213020A1 PCT/CN2021/079436 CN2021079436W WO2021213020A1 WO 2021213020 A1 WO2021213020 A1 WO 2021213020A1 CN 2021079436 W CN2021079436 W CN 2021079436W WO 2021213020 A1 WO2021213020 A1 WO 2021213020A1
Authority
WO
WIPO (PCT)
Prior art keywords
spray gun
opening
liquid storage
sealing
fixing
Prior art date
Application number
PCT/CN2021/079436
Other languages
English (en)
Chinese (zh)
Inventor
肖云
Original Assignee
青岛汉柏塑料科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 青岛汉柏塑料科技有限公司 filed Critical 青岛汉柏塑料科技有限公司
Publication of WO2021213020A1 publication Critical patent/WO2021213020A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
    • B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
    • B05B7/2405—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle
    • B05B7/2408—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle characterised by the container or its attachment means to the spray apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
    • B05B7/26—Apparatus in which liquids or other fluent materials from different sources are brought together before entering the discharge device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/01—Spray pistols, discharge devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves

Definitions

  • the utility model relates to a spray gun liquid storage cup and a spray gun liquid reservoir.
  • the existing method for balancing the pressure difference between the inside and the outside of the spray gun liquid reservoir is to provide a vent hole through the bottom or the wall of the storage cup, and the vent hole is detachably connected to the lid.
  • the lid is opened so that the vent can ventilate and constantly balance the air pressure difference.
  • the above method has the problem of requiring the staff to manually open and close the cover, and the operation is complicated and time-consuming. If the staff forget to close the lid when storing the paint, it will cause the paint to leak and cause losses; if the staff forget to open the lid during painting, the pressure difference between the inside and outside of the cup will be too large, causing the cup to break.
  • the utility model aims to solve the above problems, provides a spray gun liquid storage cup and a spray gun liquid reservoir, solves the problem of requiring workers to manually open and close the lid, and solves the problem of paint leakage caused by forgetting to close the lid.
  • the spray gun liquid storage cup includes a cup body, the cup body is provided with a vent mechanism that allows gas to pass into the cup body in the forward direction and does not allow the liquid in the cup body to pass through in the reverse direction, the vent mechanism includes a seal, and the seal The venting mechanism is opened by the change of shape, and the sealing member closes the venting mechanism by the change of shape.
  • the sealing member is made of elastic material, and a plurality of openings that can be changed in size by elastic deformation are formed on the sealing member, the sealing member opens the venting mechanism by opening the opening, and the sealing member passes through the opening To close the ventilation mechanism.
  • the sealing member includes a pointed sealing portion protruding upward, and the opening is formed on the sealing portion.
  • the venting mechanism further includes a hollow housing, the sealing member is in the housing and is fixedly connected to the housing, a shielding portion is formed above the housing, and the shielding portion is located above the opening and shields each opening ,
  • the shielding part is formed with a through hole.
  • the sealing part is a hollow cone; the sealing part is a revolving body; and the opening is a cut extending downward from the top end of the sealing part.
  • the openings are cuts along the generatrix of the sealing part, and the openings are evenly distributed along the center axis of the sealing part.
  • the generatrix of the sealing portion is a curve curved in the direction of the central axis of the sealing portion.
  • two sides of the sealing portion are respectively formed with side surfaces extending upward and inward, and an opening is formed at the intersection of the two side surfaces, and the opening is a linear cut.
  • the casing is fixedly connected to the bottom surface of the cup body
  • the sealing member further includes a fixing portion, the sealing portion and the fixing portion are integrally formed, and the fixing portion is fixedly connected with the casing.
  • the shielding portion is formed with a plurality of through holes that are uniformly distributed along the center axis of the sealing portion, and a plurality of fixing hooks that are uniformly distributed along the center axis of the sealing portion are formed under the housing.
  • the fixing part is formed with a number of fixing holes, and each fixing hook passes through a corresponding fixing hole to fix the fixing part and the housing.
  • the fixing hooks correspond to the fixing holes one by one, and any fixing hook is inserted into any fixing hole.
  • the shielding part is located above the opening and shields each opening;
  • the spray gun liquid reservoir using the above spray gun liquid storage cup is characterized in that it further comprises a cup cover which is detachably connected with the cup body, and the cup cover is formed with a liquid channel for fluid to pass through.
