JP2009057084A - Liquid jetting device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a liquid jetting device which can jet a mixture of separately stored two agents by simple operation, facilitates attachment of auxiliary containers, and enables opening of a lid at a smaller rotation angle. <P>SOLUTION: The liquid jetting device includes a container A containing a first agent, the auxiliary container B which is fitted rotatably on the upper part of the interior of the container A and contains a second agent, and a press-head dispenser D which is fixed to a fitting cap C fitted rotatably on the container A and sucks up a liquid in the container A to jet the liquid out of a jet nozzle. The container A is composed of a trunk making-up portion A<SB>1</SB>, and a mouth making-up portion A<SB>2</SB>. The auxiliary container B fitted with a rockable rocking engaging plate 25 extending down on the outer surface of the auxiliary container B can be pressure fitted from below into the fitting cap C, to which the mouth making-up portion A2 is fitted. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a liquid ejector, and more particularly, to a liquid ejector capable of mixing and ejecting two separately accommodated agents by a simple operation during use.

  A two-component mixing container with a pump has been proposed in which two components such as liquid and powder are stored separately, mixed by a simple operation at the time of use, and dispensed with a provided pump. . (For example, see Patent Document 1)

This two-component mixing container has a container body that has an upper end opening and forms a main chamber for storing the contents therein, and the contents in the main chamber are sucked, pressurized and pumped through the nozzle head outlet. A pump that discharges objects to the outside, and the outer wall of the pump and the inner wall of the intermediate cylinder are detachably fitted and held, and a subchamber is formed inside to accommodate other contents. It is constituted by the inside plug to do. In the sub chamber, a sleeve having the same axis as that of the rotating cover body and having the inner plug pressed from the inside of the sub chamber to drop the inner plug into the main chamber is disposed. The at least one slit that rotates in synchronization with the rotation of the rotating cover body and allows sliding along the axis is provided, and the sleeve is moved up and down by the rotation of the rotating cover body.
JP 2007-91286 A

  The above two-component mixing container can press the inner plug by sliding the sleeve in the sub chamber along the narrow groove or the long hole by the rotation of the rotating cover body. In operation, the other contents in the sub chamber are dropped into the main chamber together with the inner plug, and the contents are excellently mixed.

  The present invention has such excellent effects, the assembly operation of the auxiliary container body is easy, and the push-down head is prevented from being pushed down before becoming a mixed liquid, so that only the first agent in the container body is cylinderized. The present invention proposes a liquid jetting device for mixing two agents that can surely prevent inconveniences such as sucking in, and that can release the depressing prevention means of the depressing head during a series of opening operations.

The first means is configured as follows. That is, the container body A for accommodating the first agent, containing a second agent, with pivotally mounted to the container body A in the container body A top annular and a bottom lid B ₂ Auxiliary container body B, mounting cap C that is rotatably mounted on container body A, and fixed to mounting cap C to be mounted on container body A, while sucking up the liquid in container body A and ejecting press head 64 and a dispenser D of pressing head expression was as configured for ejecting from the outlet, a liquid ejector with a lid opening means to remove the bottom lid B ₂ by relative rotation of the mounting cap C with respect to the container body a, the container the body a, a body forming portion a ₁ of bottomed cylinder, constituted by the mouth forming portion a ₂ which is fitted into the upper end of the barrel portion constituent portion a _1, swingably oscillating engagement to the outer surface the auxiliary container body B that vertically plywood 25, pressing the fitting can be configured from below of the mounting cap C which fitted mouth forming portion a ₂ did.

The second means is configured as follows. That is, in the first means, the opening means is provided with a protrusion 35 protruding from the bottom cover B ₂ on either side of the mouth component A ₂ or the auxiliary container body B. As the auxiliary container body B is rotated by rotating the mounting cap C, the projection 35 is spirally guided by the combined guide structure of the spiral inclined surface s and the vertical guide groove 13 provided on the other side. It is configured such that the auxiliary container body B is pressed downward by the inclined surface s so as to open the lid, and the engagement protrusion 46 of the mounting cap C presses the locking protrusion 27 provided on the auxiliary container body B. Thus, the auxiliary container body B is configured to rotate.

