WO2017020403A1 - Anti-theft bottle cap - Google Patents

Abstract

An anti-theft bottle cap, comprising a lower cap body (1) and an upper cap body (2), an anti-theft mechanism (3) being arranged between the upper cap body (2) and the lower cap body (1), an outlet (5) in communication with the inside of a container (6) being arranged on the lower cap body (1). The anti-theft bottle cap also comprises a lifting piece (21) used for restricting the anti-theft mechanism (3) from being levered. The lifting piece (21) is a holding portion, and when oil is poured, the lifting piece is held so as to facilitate opening the upper cap body. In addition, the lifting piece (21) partially blocks the anti-theft mechanism, and restricts the anti-theft mechanism from being levered open without being damaged, thereby having a better anti-theft effect.

Description

 Anti-theft bottle cap Technical field

The invention belongs to the technical field of bottle caps, and in particular relates to a burglar bottle cap.

Background technique

The clamshell cap has the characteristics of convenient access to the filling of the bottle. The conventional cap includes a lower cover connected to the container and an upper cover connected to the lower cover. The upper cover and the lower cover are movable. The buckles are fastened together, and a discharge port communicating with the inside of the container is provided on the lower cover body. Some unscrupulous personnel pry open the upper cover body from the lower cover body, pour the filler in the container, or put other fillers, and then cover the upper cover body to the lower cover body, since the bottle is now The appearance of the lid does not indicate that the upper lid has been opened, so the cap has the disadvantage of being unsafe to use.

In the Chinese Patent No. CN202389743U, entitled "Safety Cap", a safety cap is disclosed which comprises a lower cover and an upper cover detachably connected to the lower cover The lower cover body includes a lower cover wall having a discharge opening; the safety bottle cover further includes a safety mechanism, and the safety mechanism includes a lower cover body and the upper cover body which can be torn off a tearing joint on one of the plurality, and a check hook provided on the other of the lower cover and the upper cover, the tearing joint having a card for engaging the check hook Pupil.

Although the bottle cap can exert a certain anti-theft effect, there is still the possibility of being illegally opened, that is, the tearing joint is swung from the upper end of the substrate of the tearing joint by a thin rod, and the force is gradually applied. Overcoming the elastic deformation of the plastic can disengage the check hook from the click hole, thereby opening the upper cover body under the condition of no damage, and the bottle cover has the defects that the structure is relatively complicated and the manufacture is troublesome.

In view of this, the inventor of the present case conducted an in-depth study of the above problems, and the case was not produced.

Summary of the invention

An object of the present invention is to provide a burglar-proof bottle cap which is simple in structure, better in anti-theft effect, and capable of effectively protecting a filler in a container.

In order to achieve the above object, the present invention adopts such a technical solution:

The anti-theft bottle cap comprises a lower cover body and an upper cover body which is detachably connected to the lower cover body, and an anti-theft mechanism is arranged between the upper cover body and the lower cover body, and the lower cover body is provided with the inside of the container The connected discharge port further includes a cymbal for restricting the burglar mechanism from being swayed, and the cymbal is disposed on the upper cover body and extends to the anti-theft mechanism.

As a preferred mode of the present invention, the anti-theft mechanism includes a tearing member disposed on the lower cover body and a block disposed on the upper cover body, and the card is disposed on the tearing member The card hole of the block fit.

As a preferred embodiment of the present invention, the lower cover body is provided with a concave support platform, the tearing member comprises a connecting post and a tearing piece, and the lower end of the connecting post is connected on the supporting platform, and the upper end of the connecting column Attached to the tear sheet, the card hole is disposed on the tear sheet.

As a preferred mode of the present invention, one end of the crotch piece is connected to the upper cover body, and the other end is a free end extending obliquely downward, and a card is formed between the crotch piece and the outer wall of the upper cover body. The groove, the upper end of the tearing member is housed in the card slot.

