Machine head structure and leading-in device
By designing a head structure with a mixing component and a drive structure, the problems of uneven mixing of beauty ingredients and increased usage time in collagen delivery devices have been solved, achieving uniform mixing of beauty ingredients and improving user experience.
Patent Information
- Application Number
- CN202511540721.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-10-27
- Publication Date
- 2025-12-12
AI Technical Summary
Existing collagen delivery devices require users to manually mix multiple beauty ingredients during use, resulting in uneven mixing, a poor user experience, and the need to replace the delivery head increases the usage time.
Design a head structure including an inlet shell, an inlet head, a stirring assembly, and a drive structure. The stirring assembly moves under the drive structure to achieve mixing and uniform stirring of the inlet liquid, avoiding manual mixing and replacement of the inlet head.
It achieves uniform mixing of various beauty ingredients, enhances user experience, reduces usage time, has a simple and space-saving structure, and requires no manual operation.
Smart Images
Figure CN121102713A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of introduction devices, in particular to a handpiece structure and an introduction device. BACKGROUND
[0002] In the use process of the collagen introduction instrument and other introduction devices, generally, one collagen introduction head corresponds to a single cosmetic component. If the user needs multiple cosmetic effects, the user needs to manually mix multiple cosmetic components and then put them into the introduction head for cosmetic treatment, or the user needs to replace different introduction heads for cosmetic treatment. Such operation. Manually mixing cosmetic components can easily lead to poor user experience and uneven mixing of cosmetic components. Replacing different introduction heads can easily lead to an increase in the use time of the introduction device by the user, resulting in poor user experience. SUMMARY
[0003] Therefore, the present application provides a handpiece structure and an introduction device to solve the problems of uneven mixing of manually mixed cosmetic components, poor user experience, and an increase in the use time of the introduction device by the user due to replacement of different introduction heads.
[0004] In a first aspect, the present application provides a handpiece structure, comprising: an introduction shell; an introduction head connected to the front end of the introduction shell, wherein the interior of the introduction head is provided with an introduction cavity, and the introduction head is provided with a first opening in communication with the introduction cavity; a stirring assembly movably connected at the first opening, wherein at least part of the stirring assembly is arranged in the introduction cavity through the first opening; a driving structure arranged in the introduction shell, wherein the stirring assembly is connected with the power output end of the driving structure.
[0005] Beneficial effects: The introduction cavity is used to hold introduction liquid, and the stirring assembly is movably connected at the first opening. When the stirring assembly is driven to move by the driving structure, at least part of the stirring assembly moves in the introduction cavity, driving the introduction liquid in the introduction cavity to flow, so as to mix and stir the introduction liquid in the introduction cavity, meet the multiple cosmetic needs of the user, make the mixing of different introduction liquids uniform, and avoid the need to manually mix different introduction liquids or replace the introduction heads holding different introduction liquids, thereby avoiding the increase in the use time caused by replacement of different introduction heads and improving the user experience.
[0006] In an optional embodiment, the introduction head is further provided with a lead-out hole in communication with the introduction cavity, and the driving structure is used to drive the introduction liquid in the introduction cavity to lead out from the lead-out hole.
[0007] Beneficial effects: the driving structure can not only drive the stirring assembly to move to mix the imported liquid in the imported cavity, but also make the imported liquid in the imported cavity be guided out through the guiding-out hole, thereby performing the cosmetic operation on the user's face, reducing the parts, simplifying the structure, saving the space, and effectively utilizing the driving structure.
[0008] In an alternative embodiment, the head structure further comprises: a pushing member, which is slidably arranged at the first opening along the axial direction of the power output end of the driving structure, and is used to push the imported liquid to be guided out from the guiding-out hole; a rotating member, one end of which is connected with the power output end of the driving structure, and the other end of which is connected with one end of the stirring assembly away from the imported cavity; a transmission member, which is arranged between the pushing member and the rotating member, and transmissionally connects the pushing member and the rotating member.