The third means was configured as follows. That is, in the first means, the mouth part A ₂ is rotatably attached to the body part A ₁ , and the opening means protrudes laterally from the bottom cover B _2. The projection 35 provided is guided by a combined guide structure of a helically inclined surface s provided on one of the mouth part A ₂ and the auxiliary container body B and a vertical guide groove 13 provided on the other, As the auxiliary container body B is rotated by rotating the mounting cap C and the mouth portion constituting part A ₂ in the opposite directions, the projection 35 is lowered downward with respect to the auxiliary container body B by the spiral inclined surface s. The engaging protrusion 27 provided on the auxiliary container body B is configured to rotate the auxiliary container body B when the engaging protrusion 46 of the mounting cap C is pressed.

The fourth means is configured as follows. That is, in any one of the first to third means, a pressing prevention means for preventing the pressing head 64 from being pushed down is provided, and the pressing prevention means is provided on the auxiliary container body B. It comprises a stop surface f ₁ and an engagement surface f ₂ of the pressing head 64 that contacts the locking surface f ₁ through the window 48 of the mounting cap C.

The fifth means is configured as follows. That is, in the fourth means, the engaging protrusion 27 provided on the auxiliary container body B is configured to rotate the auxiliary container body B when the engaging protrusion 46 of the mounting cap C is pressed. At the same time, the locking projection 27 and the engagement protrusion 46 are arranged with a separation distance from which the engagement surface f ₂ is disengaged from the locking surface f ₁ .

  The liquid ejector of the present invention can mix the two agents by a simple operation of rotating the mounting cap C with respect to the container body A, and easily assembles the auxiliary container body B containing the second agent. There are advantages that can be made.

The opening means is provided on the other side with a spiral inclined surface s provided on one of the mouth component A ₂ and the auxiliary container body B, and a projection 35 projecting laterally from the bottom lid B _2. As the auxiliary container body B is rotated by rotating the mounting cap C while being guided by the combined guide structure with the vertical guide groove 13, the projection 35 is directed to the auxiliary container body B by the spiral inclined surface s. It is configured so that the lid is opened by being pressed downward, and the locking protrusion 27 provided on the auxiliary container body B is rotated by the engagement protrusion 46 of the mounting cap C so that the auxiliary container body B is rotated. when configured, the depression of the bottom lid B ₂ evenly performed can prevent a disadvantage such that rotational operation of mounting the cap C is heavier, because that allows transmission of reasonable force of each part, the bottom lid B ₂ is characterized in that the be given sufficient airtightness with great fitting width body B ₁ easily deviates in a series of simple operations.

The mouth component A ₂ is rotatably attached to the body component A ₁ , and the projection 35 is provided with a protrusion 35 projecting laterally from the bottom lid B _{2. 2} and the auxiliary container body B are guided by a combined guide structure of a spiral inclined surface s provided on one side and a vertical guide groove 13 provided on the other side, and the mounting cap C and the mouth part component A ₂ are moved. As the auxiliary container body B is rotated in opposite directions, the projection 35 is pressed downward against the auxiliary container body B by the spiral inclined surface s so as to open the cover. When the engaging protrusion 27 provided on the container body B is configured to rotate the auxiliary container body B when the engaging protrusion 46 of the mounting cap C is pressed, the lid is further easily opened.

The depression preventing means for preventing depression of the pressing head 64 is provided, pressing under prevention means includes a locking surface f ₁ provided in the auxiliary container body on B, through the window 48 of the mounting cap C to the locking surface f ₁ those when configured in contact and engagement surface f ₂ of pressing heads 64, first agent only without firstlings danger when sucked up into the cylinder D ₁ of the dispenser D in the container body a, an object Te The liquid mixture can be reliably ejected.

The engaging protrusion 27 provided on the auxiliary container body B is configured to rotate the auxiliary container body B when the engaging protrusion 46 of the mounting cap C is pressed, and is engaged with the engaging protrusion 27. and projections 46, when arranged with a distance to the locking surface f engagement face f ₂ from the upper ₁ is out is mistreated for enabling the release of the depression preventing means pressing head 64 in a series of opening operations There is no fear and it is extremely convenient.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 shows an example of a liquid ejector according to the present invention, in which 1 denotes a liquid ejector. The liquid ejector 1 includes a container body A, an auxiliary container body B, a mounting cap C, a dispenser D, and an overcap E.

