Introducing device

Abstract

The utility model relates to import device technical field discloses import device, including at least two constitutions shell, function structure and sealing structure, each constitution shell is connected with each other, forms the shell with accommodation chamber, function structure is connected in the accommodation chamber, sealing structure includes a plurality of sealing members, and the connecting place between every two constitutions shells is equipped with sealing member, and the connecting place between function structure and constitution shell is equipped with sealing member. The utility model discloses the import device of improvement, through the setting of sealing structure, can avoid liquid seepage and enter the accommodation chamber, and then prevent the liquid of seepage and enter to cause damage to function structure, avoid bringing inconvenience to the user.

Description

Technical Field

[0001] This utility model relates to the field of import device technology, and specifically to import devices. Background Technology

[0002] Electric facial massagers and other small household beauty appliances use electricity to apply beauty serum from a container to the skin. Because these devices are frequently exposed to water, water can easily seep into them, causing damage and significant inconvenience to the user. Utility Model Content

[0003] In view of this, the present invention provides an inlet device to solve the problem that water seepage can easily damage the inlet device, causing great inconvenience to users.

[0004] This utility model provides an inlet device, comprising: At least two constituent shells are connected to each other to form an outer shell with a receiving cavity; Functional structure, connected within the accommodating cavity; The sealing structure includes multiple seals, with each seal provided at the connection between two constituent shells and at the connection between the functional structure and the constituent shell.

[0005] Beneficial effects: The functional structure is housed within the accommodating cavity, and the outer shell protects it. The functional structure allows the beauty serum to be applied to the skin. A sealing element is provided at the connection between each pair of constituent shells to seal the connection and prevent liquid from seeping into the accommodating cavity. A sealing element is also provided at the connection between the functional structure and the constituent shells to seal the connection and prevent liquid from seeping into the accommodating cavity and the interior of the functional structure. This sealing structure prevents liquid from seeping into the accommodating cavity, thus preventing damage to the functional structure and avoiding inconvenience to the user.

[0006] In one alternative embodiment, at least two of the constituent shells include a shell body and a handle shell, the functional structure includes a first functional component detachably connected to the handle shell, a first end of the first functional component being detachably connected to the shell body; the plurality of seals include a first seal and a second seal, the first seal being disposed between the first end of the first functional component and the shell body, and the second seal being disposed between the first end of the first functional component and the handle shell.

[0007] Beneficial effects: The first sealing element is disposed between the first end of the first functional component and the housing, which can seal the first end of the first functional component and the housing to prevent liquid from seeping into the accommodating cavity from the first functional component and the housing; the second sealing element is disposed between the first end of the first functional component and the handle housing, which can seal the first end of the first functional component and the handle housing to prevent liquid from seeping into the accommodating cavity from the first functional component and the handle housing.

[0008] In one optional embodiment, a limiting flange is provided on the outer peripheral wall of the first end of the first functional component, the limiting flange is sandwiched between the housing and the handle housing, and the first seal and the second seal are respectively provided on both sides of the limiting flange.

[0009] Beneficial effects: The limiting flange can limit the housing and handle housing, and can also separate the first seal and the second seal, ensuring the sealing effect of the first seal and the second seal.

[0010] In one optional embodiment, the limiting flange divides the first end of the first functional component into a connecting segment and a mating segment. A first connecting portion protrudes from the outer peripheral wall of the connecting segment, and a first limiting groove is formed between the first connecting portion and the limiting flange. The first sealing member is disposed in the first limiting groove, and a second connecting portion is correspondingly provided on the inner peripheral wall of the housing. The first connecting portion and the second connecting portion are detachably connected.

[0011] Beneficial effects: The housing is fitted around the outer periphery of the connecting section, and the connection between the housing and the first functional component is achieved through the detachable connection between the first connecting part and the second connecting part; the handle housing is fitted around the outer periphery of the mating section and slides against the outer wall of the mating section. The first limiting groove can limit and fix the first sealing element, preventing the first sealing element from winding and misaligning, and ensuring the sealing effect.

[0012] In one optional embodiment, the limiting flange divides the first end of the first functional component into a connecting segment and a mating segment, the handle housing is sleeved on the outer periphery of the mating segment, a second limiting groove is provided on the outer peripheral wall of the mating segment, and the second sealing member is disposed in the second limiting groove.

