JP5219088B2 - Two-chamber container mixing device - Google Patents

Description

  The present invention relates to a mixing device for a two-chamber container.

  2. Description of the Related Art An injection device having a container for an injection solution component configured so that components of the injection solution are kept in an isolated state and can be mixed and dissolved together by an external action has been proposed. . (For example, see Patent Document 1)

  The container is sealed with a membrane through which the front end portion can penetrate, and the solid component of the injection solution is stored in a space between the membrane that can penetrate and the front movable wall member, and the front movable wall member and the rear movable wall member The liquid component of the injection solution is accommodated in the space between and the liquid component flows over the front movable wall member when the rear movable wall member is moved together with the liquid and the front movable wall member on the tubular wall. And a communication passage for mixing with the solid component.

  In addition, the injection device includes holder means that can fix the container therein so that the components of the injection solution are mixed together. This holder means is composed of two tubular members, a tubular member provided in a double cylinder shape on the outer periphery of the container, and a tubular member in which the outer periphery of the tip is screwed to the inner periphery of the tubular member. When the container is screwed, the rear movable wall member at the rear of the container is moved forward together with the liquid and the front movable wall member, so that the liquid flows into the solid component space through the communication passage, thereby causing the liquid to flow into the solid component. And a pressing mechanism that adjusts the solution by mixing with.

Japanese Patent Publication No.06-61361

  The above apparatus is excellent in that the components can be mixed very quietly and safely. However, since the holder means and the pressing mechanism are integrated with the container, each of these structures is provided for the container. It has to be complicated, complicated and uneconomical.

  In the present invention, as in the above-described conventional example, the first movable wall includes a first storage chamber defined by the first movable wall and the second movable wall, and a second storage chamber defined above the second movable wall. For a two-chamber container in which a communication recess is formed in the periphery of the second storage chamber through the outer periphery of the second movable wall when the second storage wall is pushed, Proposed is a mixing apparatus that can be mounted and mixed, and can be easily detached after mixing and used as a container containing a mixture.

The first means is configured as follows. That is, the first movable wall A ₆ and the second movable wall A ₇ define the first storage chamber R ₁ , and the second movable chamber A ₂ is partitioned above the second movable wall A _{7. 2 is formed in the} inner periphery of the second storage chamber R ₂ with the communication recess 13 communicating with the inside of the first storage chamber R ₁ and the second storage chamber R ₂ through the outer periphery of the second movable wall A ₇ when the ₆ is pushed. A two-chamber container mixing device that detachably mounts and mixes the chamber container A, and is rotatably mounted on the pedestal B ₁ so that the two-chamber container A with at least the upper end protruding can be detached. In addition, a cylindrical base B _{2 that} is locked and fitted to the upper portion to prevent upward slipping, a press cylinder B ₃ that is mounted on the base B _{1 so as} to be prevented from rotating and vertically movable, The screw member B ₄ provided with a thread piece 83 on the upper end portion of the support rod 81 standing upright so that it can be elastically tilted in the direction, and the screw member by being pushed down against the upward bias by the two-chamber container A attached B ₄ is inwardly tilted so that the thread piece 83 of the screw member B ₄ is screwed into the thread 75 of the press cylinder B ₃ , and the rotation of the cylindrical base B ₂ is transmitted to the screw member B _4. The member B ₅ is provided, and the first movable wall A ₆ is pushed up by the tip of the pressing cylinder B _{3 that is} raised by relative rotation between the pedestal B ₁ and the cylindrical base B _2, and the two agents in each storage chamber are mixed. did.

