Mouth wash filling anti-foam flow guide device
By incorporating a multi-stage slow-flow guiding structure with a connecting valve, extension tube, and suppressing nozzle inside the filling head, the problem of foam generation during mouthwash filling is solved, achieving efficient filling control and sealing quality assurance.
Patent Information
- Application Number
- CN202522559028.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-12-02
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2035-12-02
AI Technical Summary
Existing filling equipment generates foam due to surfactants when filling mouthwash, which affects filling accuracy and sealing performance, and also wastes mouthwash.
A mouthwash filling anti-foaming flow guiding device was designed. By setting a connecting valve, an extension tube and a suppressing nozzle inside the filling head, a multi-stage slow flow guiding structure is formed, which reduces the liquid flow rate and disperses the liquid into the bottle, thereby reducing foam generation.
It significantly reduces the flow rate and impact force of liquid ejection, prevents foam formation, ensures a clean filling environment, avoids waste and pollution, and improves filling accuracy and sealing performance.
Smart Images
Figure CN223737697U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to filling equipment technical field especially relates to a mouthwash filling anti-foam flow guide device. BACKGROUND
[0002] Mouthwash is a common oral cleaning and nursing product, and its main components usually include water, alcohol, spices, surfactants and antibacterial agents, etc. In the production process, the mouthwash is usually quantitatively filled into a bottle by using an automatic liquid filling equipment for packaging.
[0003] When the existing filling equipment is filled, the filling pipe is connected to the bottle opening of the container through a ring, and the mouthwash is injected into the bottle body of the container by high pressure. However, since the mouthwash contains a certain proportion of surfactant components, the liquid enters the bottle body at high speed under the driving of pressure to impact the bottle bottom or bottle wall during the filling process, thereby generating foam. The foam not only affects the precision of filling, resulting in a deviation between the actual filling amount and the set amount, but also easily overflows the bottle opening to pollute the filling environment after the liquid level rises, and also wastes the mouthwash. In addition, if there is foam between the bottle opening and the bottle cap in the subsequent capping process, the sealing property of the sealing opening is easily affected, thereby affecting the quality of the product. SUMMARY
[0004] The utility model aims at providing a mouthwash filling anti-foam flow guide device to solve the problems in the above background.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:
[0006] A mouthwash filling anti-foam flow guide device, comprising a filling head, a first cavity and a second cavity are sequentially arranged inside the filling head from bottom to top, a communication valve is slidably connected in the first cavity, an extension pipe is connected to one end of the bottom of the communication valve, the other end of the extension pipe extends downward through the bottom wall of the filling head and is connected with a suppression nozzle at the end, an end cover is installed in the second cavity, an elastic member is arranged between the end cover and the communication valve, a connecting port is arranged on the outer periphery of the filling head and is in communication with the first cavity, a first slow-flow channel is arranged on the communication valve, one end of the first slow-flow channel penetrates through the side wall of the communication valve, and the other end of the first slow-flow channel is in communication with the suppression nozzle through the extension pipe.
[0007] Preferably, a sleeve is arranged at the bottom of the end cover, the sleeve is connected with the second cavity through threads, one end of the elastic member away from the communication valve abuts against the top wall of the sleeve, a first connecting piece is arranged at the top of the end cover, and external threads are arranged on the outer periphery of the first connecting piece.
[0008] Preferably, the first cavity is in communication with the second cavity, and a first limiting ring is arranged between the first cavity and the second cavity.
[0009] Preferably, the side wall of the communication valve is provided with a rotation-stopping member, the side wall of the first cavity is provided with a guide groove extending along the axial direction of the first cavity, the guide groove is in sliding connection with the rotation-stopping member and the guide groove, and a first sealing ring is further arranged between the communication valve and the first cavity.
[0010] Preferably, the extension pipe is internally provided with a second flow slowing channel, the second flow slowing channel is spirally arranged around the central axis of the extension pipe, the top end opening of the second flow slowing channel penetrates through the top wall of the extension pipe and is in communication with the first flow slowing channel, and the bottom end opening of the second flow slowing channel penetrates through the bottom wall of the extension pipe and is in communication with the suppression nozzle.