[0009] Beneficial effects: the pushing member is slidably arranged at the first opening, and exerts the pushing pressure on the imported cavity through the first opening, thereby making the imported liquid in the imported cavity be guided out from the guiding-out hole; the rotating member is connected with the power output end of the driving structure, and directly transmits the rotation of the power output end to the stirring assembly, thereby driving the stirring assembly to rotate to mix the imported liquid in the imported cavity; the rotating member further converts the rotation of the power output end of the driving structure into the movement in the axial direction by means of the transmission member, thereby driving the pushing member to slide at the first opening, and making the imported liquid in the imported cavity be guided out from the guiding-out hole. By arranging the rotating member and the transmission member, under the driving action of the driving structure, the stirring assembly can be driven to rotate to mix the imported liquid in the imported cavity, and the pushing member can be driven to slide at the first opening, thereby making the imported liquid in the imported cavity be guided out from the guiding-out hole.
[0010] In an alternative embodiment, one end of the transmission member towards the rotating member is provided with a transmission end face, the transmission end face is sequentially provided with a convex section, a first transition section, a concave section and a second transition section in the circumferential direction; in the axial direction, the distance between the convex section and the end of the transmission member away from the rotating member is a first distance, the distance between the concave section and the end of the transmission member away from the rotating member is a second distance, and the first distance is greater than the second distance; the outer periphery of the rotating member is provided with a matching column, and the matching column is in sliding fit with the transmission end face.
[0011] Beneficial effects: cooperate with the column to rotate with the rotating piece, in the process of rotating, in turn through the convex section, the first transition section, the concave section and the second transition section, when the position of the cooperating column switches from corresponding to the concave section to corresponding to the convex section, through the second transition section and cooperate with it, drive the transmission member to move away from the driving structure, and then drive the pusher to move to the introduction cavity, thereby driving the introduction liquid to be introduced from the introduction hole; when the position of the cooperating column switches from corresponding to the convex section to corresponding to the concave section, when passing through the first transition section, the first transition section is not matched, and the transmission member is not driven to move away from the driving structure, the transmission member and the pusher can be driven to move to the driving structure under the driving of other power members.
[0012] In an alternative embodiment, the stirring assembly comprises: a stirring shaft movably connected at the first opening; one end of the stirring shaft is connected with the rotating piece, and the other end is arranged in the introduction cavity; the pusher is sleeved on the outer periphery of the stirring shaft and is arranged in space with the outer periphery of the stirring shaft; the transmission member is sleeved on the outer periphery of the stirring shaft and is arranged in space with the outer periphery of the stirring shaft; stirring blades protruding on the outer periphery of the stirring shaft, the stirring blades being located in the introduction cavity.
[0013] Beneficial effects: the pusher is sleeved on the outer periphery of the stirring shaft and is arranged in space with the outer periphery of the stirring shaft, which is simple in structure, saves space, and does not interfere with the movement of the stirring shaft; the transmission member is sleeved on the outer periphery of the stirring shaft and is arranged in space with the outer periphery of the stirring shaft, which is simple in structure, saves space, and does not interfere with the movement of the stirring shaft; the stirring blades can enhance the stirring range and stirring effect of the stirring assembly.
[0014] In an alternative embodiment, the introduction head is further provided with a second opening, the second opening is in communication with the introduction cavity and is arranged opposite to the first opening; a microneedle is slidably connected at the second opening, the microneedle is rotatably connected with the stirring shaft, and the microneedle is provided with the outlet hole.
[0015] Beneficial effects: the second opening is arranged opposite to the first opening, the pusher can be driven by the driving structure to approach the second opening, thereby pushing the introduction liquid to be introduced from the outlet hole of the microneedle, which has good introduction effect; the microneedle is rotatably connected with the stirring shaft, which can limit the rotation of the stirring shaft and ensure that the stirring shaft can rotate smoothly.
[0016] In an alternative embodiment, a limiting step is outwardly protruding on the outer periphery of the stirring shaft, one end of the pusher close to the transmission member is inwardly protruding and provided with a matching flange, and the matching flange is clamped between the limiting step and the transmission member.
[0017] Beneficial effects: the setting of the limiting step can cooperate with the matching flange, and then in the process of moving the pusher to the direction of the introduction cavity, the pusher can drive the stirring shaft to also move axially through the limiting step and the matching flange, and then drive the microneedle head rotatably connected with the stirring shaft to also move forward, so that the microneedle head can perform cosmetic operation on the user's skin.