The second means is configured as follows. That is, the first movable wall A ₆ and the second movable wall A ₇ define the first storage chamber R ₁ , and the second movable chamber A ₂ is partitioned above the second movable wall A _{7. 2 is formed in the} inner periphery of the second storage chamber R ₂ with the communication recess 13 communicating with the inside of the first storage chamber R ₁ and the second storage chamber R ₂ through the outer periphery of the second movable wall A ₇ when the ₆ is pushed. a mixing device for a secondary chamber container mixing chamber vessel a detachably mounted to a pedestal B ₁ standing upright supporting rods 50 to the upper surface center, with rotatably standing on the pedestal B _1, at least the upper end A cylindrical base body B ₂ that is fitted to the upper portion of the two-chamber container A that protrudes from the upper portion of the two-chamber container A so that it can be detached and prevented from coming out upward, and the support rod 50 on the outer periphery of the support rod 50 It is fitted in such a way as to be able to move up and down while preventing rotation, with a pressing cylinder B ₃ having a thread 75 on the outer periphery, and an annular mounting substrate 80 fitted with a lower end rotatably on the base B _{1 in the} circumferential direction, etc. while In conjunction with standing a plurality of support rods 81, a screw member B ₄ having a threaded piece 83 to the distal end inside the elastic tilting capable respective support rods 81 to the center side, the two-chamber container A mounted The screw member B ₄ is pressed and tilted inward by being pushed down against the upward bias, and the screw piece 83 of the screw member B ₄ is screwed into the screw thread 75 of the pressing tube B ₃ , and the cylindrical shape and a linkage member B ₅ for transmitting the rotation of the substrate B ₂ to the threaded member B _4, pedestal B ₁ and the tubular base body B by the tip of the pressing tube B ₃ to rise by a relative rotation between the ₂ first movable wall a ₆ The two components in each storage chamber are mixed by pushing up.

The third means was configured as follows. In other words, in the second means, the linking member B ₅ causes the taper cylindrical pressing portion 95 to be moved from the upper end of the cylindrical portion 90 rotatably attached to the inner peripheral lower portion of the cylindrical base B _2. The screw member B ₄ is erected and has a thread projection 82 that forms an inclined surface 84 whose upper surface is outwardly protruded from the upper end of each support rod 81, and the inner surface of the thread projection 82. The taper piece 83 is formed on the taper 83, and when the two-chamber container A is mounted, the taper surface 96 on the inner surface of the pressing portion 95 presses the inclined surface 84 to tilt each support rod 81 inward.

The fourth means is configured as follows. That is, in any one of the second means and the third means, the cylindrical base B ₂ protrudes from the inner surface of the locking cylinder 52 erected on the periphery of the upper surface of the base B _1. The ridge 51 is moved over and engaged with the engagement ridge 62 projecting from the lower end of the outer periphery to prevent upward slipping, and is projected on the upper surface of the support cylinder 53 of the base B ₁ and on the inner surface of the lower peripheral wall 60. the lower surface of the longitudinal ribs 61 is placed, and rotatably connected to the lower end of the tubular support B ₂ on the pedestal B ₁ Te following.

The fifth means is configured as follows. That is, in any one of the second means to the fourth means, the engaging protrusion 14 projecting from the upper end of the upper peripheral wall portion 70 of the cylindrical base B _{2 to} the lower outer periphery of the two-chamber container A. Is provided in the upper peripheral wall portion 70, and the engaging protrusion 14 inserted from the upper end of the insertion passage 71 is provided above the two-chamber container A. The two-chamber container A is configured to be able to be detached by being locked to the downward stepped portion 73 in order to prevent it from slipping out and rotating the engaging protrusion 14 to the insertion passage 71 position by relative rotation with respect to the upper peripheral wall portion 70. .

According to the present invention, when the two-chamber container A is used, the two-chamber container A can be attached by a simple operation, and the two agents can be mixed by a simple operation. Therefore, since the mixed two-chamber container A can be used by using one discharge device, the structure of the discharge device can be simplified as much as possible to reduce the manufacturing cost and the raw material cost as much as possible. Further, since the thread piece 83 is automatically screwed with the thread 75 when the two-chamber container A is attached, the durability can be improved without applying unnecessary force to the screw member B ₄ at all times. . Furthermore, threaded piece 83 automatically releases the threaded engagement when removed after mixing the two-chamber container A, with it, to descend the pressing cylinder B ₃ also automatically original state, the following There is an advantage that the two-chamber container A can be automatically prepared for mounting.