[0013] Beneficial effects: The handle housing is fitted onto the outer periphery of the mating section and slides against the outer wall of the mating section. The second limiting groove can limit and fix the second seal, preventing the second seal from winding or misaligning, thus ensuring the sealing effect.

[0014] In one alternative embodiment, at least two of the constituent shells include a shell body and a handle shell, one end of the handle shell being connected to the shell body, the functional structure including a first functional component, a second end of the first functional component remote from the shell body being detachably connected to the other end of the handle shell, and the plurality of seals further including a third seal disposed between the second end of the first functional component and the handle shell.

[0015] Beneficial effects: The second end of the first functional component away from the housing is detachably connected to the other end of the handle housing, enhancing the stability of the first functional component within the accommodating cavity; the third seal can seal the second end of the first functional component with the handle housing, preventing liquid from seeping into the accommodating cavity through the space between the second end of the first functional component and the handle housing.

[0016] In one alternative embodiment, a third limiting groove is provided on the outer periphery of the second end of the first functional component, and the third sealing member is disposed in the third limiting groove.

[0017] Beneficial effects: The third limiting groove can limit and fix the third sealing element, prevent the third sealing element from winding and misaligning, and ensure the sealing effect.

[0018] In one alternative embodiment, a first connection hole is provided on the second end of the first functional component, and a second connection hole is provided on the end of the handle housing away from the housing body. The first connection hole and the second connection hole are detachably connected by fasteners.

[0019] Beneficial effects: The first connecting hole, the second connecting hole, and the fastener facilitate the detachable connection between the second end of the first functional component and the handle housing, and also facilitate disassembly.

[0020] In one alternative embodiment, at least two of the constituent shells include a shell body, a handle shell, and a tail cap, the shell body and the tail cap being respectively disposed at both ends of the handle shell, and the plurality of seals further include a fourth seal, the fourth seal being disposed between the tail cap and the handle shell.

[0021] Beneficial effect: The fourth seal can seal the tail cap and handle housing, preventing liquid from passing through or seeping into the receiving cavity between the tail cap and handle housing.

[0022] In one optional embodiment, the handle housing has a mounting groove at one end away from the housing body, the tail cap is detachably connected to the mounting groove, the outer peripheral wall of the tail cap has a fourth limiting groove, the fourth sealing member is disposed in the fourth limiting groove and located between the fourth limiting groove and the groove wall of the mounting groove.

[0023] Beneficial effects: The fourth limiting groove can limit and fix the fourth sealing element, prevent the fourth sealing element from winding and misaligning, and ensure the sealing effect.

[0024] In one optional embodiment, the functional structure further includes a charging socket connected between the handle housing and the tail cover. The tail cover has a charging port corresponding to the charging socket. The plurality of sealing elements further includes a fifth sealing element disposed between the charging socket and the tail cover. The projection of the fifth sealing element on the tail cover is fitted around the outer periphery of the charging port.

[0025] Beneficial effect: The fifth seal can seal the charging socket and tail cap to prevent liquid from seeping into the accommodating cavity through the charging port.

[0026] In one alternative embodiment, the charging socket has a protruding insertion portion on one side facing the tail cover, the fifth sealing member is sleeved on the outer periphery of the insertion portion, and the insertion portion is inserted into the charging port.

[0027] Beneficial effects: The insertion of the plug into the charging port can limit and fix the charging socket, and can also limit and fix the fifth sealing element.

[0028] In one alternative embodiment, at least two of the constituent shells include a shell body and a front cover, the shell body being connected to the front cover, the functional structure further including a second functional component connected to the front cover, and at least a portion of the second functional component being disposed within the shell body, and the plurality of seals further including a sixth seal disposed between the front cover and the shell body.

[0029] Beneficial effects: The front cover can fix the second functional component, and the sixth seal can seal the front cover and the housing to prevent liquid from seeping into the accommodating cavity through the gap between the front cover and the housing.

[0030] In one optional embodiment, a fifth limiting groove is provided on the outer peripheral wall of the front cover, and the sixth sealing member is disposed in the fifth limiting groove and located between the fifth limiting groove and the inner peripheral wall of the shell.