  • the fixing part of the sealing element is in the housing and is clamped and fixed with the housing.
  • the venting mechanism further includes a fixing member, which is fixedly connected to the housing and presses and fixes the fixing part of the sealing member in the housing.
  • the elastic material is: TPU, TPE, TPR, TPV, CPE, plastic and rubber.
  • the utility model has the following advantages: through the seal that can be elastically deformed with the paint gravity or air pressure, and then automatically close or open, there is no need for the staff to manually open or close the ventilation mechanism, which solves the need for the staff to manually open and close the lid The problem; the automatic opening of the ventilation mechanism avoids the problem of paint leakage or broken cup body caused by the staff forgetting to operate the ventilation mechanism.
  • the shell and its shielding part can block the stirring rod, avoiding the contact between the stirring rod and the seal, and force the opening to open; the shielding part plays the role of shielding the opening for the paint, preventing the paint from directly impacting the opening to open the opening and causing the paint to flow out ; Corresponding fixing hooks and fixing holes to ensure that the opening is always under the shielding part when assembling the seal to avoid incorrect assembly.
  • Figure 1 A schematic diagram of the three-dimensional structure of the ventilation mechanism in the eighth embodiment of the present utility model
  • Figure 2 A schematic diagram of the explosive structure of the ventilation mechanism in the eighth embodiment of the present utility model
  • Figure 3 The second embodiment of the exploded structure diagram of the ventilation mechanism in the eighth embodiment of the present utility model
  • Figure 4 A schematic sectional view of the structure of the ventilation mechanism in the eighth embodiment of the present utility model
  • Figure 5 a schematic sectional view of the venting mechanism in the ninth embodiment of the present utility model
  • Figure 6 A three-dimensional schematic diagram of a spray gun liquid reservoir using the spray gun liquid storage cup in the eighth embodiment of the present utility model
  • Figure 7 A schematic sectional view of a spray gun liquid reservoir using the spray gun liquid storage cup in the eighth embodiment of the present utility model
  • FIG. 8 The utility model uses the spray gun liquid storage cup in the ninth embodiment of the spray gun liquid storage schematic sectional view of the structure;
  • Figure 9 The utility model uses the spray gun liquid storage cup in the fourth embodiment of the spray gun liquid reservoir in a cross-sectional front view of the structure;
  • Fig. 10 A schematic sectional view of a three-dimensional structure of a spray gun liquid reservoir using the spray gun liquid storage cup in the fourth embodiment of the present invention
  • Figure 11 A schematic cross-sectional top view of the liquid storage cup of the spray gun in the fourth embodiment of the present utility model
  • Figure 12 A three-dimensional schematic diagram of a spray gun liquid reservoir using the spray gun liquid storage cup in the fourth embodiment of the present invention.
  • Figure 13 A partial enlarged schematic diagram of the present utility model at A;
  • Figure 14 A three-dimensional schematic diagram of the sealing element in the fourth embodiment of the present utility model
  • Figure 15 a sectional front view structural schematic diagram of the ventilation mechanism in the fifth embodiment of the present utility model
  • Figure 16 A schematic top view of the structure of the ventilation mechanism in the fifth embodiment of the present invention.
  • connection should be understood in a broad sense.
  • it can be a fixed connection or an option.
  • this embodiment provides a spray gun liquid storage cup, which includes a cup body 1 on which is provided to allow gas to pass through into the cup body 1 and not allow liquid in the cup body 1
  • the venting mechanism 3 passing in the reverse direction includes a sealing member 32 that opens the venting mechanism through a change in shape, and the sealing member 32 closes the venting mechanism through a change in shape.
  • the sealing member 32 is made of an elastic material, and a plurality of openings 321a that can be changed in size by elastic deformation are formed on the sealing member 32, and the sealing member 32 opens the venting mechanism by opening the opening 321a, The sealing member 32 closes the ventilation mechanism by closing the opening 321a.
  • the elastic material is: TPU, TPE, TPR, TPV, CPE, plastic, rubber.
  • the sealing member 32 includes a pointed sealing portion 321 protruding upward, and the opening 321 a is formed on the sealing portion 321.
  • the pointed shape means that the top end of the sealing portion 321 is gathered into a point or a line.
  • the sealing part 321 is a hollow cone; the sealing part 321 is a pyramid; the opening 321a is an incision extending downward from the top end of the sealing part 321, and the opening 321a is a part of the sealing part 321 of the sealing part 321 Incision on the side edge.
  • the side surface of the pyramid is curved toward the central axis of the sealing portion 321, and the side surface of the pyramid is a curved surface or a flat surface.