The linking member B ₅ is provided with a taper cylindrical pressing portion 95 erected from the upper end of the cylindrical portion 90 rotatably attached to the inner peripheral lower portion of the cylindrical base B ₂ , and the screw member B ₄ However, the protrusion 82 for the screw forming the inclined surface 84 whose upper surface goes outward is protruded from the upper end of each support rod 81, and the screw piece 83 is formed on the inner surface of the protrusion 82 for the screw, When the taper surface 96 on the inner surface of the pressing portion 95 presses the inclined surface 84 when the two-chamber container A is mounted, and each support rod 81 is tilted inward, the screw by mounting the two-chamber container A is screwed. There is an advantage that the strip 83 and the thread 75 can be smoothly screwed together.

The cylindrical base B ₂ is engaged with the engaging ridge 51 projecting from the lower end of the outer periphery to the engaging ridge 51 projecting from the inner surface of the retaining cylinder 52 standing on the periphery of the upper surface of the base B _1. preventing escape upward and, on the upper surface of the support tube 53 of the base B _1, placing a lower surface of the longitudinal ribs 61 projecting from the lower peripheral wall portion 60 the inner surface, the tubular support on a base B ₁ Te than When the lower end of B ₂ is rotatably connected, it is very easy to assemble the base B ₁ and the cylindrical base B ₂ with the pressing cylinder B ₃ , screw member B ₄ , and linkage member B ₅ inside. It can be done.

An insertion passage 71 through which the engagement protrusion 14 projecting from the lower outer periphery of the two-chamber container A can be inserted from the upper end of the upper peripheral wall portion 70 of the cylindrical base B ₂ is provided, and a downward stepped portion 73 continuous with the insertion passage 71 is provided. The engaging protrusion 14 inserted from the upper end of the insertion passage 71 is engaged with the downward stepped portion 73 to prevent the two-chamber container A from coming out upward, and the upper peripheral wall portion 70 is attached to the upper peripheral wall portion 70. When the two-chamber container A is configured to be detachable by rotating the engaging protrusion 14 to the position of the insertion passage 71 by relative rotation, the two-chamber container A can be easily detached and attached.

It is a half sectional view of a mixing device equipped with a two-chamber container. Example 1 It is a cross-sectional view of a lower peripheral wall portion. Example 1 It is a half cross-sectional view of the mixing apparatus after mixing contents equipped with a two-chamber container. Example 1 It is a half sectional view of a mixing device in the state where a two-chamber container was removed. Example 1 It is a half cross-sectional view of the mixing apparatus when the two-chamber container is mounted. Example 1

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

  In FIG. 1, A indicates a two-chamber container, and B indicates a mixing device for the two-chamber container A.

Two-chamber container A comprises a body portion A _1, and inside plug A _2, and the fixed frame A _3, the needle mounting member A _4, the cap A _5, a first movable wall A _6, the second movable wall A ₇ And.

The main body portion A ₁ is the inner circumferential wall 10 cylindrical, and a cylindrical outer peripheral wall 11, and fitted integrally connected by a connecting tube member 12 which is fitted to the lower end. In addition, a communication recess 13 is formed at a predetermined position in the middle portion of the inner peripheral wall 10 in the vertical direction so that the predetermined vertical width is recessed outward (inflated), and the upper end of the inner peripheral wall 10 is reduced in diameter. The reduced diameter portion 10a is formed. In addition, a pair of engaging protrusions 14 project from the opposing position of the outer surface lower portion of the outer peripheral wall 11.

The inner plug A ₂ is formed of a flexible and elastic material, and includes a lid plate portion 20 having a peripheral portion placed on the upper surface of the reduced diameter portion 10a and closing the upper end opening of the reduced diameter portion 10a. A seal cylinder 21 suspending from the back surface is configured to be liquid-tightly fitted to the inner periphery of the reduced diameter portion 10a.

The fixing frame A ₃ serves to fix the inner plug A ₂ to the reduced diameter portion. The fixed frame A ₃ extends from the upper end of the peripheral wall portion 25 tightly fitted to the outer periphery of the reduced diameter portion 10a by a flange portion 26 that presses the peripheral edge of the upper surface of the lid plate portion 20, and the outer periphery of the peripheral wall portion 25 is threaded. There are around.