[0031] Beneficial effects: In one alternative embodiment, the second functional component includes a vibrating rod, the front cover has an inner hole, and the plurality of seals further includes a seventh seal disposed between the inner hole and the vibrating rod. Attached Figure Description

[0032] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0033] Figure 1 This is an exploded view of the installation of an inlet device according to an embodiment of the present invention; Figure 2 for Figure 1 A magnified view of part A in the diagram; Figure 3 for Figure 1 A magnified view of part B in the diagram; Figure 4 for Figure 1 A magnified view of part of C; Figure 5 for Figure 1 A magnified view of part of D; Figure 6 This is a cross-sectional view of an infeeding device according to an embodiment of the present utility model; Figure 7 for Figure 6 A magnified view of part of E in the diagram; Figure 8 for Figure 6 A magnified view of part of F; Figure 9 for Figure 6 A magnified view of a portion of G; Figure 10 This is another cross-sectional view of an infeeding device according to an embodiment of the present utility model.

[0034] Explanation of reference numerals in the attached figures: 1. Shell; 102. Second connecting part; 2. Handle shell; 3. First functional component; 31. Limiting flange; 32. First connecting part; 33. First limiting groove; 34. Second limiting groove; 35. Third limiting groove; 36. Charging socket; 361. Plug-in part; 37. Mounting bracket; 38. Battery; 39. Mainboard; 310. Mainboard cover; 311. Button board; 312. Light guide plate; 4. First seal; 5. Second seal; 6. Third seal; 7. Tail cover; 71. Fourth limiting groove; 72. Charging port; 8. Fourth seal; 9. Fifth seal; 10. Front cover; 101. Fifth limiting groove; 11. Second functional component; 111. Vibrating rod; 112. Drive structure; 113. Drive bracket; 114. Rotating shaft; 115. Elastic element; 116. Solution box; 12. Sixth sealing element; 13. Seventh sealing element. Detailed Implementation

[0035] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0036] The following is combined Figures 1 to 10 The following describes embodiments of the present invention.

[0037] According to an embodiment of the present invention, an inlet device is provided, comprising at least two constituent shells, a functional structure, and a sealing structure; each of the constituent shells is interconnected to form an outer shell having a receiving cavity; the functional structure is connected within the receiving cavity; the sealing structure comprises a plurality of sealing elements, wherein each of the two constituent shells is provided with a sealing element at the connection point between each pair of constituent shells, and the functional structure is provided with a sealing element at the connection point between the functional structure and the constituent shell.

[0038] The functional structure is housed within the accommodating cavity, and the outer shell protects it. The functional structure allows the beauty serum to be applied to the skin. A sealing element is provided at the connection between each pair of constituent shells to seal the connection and prevent liquid from seeping into the accommodating cavity. A sealing element is also provided at the connection between the functional structure and the constituent shells to seal the connection and prevent liquid from seeping into the accommodating cavity and the interior of the functional structure. This sealing structure prevents liquid from seeping into the accommodating cavity, thus preventing damage to the functional structure and avoiding inconvenience to the user.

[0039] In one embodiment, at least two of the constituent shells include a shell body 1 and a handle shell 2. The functional structure includes a first functional component 3, which is detachably connected to the handle shell 2. A first end of the first functional component 3 is detachably connected to the shell body 1. The plurality of seals include a first seal 4 and a second seal 5. The first seal 4 is disposed between the first end of the first functional component 3 and the shell body 1, and the second seal 5 is disposed between the first end of the first functional component 3 and the handle shell 2.

[0040] The first sealing element 4 is disposed between the first end of the first functional component 3 and the housing 1, and can seal the first end of the first functional component 3 and the housing 1 to prevent liquid from seeping into the accommodating cavity from the first functional component 3 and the housing 1; the second sealing element 5 is disposed between the first end of the first functional component 3 and the handle housing 2, and can seal the first end of the first functional component 3 and the handle housing 2 to prevent liquid from seeping into the accommodating cavity from the first functional component 3 and the handle housing 2.

[0041] In a specific embodiment, the first sealing member 4 is an annular structure and is fitted around the outer periphery of the first end of the first functional component 3. The second sealing member 5 is an annular structure and is fitted around the outer periphery of the first end of the first functional component 3.