  • the sealing portion 321 is a hollow cone; the sealing portion 321 is a revolving body; the opening 321 a is a cut extending downward from the top end of the sealing portion 321.
  • the openings 321a are cuts along the generatrix of the sealing portion 321, and the openings 321a are evenly distributed along the center axis of the sealing portion 321.
  • the generatrix of the sealing portion 321 is a curve or a straight line that is bent in the direction of the central axis of the sealing portion 321.
  • the interior of the cup body 1 is filled with paint.
  • the paint presses on the side surface of the sealing member 32 due to its own gravity, causing the sealing portion 321 to deform, and the bus bar (side) of the sealing portion 321 is further bent toward the central axis (inside) of the sealing portion 321, thereby causing All the openings 321a are closed (that is, the sealing parts 321 on both sides of the opening 321a are squeezed together to close the opening 321a) to prevent the paint from flowing out of the cup 1 through the sealing part 321 downward.
  • the paint in the cup 1 moves downward by gravity to leave the ventilation mechanism.
  • the opening 321a is pushed open (that is, the sealing portion 321 is elastically deformed by the force to make the opening 321a larger), so that the outside air can pass through the opening 321a .
  • the cup 1 After use is completed or when the remaining part of the cup 1 is painted, the cup 1 is turned upright, and the sealing portion 321 will be automatically closed by the gravity of the paint.
  • the principle is the same as when the cup 1 is filled with paint.
  • this embodiment provides a spray gun liquid storage cup, which includes a cup body 1 on which is provided to allow gas to pass through into the cup body 1 and not allow liquid in the cup body 1
  • the venting mechanism 3 passing in the reverse direction includes a sealing member 32 that opens the venting mechanism through a change in shape, and the sealing member 32 closes the venting mechanism through a change in shape.
  • the sealing member 32 is made of an elastic material, and a plurality of openings 321a that can be changed in size by elastic deformation are formed on the sealing member 32, and the sealing member 32 opens the venting mechanism by opening the opening 321a, The sealing member 32 closes the ventilation mechanism by closing the opening 321a.
  • the elastic material is: TPU, TPE, TPR, TPV, CPE, plastic, rubber.
  • the sealing member 32 includes a pointed sealing portion 321 protruding upward, and the opening 321 a is formed on the sealing portion 321.
  • the pointed shape means that the top end of the sealing portion 321 is gathered into a point or a line.
  • two sides of the sealing portion 321 are respectively formed with upward and inwardly extending side surfaces, and an opening 321a is formed at the intersection of the two side surfaces, and the opening 321a is a linear cut.
  • both side surfaces are flat surfaces or curved surfaces curved in the direction of the central axis of the sealing portion 321.
  • an upwardly extending vertical surface is formed above the two side surfaces, and the two vertical surfaces are in contact with each other, such as a duckbill valve shape, which increases the contact area of the sealing portions 321 on both sides of the opening 321a and enhances the sealing effect.
  • the interior of the cup body 1 is filled with paint.
  • the paint presses on the two side surfaces of the sealing member 32 due to its own gravity, causing the sealing portion 321 to deform, and the two side surfaces of the sealing portion 321 are further bent toward the central axis (inside) of the sealing portion 321, thereby
  • the opening 321a at the top end is closed (that is, the side surfaces on both sides of the opening 321a contact and squeeze together to close the opening 321a) to prevent the paint from flowing out of the cup 1 through the sealing portion 321 downward.
  • the paint in the cup 1 moves downward by gravity to leave the ventilation mechanism.
  • the opening 321a is pushed open (that is, the sealing part 321 is elastically deformed by the force to separate the two sides and the opening 321a becomes larger), so that the outside Gas can pass through the opening 321a.
  • the cup 1 After use is completed or when the remaining part of the cup 1 is painted, the cup 1 is turned upright, and the sealing portion 321 will be automatically closed by the gravity of the paint.
  • the principle is the same as when the cup 1 is filled with paint.
  • this embodiment is a further solution of the first embodiment or the second embodiment.
  • the ventilation mechanism 3 further includes a hollow housing 31, the sealing member 32 is in the housing 31 and is fixedly connected to the housing 31, and a shielding portion 312 is formed above the housing 31, and the shielding portion 312 is located at the opening.
  • Each opening 321a is shielded above the 321a, and the shielding portion 312 is formed with a through hole 31a.
  • the housing 31 is fixedly connected to the bottom surface 10 of the cup body 1, and the sealing member 32 is fixedly connected to the housing 31.
  • the paint Since there is no opening 321a under the through hole 31a, the paint will first contact the side surface of the sealing portion 321, bend the side surface inward, and close both sides of the opening 321a close to the opening 321a. Without the paint directly impacting the opening 321a, the opening 321a will not be opened by the impact, and the paint inside the cup body 1 will not flow out of the cup body 1 downward.