As a preferred embodiment of the present invention, the outer wall of the upper cover body is provided with a connecting piece, the block is disposed on the connecting piece, and the projection of the block and the cymbal on the lower cover body are It falls within the lower cover.

As a preferred embodiment of the present invention, the upper end of the lower cover body is provided with an upwardly extending annular support column, and the outer wall of the annular support column is provided with a positioning protrusion, and the inner wall of the upper cover body is provided with Positioning the positioning groove of the bump.

As a preferred embodiment of the present invention, the upper cover body is provided with a first annular flange extending downward, and the outer wall of the first annular flange is provided with a fastening groove, and the fastening groove is provided with a sealing ring. The inner wall of the discharge opening is provided with a fastening protrusion corresponding to the fastening groove, and the first annular flange is connected to the discharge opening by a fastening groove, a sealing ring and a fastening protrusion.

As a preferred mode of the present invention, the outlet end of the discharge port is provided with an upwardly extending flow guiding block, and the side wall of the flow guiding block forms a flow guiding port that is electrically connected to the discharging port, and the guiding block is A return groove is formed between the outer wall and the inner wall of the annular support column, and the height of the return groove at the flow guiding port is smaller than the height of the return groove at other positions.

In a preferred embodiment of the present invention, the air guiding tongue is connected to the inner side wall of the discharge port, and the air guiding tongue is disposed corresponding to the air guiding port, and one end of the air guiding tongue is connected to the outlet through the connecting portion. The inner wall of the material port has a other end extending away from the discharge port, and a gas release through hole is formed in the joint portion.

In a preferred embodiment of the present invention, the inner wall of the lower cover body is provided with a check block that cooperates with the mouth of the container, and the inner wall of the lower cover body is provided with a horizontally extending annular boss, which is annular. The boss has a second annular flange extending downwardly, and the second annular flange, the annular boss and the inner wall of the lower cover body together form an annular receiving groove, and the annular receiving groove is provided with a mouth of the container Part of the sealing gasket.

According to the technical solution of the present invention, by setting the cymbal in the common cap to the anti-theft mechanism and extending to the anti-theft mechanism, the cymbal is used as a grip portion, and the cymbal is held while the oil is being poured. It is convenient to open the upper cover body, block the anti-theft mechanism through the slap portion, and limit the anti-theft mechanism, and can limit the anti-theft mechanism to be opened under the condition of non-destructive condition, and if the anti-theft mechanism is forcibly removed from the shackle, the opening is restricted. In the cover body, the anti-theft mechanism is damaged due to excessive deformation, and after the upper cover body is returned to the lower cover body, the anti-theft mechanism is easily recognized due to damage, thereby reminding the user, and adopting the technology of the present invention. The solution does not need to additionally set the gripping member for opening the upper cover body, and the overall structure is simple, and at the same time, the anti-theft function can be better.

DRAWINGS

Figure 1 is a schematic view of the structure of the present invention (in the state of the upper cover cover box);

Figure 2 is a schematic view of the structure of the present invention (in the open state of the upper cover);

Figure 3 is a schematic view of the structure of the present invention (the upper cover is in an open state);

Figure 4 is a schematic view of another angle of the present invention (in the open state of the upper cover);

Figure 5 is a cross-sectional view of the fitting container of the present invention;

Figure 6 is an enlarged view of a portion A in Figure 5;

Figure 7 is an enlarged view of B in Figure 6;

Figure 8 is a schematic view showing the structure of a matching container in the present invention;

Figure 9 is an enlarged view of a portion C in Figure 8;

Figure 10 is a partial cross-sectional view of Figure 9;

Figure 11 is an enlarged view of the portion D in Figure 10.

detailed description

In order to further explain the technical solution of the present invention, the following detailed description will be made with reference to the accompanying drawings.