The container body A has a bottomed cylindrical shape with an open upper end, and defines a first agent storage chamber R ₁ for storing the first agent therein, and includes a body part A ₁ and a mouth part. It consists of A ₂ and The first agent storage chamber R ₁ containing a first agent in the liquid. The trunk portion constituting portion A ₁ is configured such that the peripheral wall 3 is erected from the peripheral edge portion of the bottom wall 2, and the outer periphery of the upper end portion of the peripheral wall 3 is formed in a small diameter.

Mouth forming portion A ₂ is mounted so as to be rotatable with respect to the barrel component A _1, the small diameter portion an outer periphery of barrel portion constituent portion A _1, the escape upward through the concavo-convex engaging section Cylindrical tube wall portion that has a cylindrical fitting tube 10 that is prevented and fitted, and that extends in the vertical direction of the inner periphery via a flange 11 that extends inward from the upper end edge of the fitting tube 10 12 is extended. The inner periphery of the cylinder wall 12 at the lower position of the flange 11 is fitted to the upper end of the inner periphery of the peripheral wall 3 of the body part A _{1 so} that liquid-tight sliding is possible, and the position opposite the lower end of the cylinder wall 12 A pair of vertical guide grooves 13 are provided vertically. Further, the inner periphery of the upper end portion of the cylindrical wall portion 12 constitutes a large inner diameter portion via an upward stepped portion 14. In this example, a container body having a bottomed cylindrical shape with an upper end opening is adopted, but a container body in which the bottom wall rises with a decrease in the stored liquid may be adopted, or You may employ | adopt the container body of a two-layer structure from which a trunk | drum can peel, ie, what is called a delami type container body.

The auxiliary container body B includes a main body B ₁ and a bottom lid B ₂ , and the main body B ₁ connects the upper ends of the inner peripheral wall 20 and the outer peripheral wall 21 with a donut plate-shaped top wall 22 and opens the lower end. It has a ring shape. Further, a pair of semicircular arc-shaped walls 23 are provided on the lower surface of the outer peripheral wall 21 so that the lower surface of each arc-shaped wall 23 is configured as a spiral inclined surface s. A rocking engagement plate 25 is vertically suspended so as to be able to rock inward and outward through a protrusion 24 that protrudes outward from the upper outer surface of the outer peripheral wall 21. The outer surface lower portion of the swing engaging plate 25 projecting from the fitting projections 26, also projecting a pair of locking projections 27 on the outer peripheral wall side opposite the position of the body B ₁ top.

Bottom lid B ₂ is formed into a lower end opening of the annular connecting the inner cylindrical portion 30 and the outer cylinder portion 31 in a donut shaped top plate portion 32. An inner flange 33 and an outer flange 34 project inward and outward from the lower end edges of the inner cylinder portion 30 and the outer cylinder portion 31, respectively, and a pair of projections 35 project at opposite positions of the outer surface of the outer flange 34. ing. Then, the auxiliary cylinder body B is formed by liquid-tightly fitting the inner cylinder portion 30 to the inner surface of the inner peripheral wall 20 and the outer cylinder portion 31 to the inner surface of the outer peripheral wall 21 of the main body, and the second agent is accommodated therein. defining a two agent accommodating chamber R _2. The second containing chamber R in ₂ housing a second agent such as a powder or liquid. The auxiliary container body B configured as described above allows the tips of the projections 35 to be fitted into the vertical guide grooves 13, and the fitting projections 26 of the swinging engagement plate 25 to be connected to the upward step portion 14 and a mounting cap described later. It is fitted to an annular groove formed of a seal cylinder and is rotatably attached to the container body A.