The needle mounting member A ₄ has a top plate 31 extending from the upper end of a screw tube 30 screwed to the outer periphery of the peripheral wall portion 25, and a metal needle 32 is fitted and fixed to the center of the top plate 31. The fixing frame A ₃ when mounted on the lower portion of the needle 32 is passed through the cover plate portion 20 of the inner plug a _2, pouring the mixture is configured to be.

Cap A ₅ are, are detachably attached to the needle mounting member A _4.

As shown in FIG. 1, the first movable wall A ₆ and the second movable wall A ₇ are fitted on the inner surface of the inner peripheral wall 10 at a predetermined interval so that the outer peripheral edges thereof can be liquid-tightly slidable. A first storage chamber R ₁ is defined between the first movable wall A ₆ and the second movable wall A _7, and a second storage chamber R ₂ is defined above the second movable wall A ₇ . The second movable wall A ₇ is fitted at a predetermined position below the communication recess 13. In other words, the communication recess 13 is recessed at a predetermined position above the second movable wall A ₇ . The vertical width of the second movable wall A ₇ peripheral portion is smaller than the vertical width of the communication recess 13, vertically and as configured to communicate when the second movable wall A ₇ is approached to the upper and lower intermediate portion of the communication recess 13 ing.

Mixing apparatus B includes a base B _1, the tubular base body B _2, the pressing cylinder B _3, provided with a screw member B _4, and a coupling member B _5.

The pedestal B ₁ has a bottom plate shape with a lower end opened in a taper shape, a support bar 50 is erected at the center of the upper surface, and a locking protrusion 51 is provided around the inner periphery. with standing the cylinder 52 to the top rim portion, and upright support tube 53 inwardly of the engagement cylinder 52, and rotatably coupling the proximal end of the tubular support B _2.

The cylindrical base B ₂ is composed of two members, a lower cylindrical base B _2a and an upper cylindrical base B _2b . The lower cylindrical base B _2a abuts and locks the lower surfaces of the vertical ribs 61 provided vertically at the inner peripheral facing position of the lower peripheral wall portion 60 on the support cylinder 53 of the pedestal, and the lower peripheral lower end portion of the lower peripheral wall portion 60 The engaging protrusion 62 that is further protruded is engaged with the lower surface of the locking protrusion 51 of the base B _{1 so} as to be prevented from coming out upward and connected to each other so as to be capable of mutual rotation. Further, a flange 63 is extended inward from the upper end edge of the lower peripheral wall portion 60, and the fitting cylinder 64 is erected above the upper surface of the flange 63.

The upper cylindrical base B _2b has the lower part of the upper peripheral wall part 70 fitted and fixed to the outer periphery of the fitting cylinder 64, and the upper part of the upper peripheral wall part 70 is formed in the small diameter part 70a, and is formed at a portion opposed to the small diameter part 70a. A bulging portion 72 is formed as an insertion passage 71 through which the engagement protrusion 14 is inserted. The inner diameter portion of the small-diameter portion 70a is configured to be substantially the same or slightly larger than the lower outer diameter of the two-chamber container A so that the lower portion of the two-chamber container A can be inserted and fitted therein. When the engaging projections 14 of the container A are lowered through the insertion passages 71 and the two-chamber container A is rotated relative to the upper peripheral wall portion 70 at the lowest position, the lower surface formed by the lower surface of each small-diameter portion 70a. Each engaging projection 14 is engaged with the stepped portion 73 to prevent the two-chamber container A from coming out upward.

Pressing cylinder B ₃ causes preventing the rotation to the support rod 50 the outer circumferential vertically movably fitted in, are circumferentially provided with screw thread 75 on the outer periphery. Pressing cylinder B ₃ in this case, the outer periphery of the support rod 50 forming the outer peripheral non-circular, as configured to prevent rotation relative to the support rods 50 by engaging an inner periphery formed on its outer periphery similar shape doing.