[0018] In an alternative embodiment, the microneedle head is provided with a mounting groove, and the end of the stirring shaft is rotatably connected in the mounting groove.
[0019] Beneficial effects: the setting of the mounting groove can not only limit the stirring shaft, but also ensure that the stirring shaft can rotate smoothly.
[0020] In an alternative embodiment, the handpiece structure further comprises a front cover, which is detachably connected to the introduction head and covers the second opening and the microneedle head.
[0021] Beneficial effects: through the setting of the front cover, the second opening and the microneedle head can be protected to ensure the hygiene of the second opening and the microneedle head. When using the handpiece structure for cosmetic operation, the front cover can be detached first; after use, the front cover can be connected to the introduction head.
[0022] In an alternative embodiment, the handpiece structure further comprises a first elastic member arranged between the introduction head and the pusher.
[0023] Beneficial effects: the first elastic member is arranged between the introduction head and the pusher, and when the position of the matching column is switched from corresponding to the protruding section to corresponding to the recessed section, it does not cooperate with the first transition section when passing through the first transition section, and no longer drives the transmission member to move away from the driving structure. The first elastic member provides a restoring force for the pusher, so that the pusher can reciprocate in the axial direction during the rotation of the driving structure.
[0024] In an alternative embodiment, the handpiece structure further comprises a second elastic member arranged between the introduction shell and the transmission member.
[0025] Beneficial effects: the second elastic member is arranged between the introduction shell and the transmission member, and when the position of the matching column is switched from corresponding to the protruding section to corresponding to the recessed section, it does not cooperate with the first transition section when passing through the first transition section, and no longer drives the transmission member to move away from the driving structure. The second elastic member can provide a restoring force for the transmission member, so that the transmission member can reciprocate in the axial direction during the rotation of the driving structure.
[0026] In an alternative embodiment, the introduction shell comprises an outer shell, a front shell and a sealing member, the front end of the outer shell is provided with a third opening, the front shell is detachably connected at the third opening and forms an installation cavity with the outer shell, the driving structure and the rotating member are arranged in the installation cavity; the front shell is provided with a fourth opening, the sealing member is connected at the fourth opening, and the transmission member slides through the inner periphery of the sealing member.
[0027] Beneficial effects: the sealing member is arranged to realize the sealing effect between the introduction head and the introduction shell, prevent the introduction liquid in the introduction cavity from entering the introduction shell, and then entering the rotating member, the driving structure and other positions of the introduction shell, and avoid damage to the driving structure and other structures in the introduction shell.
[0028] In an alternative embodiment, the introduction head is further provided with a liquid adding port, the liquid adding port is in communication with the introduction cavity, and a sealing cover is detachably connected at the liquid adding port.
[0029] Beneficial effects: after the sealing cover is detached, the introduction liquid can be added to the introduction cavity through the liquid adding port; after the addition is completed, the sealing cover can be connected to prevent the introduction liquid from spilling out.
[0030] In a second aspect, the application further provides an introduction device, comprising: a machine body; the machine head structure described above, and the machine body and the machine head structure are detachably connected.
[0031] In an alternative embodiment, the introduction device is a collagen introduction instrument. BRIEF DESCRIPTION OF DRAWINGS
[0032] In order to more clearly illustrate the technical solutions in the specific embodiments or related art, the following will briefly introduce the drawings needed to be used in the specific embodiments or related art descriptions. Obviously, the drawings described below are some embodiments of the application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.
[0033] Figure 1 is a cross-sectional view of a machine head structure of an embodiment of the application; Figure 2 is a cross-sectional view of an introduction head of a machine head structure of an embodiment of the application; Figure 3 is a schematic view of a stirring assembly of a machine head structure of an embodiment of the application; Figure 4 is a cross-sectional view of a working state of a machine head structure of an embodiment of the application; Figure 5A sectional view of another working state of the nose structure of an embodiment of the present application; Figure 6 An installation explosion view of the nose structure of an embodiment of the present application; Figure 7 A sectional view of another working state of the nose structure of an embodiment of the present application; Figure 4 A sectional view of another working state of the nose structure of an embodiment of the present application;
[0034] Explanation of reference signs: 1, introduction shell; 101, outer shell; 102, front shell; 103, sealing element; 2, introduction head; 21, introduction cavity; 22, first opening; 3, stirring assembly; 31, stirring shaft; 311, limiting step; 32, stirring blade; 4, driving structure; 5, push element; 511, matching flange; 6, rotating element; 61, matching column; 7, transmission element; 71, transmission end face; 711, convex section; 712, concave section; 8, microneedle; 81, mounting groove; 9, front cover; 10, first elastic element; 11, second elastic element. DETAILED DESCRIPTION
[0035] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, but not all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.