  • the shell 31 and its shielding portion 312 can block the stirring rod, avoid contact between the stirring rod and the sealing member 32, and force the opening 321a to open.
  • this embodiment is a further solution of the third embodiment.
  • the venting mechanism 3 further includes a hollow housing 31, the sealing member 32 is inside the housing 31, and the sealing member 32 further includes a fixing portion 322.
  • the sealing portion 321 and the fixing portion 322 are integrally formed.
  • the portion 322 is fixedly connected to the housing 31.
  • the shielding portion 312 is formed with a plurality of through holes 31a uniformly distributed along the center axis of the sealing portion 321, and a plurality of through holes 31a uniformly distributed along the center axis of the sealing portion 321 are formed under the housing 31.
  • a fixing hook 313, a flange is formed under the fixing portion 322, a number of fixing holes 322b are formed on the flange of the fixing portion 322, and each fixing hook 313 passes through a fixing hole 322b corresponding to the fixing portion 322 is fixedly connected to the housing 31, the fixing hook 313 corresponds to the fixing hole 322b one-to-one, and any fixing hook 313 is inserted into any fixing hole 322b so that the shielding portion 312 is located above the opening 321a and shields each opening 321a;
  • the line between the two pairs of opposed through holes 31 a is two vertical lines, and the shielding portion 312 is cross-shaped.
  • the line between the two pairs of opposite fixing hooks 313 is two vertical lines.
  • the sealing portion is the cone in the first embodiment
  • the number of the openings 321a is 4, forming a cross shape.
  • the shielding portion 312 shields the opening 321a. Since there are four fixing hooks 313 and fixing holes 322b and they are matched, the sealing member 32 has only four installation positions relative to the housing 31. Since the cross-shaped shielding portion 312 shields the sides of the sealing portion 321 in four directions, as long as the sealing member 32 is installed in one installation position relative to the housing 31 so that all openings 321a are all covered by the shielding portion 312, then in any other installation position At this time, all the openings 321a are blocked by the blocking portion 312. In this way, it can be installed directly without considering the position of the sealing member 32 relative to the housing 31, which saves installation time and avoids that the opening 321a caused by an incorrect angle is not blocked by the blocking portion 312.
  • the fixing hole 322b When the seal 32 is installed, the fixing hole 322b will first elastically deform and increase the area of the fixing hole 322b so as to pass through the enlarged part under the fixing hook 313. After passing through the enlarged part, the fixing hole 322b will shrink and rebound, and the area of the fixing hole 322b is smaller than that of the fixing hook. The area of the enlarged portion of 313 restricts the downward movement of the sealing member 32.
  • the radius of the circle enclosed by the outer edge of the opening 321a of the sealing member 32 in the first embodiment and the length of the opening 321a of the sealing member 32 in the second embodiment may be greater than or equal to a pair of two opposed through holes
  • the length of the connecting line between 31a, at this time, the shielding portion 312 still shields the opening 321a.
  • This solution can make the length of the opening 321a the longest in the limited cross-sectional area of the housing 1, and increase the air intake volume of the opening 321a per unit time.
  • this embodiment is a further solution of the third embodiment.
  • the radius of the circle enclosed by the outer edge of the opening 321a of the sealing member 32 in the first embodiment and the length of the opening 321a of the sealing member 32 in the second embodiment are smaller than the distance from any through hole 31a to the central axis of the sealing member 32.
  • the sealing member 32 rotates at any angle in the housing 32, and the shielding portion 312 will shield the opening 321a.
  • This solution does not need to consider the position of the sealing member 32 relative to the housing 31, and can be installed directly, which saves installation time and avoids that the opening 321a caused by the wrong angle is not blocked by the blocking portion 312.
  • This solution does not need to limit the seal 32 relative to the housing 31 in the circumferential direction, and the structure is simple.
  • Embodiment 6 is a diagrammatic representation of Embodiment 6
  • This embodiment is a further solution of the first embodiment or the second embodiment.
  • the sealing portion 321 of the sealing member 32 is directly fixed to the cup body 1, for example, the sealing portion 321 is bonded and fixed to the cup body 1.
  • This embodiment is a further solution of the first embodiment or the second embodiment.
  • the sealing member 32 further includes a fixing portion 322, and the sealing portion 321 and the fixing portion 322 are integrally formed.
  • the fixing part 322 of the sealing member 32 is directly fixed to the cup body 1, for example, the fixing part 322 is bonded to the cup body 1 or fixed by heat welding.
  • Embodiment 8 is a diagrammatic representation of Embodiment 8