1 to 11, a burglar-proof bottle cap includes a lower cover body 1 and an upper cover body 2 detachably connected to the lower cover body 1, and is disposed between the upper cover body 2 and the lower cover body 1. The anti-theft mechanism 3, the lower cover body 1 is provided with a discharge opening 5 communicating with the inside of the container 6, and further comprises a cymbal piece 21 for restricting the anti-theft mechanism 3 from being swayed, the cymbal piece 21 corresponding to the anti-theft mechanism 3 is disposed at The upper cover 2 extends over the anti-theft mechanism 3. The product of the invention is preferably used on an oil container, for example, on a lubricating oil container, and the entire upper cover body 2 and the lower cover body 1 are integrally injection molded by plastic, and the plastic can be used with good antibacterial and dustproof effects and good weather resistance. The material with strong anti-oxidation ability, anti-static and certain toughness and strength makes the cap suitable for different environments.

As a preferred mode of the anti-theft mechanism 3, the anti-theft mechanism 3 includes a tearing member disposed on the lower cover body 1 and a block 32 disposed on the upper cover body 2, and is provided on the tearing member There is a card hole 34 that cooperates with the block 32. Preferably, the lower cover body 1 is provided with a concave support flat 11 , and the tearing member comprises a connecting post 33 and a tear piece 31 , and the connecting post The lower end of the 33 is attached to the support platform 11, and the upper end of the connecting post 33 is connected to the tear piece 31, and the card hole 32 is provided on the tear piece 31. As a preferred embodiment of the present invention, one end of the crotch panel 21 is connected to the upper cover body 2, and the other end is a free end extending obliquely downward, and the crotch panel 21 and the outer wall of the upper cover body 2 A card slot 22 is formed therebetween, and a limit groove 36 is formed at the upper end of the tear piece 31. After the upper end of the tear piece 31 is received in the card slot 22, the blade 21 just abuts against the limit groove 36.

As a preferred embodiment of the present invention, the outer wall of the upper cover 2 is provided with a connecting piece 23, the block 32 is disposed on the connecting piece 23, and the block 32 and the cymbal 21 are in the The projection of the lower cover 1 falls within the lower cover 1. With this structure, when the bottle cap is clamped by the robot during the automatic assembly process of the cap, the manipulator does not easily touch the upper cover body 2, the crotch panel 21 and the anti-theft mechanism 3 when the lower cover body 1 is clamped, thereby ensuring the present. The antitheft effect of the invention.

As a preferred mode of the present invention, at least one of both ends of the tear piece 31 in the longitudinal direction is provided with a tearing head 35 which facilitates tearing of the tearing member. In the embodiment, the tearing head 35 extends outward to facilitate the user's grip, thereby tearing the connecting post 33 through the tearing piece 31, removing the connecting post 33 and the tearing piece 31, and then opening the upper cover body 11, The oil can be dumped.

In the present invention, the lower cover body 1 is provided with an upwardly extending annular support column 4, in particular, a support platform 11 is provided on the lower cover body 1, and the support platform 11 is covered downward from the outer wall of the lower cover body 1. The center of the body 1 extends horizontally, and the annular support column 4 is disposed on the support platform 11. In the present invention, one of the outer wall of the annular support column 4 and the inner wall of the upper cover 2 is provided with a positioning protrusion 45, and the other is provided with a positioning groove 42 that cooperates with the positioning protrusion 45. After the upper cover body 2 is attached to the lower cover body 1, the positioning protrusions 45 are engaged with the positioning recesses 42, and the inner wall of the upper cover body 2 abuts against the outer wall of the annular support column 4. With this structure, at least two effects can be achieved: 1. Since the upper cover body 2 is positioned by the annular support column 4, when the upper cover body 2 is subjected to pressure from the circumference to the center, the upper cover body 2 is The side wall is not easily deformed and dislocated, and the upper cover body 2 and the lower cover body 1 are not disengaged; 2. The positioning protrusion 45 cooperates with the positioning groove 42 to be engaged by the upper cover body 2 when the cover case is attached to the lower cover body 1. The generated sound can remind the user whether the upper cover 2 is completely covered, thereby avoiding the deterioration of the oil or the accidental discharge of the oil from the container 6 due to the cover body 2 not completely covering the case.