[0036] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application 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 a limitation on the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0037] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, and it can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0038] In addition, the technical features involved in the different embodiments of the application described below can be combined with each other as long as there is no conflict between them.
[0039] The embodiments of the present application will be described below. Figures 1 to 7 , describe the embodiments of the present application.
[0040] According to an embodiment of the present application, in one aspect, a handpiece structure is provided, which comprises an introduction shell 1, an introduction head 2, a stirring assembly 3 and a driving structure 4.
[0041] The introduction head 2 is connected to the front end of the introduction shell 1; the inside of the introduction head 2 is provided with an introduction cavity 21, and the introduction head 2 is provided with a first opening 22 communicating with the introduction cavity 21.
[0042] The stirring assembly 3 is movably connected at the first opening 22, wherein at least part of the stirring assembly 3 is arranged in the introduction cavity 21 through the first opening 22; The driving structure 4 is arranged in the introduction shell 1, and the stirring assembly 3 is connected with the power output end of the driving structure 4.
[0043] The introduction cavity 21 is used to hold the introduction liquid, and the stirring assembly 3 is movably connected at the first opening 22. When the stirring assembly 3 is driven to move by the driving structure 4, at least part of the stirring assembly 3 moves in the introduction cavity 21, driving the introduction liquid in the introduction cavity 21 to flow, so as to mix and stir the introduction liquid in the introduction cavity 21, meet the various beauty needs of the user, make the mixture of different introduction liquids uniform, and without manually mixing different introduction liquids or replacing the introduction head 2 holding different introduction liquids, avoid the lengthening of the use time caused by replacing different introduction heads 2, and the user experience is better.
[0044] Specifically, the introduction liquid can be a liquid containing beauty components.
[0045] Specifically, in one embodiment, the user can first pre-mix at least two introduction liquids in a container, and then load the at least two pre-mixed introduction liquids into the introduction cavity 21.
[0046] In another embodiment, the user can sequentially add at least two introduction liquids into the introduction cavity 21, and then mix the liquids in the introduction cavity 21 and then mix the liquids uniformly by the stirring assembly 3.
[0047] In one embodiment, the driving structure 4 can drive the stirring assembly 3 to reciprocate in the axial direction in the introduction cavity 21, so as to drive the introduction liquids in the introduction cavity 21 to flow and mix.
[0048] In another embodiment, the driving structure 4 can also drive the stirring assembly 3 to rotate in the introduction cavity 21, so as to drive the introduction liquids in the introduction cavity 21 to flow and mix.
[0049] In one embodiment, the introduction head 2 is further provided with an outlet hole, the outlet hole is in communication with the introduction cavity 21, and the driving structure 4 is used to drive the introduction liquids in the introduction cavity 21 to flow out of the outlet hole.
[0050] The driving structure 4 can drive the stirring assembly 3 to move, so that the introduction liquids in the introduction cavity 21 can be uniformly mixed, and the introduction liquids in the introduction cavity 21 can flow out of the outlet hole, thereby performing a cosmetic operation on the face of the user, reducing the number of parts, simplifying the structure, saving space, and effectively utilizing the driving structure 4.
[0051] As a convertible embodiment, the introduction head 2 is further provided with an outlet hole, the outlet hole is in communication with the introduction cavity 21, and the head structure further includes a power structure, the power structure is used to drive the introduction liquids in the introduction cavity 21 to flow out of the outlet hole.
[0052] In one embodiment, the head structure further includes a pushing member 5, a rotating member 6, and a transmission member 7.
[0053] The pushing member 5 is slidably arranged at the first opening 22 along the axial direction of the power output end of the driving structure 4, and is used to push the introduction liquids to flow out of the outlet hole.