[0011] Preferably, the top end of the suppression nozzle is provided with a connecting groove, the inner wall of the connecting groove is provided with an internal thread, and the outer periphery of one end of the bottom of the extension pipe is provided with an external thread in meshing connection with the internal thread.
[0012] Preferably, the axial top end of the extension pipe is provided with a second limiting ring, and a second sealing ring is arranged between the second limiting ring and the top wall of the suppression nozzle.
[0013] Preferably, the suppression nozzle is internally provided with a flow guide ramp, one end opening of the flow guide ramp penetrates through the bottom wall of the connecting groove and is in communication with the second flow slowing channel, and the other end opening of the flow guide ramp penetrates through the side wall of the suppression nozzle.
[0014] Preferably, the flow guide ramp has a plurality of groups, and the plurality of groups of flow guide ramps are spirally arranged around the central axis of the suppression nozzle at equal distances.
[0015] Preferably, the bottom wall of the suppression nozzle is provided with a plurality of soft rubber pads.
[0016] Compared with the prior art, the mouthwash filling anti-foam flow guide device has the following beneficial effects:
[0017] 1、The mouthwash filling anti-foam flow guide device has the following beneficial effects:
[0018] 2, the utility model discloses a first slow flow passage and connecting port are aligned and communicated by setting the elastic piece for driving the communication valve and the communication valve that can axial sliding in the filling head, and the elastic piece is compressed to make the first slow flow passage and connecting port align and communicate when filling, after filling, the elastic piece resets automatically and makes the first slow flow passage close, thereby flexibly controlling the opening and closing of the first slow flow passage during the filling process, preventing the leakage or drop of mouthwash in the non-filling state, and ensuring the cleanness and safety of equipment operation. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is three-dimensional structure schematic diagram of the utility model;
[0020] Figure 2 It is local section view structure schematic diagram of the utility model;
[0021] Figure 3 It is internal structure front view schematic diagram of the utility model;
[0022] Figure 4 It is first slow flow passage and second slow flow passage communication state front view structure section view schematic diagram of the utility model;
[0023] Figure 5 It is filling head three-dimensional local section view structure schematic diagram of the utility model;
[0024] Figure 6 It is connecting port three-dimensional structure schematic diagram of the utility model;
[0025] Figure 7 It is connecting port three-dimensional structure second perspective schematic diagram of the utility model.
[0026] In the drawing: 1, filling head;101, first cavity;1011, guide groove;102, first limit ring;103, second cavity;2, communication valve;201, first slow flow passage;202, rotation stopper;203, first sealing ring;3, extension pipe;301, second slow flow passage;302, second limit ring;303, second sealing ring;4, suppression nozzle;401, connecting groove;402, flow guide ramp;5, end cover;6, connecting port;7, elastic piece;8, soft rubber pad. DETAILED DESCRIPTION
[0027] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.
[0028] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.
[0029] As Figure 1 - Figure 7 A mouthwash filling anti-foam flow guide device, comprising a filling head 1, a first cavity 101 and a second cavity 103 are sequentially arranged in the filling head 1 from bottom to top, a communication valve 2 is slidably connected in the first cavity 101, an extension pipe 3 is connected to one end of the bottom of the communication valve 2, the other end of the extension pipe 3 extends downward through the bottom wall of the filling head 1 and is connected with a suppression nozzle 4 at the end, which is used to extend into the inside of the bottle body for filling, so as to avoid the liquid from impacting the bottle body by free fall above the bottle body, thereby reducing the generation of foam, an end cover 5 is installed in the second cavity 103, an elastic element 7 is arranged between the end cover 5 and the communication valve 2, a connecting port 6 is arranged on the outer periphery of the filling head 1 and is communicated with the first cavity 101, which is used to connect the external feeding pipeline, so as to transport the mouthwash to the anti-foam flow guide device, a first slow-flow channel 201 is arranged on the communication valve 2, one end of the first slow-flow channel 201 penetrates through the side wall of the communication valve 2, and the other end of the first slow-flow channel 201 is communicated with the suppression nozzle 4 through the extension pipe 3.