In the present invention, the upper cover body 1 is provided with a first annular flange 43 extending downward, and a sealing mechanism is disposed between the outer wall of the first annular flange 43 and the inner wall of the discharge opening 5, The sealing mechanism includes a fastening groove 44, a fastening projection 46 and a sealing ring 45 disposed in the fastening groove 44. One of the fastening groove 44 and the fastening projection 46 is disposed at the first The outer wall of the annular flange 43 is provided on the inner wall of the discharge port 5. The sealing groove 44, the engaging protrusion 46 and the sealing ring 45 are sealed to prevent the oil from accidentally flowing out from the discharging port 5, and the outside air is blocked from entering the container 6 to avoid deterioration of the oil.

In the present invention, a peripheral flow guiding block is disposed around the discharge port 5, and a flow guiding port 50 that is electrically connected to the discharging port 5 is provided on the side wall of the flow guiding block. The inner side wall of the block and the inner wall of the discharge opening 5 form a liquid outlet passage. After the upper cover is opened, the liquid in the container 6 is poured out through the liquid outlet passage, and between the outer wall of the flow guiding block and the inner wall of the annular support column 4 The return groove 52 is formed, and the height of the return groove 52 at the position of the flow guiding port 50 is smaller than the height of other portions of the return groove 52.

As a preferred mode of the present invention, the flow guiding block includes a first supporting sidewall 56, a third supporting sidewall 58 and a second supporting sidewall that is coupled between the first supporting sidewall 56 and the third supporting sidewall 57. 57. The first support sidewall 56, the second support sidewall 57, and the third support sidewall 58 are integrally injection molded. The flow guiding port 50 is formed between the first supporting side wall 56 and the third supporting side wall 58. The returning groove 52 is disposed at the position of the air guiding port 50 as a flow guiding portion 53. The guiding portion 53 is downward. Tilting and extending into the discharge opening 5 for guiding the oil to flow back from the flow guiding portion into the container, the position of the returning groove 52 corresponding to the second supporting side wall 57 being the receiving portion 54, the returning groove The height of the portion 52 from the receiving portion 54 to the flow guiding portion 53 gradually decreases. With this configuration, when the oil is poured, the dripped oil falls into the receiving portion 54 of the return tank 52, and after the upper lid body 2 covers the box to the lower lid body 2, the container is leveled, and the oil is in gravity. Under the action, it gradually flows along the return groove 53 to the flow guiding portion 53, and flows back from the flow guiding portion 53 through the discharge port 5 into the container. At the same time, according to the arrangement of the first supporting side wall 56, the second supporting side wall 57 and the third supporting side wall 58, the oil is more likely to concentrate on the second supporting side wall 57 when pouring, so that the oil is more likely to concentrate on the second supporting side wall 57 when pouring The oil is more concentrated, and it can be smoothly discharged, and it is not easy to sprinkle.

As a preferred embodiment of the present invention, the lower end of the second supporting side wall 57 is fixed on the lower cover body 1, the upper end is a free end, and the free end is provided with a drainage portion 571, and the drainage portion 571 extends obliquely upward. With this structure, after the oil is poured, the oil droplets can be prevented from being exposed and suspended on the side wall of the flow guiding block.

The present invention further includes a flow guiding tongue 51 disposed in the above-mentioned liquid outlet passage. The air guiding tongue 51 is connected to the liquid outlet passage through the engaging portion 59, and the air permeable through hole 55 is provided in the engaging portion 59.