[0054] One end of the rotating member 6 is connected with the power output end of the driving structure 4, and the other end is connected with one end of the stirring assembly 3 away from the introduction cavity 21.
[0055] The transmission member 7 is arranged between the pushing member 5 and the rotating member 6, and the transmission member 7 is in transmission connection with the pushing member 5 and the rotating member 6.
[0056] The pushing member 5 is slidingly arranged at the first opening 22, and the pushing pressure is applied to the introduction cavity 21 through the first opening 22, so that the introduction liquid in the introduction cavity 21 can be guided out of the guide-out hole; the rotating member 6 is connected with the power output end of the driving structure 4, and the rotation of the power output end can be directly transmitted to the stirring assembly 3, so that the stirring assembly 3 is driven to rotate to mix the introduction liquid in the introduction cavity 21; the rotating member 6 also converts the rotation of the power output end of the driving structure 4 into the movement in the axial direction through the transmission member 7, so that the pushing member 5 can be driven to slide at the first opening 22, and the introduction liquid in the introduction cavity 21 can be guided out of the guide-out hole. Through the arrangement of the rotating member 6 and the transmission member 7, under the driving action of the driving structure 4, the stirring assembly 3 can be driven to rotate to mix the introduction liquid in the introduction cavity 21, and the pushing member 5 can be driven to slide at the first opening 22, so that the introduction liquid in the introduction cavity 21 can be guided out of the guide-out hole.
[0057] In one embodiment, one end of the transmission member 7 towards the rotating member 6 is provided with a transmission end face 71, and the transmission end face 71 is sequentially provided with a convex section 711, a first transition section, a concave section 712 and a second transition section in the circumferential direction; in the axial direction, the distance between the convex section 711 and the end of the transmission member 7 away from the rotating member 6 is a first distance, the distance between the concave section 712 and the end of the transmission member 7 away from the rotating member 6 is a second distance, and the first distance is greater than the second distance; the outer periphery of the rotating member 6 is provided with a matching column 61, and the matching column 61 is slidingly matched with the transmission end face 71.
[0058] The matching column 61 rotates with the rotating member 6, and in the rotating process, sequentially passes through the convex section 711, the first transition section, the concave section 712 and the second transition section. When the position of the matching column 61 switches from corresponding to the concave section 712 to corresponding to the convex section 711, it passes through the second transition section and cooperates with it to drive the transmission member 7 to move away from the driving structure 4, and in turn drives the pushing member 5 to move towards the introduction cavity 21 to drive the introduction liquid to guide out of the guide-in hole; when the position of the matching column 61 switches from corresponding to the convex section 711 to corresponding to the concave section 712, it does not cooperate with the first transition section when passing through the first transition section, and the transmission member 7 is no longer driven to move away from the driving structure 4, and the transmission member 7 and the pushing member 5 can be driven to move towards the driving structure 4 and reset under the driving of other power members.
[0059] In one embodiment, the head structure further comprises a first elastic member 10 arranged between the introduction head 2 and the pushing member 5.
[0060] The first elastic member 10 is arranged between the lead-in head 2 and the push member 5, and when the position of the engaging column 61 is switched from corresponding to the protruding section 711 to corresponding to the recessed section 712, the first elastic member 10 does not cooperate with the first transition section when passing through the first transition section, and no longer drives the transmission member 7 to move away from the driving structure 4. The first elastic member 10 provides a restoring force for the push member 5, so that the push member 5 can reciprocate in the axial direction during the process of the driving structure 4 driving the rotating member 6 to rotate.
[0061] Further, in an embodiment, the first elastic member 10 is a spring, which is sleeved on the outer periphery of the push member 5, and the two ends thereof abut against the lead-in head 2 and the push member 5 respectively.
[0062] In an embodiment, the machine head structure further comprises a second elastic member 11, which is arranged between the lead-in shell 1 and the transmission member 7.
[0063] The second elastic member 11 is arranged between the lead-in shell 1 and the transmission member 7, and when the position of the engaging column 61 is switched from corresponding to the protruding section 711 to corresponding to the recessed section 712, the second elastic member 11 does not cooperate with the first transition section when passing through the first transition section, and no longer drives the transmission member 7 to move away from the driving structure 4. The second elastic member 11 can provide a restoring force for the transmission member 7, so that the transmission member 7 can reciprocate in the axial direction during the process of the driving structure 4 driving the rotating member 6 to rotate.