  • this embodiment is a further solution of any one of Embodiment 1, Embodiment 2, Embodiment 3, or Embodiment 5.
  • the venting mechanism 3 further includes a housing 31 and a fixing member 33.
  • the fixing member 33 is formed with a second through hole 33a.
  • the fixing member 33 is fixedly connected to the housing 31 and compresses the fixing portion 322 of the sealing member 32. It is fixed in the housing 31.
  • the housing 31 and the cup body 1 are integrally formed.
  • the fixing portion 322 is a protruding portion of the sealing member 32.
  • the fixing portion 322 is formed with a flange.
  • the housing 31 is a hollow cylinder with an inner boss formed at one end.
  • the fixing member 33 is formed with a third connecting portion 331, and the housing 31 is formed with a first connecting portion 311.
  • the third connecting portion 331 is clamped and fixed to the first connecting portion 311.
  • the third connecting portion 331 and the first connecting portion 311 are protrusions and grooves.
  • the fixing member 33 is fixed to the housing 31 by bonding or welding.
  • this embodiment is a further solution of any one of the first embodiment, the second embodiment, the third embodiment, or the fifth embodiment.
  • the venting mechanism 3 further includes a housing 31, the housing 31 is fixedly connected to the bottom surface 10 of the cup body 1, and the fixing portion 322 of the sealing member 32 is in the housing 31 and is clamped and fixed to the housing 31.
  • the housing 31 and the cup body 1 are integrally formed.
  • the fixing portion 322 is formed with a second connecting portion 3221, and the housing 31 is formed with a first connecting portion 311.
  • the fixing portion 322 is squeezed to reduce the volume of the first through hole 322a, the fixing portion 322 is inserted into the housing 31, and the first connecting portion 311 is inserted into the second connecting portion 3221.
  • the fixing portion 322 After the fixing portion 322 is loosened, the fixing portion 322 returns to its original shape, and the first connecting portion 311 is inserted into the second connecting portion 3221 to fix the sealing member 32 and the housing 31.
  • the first connecting portion 311 and the second connecting portion 3221 are protrusions and grooves.
  • this embodiment is a further solution of any one of Embodiment 1 to Embodiment 9.
  • the spray gun liquid reservoir using the spray gun liquid storage cup of the above embodiment further includes a cup cover 2 which is detachably connected to the cup body 1, and the cup cover 2 is formed with a liquid channel 21 for fluid to pass through.
  • a supporting portion 11 is formed under the cup body 1 for making space for the housing 31.
  • the cup body 1 is a hard cup body, and the cup body 1 may be provided with a soft cup body, and the soft cup body and the cup cover 2 are detachably connected and sealed, and the venting mechanism plays a role of ventilating and does not contact the paint.
  • the cup body 1 When in use, the cup body 1 is filled with paint, and the cup cover 2 is fixed with the cup body 1 (it can be fixed by screw connection).
  • the spray gun is fixed on the liquid channel 21 of the cup cover 2 (it can be fixed by screw connection).
  • the paint presses on the side surface of the sealing member 32 due to its own gravity, causing the sealing portion 321 to deform, and the bus bar (side surface) of the sealing portion 321 is further bent toward the central axis of the sealing portion 321, thereby making all openings 321a is closed (that is, the sealing parts 321 on both sides of the opening 321a are squeezed together to close the sealing part 321) to prevent the paint from flowing out of the cup 1 through the sealing part 321 downward.
  • the liquid reservoir of the spray gun is turned upright, and the sealing part 321 will be automatically closed by the gravity of the paint.
  • the principle is the same as when the cup 1 is filled with paint.
  • Figures 7 to 9 show that the spray gun liquid reservoir is upright, and the spray gun liquid reservoir at the position of Figures 7 to 9 is rotated 180 degrees so that the liquid channel 21 is below and the cup 1 is above.
  • the shielding portion 312 has the following effects
  • the shell 31 and its shielding portion 312 can block the stirring rod, avoid contact between the stirring rod and the sealing member 32, and force the opening 321a to open.
  • the shielding portion 312 plays a role of shielding the paint for the opening 321a, that is, the paint first impacts and contacts the shielding portion 312, and then flows downward from the through hole 31a on the side of the shielding portion 312. Since there is no opening 321a under the through hole 31a, the paint will first contact the side surface of the sealing portion 321, bend the side surface inward, and close both sides of the opening 321a close to the opening 321a. Without the paint directly impacting the opening 321a, the opening 321a will not be opened by the impact, and the paint inside the cup body 1 will not flow out of the cup body 1 downward.
  • the present utility model is described above by way of examples, but the present utility model is not limited to the above-mentioned specific embodiments, and any changes or modifications made based on the utility model belong to the scope of protection claimed by the present utility model.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles (AREA)