The screw member B ₄ has a ring-shaped mounting substrate 80 in plan view formed with a lower outer periphery through a stepped portion, and is rotatably fitted to the lower end of the inner periphery of the support cylinder 53 on the base B _1. An arc-shaped plate-like support rod 81 is erected above the inner peripheral edge. Each support rod 81 is erected in a facing position, and has a thread projection 82 projecting inward from the upper end, and a thread piece 83 is provided on the inner peripheral surface of the thread projection 82. Further, the upper surface of the thread projection 82 is formed as an inclined surface 84 that goes outward. Each threaded piece 83 is configured to be engaged with screw thread 75 of the pressing cylinder B ₃ periphery. Further, on the outer surface of each support rod 81, and突縦set the rib 85 for transmitting the rotation of the tubular support B _2. When the two-chamber container A is not fitted, the support rod 81 of the screw member B ₄ is inclined to the outside as shown in FIG. B ₃ is positioned in a state of being separated from the outer circumferential thread 75.

The linking member B ₅ serves to screw the thread piece 83 of the screw member B ₄ to the thread 75 of the pressing cylinder B ₃ when the two-chamber container A is mounted, and the rotation of the cylindrical base B ₂ Is transmitted to the screw member B ₄ , and is pushed down against the upward bias by the mounted two-chamber container A, so that the screw member B ₄ is pressed and tilted inward, and the screw of the screw member B ₄ is screwed. the strip 83 is constructed as screwed into the screw thread 75 of the pressing cylinder B _3.

Coupling member B ₅ has a cylindrical tubular portion 90 which has vertically movable fitted in the inner periphery of the lower wall portion 60, so as to be respectively the outer surface longitudinal ribs 61 that face of the cylinder portion 90 is vertically moved fitted and Tate設a pair of outer grooves 91, the ribs 85 of each opposing inner surfaces screw member B ₄ is Tate設a pair of inner grooves 92 to be fitted to be vertically movable. Further, a hollow space 93 having an open lower end is provided in the center inside and outside of the cylindrical portion 90. Further, a flange portion 94 is extended inward from the upper end edge of the cylindrical portion 90, and a taper cylindrical pressing portion 95 is extended upward from the inner peripheral edge of the flange portion 94.

The link member B ₅ configured in this way is always urged upward by the coil spring s, and in the state where the two-chamber container A is not mounted, the upper end of the pressing portion 95 is as shown in FIG. It is mounted in a state protruding above the flange portion 94. Further, when the two-chamber container A is mounted from this state, the upper surface of the pressing portion 95 is pressed by the bottom thereof, and the linking member B ₅ is pushed down against the upward biasing force by the coil spring s. the inner surface of the tapered surface 96 of the part 95 threaded member B elastically is tilted ₄ presses the upper surface of the inclined surface 84 inwardly of each support rod 81 inwardly, the pressing cylinder B ₃ each threaded piece 83 The screw 75 is screwed into the state shown in FIG.

FIG. 1 shows a state in which the two-chamber container A is mounted on the mixing device B. From this state, when the outer periphery of the base B ₁ and the cylindrical base B ₂ is gripped and rotated, As a result of this engagement, the linkage member B ₅ rotates, and accordingly, the screw member B ₄ rotates due to the engagement between the inner concave groove 92 and the rib 85. At this time, the pressing cylinder B ₃ because it does not rotate relative to the support rod 50, the pressing cylinder B ₃ rises by threadedly increase of screw threads 75 for threaded engagement with the threaded piece 83. The pressing cylinder B ₃ elevated boosted first movable wall A _6, along with it, the contents of the first storage chamber R ₁ pushes and presses the second movable wall A _7. The contents of the first storage chamber R ₁ passes through the outer circumference of the second movable wall A _7, is introduced into the first storage chamber R ₁ in the second movable wall A ₇ is approaching the communicating recess 13 . When the pressing cylinder B ₃ is further raised, as shown in FIG. 3, the first movable wall A ₆ rises until it comes into contact with the lower surface of the second movable wall A ₇ , and the contents in the first storage chamber R ₁ are second. migrated mixed with the second storage chamber R ₂ of the housing was in the accommodation chamber R _2.