[0064] Further, in an embodiment, the second elastic member 11 is a spring, which is sleeved on the outer periphery of the transmission member 7, and the two ends thereof abut against the lead-in shell 1 and the transmission member 7 respectively.
[0065] In an embodiment, the stirring assembly 3 comprises a stirring shaft 31 and a stirring blade 32.
[0066] The stirring shaft 31 is movably connected at the first opening 22; one end of the stirring shaft 31 is connected with the rotating member 6, and the other end is arranged in the lead-in cavity 21; the push member 5 is sleeved on the outer periphery of the stirring shaft 31 and is arranged in a spaced manner with the outer periphery of the stirring shaft 31; and the transmission member 7 is sleeved on the outer periphery of the stirring shaft 31 and is arranged in a spaced manner with the outer periphery of the stirring shaft 31.
[0067] The stirring blade 32 is protrusively arranged on the outer periphery of the stirring shaft 31, and the stirring blade 32 is located in the lead-in cavity 21.
[0068] The pushing member 5 is sleeved on the outer periphery of the stirring shaft 31 and is spaced apart from the outer periphery of the stirring shaft 31, which is simple in structure, saves space, and does not interfere with the movement of the stirring shaft 31; the transmission member 7 is sleeved on the outer periphery of the stirring shaft 31 and is spaced apart from the outer periphery of the stirring shaft 31, which is simple in structure, saves space, and does not interfere with the movement of the stirring shaft 31; the stirring blade 32 can enhance the stirring range and stirring effect of the stirring assembly 3.
[0069] In one embodiment, the introduction head 2 is also provided with a second opening, which communicates with the introduction cavity 21 and is arranged opposite to the first opening 22; a microneedle 8 is slidably connected at the second opening, the microneedle 8 is rotatably connected with the stirring shaft 31, and the microneedle 8 is provided with the outlet hole.
[0070] The second opening is arranged opposite to the first opening 22, the pushing member 5 can be driven by the driving structure 4 to approach the second opening, thereby pushing the introduction liquid to be introduced out of the outlet hole of the microneedle 8, which has a good introduction effect; the microneedle 8 is rotatably connected with the stirring shaft 31, which can limit the rotation of the stirring shaft 31 and ensure that the stirring shaft 31 can rotate smoothly.
[0071] In one embodiment, the outer periphery of the stirring shaft 31 is outwardly protrudingly provided with a limiting step 311, one end of the pushing member 5 close to the transmission member 7 is inwardly protrudingly provided with a matching flange 511, and the matching flange 511 is clamped between the limiting step 311 and the transmission member 7.
[0072] The limiting step 311 can cooperate with the matching flange 511, so that when the pushing member 5 moves in the direction of the introduction cavity 21, the pushing member 5 can drive the stirring shaft 31 to also move axially through the limiting step 311 and the matching flange 511, thereby driving the microneedle 8 rotatably connected with the stirring shaft 31 to also move forward, so that the microneedle 8 can perform beauty operation on the skin of the user.
[0073] In one embodiment, the microneedle 8 is provided with a mounting groove 81, and the end of the stirring shaft 31 is rotatably connected in the mounting groove 81.
[0074] The mounting groove 81 can limit the stirring shaft 31 and ensure that the stirring shaft 31 can rotate smoothly.
[0075] In a further embodiment, when the pushing member 5 moves in the direction away from the introduction cavity 21 for resetting, the pushing member 5 no longer applies an axial force to the stirring shaft 31 through the limiting step 311 and the matching step, and the stirring shaft 31 can automatically return to the original position under the action of the force applied by the user to the skin.
[0076] In one embodiment, the head structure further includes a front cover 9, which is detachably connected to the inlet head 2 and covers the second opening and the microneedle 8.
[0077] The front cover 9 protects the second opening and the microneedle 8, ensuring their hygiene. When using the head structure for cosmetic procedures, the front cover 9 can be removed first; after use, the front cover 9 can be reattached to the inlet head 2.