[0030] Under normal circumstances, the first slow-flow channel 201 on the side wall of the communication valve 2 is staggered with the connecting port 6; when filling, the extension pipe 3 is inserted into the inside of the bottle body and abuts against the bottom wall of the bottle body, so as to compress the elastic element 7, the communication valve 2 is axially slid relative to the first cavity 101, the first slow-flow channel 201 is aligned with the connecting port 6, the mouthwash enters the first slow-flow channel 201 of the communication valve 2 from the connecting port 6 under the action of the pressure of the external filling machine, is transported through the extension pipe 3, and is introduced into the bottle through the end of the suppression nozzle 4, so as to realize the hierarchical flow guide and slow-flow filling of the liquid, reduce the jetting pressure of the liquid flow-out end, and reduce the foam; after the filling is completed, the filling machine pulls out the whole anti-foam flow guide device from the bottle body, the elastic element 7 is reversely expanded, the communication valve 2 is reset, the first slow-flow channel 201 is staggered with the connecting port 6 of the filling head 1, so as to avoid the mouthwash in the filling head 1 from leaking under the non-filling state when the filling machine is connected.
[0031] Further, the bottom of the end cover 5 is provided with a sleeve, the sleeve is connected with the second cavity 103 through thread, the end away from the communicating valve 2 of the elastic element 7 is abutted with the top wall of the sleeve, so that the pre-tightening force of the elastic element 7 is adjustable, by screwing or unscrewing the sleeve, the deformation sensitivity of the elastic element 7 can be changed, so as to adjust the opening pressure of the communicating valve 2, so as to be suitable for the bottle body structure of different materials, avoid the deformation of the bottle body caused by the reverse force of the compressed elastic element 7 by the extension pipe 3 in the filling process, the top of the end cover 5 is provided with a first connecting piece, the outer periphery of the first connecting piece is provided with an external thread, which is used for connecting with the external filling machine, so as to drive the movement through the filling machine.
[0032] Further, the first cavity 101 is communicated with the second cavity 103, and a first limiting ring 102 is arranged between the first cavity 101 and the second cavity 103, in use, the limiting ring is used to limit the maximum stroke of the upward movement of the communicating valve 2, prevent the valve body from moving upward excessively under the pushing action of the extension pipe 3, so that the first circulating channel and the connecting port 6 are staggered to cause the leakage of the mouthwash.
[0033] Further, the side wall of the communicating valve 2 is provided with a rotation stopping piece 202, the side wall of the first cavity 101 is provided with a guide groove 1011 extending along the axis direction of the first cavity 101, the guide groove 1011 is slidably connected with the rotation stopping piece 202 along the extension direction of the guide groove 1011, the rotation stopping piece 202 and the guide groove 1011 make the communicating valve 2 slide along the extension direction of the guide groove 1011, specifically, along the axis direction of the first cavity 101, so as to prevent the communicating valve 2 from being radially deflected under force, causing the first slow-flow channel 201 and the connecting port 6 to be staggered, the first cavity 101 and the communicating valve 2 are further provided with a first sealing ring 203, which is used for sealing connection between the first cavity 101 and the communicating valve 2, so that the flow is more uniform when the liquid is delivered, and leakage is avoided.
[0034] Further, the extension pipe 3 is internally provided with a second slow-flow channel 301, the second slow-flow channel 301 is spirally arranged around the central axis of the extension pipe 3, and the top end opening of the second slow-flow channel 301 penetrates the top wall of the extension pipe 3 and is communicated with the first slow-flow channel 201, and the bottom end opening of the second slow-flow channel 301 penetrates the bottom wall of the extension pipe 3 and is communicated with the suppression nozzle 4, in use, when the liquid flows along the spirally arranged second slow-flow channel 301, the flow rate gradually slows down, the second slow-flow channel 301 converts the kinetic energy of the liquid into rotational potential energy, so as to reduce the impact force of the liquid, avoid the sudden change of the flow rate of the liquid, make the liquid enter the suppression nozzle 4 at a gentle flow rate, and reduce the gas entrainment to form foam.