Abstract

La divulgation concerne une coupelle de stockage de liquide d'un pistolet de pulvérisation, et un dispositif de stockage de liquide d'un pistolet de pulvérisation utilisant ladite coupelle. La coupelle de stockage de liquide du pistolet de pulvérisation comprend un corps de coupelle (1) ; le corps de coupelle (1) est muni d'un mécanisme de ventilation (3) permettant le passage de gaz dans une direction en avant afin d'entrer dans le corps de coupelle (1), et ne permettant pas le passage d'un liquide à l'intérieur du corps de coupelle (1) dans une direction inverse ; le mécanisme de ventilation (3) comprend un élément d'étanchéité (32) ; l'élément d'étanchéité (32), au moyen d'une modification de sa forme, ouvre le mécanisme de ventilation (3) ; et l'élément d'étanchéité (32), au moyen d'une modification de sa forme, ferme le mécanisme de ventilation (3). Selon la coupelle de stockage de liquide du pistolet de pulvérisation, une déformation élastique peut être produite conjointement avec la pression gravitationnelle ou d'air de la peinture, et l'élément d'étanchéité (32) est ainsi fermé ou ouvert automatiquement, le membre du personnel en service n'a pas besoin d'ouvrir ou de fermer manuellement le mécanisme de ventilation (3), et le problème selon lequel le membre du personnel en service doit ouvrir et fermer manuellement un couvercle (2) de la coupelle est ainsi résolu ; et le mécanisme de ventilation (3) du type à ouverture automatique résout le problème des fuites de peinture hors du mécanisme ou du craquage du corps de coupelle (1) en raison de l'oubli du membre du personnel en service de faire fonctionner le mécanisme de ventilation (3).
PCT/CN2021/079436 2020-04-22 2021-03-06 Coupelle de stockage de liquide de pistolet de pulvérisation, et dispositif de stockage de liquide de pistolet de pulvérisation utilisant ladite coupelle WO2021213020A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202020618499.3 2020-04-22
CN202020618499 2020-04-22
CN202021356317.6 2020-07-13
CN202021356317.6U CN212732648U (zh) 2020-04-22 2020-07-13 喷枪液体贮存杯及喷枪液体贮存器

Publications (1)

Publication Number Publication Date
WO2021213020A1 true WO2021213020A1 (fr) 2021-10-28

Family

ID=75021744

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/079436 WO2021213020A1 (fr) 2020-04-22 2021-03-06 Coupelle de stockage de liquide de pistolet de pulvérisation, et dispositif de stockage de liquide de pistolet de pulvérisation utilisant ladite coupelle

Country Status (2)