[0042] In a preferred embodiment, both the first sealing element 4 and the second sealing element 5 are O-rings.

[0043] As an alternative implementation, a seal may also be provided between the housing 1 and the handle housing 2.

[0044] In one embodiment, a limiting flange 31 is provided on the outer peripheral wall of the first end of the first functional component 3. The limiting flange 31 is sandwiched between the housing 1 and the handle housing 2. The first sealing member 4 and the second sealing member 5 are respectively provided on both sides of the limiting flange 31.

[0045] The limiting flange 31 can limit the housing 1 and the handle housing 2, and can also separate the first seal 4 and the second seal 5 to ensure the sealing effect of the first seal 4 and the second seal 5.

[0046] In one embodiment, the limiting flange 31 divides the first end of the first functional component 3 into a connecting segment and a mating segment. A first connecting portion 32 protrudes from the outer peripheral wall of the connecting segment. A first limiting groove 33 is formed between the first connecting portion 32 and the limiting flange 31. The first sealing member 4 is disposed in the first limiting groove 33. A second connecting portion 102 is correspondingly provided on the inner peripheral wall of the housing 1. The first connecting portion 32 and the second connecting portion 102 are detachably connected.

[0047] The housing 1 is fitted onto the outer periphery of the connecting section, and the connection between the housing 1 and the first functional component 3 is achieved through the detachable connection between the first connecting part 32 and the second connecting part 102; the handle housing 2 is fitted onto the outer periphery of the mating section and slides against the outer wall of the mating section. The first limiting groove 33 can limit and fix the first sealing element 4, preventing the first sealing element 4 from winding and misaligning, and ensuring the sealing effect.

[0048] In one embodiment, the limiting flange 31 divides the first end into a connecting section and a mating section, the handle housing 2 is sleeved on the outer periphery of the mating section, the outer peripheral wall of the mating section is provided with a second limiting groove 34, and the second sealing member 5 is disposed in the second limiting groove 34.

[0049] The handle housing 2 is fitted onto the outer periphery of the mating section and slides against the outer peripheral wall of the mating section. The second limiting groove 34 can limit and fix the second sealing element 5, preventing the second sealing element 5 from winding or misaligning, and ensuring the sealing effect.

[0050] Alternatively, the handle housing 2 is fitted onto the outer periphery of the mating section and is press-fitted with the outer periphery of the mating section to fix the first functional component 3.

[0051] In one embodiment, at least two of the constituent shells include a shell body 1 and a handle shell 2, one end of the handle shell 2 being connected to the shell body 1, the functional structure including a first functional component 3, the second end of the first functional component 3 away from the shell body 1 being detachably connected to the other end of the handle shell 2, and the plurality of seals further including a third seal 6, the third seal 6 being disposed between the second end of the first functional component 3 and the handle shell 2.

[0052] The second end of the first functional component 3, which is away from the housing 1, is detachably connected to the other end of the handle housing 2, thereby enhancing the stability of the first functional component 3 within the accommodating cavity. The third sealing member 6 can seal the second end of the first functional component 3 with the handle housing 2, preventing liquid from seeping into the accommodating cavity through the space between the second end of the first functional component 3 and the handle housing 2.

[0053] In one embodiment, one end of the handle housing 2 is connected to the housing 1, including: the first end of the first functional component 3 is connected to the housing 1, and the connection between the housing 1 and the handle housing 2 is achieved through the connection between the first functional component 3 and the housing 1.

[0054] In another embodiment, one end of the handle housing 2 is connected to the housing 1, including: the housing 1 and the handle housing 2 are detachably connected.

[0055] In one embodiment, a third limiting groove 35 is provided on the outer periphery of the second end of the first functional component 3, and the third sealing member 6 is disposed in the third limiting groove 35.

[0056] The third limiting groove 35 can limit and fix the third sealing element 6, preventing the third sealing element 6 from winding and misaligning, and ensuring the sealing effect.

[0057] In a specific implementation, the third sealing element 6 is an annular structure and is fitted around the outer periphery of the second end of the first functional component 3.

[0058] In a preferred embodiment, the third sealing element 6 is an O-ring.