  The mounting cap C has an inner half raised from the upper end edge of the peripheral wall 40 via a hanging wall 41a, and a top plate 41 having a window hole opened at the center, and the top plate 41 at the periphery of the window hole is provided on the top plate 41. A guide tube 42 extending vertically is provided. Further, a seal cylinder 43 is suspended from the outer peripheral edge of the back surface of the top plate 41, a fixed cylinder 44 is suspended from the inner peripheral edge, and a hollow cylinder 45 for mounting the overcap E from the outer edge of the raised portion. Is standing. Further, a pair of engaging projections 46 are provided to project at predetermined positions on the back surface of the top plate 41 facing each other in the center in the inner and outer directions.

Then, the inner peripheral surface of the peripheral wall 40 is fitted on the outer peripheral upper portion of the cylindrical wall portion 12 so as to be pivotable while preventing upward slipping through the concave and convex engaging means, and the seal cylinder 43 is fitted to the inner peripheral surface of the container body A. It is liquid-tight and pivotably fitted to the inner peripheral upper end of the cylindrical wall portion 12 of the mouth portion constituting part A ₂ that is the upper end to achieve liquid-tightness in this part, and is rotated with respect to the container body A. Wearing is possible.

The dispenser D includes a cylinder D ₁ and a vertical movement member D _{2. The} cylinder D ₁ is fixed at the upper end between the guide cylinder 42 and the fixed cylinder 44 and is positioned at the lower end at the center of the auxiliary container body B. Is suspended. Comprising a suction valve 50 in the lower cylinder D _1, the upper end of the pipe 51 wicking into the cylinder D ₁ the lower end of the lower suction valve 50 is fitted to and suspended to the lower end of the lower end in the container body A Yes.

The vertically moving member D ₂ is configured such that the inner peripheral edge of the annular piston 60 slidably fitted in the cylinder D ₁ is fitted to the bottom outer periphery of the bottomed stem 61 so as to allow a small vertical movement. A discharge valve 63 is constituted by a flange-like projection 62 and an annular piston 60 that project from the outer periphery of 61. A pressing head 64 is fitted on the upper end of the stem 61. The pressing head 64 has a vertical cylinder 65 fitted to the upper periphery of the stem 61 suspended from the back surface of the top wall 66, a peripheral wall 67 is suspended from the peripheral edge of the top wall 66, and is attached to the front upper end of the vertical cylinder 65. A nozzle 68 having a base end opened through the peripheral wall 67 and protrudes forward. Vertically movable member D ₂ is then urged upward at all times by the coil spring 69 is interposed between the mounting cap top plate 41.

Liquid ejector configured as described above, after fitting the mouth forming portion A ₂ in the mounting cap C, can be fitted pressing from below the projection 35 is fitted to the vertical guide groove 13. At that time, the swinging engagement plate 25 is elastically deformed inward until the fitting projection 26 reaches the annular recess on the upward stepped portion 14, and automatically when the fitting projection 26 is fitted into the annular recess. Return to the original state.

Moreover, the case where a liquid ejector is used is demonstrated. In the state shown in FIG. 1, the bottom cover B ₂ of the auxiliary container body B hermetically seals the lower end opening of the main body B ₁ . Counterclockwise mounting cap C from this state, the fitting tube 10 of the mouth forming portion A ₂ clockwise, is rotated each engaging projection 46 presses the engagement projection 27 auxiliary container body B rotates together with the mounting cap C. At this time, the projection 35 is locked in the vertical guide groove 13 so that the bottom lid B ₂ does not rotate relative to the mounting cap C, and the projection 35 is pressed downward by the spiral inclined surface s of the rotating body B _1. Is done. Accordingly, the bottom lid B ₂ of the auxiliary container body B is pressed by the spiral inclined surface s and starts to descend with respect to the main body B ₁ . When the mounting cap C is rotated about 160 ° with respect to the container body A, the bottom cover B ₂ is completely removed from the main body B ₁ and falls into the container body A, and the _second cap in the second agent storage chamber R ₂ . The agent falls into the first agent in the container A and the two agents are mixed.

Then, after the mixture was allowed to move up and down the pressing head 64 was sucked up into the cylinder D _1, ejected from ejection ports of the pressing head 64. Note that the rotation width of the mounting cap C when the mounting cap C is rotated to drop the bottom lid B ₂ is provided, for example, with a mark composed of characters, symbols, etc. on the container body A and the mounting cap C, respectively. This makes it clearer.