Next, by rotating the two-chamber container A by a predetermined angle with respect to the cylindrical base B ₂ , the engagement protrusions 14 are rotated to the lower positions of the insertion passages 71 and then lifted upward. As shown in FIG. 4, the two-chamber container A can be easily detached from the mixing device B. At this time, the linkage member B ₅ is pushed upward by the coil spring s, and then each support rod 81 of the screw member B ₄ is tilted outward by the elastic restoring force, so that each screw piece 83 is attached to the pressing cylinder B ₃ . As a result, the pressing cylinder B ₃ descends due to its own weight and returns to its original state.

When installing a new two-chamber container A, as shown in FIG. 5, the two-chamber container A is pushed by inserting each engaging projection 14 through the insertion passage 71, and the two-chamber container A is pushed into the mixing device B at the lowest position. The chamber container A may be rotated to engage the engaging protrusion 14 with the downward stepped portion 73. At that time, two-chamber depressing the linkage member B ₅ against the upward biasing force of the coil spring s in the lower surface of the container A depresses the pressing portion 95 of the coupling member B _5, the pressing portion 95 the lower surface of the tape along with it - tapered surface 96 presses the respective inclined surfaces 84 of the screw member B ₄ is tilted to the supporting rod 81 inward, the state of FIG. 1 each threaded piece 83 is screwed to the screw thread 75.

  In addition, although the material which forms each said member is not specifically limited, a synthetic resin can be employ | adopted preferably.

A ... Two-chamber container
A ₁ ... Main unit
10 ... Inner peripheral wall, 10a ... Reduced diameter part, 11 ... Outer peripheral wall, 12 ... Connecting cylinder member, 13 ... Communication recess,
14 ... engagement protrusion
A ₂ … inner plug
20… Cover plate part, 21… Seal tube
A ₃ ... Fixed frame
25 ... peripheral wall, 26 ... flange
A ₄ ... Needle mounting member
30 ... Screw, 31 ... Top plate, 32 ... Needle
A ₅ … Cap
A ₆ ... 1st movable wall
A ₇ ... 2nd movable wall
R ₁ ... 1st containment chamber
R ₂ ... Second storage chamber B ... Mixing device
B ₁ ... pedestal
50 ... support rod, 51 ... locking ridge, 52 ... locking cylinder, 53 ... supporting cylinder
B ₂ ... Cylindrical substrate
B _2a ... Lower cylindrical base
60 ... Lower peripheral wall part, 61 ... Vertical rib, 62 ... Engagement ridge, 63 ... Flange, 64 ... Fitting cylinder
B _2b ... Upper cylindrical base
70 ... upper peripheral wall part, 70a ... small diameter part, 71 ... insertion part, 72 ... bulge part, 73 ... downward stepped part
B ₃ … Pressing cylinder
75 ... Screw
B ₄ ... Screw member
80 ... Mounting substrate, 81 ... Supporting hook, 82 ... Screw protrusion, 83 ... Screw, 84 ... Inclined surface,
85 ... Ribs
B ₅ ... Linking member
90 ... cylindrical part, 91 ... outer concave groove, 92 ... inner concave groove, 93 ... thickening space, 94 flange part,
95 ... Pressing part, 96 ... Taper surface s ... Coil spring

Claims (5)

