CN218632599U

CN218632599U - Socket assembly

Info

Publication number: CN218632599U
Application number: CN202222684132.3U
Authority: CN
Inventors: 陈龙扣; 肖永根
Original assignee: Shenzhen Baseus Technology Co Ltd
Current assignee: Shenzhen Baseus Technology Co Ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-03-14
Anticipated expiration: 2032-10-12

Abstract

An embodiment of the utility model provides a socket subassembly, include: the socket comprises a shell, a socket body and a waterproof piece, wherein the socket body is fixed on the shell and is provided with an interface for inserting a data line; a first end of the waterproof piece is arranged along the edge of the interface and fixed on the outer surface of the socket body, and a second end of the waterproof piece can rotate relative to the socket body to close and open the interface; wherein a portion of the flashing adjacent to the interface is abuttable to the data line of the insertion interface and a portion of the flashing insertion interface. The embodiment of the utility model provides an in waterproof piece and the adjacent part of interface can with the data line that inserts the interface and the part butt that waterproof piece inserted the interface for waterproof piece can all prevent external flowing water entering interface under the condition that the interface inserted or did not insert the data line, thereby can promote the waterproof performance who is used for connecting the socket subassembly of data line.

Description

Socket assembly

Technical Field

The utility model belongs to the technical field of electrical components, more specifically relates to a socket subassembly.

Background

The socket is also called a strip socket and is used for supplying power to the electronic product. The related socket is provided with an interface for connecting a data line, but the related interface is not provided with a waterproof measure, thereby being disadvantageous to safe use of the socket capable of connecting a data line.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a socket subassembly to solve and how to promote the waterproof technical problem of interface that is used for the data line to insert.

The technical scheme of the utility model is realized like this:

an embodiment of the utility model provides a socket subassembly, include: a housing having a cavity therein for receiving a circuit board assembly; the socket body is fixed on the shell, an interface for inserting a data line is formed in the socket body, and the interface is communicated with a socket of the circuit board assembly; a waterproof member, a first end of the waterproof member being disposed along an edge of the interface and fixed to an outer surface of the socket body, and a second end of the waterproof member being rotatable with respect to the socket body to close and open the interface; wherein a portion of the flashing adjacent to the interface is abuttable to the data line of the insertion interface and a portion of the flashing insertion interface.

In some embodiments, the flashing comprises: the seat body is close to the first end of the waterproof piece and fixed on the outer surface of the socket body, and the seat body covers the edge of the interface and exposes the interface; the lid is close to the waterproof piece the second end, the lid with the pedestal is even as an organic whole and can be relative the pedestal expandes or folds under the lid folded condition, the lid seals the interface and with the pedestal butt.

In some embodiments, a first through hole communicating with the interface is formed in the first surface of the seat body, a protruding first protrusion is disposed on the second surface of the cover body, and the first protrusion is inserted into the first through hole and abuts against the seat body in a folded state of the cover body.

In some embodiments, a length of the first through hole in a first direction perpendicular to an extending direction of the interface is smaller than a length of the interface in the first direction by 0.1 to 0.3 mm.

In some embodiments, the interface has a plurality of spaced-apart interfaces, each interface is correspondingly communicated with one first through hole, and the cover body is provided with a plurality of first bulges, each first bulge is used for abutting against one first through hole.

In some embodiments, in the unfolded state of the cover, the first surface and the second surface are coplanar, the first surface is provided with a second protrusion, and the second protrusion opens one of the first through holes; the second surface is concavely provided with first grooves, and one first bulge is arranged in each first groove; and under the folding state of the cover body, the first groove is clamped with the second bulge.

In some embodiments, the first surface is further provided with another first through hole, and the second surface is correspondingly provided with another first protrusion.

In some embodiments, the socket body further includes a second through hole spaced apart from the interface, and a third protrusion is disposed on a surface of the seat body close to the socket body, and the third protrusion is fixedly connected to the second through hole.

In some embodiments, the outer surface of the housing is recessed to form a second groove, the socket body and the seat body are sequentially disposed in the second groove from inside to outside, and the first surface of the seat body is coplanar with the outer surface of the housing.

In some embodiments, the second groove extends to one end of the housing, and the other end of the housing is connected to a power cord.

The embodiment of the utility model provides a socket assembly, including casing, socket ontology and waterproof, the socket ontology is fixed in the casing, and the socket ontology offers the interface that is used for the data line to insert, and the first end of waterproof sets up along the edge of interface and fixes the surface at the socket ontology, and the second end of waterproof can rotate in order to seal and open the interface relative to the socket ontology; wherein a portion of the waterproof member adjacent to the interface may abut against the data line inserted into the interface and a portion of the waterproof member inserted into the interface. The part of the waterproof piece adjacent to the interface in the embodiment of the utility model can be abutted against the data line inserted into the interface and the part of the waterproof piece inserted into the interface, so that when the interface is inserted into the data line, the waterproof piece can be abutted against the data line to block the communication between the inside of the interface and the outside; when the interface is not inserted with the data line, the waterproof piece can be folded, and the two parts of the waterproof piece are mutually abutted so as to block the communication between the inside of the interface and the outside; then, the waterproof member can prevent external flowing water from entering the interface under the condition that the interface is inserted or not inserted with the data line, so that the waterproof performance of the socket assembly for connecting the data line can be improved.