FIG. 3 shows another example. In the example of FIG. 1, a pair of convex portions 28 project from the upper surface of the upper surface of the main body B ₁ of the auxiliary container body B at the position facing the inner peripheral wall. It is configured as a locking surface f _1. A pair of concave grooves 47 are formed at predetermined positions on the inner surface of the cylindrical portion 45 of the mounting cap C, and a pair of windows 48 are formed in the top plate 41 below the concave grooves 47. Further, a pair from the lower edge of the peripheral wall 67 of the pressing head 64 to the engaging projection 70 is vertically provided in the window 48, Kakukakarigototsu portion 70 engaging surface f abuts the lower surface to each locking surface f ₁ of _It is configured as ₂ . The other configuration is the same as that of the example of FIG.

In the case of using the liquid ejector of the present example, since each engaging surface f ₂ is positioned above each locking surface f ₁ before use, the overcap E is removed and the pressing head 64 is removed. Even if it is going to be pushed down, each engaging surface abuts on each locking surface f ₁ and the pressing head 64 cannot be pushed down, so that the liquid in the container A is not sucked into the cylinder D ₁ . At this time, even if there is a slight gap between the engaging surface f ₁ and the engaging surface f ₂ , the vertical movement member D ₂ is not pushed down until the pump functions.

In this state, as shown in FIG. 4 (a), the locking projection 27 of the auxiliary container body B and the engagement projection 46 of the mounting cap C are located at a predetermined interval. As shown in FIG. 5A, the bottom cover B ₂ of the auxiliary container body B hermetically seals the lower end opening of the main body B ₁ . From this state, the mounting cap C is rotated counterclockwise, and the fitting tube 10 of the mouth portion constituting portion A ₂ is rotated clockwise until the locking projection 27 abuts on the engagement projection 46. Then, as shown in FIG. 4 (b), the engaging convex portion 70 of the pressing head 64 also rotates simultaneously and shifts from above the convex portion 28. At this time, the bottom cover B ₂ of the auxiliary container body B maintains the same state as that in FIG.

Next, when the mounting cap C and the fitting cylinder 10 are further rotated, the engaging projection 46 presses the locking projection 27 and the auxiliary container body B rotates together with the mounting cap C. At this time, the protrusion 35 is locked in the vertical guide groove 13 so that the bottom cover B ₂ does not rotate, and the protrusion 35 is pressed downward by the spiral inclined surface s of the rotating main body B ₁ . Accordingly, the bottom lid B ₂ of the auxiliary container body B starts to descend with respect to the main body B ₁ by being pressed by the spiral inclined surface s, as shown in FIG. 5 (b). When the mounting cap C is rotated about 160 ° relative to the container body A as shown in FIG. 4 (c), the bottom lid B ₂ is completely removed from the main body B _{1 as} shown in FIG. 5 (c). fall into the a, 2 agent second agent in the second agent in the accommodation chamber R ₂ is dropped into the first agent in the container body a are mixed.

It is a half sectional view of a liquid ejector. Example 1 It is a perspective view of the main body of an auxiliary container body. Example 1 It is a half sectional view of a liquid ejector. (Example 2) It is explanatory drawing explaining the effect | action of a liquid ejector. (Example 2) It is explanatory drawing explaining the effect | action of a liquid ejector. (Example 2)