[0035] In use, the connection ports 6 on the side wall of the filling head 1 can be provided in multiple, and similarly, the communication valve 2 is provided with a first annular flow channel corresponding to each of the multiple connection ports 6, and the other end of the first annular flow channel is in communication with a plurality of second slow flow channels 301 provided on the extension pipe 3, so that multiple groups of independent channels can simultaneously input liquid into the bottle, thereby shortening the time required for filling and improving the efficiency of filling.
[0036] Further, the top end of the suppression nozzle 4 is provided with a connecting groove 401, the inner wall of the connecting groove 401 is provided with an internal thread, and the outer periphery of one end of the bottom of the extension pipe 3 is provided with an external thread engaged with the internal thread, so that the suppression nozzle 4 and the extension pipe 3 can be flexibly disassembled, facilitating quick cleaning and maintenance.
[0037] Further, the second limiting ring 302 is provided at the axial top end of the extension pipe 3, and the second sealing ring 303 is provided between the top wall of the suppression nozzle 4 and the second limiting ring 302, the second limiting ring 302 is used to control the rotation depth of the suppression nozzle 4 relative to the extension pipe 3, preventing damage to the second sealing ring 303 caused by excessive tightening, and the second sealing ring 303 is used to form a sealing structure between the extension pipe 3 and the suppression nozzle 4, thereby blocking the liquid and preventing the liquid from leaking outward from the connection end.
[0038] Further, the suppression nozzle 4 is provided with a flow guide ramp 402, one end of the flow guide ramp 402 is open through the bottom wall of the connecting groove 401 and in communication with the second slow flow channel 301, and the other end of the flow guide ramp 402 is open through the side wall of the suppression nozzle 4, in use, the flow guide ramp 402 is used for flow guiding, so that the liquid flows out along the path of the flow guide ramp 402, avoiding direct impact on the bottle wall, thereby greatly reducing the formation of foam.
[0039] Further, the flow guide ramp 402 has a plurality of groups, and the plurality of groups of flow guide ramps 402 are spirally arranged at equal intervals around the central axis of the suppression nozzle 4, when filling, the liquid forms a spiral flow around the suppression nozzle 4 when entering the suppression nozzle 4, and is dispersed into a plurality of independent low-speed flow beams by the plurality of groups of flow guide ramps 402, thereby reducing the impact force at a single point and making the liquid distribution more uniform, achieving smooth filling and thereby suppressing the generation of bubbles.
[0040] Further, a plurality of soft rubber pads 8 are provided on the bottom wall of the suppression nozzle 4, which serve as a buffer when the suppression nozzle 4 contacts the bottom wall of the bottle, preventing the suppression nozzle 4 from hard colliding with the bottom wall of the bottle and scratching the bottle.
[0041] Working principle: before filling, install the anti-foam flow guide device to the filling machine, the connecting port 6 of the filling head 1 is communicated with the external feeding pipeline, when the filling operation starts, the filling machine drives the anti-foam flow guide device to move downward along the vertical direction as a whole, so that the suppression nozzle 4 end enters the bottle to be filled, until the suppression nozzle 4 abuts against the bottom wall of the bottle and compresses the bottle, at this time, the upward reaction force of the suppression nozzle 4 is transmitted to the communication valve 2 through the extension pipe 3, the communication valve 2 is pushed to slide upward along the axial direction of the first cavity 101 to compress the elastic member 7, so that the first slow flow channel 201 on the communication valve 2 is aligned and communicated with the connecting port 6, the mouthwash enters the first cavity 101 through the connecting port 6 under the pressure of the filling machine, and enters the inside of the extension pipe 3 through the first slow flow channel 201 of the communication valve 2, the liquid flows into the flow guide ramp 402 in the suppression nozzle 4 along the second slow flow channel 301 spirally arranged in the extension pipe 3, is divided into several parts through the multiple spiral distribution flow guide ramps 402, and is uniformly discharged from the side wall of the suppression nozzle 4 to the bottom of the bottle, so that the foam generated by the high-speed impact of the liquid on the liquid surface is effectively prevented.
[0042] After filling to the predetermined liquid level, the filling machine drives the anti-foam flow guide device to rise as a whole, the suppression nozzle 4 is separated from the bottle, the elastic member 7 restores the deformation and pushes the communication valve 2 to reset downward, so that the first slow flow channel 201 is disengaged with the connecting port 6, the flow path of the mouthwash is cut off, and the mouthwash is prevented from leaking or dripping from the connecting port 6 in the non-filling state.