Thereby defining a first accommodation chamber R ₁ in the first movable wall A ₆ and the second movable wall A _7, the second accommodating chamber R ₂ is divided into an upper second movable wall A _7, the first movable wall A ₆ A two-chamber container in which a communication recess 13 is provided in the inner periphery of the second storage chamber R _{2 so that the} inside of the first storage chamber R ₁ and the second storage chamber R ₂ communicate with each other through the outer periphery of the second movable wall A ₇ when pushed. A two-chamber container mixing device that detachably mounts and mixes A, and is rotatably mounted on a pedestal B ₁ so that the two-chamber container A with at least the upper end projecting can be detached and moved upward. A cylindrical base B _{2 which} is locked to prevent the slipping out and fitted into the upper part, a pressing cylinder B ₃ which is attached to the base B _{1 so as} to be prevented from rotating and movable up and down, and inward a screw member B ₄ having a threaded piece 83 to the upper end portion of the elastic tilting is capable upstanding support rod 81, screw member B ₄ by being pressed down against the upward biasing by the two-chamber container a mounted Within By pressing tilted screwed a threaded piece 83 of the screw member B ₄ to screw bar 75 of the pressing cylinder B ₃ to, and, a linkage member B ₅ for transmitting the rotation of the tubular support B ₂ to the threaded member B ₄ And the first movable wall A ₆ is pushed up by the tip of the pressing cylinder B _{3 which is} lifted by relative rotation between the base B ₁ and the cylindrical base B _2, and the two agents in each storage chamber are mixed. A two-chamber container mixing device. Thereby defining a first accommodation chamber R ₁ in the first movable wall A ₆ and the second movable wall A _7, the second accommodating chamber R ₂ is divided into an upper second movable wall A _7, the first movable wall A ₆ A two-chamber container in which a communication recess 13 is provided in the inner periphery of the second storage chamber R _{2 so that the} inside of the first storage chamber R ₁ and the second storage chamber R ₂ communicate with each other through the outer periphery of the second movable wall A ₇ when pushed. a mixing device for a secondary chamber container to mix wearing the a detachably, a pedestal B ₁ standing upright supporting rods 50 to the upper surface center, with rotatably standing on the pedestal B _1, at least the upper portion The projecting two-chamber container A can be detached and locked to prevent it from coming out upward, and is fitted to the upper portion of the cylindrical base B _2. It is fitted at the circumferential direction at equal intervals from the pressing cylinder B ₃ having a thread 75 on the outer periphery and an annular mounting board 80 that is rotatably fitted on the pedestal B ₁ Duplicate Along with standing the supporting rod 81, a screw member B ₄ having a resilient tip threaded piece 83 inside the tilting capable respective support rods 81 to the center side, with upward by the two-chamber container A mounted The screw member B ₄ is pressed and tilted inward by being pushed down against the force, and the screw piece 83 of the screw member B ₄ is screwed to the screw 75 of the pressing cylinder B ₃ , and the cylindrical base B _And a link member B ₅ that transmits the rotation of ₂ to the screw member B ₄ , and the first movable wall A ₆ is pushed up by the tip of the pressing cylinder B _{3 that is} raised by relative rotation between the base B ₁ and the cylindrical base B _2. And a two-chamber container mixing device characterized in that the two agents in each storage chamber are mixed. The linking member B ₅ is provided with a taper cylindrical pressing portion 95 erected from the upper end of the cylindrical portion 90 rotatably attached to the inner peripheral lower portion of the cylindrical base B ₂ , and the screw member B ₄ However, the protrusion 82 for the screw forming the inclined surface 84 whose upper surface goes outward is protruded from the upper end of each support rod 81, and the screw piece 83 is formed on the inner surface of the protrusion 82 for the screw, 3. The two-chamber container mixing apparatus according to claim 2, wherein when the two-chamber container A is mounted, the taper surface 96 on the inner surface of the pressing portion 95 presses the inclined surface 84 to tilt each support rod 81 inward. The cylindrical base B ₂ is engaged with the engaging ridge 51 projecting from the lower end of the outer periphery to the engaging ridge 51 projecting from the inner surface of the retaining cylinder 52 standing on the periphery of the upper surface of the base B _1. preventing escape upward and, on the upper surface of the support tube 53 of the base B _1, placing a lower surface of the longitudinal ribs 61 projecting from the lower peripheral wall portion 60 the inner surface, the tubular support on a base B ₁ Te than mixing device for a secondary chamber container according to claim 2 or claim 3 and rotatably connected to the lower end portion of the B _2. An insertion passage 71 through which the engagement protrusion 14 projecting from the lower outer periphery of the two-chamber container A can be inserted from the upper end of the upper peripheral wall portion 70 of the cylindrical base B ₂ is provided, and a downward stepped portion 73 continuous with the insertion passage 71 is provided. The engaging protrusion 14 inserted from the upper end of the insertion passage 71 is engaged with the downward stepped portion 73 to prevent the two-chamber container A from coming out upward, and the upper peripheral wall portion 70 is attached to the upper peripheral wall portion 70. 5. The two-chamber container mixing apparatus according to claim 2, wherein the two-chamber container A is configured to be detachable by rotating the engaging protrusion 14 to the position of the insertion passage 71 by relative rotation.

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