As a preferred mode of the present invention, for the convenience of description, after the bottle cap is mounted to the container, the position of the container is normally placed for positional description, and the lower end surface of the engaging portion 59 is provided with a downwardly extending diverting portion 70, which is divided. The upper end surface of the portion 70 is engaged with the lower end surface of the engaging portion 59, the lower end surface of the flow dividing portion is a free end 73, and the first vertical wall 71 and the second vertical wall 72 are provided between the free end 73 and the upper end surface of the flow dividing portion 70. The first vertical wall 71 is closer to the center of the lower cover body 1 than the second vertical wall 72. The second vertical wall 72, the lower end surface of the engaging portion 59, and the inner side wall of the lower cover body 1 together define a restricting flow groove. 74. The gas permeable through hole 55 penetrates from the upper end surface of the flow dividing portion 7 and passes through the first side wall 71. With this configuration, the solution poured out from the mouth of the container is guided by the branching portion 70 and the restriction groove 74, thereby preventing the solution from blocking the venting through hole when the solution is poured, thereby making the container smoother when poured.

As a preferred embodiment of the present invention, one end of the engaging portion 59 is disposed opposite the inner wall of the discharge opening 5, and the other end is horizontally extended. The air guiding tongue 51 is located at the first supporting side wall 56 and Between the third support side walls 58, one end of the air guiding tongue 51 is fixed on the engaging portion 59, and the other end extends obliquely upward toward the axis of the discharge opening 5 and forms a blocking portion 511 at the end. . With this configuration, when the oil in the container is poured, when the amount of pouring is small, the oil does not touch the deflector 51, and since the amount of oil poured is small at this time, the oil splash is less likely to occur. When the amount of oil poured is large, the oil touches the air guiding tongue 51 at this time, and the diversion is realized by the air guiding tongue 51 and the blocking member 511, and the operator is reminded to carefully control the amount of oil pouring. Due to the arrangement of the venting through holes 55, the circulation of air inside and outside the container 6 can be realized, and it is difficult to cause a negative pressure in the container 6, so that the liquid can be smoothly poured.

In the present invention, the inner wall of the lower cover 1 is provided with a threaded portion 17, and the mouth 61 of the container 6 is provided with an external thread (not shown) that cooperates with the threaded portion 17, and the lower cover 1 and the mouth 61 are provided. A rotation preventing mechanism is provided between the anti-rotation mechanism 12 and the anti-reverse block 63 disposed on the inner wall of the lower cover 1 and the anti-reverse block 63. The anti-reverse block 63 is disposed at the bottle opening 61. On the outer wall, the check block 12 is disposed between the threaded portion 17 and the lower end surface of the lower cover 1.

In the present invention, the rotation preventing mechanism further includes a matching groove 14 and a limiting stopper 62. The retaining groove 14 is disposed at a lower end of the lower cover body 1, and the limiting stopper 62 is correspondingly disposed at the bottle opening 61. on. As a preferred embodiment of the present invention, the retaining groove 14 extends from the outer wall of the lower cover body 1 to the inner wall, and the retaining groove 14 extends from the lower end surface of the lower cover body 1 to the upper end surface. A position stop 62 extends outwardly from the outer wall of the finish opening 61 and is bored in the stop groove 14.

As a preferred embodiment of the present invention, the inner wall of the lower cover 1 is further provided with a positioning block 13 on which the positioning block 13 is provided with a blocking tooth 64, and the positioning block 13 is disposed in the The threaded portion 17 is between the lower end surface of the lower cover body 1.

According to the technical solution of the present invention, the positioning of the positioning block 13 and the retaining teeth 64 serves as a positioning function, and the cooperation of the retaining groove 14 and the limiting stopper 62 serves as a secondary positioning, and the present invention is achieved by double positioning. The bottle cap can achieve stable positioning and achieve the anti-rotation effect, and at the same time, the invention has better anti-theft effect.