Drawings

Fig. 1 is an exploded view of a receptacle assembly according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a socket assembly (with a cover body unfolded relative to a base body) according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a socket assembly (with a cover body folded with respect to a base body) according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a socket assembly (with the cover unfolded relative to the base and the data line inserted into the interface) according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of a socket assembly (with a cover folded with respect to a base) according to an embodiment of the present invention;

fig. 6 is a schematic perspective view of an angle of the waterproof member according to the embodiment of the present invention;

fig. 7 is a schematic perspective view of another angle of the waterproof member according to the embodiment of the present invention.

Description of reference numerals:

10. a receptacle assembly; 1. a housing; 11. a circuit board assembly; 12. a cavity; 13. a second groove; 2. a socket body; 21. an interface; 22. a second through hole; 3. a waterproof member; 31. a first end; 32. a second end; 33. a base body; 331. a first surface; 332. a first through hole; 333. a second protrusion; 334. a third protrusion; 34. a cover body; 341. a second surface; 342. a first protrusion; 313. a first groove; 4. a power line; 20. and a data line.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The individual features described in the embodiments can be combined in any suitable manner without departing from the scope, for example different embodiments and aspects can be formed by combining different features. In order to avoid unnecessary repetition, various combinations of the specific features of the present invention are not described separately.

In the following description, references to the term "first/second" - "merely distinguish between different objects and do not indicate that there is an identity or relationship between the objects. It should be understood that the description of the "upper", "lower", "outer" and "inner" directions as related to the orientation in the normal use state, and the "left" and "right" directions indicate the left and right directions indicated in the corresponding schematic drawings, and may or may not be the left and right directions in the normal use state.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element. "plurality" means greater than or equal to two.

An embodiment of the utility model provides a socket subassembly. The socket assembly has an interface connected to the data line, and those skilled in the art can understand that the interface Type may be various, for example, the interface may be a USB interface, a Type-C interface, or other interface types; the interfaces described below include one or more of the types of interfaces described above. The embodiment of the present invention does not limit the Type of the interface, and the following exemplary interface on the socket assembly includes a USB interface and a Type-C interface.

As shown in fig. 1, an embodiment of the present invention provides a socket assembly 10, which includes a housing 1, a socket body 2, and a waterproof member 3. The housing 1 has a cavity 12 therein for accommodating the circuit board assembly 11, i.e., the housing 1 is hollow therein for accommodating the circuit board assembly 11. The socket body 2 is fixed to the housing 1, the socket body 2 opens an interface 21 for inserting the data line 20, and the interface 21 communicates with the socket of the circuit board assembly 11, so that the data line 20 is electrically connected to the circuit board assembly 11 in a state where the data line 20 is inserted into the interface 21. The interface 21 may be located outside the housing 1, or may be recessed with respect to the outer surface of the housing, as long as the outside of the interface is not covered by the housing 1, and can be seen and touched by a user, so that the user can insert the data line 20 into the interface 21 and communicate with the socket of the circuit board assembly 11.

As shown in fig. 2 and 6, the flashing 3 has two ends, a first end 31 and a second end 32, respectively, and in the unfolded state of the flashing 3, the first end 31 and the second end 32 are located at opposite ends of the flashing 3 in the longitudinal direction, respectively. Wherein a portion of the flashing 3 near the first end 31 is located outside the interface 21 and is arranged along an edge of the interface 21 and fixed to an outer surface of the socket body 2, and a portion of the flashing 3 near the second end 32 is connected to the portion near the first end 31 and is rotatable relative to the socket body 2 for closing and opening the interface 21. When the portion of the flashing 3 near the second end 32 is rotated relative to the socket body 2 to close the interface 21, as shown in fig. 3, a portion of the flashing 3 near the first end 31 adjacent to the interface 21 may abut against a portion of the flashing 3 near the second end 32 inserted into the interface 21; as shown in fig. 2, when the portion of the waterproof member 3 near the second end 32 is rotated relative to the socket body 2 to open the interface 21, the portion of the waterproof member 3 near the first end 31 abuts against the data line 20 inserted into the interface 21. The waterproof piece 3 can be made of soft plastic, the soft plastic is formed by injection molding, the surface hardness of the material is relatively low, and the waterproof piece has good electrical insulation performance, so that the waterproof piece 3 can be slightly deformed and abutted when contacting with the data line 20. It will be appreciated that the abutment of the two parts is such that the two parts abut each other with a certain pressure, thereby bringing them into close contact, reducing the gap between them, and thus reducing the ingress of water through the gap between the abutting parts.