[0043] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. A mouthwash filling anti-foam flow guide device comprising a filling head (1), characterized in that: The filling head (1) is internally provided with a first cavity (101) and a second cavity (103) from bottom to top in sequence, the first cavity (101) is internally connected with a communication valve (2) in a sliding mode, one end of the bottom of the communication valve (2) is connected with an extension pipe (3), the other end of the extension pipe (3) extends downward through the bottom wall of the filling head (1) and is connected with a suppression nozzle (4) at the tail end, the second cavity (103) is provided with an end cover (5), the elastic element (7) is arranged between the end cover (5) and the communication valve (2), the outer periphery of the filling head (1) is provided with a connecting port (6) in communication with the first cavity (101), the communication valve (2) is provided with a first slow-flow channel (201), one end of the first slow-flow channel (201) penetrates the side wall of the communication valve (2), and the other end of the first slow-flow channel (201) is in communication with the suppression nozzle (4) through the extension pipe (3).
2. The mouthwash filling anti-foam guiding device according to claim 1, characterized in that, The bottom of the end cover (5) is provided with a sleeve, the sleeve is connected with the second cavity (103) in a threaded mode, one end of the elastic element (7) away from the communication valve (2) is in abutment with the top wall of the sleeve, the top of the end cover (5) is provided with a first connecting piece, and the outer periphery of the first connecting piece is provided with external threads.
3. The mouthwash filling anti-foam guiding device according to claim 2, characterized in that, The first cavity (101) is in communication with the second cavity (103), and a first limiting ring (102) is arranged between the first cavity (101) and the second cavity (103).
4. The mouthwash filling anti-foam guiding device according to claim 3, characterized in that, The side wall of the communication valve (2) is provided with a rotation-stopping element (202), the side wall of the first cavity (101) is provided with a guide groove (1011) extending along the axis direction of the first cavity (101), the rotation-stopping element (202) is connected with the guide groove (1011) in a sliding mode, and the communication valve (2) and the first cavity (101) are further provided with a first sealing ring (203).
5. The mouthwash filling anti-foam guiding device according to claim 1, wherein, The extension pipe (3) is internally provided with a second slow-flow channel (301), the second slow-flow channel (301) is spirally arranged around the central axis of the extension pipe (3), the top end opening of the second slow-flow channel (301) penetrates the top wall of the extension pipe (3) and is in communication with the first slow-flow channel (201), and the bottom end opening of the second slow-flow channel (301) penetrates the bottom wall of the extension pipe (3) and is in communication with the suppression nozzle (4).
6. The mouthwash filling anti-foam guiding device according to claim 5, characterized in that, The top end of the suppression nozzle (4) is provided with a connecting groove (401), the inner wall of the connecting groove (401) is provided with internal threads, and the outer periphery of one end of the bottom of the extension pipe (3) is provided with external threads in meshing connection with the internal threads.
7. The mouthwash filling anti-foam guiding device according to claim 6, characterized in that, The top end of the extension pipe (3) is provided with a second limiting ring (302) in the axial direction of the external threads, and the second limiting ring (302) and the top wall of the suppression nozzle (4) are provided with a second sealing ring (303) therebetween.
8. The mouthwash filling anti-foam guiding device according to claim 7, characterized in that, The suppression nozzle (4) is internally provided with a flow guide ramp (402), one end of the flow guide ramp (402) penetrates the bottom wall of the connecting groove (401) and is in communication with the second slow-flow channel (301), and the other end of the flow guide ramp (402) penetrates the side wall of the suppression nozzle (4).
9. The mouthwash filling anti-foam guiding device according to claim 8, characterized in that, The flow guide ramp (402) has a plurality of groups, and the plurality of groups of flow guide ramps (402) are spirally arranged around the central axis of the suppression nozzle (4) at equal intervals.
10. The mouthwash filling anti-foam guiding device according to claim 9, characterized in that, The bottom wall of the suppression spray head (4) is provided with a plurality of soft rubber pads (8).