Easily-folded double-valve polypropylene combined cover structure for plastic container

Abstract

The utility model discloses an easy folding type double-valve polypropylene combined cover structure for a plastic container, which comprises a cover body, a top platform is arranged at the top end of the cover body, mounting cylinders are symmetrically arranged at the top end of the top platform, easy folding handles are arranged at the top ends of the mounting cylinders, inner cavities of the mounting cylinders penetrate into the cover body, and rubber plugs are arranged in the mounting cylinders. The top end of the top table is provided with an anti-mistaken-folding assembly, the anti-mistaken-folding assembly comprises a fixing shaft fixedly installed at the top end of the cover body, the fixing shaft and the top table are coaxially arranged, and two installation cylinders are symmetrically arranged on the two sides of the fixing shaft; in the working process, the two clamping rods are installed at the bottom end of the transverse plate and clamped into the first clamping groove and the second clamping groove respectively, so that the two pressing plates are positioned, the two pressing plates are pressed at the top ends of the two easy-to-break handles respectively, when the easy-to-break handles do not need to be used, the easy-to-break handles are not prone to being broken off, mistaken breaking of the easy-to-break handles is reduced, and the service life of the easy-to-break handles is prolonged. Therefore, the use stability is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of combined covers, in particular to an easy-to-fold double-valve polypropylene combined cover structure for a plastic container. Background Art

[0002] During the infusion process, the medicine needs to be loaded through the infusion bottle. The upper end of the existing infusion bottle is provided with two groups of ports, namely the infusion valve and the dosing valve, to achieve isolation and avoid contamination. This bottle cap is called an easy-to-fold double-valve combination cap. The easy-to-fold double-valve combination cap uses two small rubber plugs to replace the single rubber plug of the original pull-ring combination cap. At the same time, the outer cover uses two easy-to-fold handles to replace the pull ring of the original outer cover. In this way, the dispensing port and the infusion port are completely separated. When dispensing medicine, one easy-to-fold handle is broken to expose one rubber plug for dispensing medicine. When infusion is performed, the other easy-to-fold handle is broken to expose the other rubber plug for infusion. However, there are the following defects:

[0003] Since the breakable handle is easy to break, when it is not needed, it may be accidentally broken due to operating errors by the staff, thereby affecting the subsequent use of the liquid medicine. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a foldable double-valve polypropylene combined cover structure for a plastic container, which effectively solves the problem that the foldable handle is easy to break and the foldable handle is accidentally broken when the staff makes an operating error.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a foldable double-valve polypropylene combined cover structure for a plastic container, comprising a cover body, a top platform is installed on the top of the cover body, a mounting tube is symmetrically installed on the top of the top platform, a foldable handle is installed on the top of the mounting tube, the inner cavity of the mounting tube passes through the interior of the cover body, a rubber plug is installed inside the mounting tube, and an anti-misfolding component is installed on the top of the top platform.

[0006] Preferably, the anti-misfolding assembly includes a fixed shaft fixedly mounted on the top of the cover body, the fixed shaft is coaxially arranged with the top platform, two mounting cylinders are symmetrically arranged on both sides of the fixed shaft, and two limit plates are installed on the fixed shaft.

[0007] Preferably, pressure plates are symmetrically provided on both sides of the fixed shaft close to the two mounting cylinders, an annular sliding groove is opened on the outer wall of the top platform, and the end of the pressure plate is slidably connected to the annular sliding groove.

[0008] Preferably, a first connecting plate is installed at one end of one of the pressure plates, a vertical plate is fixedly installed at the end of the other pressure plate, two second connecting plates are symmetrically installed on one side of the vertical plate, the first connecting plate is located between the two second connecting plates, the first connecting plate and the second connecting plate are both rotatably installed on the outside of the fixed shaft, and the sides of the upper and lower second connecting plates that are far away from each other are respectively in contact with the sides of the two limit plates that are close to each other.

[0009] Preferably, a second card slot is opened inside the vertical plate, and the second card slot extends to the top of the vertical plate. A first card slot is opened at the top of the other pressing plate, and the first card slot extends to the top of the pressing plate. The bottom wall of the first card slot is flush with the bottom wall of the second card slot, and the length of the first card slot is half the length of the second card slot.