[0059] In one embodiment, the second end of the first functional component 3 is provided with a first connection hole, and the end of the handle housing 2 away from the housing body 1 is provided with a second connection hole. The first connection hole and the second connection hole are detachably connected by fasteners.

[0060] The first connecting hole, the second connecting hole, and the fastener facilitate the detachable connection between the second end of the first functional component 3 and the handle housing 2, and also facilitate disassembly.

[0061] In a specific implementation, the second connecting hole is a threaded hole, and the fastener is a screw, which passes through the first connecting hole and is threadedly connected to the second connecting hole.

[0062] In one embodiment, at least two of the constituent shells include a shell body 1, a handle housing 2, and a tail cap 7, wherein the shell body 1 and the tail cap 7 are respectively disposed at both ends of the handle housing 2, and the plurality of seals further include a fourth seal 8, wherein the fourth seal 8 is disposed between the tail cap 7 and the handle housing 2.

[0063] By setting the fourth seal 8, the tail cap 7 and the handle housing 2 can be sealed to prevent liquid from passing through or seeping into the receiving cavity between the tail cap 7 and the handle housing 2.

[0064] In one embodiment, the handle housing 2 has a mounting groove at one end away from the housing body 1, the tail cover 7 is detachably connected to the mounting groove, the outer peripheral wall of the tail cover 7 has a fourth limiting groove 71, the fourth sealing member 8 is disposed in the fourth limiting groove 71 and is located between the fourth limiting groove 71 and the groove wall of the mounting groove.

[0065] The fourth limiting groove 71 can limit and fix the fourth sealing element 8, prevent the fourth sealing element 8 from winding and misaligning, and ensure the sealing effect.

[0066] In a specific implementation, the fourth sealing element 8 is an annular structure and is fitted around the outer periphery of the tail cap 7.

[0067] In a preferred embodiment, the fourth sealing element 8 is an O-ring.

[0068] In one embodiment, the functional structure further includes a charging socket 36, which is connected between the handle housing 2 and the tail cover 7. The tail cover 7 is provided with a charging port 72 corresponding to the charging socket 36. The plurality of sealing elements further include a fifth sealing element 9, which is disposed between the charging socket 36 and the tail cover 7. The projection of the fifth sealing element 9 on the tail cover 7 is fitted around the outer periphery of the charging port 72.

[0069] The fifth seal 9 can seal the charging socket 36 and the tail cover 7 to prevent liquid from seeping into the receiving cavity through the charging port 72.

[0070] In a specific implementation, the charging socket 36 can be electrically connected to the first functional component 3.

[0071] In one embodiment, the charging socket 36 has a protruding insertion portion 361 on one side facing the tail cover 7, the fifth sealing member 9 is sleeved on the outer periphery of the insertion portion 361, and the insertion portion 361 is inserted into the charging port 72.

[0072] The insertion of the plug 361 into the charging port 72 can limit and fix the charging socket 36, and can also limit and fix the fifth sealing member 9.

[0073] In a specific implementation, the fifth sealing element 9 is an annular structure and is fitted around the outer periphery of the insertion part 361.

[0074] In a preferred embodiment, the fifth sealing element 9 is an O-ring.

[0075] In one embodiment, at least two of the constituent shells include a shell body 1 and a front cover 10, the shell body 1 being connected to the front cover 10, the functional structure further includes a second functional component 11, the second functional component 11 being connected to the front cover 10, and at least a portion of the second functional component 11 being disposed within the shell body 1, and the plurality of seals further include a sixth seal 12, the sixth seal 12 being disposed between the front cover 10 and the shell body 1.

[0076] The front cover 10 can fix the second functional component 11, and the sixth seal 12 can seal the front cover 10 and the housing 1 to prevent liquid from seeping into the accommodating cavity through the gap between the front cover 10 and the housing 1.

[0077] In one embodiment, a fifth limiting groove 101 is provided on the outer peripheral wall of the front cover 10, and the sixth sealing member 12 is disposed in the fifth limiting groove 101 and located between the fifth limiting groove 101 and the inner peripheral wall of the shell 1.

[0078] The fifth limiting groove 101 can limit and fix the sixth sealing element 12 to prevent the sixth sealing element 12 from winding and misaligning, thus ensuring the sealing effect.