[0078] In one embodiment, the inlet shell 1 includes an outer shell 101, a front shell 102, and a seal 103. The front end of the outer shell 101 is provided with a third opening. The front shell 102 is detachably connected to the third opening and forms an installation cavity with the outer shell 101. The drive structure 4 and the rotating member 6 are disposed in the installation cavity. The front shell 102 is provided with a fourth opening. The seal 103 is connected to the fourth opening. The transmission member 7 slides through the inner circumference of the seal 103.
[0079] By setting the seal 103, the sealing effect between the inlet head 2 and the inlet shell 1 can be achieved, preventing the inlet fluid in the inlet cavity 21 from entering the inlet shell 1 and then entering the rotating part 6, the drive structure 4 and other positions of the inlet shell 1, thus avoiding damage to the drive structure 4 and other structures inside the inlet shell 1 by the inlet fluid.
[0080] In a further embodiment, the outer periphery of the seal 103 is provided with an annular groove, so that the cross-section of the seal 103 in the axial direction is "I" shaped. The seal 103 is inserted into the fourth opening through the annular groove.
[0081] In one embodiment, the inlet head 2 is further provided with a liquid inlet, which is connected to the inlet cavity 21, and a sealing cap is detachably connected to the liquid inlet.
[0082] After removing the sealing cap, the inlet fluid can be added into the inlet cavity 21 through the filling port; after adding, the sealing cap can be reconnected to prevent the inlet fluid from overflowing.
[0083] In a further embodiment, the infusion head 2 is detachably connected to the front end of the infusion shell 1. This facilitates the addition of infusion fluid and also makes replacement easy.
[0084] In one specific embodiment, the liquid inlet is located at the rear end of the inlet head 2 facing the drive structure 4, which can hide and protect the liquid inlet and the sealing cap.
[0085] In another specific embodiment, the liquid inlet is located at the front end of the inlet head 2.
[0086] Alternatively, the liquid inlet can be located on the side of the inlet head 2.
[0087] According to an embodiment of the present application, in another aspect, there is also provided an introduction device, comprising: a machine body and the above-mentioned machine head structure, the machine body and the machine head structure being detachably connected. The machine head structure comprises an introduction shell 1, an introduction head 2, a stirring assembly 3 and a driving structure 4. The introduction head 2 is connected at the front end of the introduction shell 1; the inside of the introduction head 2 is provided with an introduction cavity 21, and the introduction head 2 is provided with a first opening 22 in communication with the introduction cavity 21. The stirring assembly 3 is movably connected at the first opening 22, wherein at least part of the stirring assembly 3 is arranged in the introduction cavity 21 through the first opening 22; the driving structure 4 is arranged in the introduction shell 1, and the stirring assembly 3 is connected with the power output end of the driving structure 4.
[0088] The introduction cavity 21 is used to hold the introduction liquid, and the stirring assembly 3 is movably connected at the first opening 22. When the stirring assembly 3 is driven to move by the driving structure 4, at least part of the stirring assembly 3 moves in the introduction cavity 21, driving the introduction liquid in the introduction cavity 21 to flow, so as to mix and stir the introduction liquid in the introduction cavity 21, meet the various beauty needs of the user, make the mixture of different introduction liquids uniform, and avoid the need to manually mix different introduction liquids or replace the introduction head 2 holding different introduction liquids, thereby avoiding the lengthening of the use time caused by replacing different introduction heads 2, and providing a better user experience.
[0089] In one embodiment, the introduction device is a collagen introduction instrument.
[0090] Although the embodiments of the present application are described in conjunction with the drawings, various modifications and changes can be made by those skilled in the art without departing from the spirit and scope of the present application, and such modifications and changes fall within the scope defined by the present application.
Claims
1. A headstock structure, characterized in that, include: Import shell (1); An inlet head (2) is connected to the front end of the inlet shell (1); The inlet head (2) has an inlet cavity (21) inside, and the inlet head (2) has a first opening (22) communicating with the inlet cavity (21). A stirring assembly (3) is movably connected to the first opening (22), wherein at least a portion of the stirring assembly (3) is disposed within the inlet cavity (21) through the first opening (22); The drive structure (4) is disposed inside the inlet shell (1), and the stirring assembly (3) is connected to the power output end of the drive structure (4).