Country Link
CN (1) CN212732648U (fr)
WO (1) WO2021213020A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642259A (en) * 1947-10-25 1953-06-16 Manitowoc Shipbuilding Company Valve
CN1443580A (zh) * 2002-03-07 2003-09-24 榎本股份有限公司 医疗器材
CN101195113A (zh) * 2006-12-05 2008-06-11 萨塔有限及两合公司 用于涂料喷枪的流体储存器
CN102575784A (zh) * 2009-03-20 2012-07-11 埃克斯雷姆Ip控股有限责任公司 高压鸭嘴阀和插入件
CN107289156A (zh) * 2016-04-13 2017-10-24 洪铭德 具有防止负压回流装置
CN108745690A (zh) * 2018-08-25 2018-11-06 昆山左右顺塑料制品有限公司 一种多功能喷漆壶结构
CN111389609A (zh) * 2019-12-23 2020-07-10 青岛汉柏塑料科技有限公司 贮存器
CN212791489U (zh) * 2020-04-22 2021-03-26 青岛汉柏塑料科技有限公司 喷枪贮存器封盖及喷枪液体贮存器

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642259A (en) * 1947-10-25 1953-06-16 Manitowoc Shipbuilding Company Valve
CN1443580A (zh) * 2002-03-07 2003-09-24 榎本股份有限公司 医疗器材
CN101195113A (zh) * 2006-12-05 2008-06-11 萨塔有限及两合公司 用于涂料喷枪的流体储存器
CN102575784A (zh) * 2009-03-20 2012-07-11 埃克斯雷姆Ip控股有限责任公司 高压鸭嘴阀和插入件
CN107289156A (zh) * 2016-04-13 2017-10-24 洪铭德 具有防止负压回流装置
CN108745690A (zh) * 2018-08-25 2018-11-06 昆山左右顺塑料制品有限公司 一种多功能喷漆壶结构
CN111389609A (zh) * 2019-12-23 2020-07-10 青岛汉柏塑料科技有限公司 贮存器
CN212791489U (zh) * 2020-04-22 2021-03-26 青岛汉柏塑料科技有限公司 喷枪贮存器封盖及喷枪液体贮存器

Also Published As

Publication number Publication date
CN212732648U (zh) 2021-03-19

Similar Documents

Publication Publication Date Title
JP5992242B2 (ja) 注出キャップ及びそれを有する容器
CN209054200U (zh) 充气式波纹管
JP2008535651A (ja) 流体を容器から計量配分するための投与ヘッド
WO2023035890A1 (fr) Coupelle d'alimentation en fluide pour pistolet de pulvérisation de peinture
WO2021213020A1 (fr) Coupelle de stockage de liquide de pistolet de pulvérisation, et dispositif de stockage de liquide de pistolet de pulvérisation utilisant ladite coupelle
CN215390087U (zh) 一种防误操作的通气式流体供应杯
CN212791489U (zh) 喷枪贮存器封盖及喷枪液体贮存器
CN212856241U (zh) 贮存器
CN215795596U (zh) 精油装置
CN207497265U (zh) 无人机机载容器防外溅阀盖
JP2000142772A (ja) 液体用密閉容器の圧力逃し装置
JP3587610B2 (ja) フロートバルブ装置
CN213377304U (zh) 一种防泄漏通气机构及贮存器
CN211989339U (zh) 一种封盖结构及储液容器
CN213967228U (zh) 一种防漏通气机构及贮存器
CN211188450U (zh) 一种可转换的免水封体腔引流装置
CN213058285U (zh) 一种防漏贮存器
CN207777612U (zh) 一种密封圈和接水盘
CN219300024U (zh) 阀头、阀门装置
JP5937429B2 (ja) 燃料タンク用キャップの製造方法
CN213385589U (zh) 一种防泄漏贮存器
CN217401702U (zh) 一种排气阀
KR102573274B1 (ko) 튜브리스 토출 용기
CN206309670U (zh) 压力油箱加油口装置
CN212213552U (zh) 一种使用效果好的食品加工机

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21792096

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 21792096

Country of ref document: EP

Kind code of ref document: A1

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205 DATED 22.08.2023)

122 Ep: pct application non-entry in european phase

Ref document number: 21792096

Country of ref document: EP

Kind code of ref document: A1