[0079] In a specific implementation, the sixth sealing element 12 is an annular structure and is fitted around the outer periphery of the front cover 10.

[0080] In a preferred embodiment, the sixth sealing element 12 is an O-ring.

[0081] In a further embodiment, the first functional component 3 is electrically connected to the second functional component 11 via a connecting line.

[0082] In one embodiment, the second functional component 11 includes a vibrating rod 111, the front cover 10 has an inner hole, and the plurality of seals further include a seventh seal 13, which is disposed between the inner hole and the vibrating rod 111.

[0083] The seventh seal 13 can seal the space between the inner hole and the vibrating rod 111 to prevent liquid from seeping into the accommodating cavity through the space between the inner hole and the vibrating rod 111.

[0084] In a specific embodiment, the outer peripheral wall of the seventh sealing member 13 is provided with a sixth limiting groove, and the seventh sealing member 13 is connected to the inner hole through the sixth limiting groove.

[0085] Furthermore, the seventh seal 13 is made of a soft, wear-resistant rubber material.

[0086] In a specific embodiment, the first functional component 3 includes a mounting bracket 37, a battery 38, a main board 39, and a main board cover 310. The first end and the second end of the first functional component 3 are the first end and the second end of the mounting bracket 37, respectively. The mounting bracket 37 has a battery compartment 38, and the battery 38 is connected inside the battery compartment. The main board 39 is connected to the main board cover 310, and the main board cover 310 is connected to the mounting bracket 37. Preferably, the main board cover 310 and the mounting bracket 37 are snap-fitted together. The guiding device also includes a button plate 311 and a light guide plate 312. The button plate 311 is sleeved on the light guide plate 312, located inside the handle housing 2, and pressed against the inner wall of the handle housing 2 by the main board cover 310. The light guide plate 312 is made of transparent plastic, and the button plate 311 is also made of soft rubber.

[0087] In a specific embodiment, the second functional component 11 includes: a drive structure 112, a drive bracket 113, a rotating shaft 114, a vibration rod 111, an elastic element 115, and a solution box 116; the solution box 116 is hooked onto the protruding rib of the front cover 10 and fixed inside the front cover 10. The drive structure 112 may be a motor, which is mounted on the drive bracket 113 and fixed inside the housing 1 by the drive bracket 113. The power output end of the drive structure 112 is connected to the rotating shaft 114, driving the rotating shaft 114 to rotate. The protrusion of the rotating shaft 114 presses against the end face of the vibrating rod 111, and the elastic element 115 presses against the end face of the vibrating rod 111 and the protrusion of the rotating shaft 114. The end face of the vibrating rod 111 is an arc-shaped surface with a height difference. When the rotating shaft 114 rotates, it drives the vibrating rod 111 to make a linear motion along the axial direction, and reciprocates by extending or retracting towards the outside of the shell 1, so as to continuously press against the solution box 116, causing the beauty liquid in the solution box 116 to be discharged and patted onto the human skin.

[0088] Although embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations all fall within the scope defined by this application.

Claims

1. An infusion device, characterized in that, include: At least two constituent shells are connected to each other to form an outer shell with a receiving cavity; Functional structure, connected within the accommodating cavity; The sealing structure includes multiple seals, with each seal provided at the connection between two constituent shells and at the connection between the functional structure and the constituent shell.

2. The import device according to claim 1, characterized in that, At least two of the constituent shells include a shell body (1) and a handle shell (2). The functional structure includes a first functional component (3), which is detachably connected to the handle shell (2). The first end of the first functional component (3) is detachably connected to the shell body (1). The plurality of seals include a first seal (4) and a second seal (5). The first seal (4) is disposed between the first end of the first functional component (3) and the shell body (1), and the second seal (5) is disposed between the first end of the first functional component (3) and the handle shell (2).

3. The import device according to claim 2, characterized in that, The first functional component (3) has a limiting flange (31) on the outer peripheral wall of the first end. The limiting flange (31) is sandwiched between the housing (1) and the handle housing (2). The first seal (4) and the second seal (5) are respectively disposed on both sides of the limiting flange (31).