In the present invention, the inner wall of the lower cover body 1 is provided with a horizontally extending annular boss 15, and the annular boss 15 is provided with a second annular flange 16 extending downward, and a second annular flange 16. The annular boss 15 and the inner wall of the lower cover 1 together form an annular receiving groove, and the annular receiving groove is provided with a sealing gasket 18 which cooperates with the mouth of the container 6, and the lower cover is provided by providing the sealing gasket 18. 1 and the mouth of the container 6 can be sealed to prevent air from entering the container from the gap between the lower cover 1 and the mouth of the container 6, to ensure the quality of the oil in the container.

Claims (10)

1. The anti-theft bottle cap comprises a lower cover body and an upper cover body which is detachably connected to the lower cover body, and an anti-theft mechanism is arranged between the upper cover body and the lower cover body, and the lower cover body is provided with the inside of the container The connected discharge port is characterized in that: the utility model further comprises: a baffle for restricting the anti-theft mechanism from being swayed, the breeze corresponding to the anti-theft mechanism being disposed on the upper cover body and extending to the anti-theft mechanism.
2. A burglar-proof bottle cap according to claim 1, wherein said anti-theft mechanism comprises a tearing member provided on said lower cover body and a block provided on said upper cover body, which is torn A hole for engaging the block is provided on the component.
3. The anti-theft bottle cap according to claim 2, wherein the lower cover body is provided with a concave support platform, the tearing member comprises a connecting post and a tearing piece, and the lower end of the connecting post is connected to the supporting platform Upper end of the connecting post is connected to the tear piece, and the card hole is disposed on the tear piece.
4. The anti-theft bottle cap according to claim 2, wherein one end of the crotch piece is connected to the upper cover body, and the other end is a free end extending obliquely downward, the crotch piece and the upper cover body. A card slot is formed between the outer walls, and the upper end of the tearing member is received in the card slot.
5. The anti-theft bottle cap according to claim 2, wherein the outer wall of the upper cover body is provided with a connecting piece, the block is disposed on the connecting piece, and the block and the crotch piece are under the The projections on the cover are all within the lower cover.
6. The anti-theft bottle cap according to claim 1, wherein the upper end of the lower cover body is provided with an upwardly extending annular support column, and the outer wall of the annular support column is provided with a positioning protrusion on the upper cover body. The inner wall is provided with a positioning groove that cooperates with the positioning protrusion.
7. The anti-theft bottle cap according to claim 6, wherein the upper cover body is provided with a first annular flange extending downward, and the outer wall of the first annular flange is provided with a fastening groove, and the fastening groove a sealing ring is disposed therein, and an inner wall of the discharging opening is provided with a fastening protrusion corresponding to the fastening groove, and the first annular flange and the discharge opening pass through the fastening groove, the sealing ring and the fastening protrusion Sealed snap connection.
8. The anti-theft bottle cap according to claim 6, wherein the outlet end of the discharge opening is provided with an upwardly extending flow guiding block, and the side wall of the flow guiding block forms a diversion flow which is electrically connected to the discharge opening. A recirculation groove is formed between the outer wall of the flow guiding block and the inner wall of the annular support column, and the height of the return groove at the flow guiding port is smaller than the height of the return groove at other positions.
9. The anti-theft bottle cap according to claim 8, further comprising a flow guiding tongue connected to an inner side wall of the discharge opening, wherein the air guiding tongue is disposed corresponding to the air guiding opening, and one end of the air guiding tongue is connected The portion is connected to the inner wall of the discharge port, and the other end extends away from the discharge port, and a gas release through hole is formed in the joint portion.
10. The anti-theft bottle cap according to claim 1, wherein the inner wall of the lower cover body is provided with a check block engaged with the mouth of the container, and a horizontally extending ring is arranged on the inner wall of the lower cover body. a second boss flange is disposed on the annular boss, and the second annular flange, the annular boss and the inner wall of the lower cover body together form an annular receiving groove, and the annular receiving groove is A gasket is provided that cooperates with the mouth of the container.