[0010] Preferably, a movable groove is provided inside the fixed shaft, a movable plate is movably installed inside the movable groove, a top rod is installed on the top of the movable plate, the diameter of the movable plate is larger than the diameter of the top rod, the top of the top rod passes through the top of the fixed shaft, a cross plate is installed on the top of the top rod, two clamping rods are symmetrically installed on the bottom end of the cross plate, the two clamping rods are respectively inserted into the first clamping groove and the second clamping groove, a handle is installed on the top of the cross plate, a spring is installed on the top of the movable plate, and the top of the spring is fixedly connected to the inner top wall of the movable groove.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] During operation, two clamping rods are installed at the bottom of the horizontal plate, and the two clamping rods are respectively clamped into the first clamping slot and the second clamping slot, so as to position the two pressing plates, and the two pressing plates are respectively pressed on the top of the two foldable handles, so that the foldable handles are not easily broken when not in use, and the foldable handles are less likely to be accidentally broken, thereby improving the stability of use;

[0013] During operation, by setting the length of the first slot to be half of the length of the second slot, when the horizontal plate moves upward a short distance, one of the latching rods is disengaged from the first slot, while the other latching rod is still engaged with the second slot. At this time, only one of the easily foldable handles can be opened. When the horizontal plate moves completely upward, the latching rod is disengaged from the second slot, so that the two easily foldable handles can be opened in sequence, which is convenient for use and avoids repeated use of one of the installation cylinders. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0015] In the attached picture:

[0016] Figure 1This is a schematic diagram of the structure of an easy-to-fold double-valve polypropylene combined cover for a plastic container of the utility model;

[0017] Figure 2 This is a schematic diagram of the cover structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the anti-misfolding component of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the first connecting plate and the second connecting plate of the utility model;

[0020] Figure 5 This is a schematic diagram of the pressing plate structure of the utility model;

[0021] Figure 6 It is a schematic diagram of the internal structure of the fixed shaft of the utility model.

[0022] In the figure: 1. cover body; 2. top platform; 3. mounting cylinder; 4. easy-folding handle; 5. rubber plug; 6. anti-misfolding assembly; 601. fixed shaft; 602. limit plate; 603. annular slide groove; 604. pressure plate; 605. first connecting plate; 606. vertical plate; 607. second connecting plate; 608. first clamping groove; 609. second clamping groove; 610. movable groove; 611. movable plate; 612. top rod; 613. spring; 614. horizontal plate; 615. clamping rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Embodiment 1, by Figure 1-6 The utility model relates to an easy-to-fold double-valve polypropylene combined cover structure for a plastic container, comprising a cover body 1, a top platform 2 is installed on the top of the cover body 1, a mounting cylinder 3 is symmetrically installed on the top of the top platform 2, an easy-to-fold handle 4 is installed on the top of the mounting cylinder 3, the inner cavity of the mounting cylinder 3 passes through the interior of the cover body 1, a rubber plug 5 is installed in the interior of the mounting cylinder 3, and an anti-misfolding component 6 is installed on the top of the top platform 2.

[0025] The anti-misfolding component 6 includes a fixed shaft 601 fixedly installed on the top of the cover body 1, the fixed shaft 601 is coaxially arranged with the top platform 2, two mounting tubes 3 are symmetrically arranged on both sides of the fixed shaft 601, two limit plates 602 are installed on the fixed shaft 601, and pressure plates 604 are symmetrically arranged on both sides of the fixed shaft 601 close to the two mounting tubes 3. An annular groove 603 is opened on the outer wall of the top platform 2, and the end of the pressure plate 604 is slidably connected with the annular groove 603. A first connecting plate 605 is installed at one end of one of the pressure plates 604, and a vertical plate 606 is fixedly installed at the end of the other pressure plate 604. Two second connecting plates 607 are symmetrically installed on one side of the vertical plate 606, and the first connecting plate 605 is located between the two second connecting plates 607. The first connecting plate 605 and the second connecting plate 607 are both rotatably installed on the outside of the fixed shaft 601, and the sides of the upper and lower second connecting plates 607 that are away from each other are respectively in contact with the sides of the two limit plates 602 that are close to each other. A second slot 609 is provided inside the vertical plate 606, and the second slot 609 penetrates to the top of the vertical plate 606. A first slot 608 is provided on the top of the other pressing plate 604, and the first slot 608 penetrates to the top of the pressing plate 604. The bottom wall of the first slot 608 is flush with the bottom wall of the second slot 609, and the length of the first slot 608 is half the length of the second slot 609. A movable slot 610 is provided inside the fixed shaft 601, and a movable plate 610 is movably installed inside the movable slot 610 1. A top rod 612 is installed at the top of the movable plate 611. The diameter of the movable plate 611 is larger than the diameter of the top rod 612. The top of the top rod 612 penetrates to the top of the fixed shaft 601. A cross plate 614 is installed at the top of the top rod 612. Two clamping rods 615 are symmetrically installed at the bottom of the cross plate 614. The two clamping rods 615 are respectively inserted into the first clamping slot 608 and the second clamping slot 609. A handle is installed at the top of the cross plate 614. A spring 613 is installed at the top of the movable plate 611. The top of the spring 613 is fixedly connected to the inner top wall of the movable slot 610. Two clamping rods 615 are installed at the bottom of the cross plate 614. The two clamping rods 615 are respectively inserted into the first clamping slot 608 and the second clamping slot 609, so as to adjust the two The two pressing plates 604 are positioned, and the two pressing plates 604 are respectively pressed on the top ends of the two foldable handles 4, so that the foldable handles 4 are not easily broken when they are not needed, and the foldable handles 4 are less likely to be accidentally broken, thereby improving the stability of use. The length of the first slot 608 is half the length of the second slot 609. When the cross plate 614 moves upward a short distance, one clamping rod 615 is disengaged from the first slot 608, while the other clamping rod 615 is still engaged with the second slot 609. At this time, only one of the foldable handles 4 can be opened. When the cross plate 614 moves completely upward, the clamping rod 615 is disengaged from the second slot 609, so that the two foldable handles 4 can be opened in sequence, which is convenient for use and avoids repeated use of one of the mounting tubes 3.