4. The introducing device according to claim 3, characterized in that, The limiting flange (31) divides the first end of the first functional component (3) into a connecting section and a mating section. A first connecting part (32) protrudes from the outer peripheral wall of the connecting section. A first limiting groove (33) is formed between the first connecting part (32) and the limiting flange (31). The first sealing member (4) is disposed in the first limiting groove (33). A second connecting part (102) is correspondingly provided on the inner peripheral wall of the shell (1). The first connecting part (32) and the second connecting part (102) are detachably connected. And / or, the limiting flange (31) divides the first end of the first functional component (3) into a connecting section and a mating section, the handle housing (2) is sleeved on the outer periphery of the mating section, the outer periphery wall of the mating section is provided with a second limiting groove (34), and the second sealing member (5) is disposed in the second limiting groove (34).

5. The introducing device according to any one of claims 1 to 4, characterized in that, At least two of the constituent shells include a shell body (1) and a handle shell (2), one end of the handle shell (2) being connected to the shell body (1), the functional structure including a first functional component (3), the second end of the first functional component (3) being away from the shell body (1) being detachably connected to the other end of the handle shell (2), and the plurality of seals including a third seal (6), the third seal (6) being disposed between the second end of the first functional component (3) and the handle shell (2).

6. The introducing device according to claim 5, characterized in that, The outer periphery of the second end of the first functional component (3) is provided with a third limiting groove (35), and the third sealing member (6) is disposed in the third limiting groove (35); And / or, the second end of the first functional component (3) is provided with a first connection hole, and the end of the handle housing (2) away from the housing body (1) is provided with a second connection hole, and the first connection hole and the second connection hole are detachably connected by fasteners.

7. The introducing device according to any one of claims 1 to 4 or 6, characterized in that, At least two of the constituent shells include a shell body (1), a handle shell (2) and a tail cap (7), the shell body (1) and the tail cap (7) being respectively disposed at both ends of the handle shell (2), and the plurality of seals further include a fourth seal (8), the fourth seal (8) being disposed between the tail cap (7) and the handle shell (2).

8. The importing device according to claim 7, characterized in that, The handle housing (2) has an installation groove at one end away from the housing body (1). The tail cap (7) is detachably connected to the installation groove. The outer peripheral wall of the tail cap (7) has a fourth limiting groove (71). The fourth sealing element (8) is disposed in the fourth limiting groove (71) and located between the fourth limiting groove (71) and the groove wall of the installation groove.

9. The importing device according to claim 7, characterized in that, The functional structure also includes a charging socket (36), which is connected between the handle housing (2) and the tail cover (7). The tail cover (7) is provided with a charging port (72) corresponding to the charging socket (36). The plurality of sealing elements also include a fifth sealing element (9), which is disposed between the charging socket (36) and the tail cover (7). The projection of the fifth sealing element (9) on the tail cover (7) is fitted around the outer periphery of the charging port (72).

10. The introducing device according to claim 9, characterized in that, The charging socket (36) has a protruding plug portion (361) on one side facing the tail cover (7), the fifth sealing member (9) is sleeved on the outer periphery of the plug portion (361), and the plug portion (361) is inserted into the charging port (72).

11. The introducing device according to any one of claims 1 to 4, 6, or 8 to 10, characterized in that, At least two of the constituent shells include a shell body (1) and a front cover (10), the shell body (1) being connected to the front cover (10), the functional structure further includes a second functional component (11), the second functional component (11) being connected to the front cover (10), and at least a portion of the second functional component (11) being disposed within the shell body (1), and the plurality of seals further include a sixth seal (12), the sixth seal (12) being disposed between the front cover (10) and the shell body (1).

12. The introducing device according to claim 11, characterized in that, The outer peripheral wall of the front cover (10) is provided with a fifth limiting groove (101), and the sixth sealing element (12) is disposed in the fifth limiting groove (101) and located between the fifth limiting groove (101) and the inner peripheral wall of the shell (1).

13. The introducing device according to claim 11, characterized in that, The second functional component (11) includes a vibrating rod (111), the front cover (10) is provided with an inner hole, and the plurality of seals also include a seventh seal (13), the seventh seal (13) being disposed between the inner hole and the vibrating rod (111).

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