2. The head unit structure according to claim 1, characterized in that, The inlet head (2) is also provided with an outlet hole, which is connected to the inlet cavity (21); the driving structure (4) is used to drive the inlet fluid in the inlet cavity (21) to be exported from the outlet hole.
3. The head unit structure according to claim 2, characterized in that, Also includes: A pusher (5) is slidably disposed at the first opening (22) along the axial direction of the power output end of the drive structure (4) to push the inlet fluid out of the outlet hole; The rotating component (6) is connected at one end to the power output end of the drive structure (4) and at the other end to the end of the stirring assembly (3) away from the inlet cavity (21); A transmission component (7) is disposed between the pusher (5) and the rotating component (6), and the transmission component (7) drives the pusher (5) and the rotating component (6).
4. The head structure according to claim 3, characterized in that, The transmission component (7) has a transmission end face (71) facing the rotating component (6). The transmission end face (71) is provided with a protruding section (711), a first transition section, a recessed section (712), and a second transition section in sequence along the circumferential direction. In the axial direction, the distance between the protruding section (711) and the end of the transmission component (7) facing away from the rotating component (6) is a first distance, and the distance between the recessed section (712) and the end of the transmission component (7) facing away from the rotating component (6) is a second distance. The first distance is greater than the second distance. The outer periphery of the rotating component (6) is provided with a mating post (61), and the mating post (61) slides with the transmission end face (71).
5. The head unit structure according to claim 3 or 4, characterized in that, The stirring assembly (3) includes: A stirring shaft (31) is movably connected to the first opening (22); one end of the stirring shaft (31) is connected to the rotating member (6), and the other end is disposed in the inlet cavity (21); the pushing member (5) is sleeved on the outer periphery of the stirring shaft (31) and spaced apart from the outer periphery of the stirring shaft (31); the transmission member (7) is sleeved on the outer periphery of the stirring shaft (31) and spaced apart from the outer periphery of the stirring shaft (31); The stirring blade (32) protrudes from the outer periphery of the stirring shaft (31) and is located inside the inlet cavity (21).
6. The head unit structure according to claim 5, characterized in that, The inlet head (2) is also provided with a second opening, which is connected to the inlet cavity (21) and is disposed opposite to the first opening (22); a micro needle (8) is slidably connected to the second opening, and the micro needle (8) is rotatably connected to the stirring shaft (31), and the micro needle (8) is provided with the outlet hole.
7. The head structure according to claim 6, characterized in that, The stirring shaft (31) has a limiting step (311) protruding outward from its outer periphery, and the pusher (5) has a mating flange (511) protruding inward from one end near the transmission member (7). The mating flange (511) is sandwiched between the limiting step (311) and the transmission member (7).
8. The head structure according to claim 6, characterized in that, The microneedle (8) is provided with a mounting groove (81), and the end of the stirring shaft (31) is rotatably connected to the mounting groove (81). And / or, the head structure further includes a front cover (9) which is detachably connected to the inlet head (2) and covers the second opening and the microneedle (8).
9. The head unit structure according to claim 4, characterized in that, It also includes a first elastic element (10) disposed between the inlet head (2) and the pusher (5); And / or, the head structure further includes a second elastic element (11) disposed between the inlet shell (1) and the transmission element (7).
10. The head unit structure according to any one of claims 3, 4, 6 to 9, characterized in that, The inlet shell (1) includes an outer shell (101), a front shell (102), and a sealing member (103). The front end of the outer shell (101) is provided with a third opening. The front shell (102) is detachably connected to the third opening and forms an installation cavity with the outer shell (101). The driving structure (4) and the rotating member (6) are disposed in the installation cavity. The front shell (102) is provided with a fourth opening. The sealing member (103) is connected to the fourth opening. The transmission member (7) slides through the inner circumference of the sealing member (103).
11. The headstock structure according to any one of claims 1 to 4 or 6 to 9, characterized in that, The inlet head (2) is also provided with a liquid inlet, which is connected to the inlet cavity (21), and a sealing cap is detachably connected to the liquid inlet.
12. An introducing device, characterized in that, include: body; The head structure according to any one of claims 1 to 11, wherein the fuselage is detachably connected to the head structure.
13. The introducing device according to claim 12, characterized in that, The import device is a collagen import instrument.