[0026] Working principle: Normally, the two pressing plates 604 are pressed on the two foldable handles 4 respectively to prevent the staff from accidentally breaking the foldable handles 4 and ensure stability in use. When it is necessary to dispense medicine, the horizontal plate 614 is pulled up so that one of the clamping rods 615 is disengaged from the first clamping slot 608, while the other clamping rod 615 is still engaged with the second clamping slot 609. At this time, the pressing plate 604 with the first clamping slot 608 is rotated so that the pressing plate 604 leaves the corresponding foldable handle 4. After the foldable handle 4 is broken, the rubber plug 5 is exposed for dispensing medicine. When infusion is needed, the horizontal plate 614 is moved upward so that the clamping rod 615 is disengaged from the second clamping slot 609, and then the other pressing plate 604 is rotated so that the other pressing plate 604 leaves the top of the other foldable handle 4. After the foldable handle 4 is broken, the subsequent infusion work is carried out.

Claims

1. A foldable double-valve polypropylene combined cover structure for a plastic container, comprising a cover body (1), characterized in that: The top of the cover body (1) is provided with a top platform (2), the top of the top platform (2) is symmetrically provided with a mounting tube (3), the top of the mounting tube (3) is provided with an easy-to-fold handle (4), the inner cavity of the mounting tube (3) passes through the interior of the cover body (1), the interior of the mounting tube (3) is provided with a rubber plug (5), and the top of the top platform (2) is provided with an anti-misfolding component (6).

2. The foldable double-valve polypropylene combined cover structure for a plastic container according to claim 1, characterized in that: The anti-misfolding assembly (6) comprises a fixed shaft (601) fixedly mounted on the top of the cover body (1); the fixed shaft (601) is coaxially arranged with the top platform (2); two mounting cylinders (3) are symmetrically arranged on both sides of the fixed shaft (601); and two limit plates (602) are mounted on the fixed shaft (601).

3. The foldable double-valve polypropylene combined cover structure for a plastic container according to claim 2, characterized in that: The fixed shaft (601) is symmetrically provided with pressure plates (604) on both sides close to the two mounting cylinders (3), and an annular sliding groove (603) is opened on the outer wall of the top platform (2), and the end of the pressure plate (604) is slidably connected to the annular sliding groove (603).

4. The foldable double-valve polypropylene combined cover structure for a plastic container according to claim 3, characterized in that: A first connecting plate (605) is installed at one end of one of the pressing plates (604), and a vertical plate (606) is fixedly installed at the end of the other pressing plate (604). Two second connecting plates (607) are symmetrically installed on one side of the vertical plate (606). The first connecting plate (605) is located between the two second connecting plates (607). The first connecting plate (605) and the second connecting plate (607) are both rotatably installed on the outside of the fixed shaft (601), and the sides of the upper and lower second connecting plates (607) that are away from each other are respectively in contact with the sides of the two limiting plates (602) that are close to each other.

5. The foldable double-valve polypropylene combined cover structure for a plastic container according to claim 4, characterized in that: A second card slot (609) is provided inside the vertical plate (606), and the second card slot (609) extends to the top of the vertical plate (606). A first card slot (608) is provided at the top of the other pressing plate (604), and the first card slot (608) extends to the top of the pressing plate (604). The bottom wall of the first card slot (608) is flush with the bottom wall of the second card slot (609), and the length of the first card slot (608) is half the length of the second card slot (609).

6. The foldable double-valve polypropylene combined cover structure for a plastic container according to claim 5, characterized in that: The fixed shaft (601) is provided with a movable groove (610) inside, and a movable plate (611) is movably installed inside the movable groove (610), and a top rod (612) is installed at the top of the movable plate (611), the diameter of the movable plate (611) is larger than the diameter of the top rod (612), and the top of the top rod (612) penetrates to the top of the fixed shaft (601), and a cross plate (614) is installed at the top of the top rod (612), and two clamping rods (615) are symmetrically installed at the bottom end of the cross plate (614), and the two clamping rods (615) are respectively inserted into the first clamping groove (608) and the second clamping groove (609), and a handle is installed at the top of the cross plate (614), and a spring (613) is installed at the top of the movable plate (611), and the top of the spring (613) is fixedly connected to the inner top wall of the movable groove (610).

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