Explanation of symbols

1 ... Liquid ejector A ... Container body
A ₁ ... trunk part 2 ... bottom wall, 3 ... peripheral wall
A ₂ ... Mouth component
10 ... Fitting cylinder, 11 ... Flange, 12 ... Cylinder wall part, 13 ... Vertical guide groove, 14 ... Upward stepped part B ... Auxiliary container body
B ₁ … Body
20 ... Inner peripheral wall, 21 ... Outer peripheral wall, 22 ... Top wall, 23 ... Arc wall, 24 ... Projection, 25 ... Swing engagement plate, 26 ... Fitting projection, 27 ... Locking projection, 28 ... Projection , S ... spiral inclined surface, f ₁ ... locking surface
B ₂ … Bottom lid
30 ... Inner cylinder part, 31 ... Outer cylinder part, 32 ... Top plate part, 33 ... Inner flange, 34 ... Outer flange,
35 ... projection, R ₂ ... second agent storage chamber C ... mounting cap
40 ... peripheral wall, 41 ... top plate, 41a ... vertical wall, 42 ... guide groove, 43 ... seal tube, 44 ... fixed tube,
45 ... Cylinder, 46 ... engagement projection, 47 ... concave groove, 48 ... window D ... dispenser
D ₁ ... Cylinder
50 ... Suction valve, 51 ... Suction pipe
D ₂ ... Vertical movement member
60 ... annular piston, 61 ... stem, 62 ... flange projection, 63 ... discharge valve,
64 ... pressing head, 65 ... vertical cylinder, 66 ... top wall, 67 ... peripheral wall, 68 ... nozzle,
69 ... Coil spring, 70 ... Engagement convex part, f ₂ ... Engagement surface,
E ... Overcap

Claims (5)

An annular auxiliary container containing a first agent and a container A and a second agent, mounted on the upper part of the container A so as to be rotatable with respect to the container A, and having a bottom lid B ₂ A body B, a mounting cap C that is rotatably mounted on the container body A, and a mounting cap C that is fixed to the mounting cap C and mounted on the container body A, and the liquid in the container body A is sucked up from the outlet of the pressing head 64 and a dispenser D of pressing head expression was as configured for ejecting, a liquid ejector with a lid opening means to remove the bottom lid B ₂ by relative rotation of the mounting cap C with respect to the container body a, the container body a Is composed of a bottomed cylindrical body part A ₁ and a mouth part part A ₂ fitted to the upper end of the body part A ₁ , and the swing engagement plate 25 is swingable on the outer surface. The auxiliary container body B, which is suspended, is configured so that it can be press-fitted from below the mounting cap C to which the mouth portion component A ₂ is fitted. Liquid ejector characterized by. The opening means is provided on the other side with a spiral inclined surface s provided on one of the mouth component A ₂ and the auxiliary container body B, and a projection 35 projecting laterally from the bottom lid B _2. As the auxiliary container body B is rotated by rotating the mounting cap C while being guided by the combined guide structure with the vertical guide groove 13, the projection 35 is directed to the auxiliary container body B by the spiral inclined surface s. It is configured so that the lid is opened by being pressed downward, and the locking protrusion 27 provided on the auxiliary container body B is rotated by the engagement protrusion 46 of the mounting cap C so that the auxiliary container body B is rotated. The liquid ejector according to claim 1 configured. The mouth component A ₂ is rotatably attached to the body component A ₁ , and the projection 35 is provided with a protrusion 35 projecting laterally from the bottom lid B _{2. 2} and the auxiliary container body B are guided by a combined guide structure of a spiral inclined surface s provided on one side and a vertical guide groove 13 provided on the other side, and the mounting cap C and the mouth part component A ₂ are moved. As the auxiliary container body B is rotated in opposite directions, the projection 35 is pressed downward against the auxiliary container body B by the spiral inclined surface s so as to open the cover. The liquid ejector according to claim 1, wherein the locking protrusion provided on the container body B is configured to rotate the auxiliary container body B when the engagement protrusion 46 of the mounting cap C is pressed. The depression preventing means for preventing depression of the pressing head 64 is provided, pressing under prevention means includes a locking surface f ₁ provided in the auxiliary container body on B, through the window 48 of the mounting cap C to the locking surface f ₁ liquid sprayer according to any one of claims 1 to 3 is constituted by the engagement surface f ₂ pressing head 64 abutting Te. The engaging protrusion 27 provided on the auxiliary container body B is configured to rotate the auxiliary container body B when the engaging protrusion 46 of the mounting cap C is pressed, and is engaged with the engaging protrusion 27. The liquid ejector according to claim 4, wherein the protrusions 46 are arranged at a separation distance from which the engaging surface f ₂ is disengaged from the locking surface f ₁ .

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