The part of the waterproof piece adjacent to the interface in the embodiment of the utility model can be abutted against the data line inserted into the interface and the part of the waterproof piece inserted into the interface, so that when the interface is inserted into the data line, the waterproof piece can be abutted against the data line to block the communication between the inside of the interface and the outside; when the interface is not inserted with the data line, the waterproof piece can be folded, and the two parts of the waterproof piece are mutually abutted so as to block the communication between the inside of the interface and the outside; then, the waterproof member can prevent the outside water from entering the interface under the condition that the interface is inserted or not inserted with the data line, so that the waterproof performance of the socket assembly for connecting the data line can be improved.

In some embodiments, as shown in fig. 2 and 3, the flashing 3 comprises a seat 33 and a cover 34. Fig. 2 shows a state that the cover 34 of the waterproof member 3 is unfolded and the data line 20 can be inserted into the interface 21, wherein a portion of the waterproof member 3 near the first end 31 is a seat 33, the seat 33 is fixed on an outer surface of the socket body 2, and the seat 33 covers an edge of the interface 21 and exposes the interface 21, it can be understood that the covered edge may be that the seat 33 is flush with an edge of the interface 21, or the seat 33 extends inward relative to an edge of the interface 21 for a part, but the interface 21 is still visible and accessible to a user, and the user can insert the data line 20 into the interface 21. The part of the waterproof member 3 near the second end 32 is a cover 34, the cover 34 is connected with the base 33 into a whole and can be unfolded or folded relative to the base 33, the unfolding means that the base 33 and the cover 34 are in an opened state, the interface 21 is exposed relative to a user, and the data line 20 can be inserted into the interface 21; the folding means that the portion of the seat body 33 adjacent to the interface 21 can abut against the portion of the cover body 34 inserted into the interface 21. Fig. 2 shows a state in which the cover 34 is unfolded with respect to the seat 33, and fig. 3 shows a state in which the waterproof member 3 is folded, and it can be seen that, in the state in which the cover 34 shown in fig. 3 is folded with respect to the seat 33, the cover 34 closes the interface 21 and abuts against the seat 33. The embodiment of the utility model provides a through pedestal and lid swing joint, the pedestal covers the edge of interface for the interface has realized respectively pressing between data line and the waterproof piece and pressing between two parts of waterproof piece when inserting the data line and inserting waterproof piece, thereby has blockked the inside intercommunication with external environment of interface, has realized that socket assembly's interface is waterproof.

In some embodiments, as shown in fig. 2 and 6, a first through hole 332 communicating with the interface 21 is formed in the first surface 331 of the seat 33, the first surface 331 is a surface of the seat 33 away from the outer surface of the socket body 2, the second surface 341 of the cover 34 is provided with a protruding first protrusion 342, in a state where the cover 34 is folded, the second surface 341 is a surface of the cover 34 close to the outer surface of the socket body 2, the first protrusion 342 is adapted to the interface 21, and when the cover 34 is folded relative to the seat 33, the first protrusion 342 can be inserted into the first through hole 332 and abut against the seat 33, it can be understood that adaptation means that the length and width of the first protrusion 342 have a fitting relationship with the length and width of the interface 21, such a fitting relationship may be that the length and width of the first protrusion 342 is equal to or slightly smaller than the length and width of the interface 21, so that the first protrusion 342 can be inserted into the interface 21 and tightly contact with the wall of the first through hole 332, so that there is no gap or very small gap between the first protrusion 332 and the gap between the first protrusion 342 and the first protrusion 342 can be inserted into the first through hole 332, so that the first protrusion 342 can be inserted into the interface 21 and can be better protected, and the first protrusion 342 can be inserted into the interface 21, and the first protrusion can be better protected after the first protrusion can be inserted into the first protrusion 342 and the first protrusion 34 can be inserted into the interface 21, and the interface can be inserted into the interface 21, and the connector can be better protected by the connector can be inserted into the connector 34, and the connector can be better protected by the connector 342 when the connector 34 and the connector 34 can be inserted into the connector 34. The end of the first protrusion 342 for insertion into the first through hole 332 may be trapezoidal, so as to guide the insertion of the first protrusion 342 into the first through hole 332. The embodiment of the utility model provides a through set up first arch on the lid to first arch can insert the first through-hole and the pedestal butt of pedestal, makes when the lid seals the interface, and the lid can better butt and can better protect the interface with the pedestal.

In some embodiments, as shown in fig. 4 and 5, since the seat 33 covers the edge of the interface 21, the size of the first through hole 332 is smaller than that of the interface 21, specifically, the length of the first through hole 332 in the first direction is smaller than that of the interface 21 by 0.1-0.3mm, the first direction is the L1 direction shown in fig. 4, and the first direction is perpendicular to the extending direction of the interface 21, and the extending direction of the interface 21 is the direction in which the plug of the data line 20 is inserted into the interface 21. When the data line plug and the first projection 342 of the cover 34 are inserted into the first through hole 332, they are in close contact with the edge of the first through hole 332 and abut with a certain pressure. The length of the first through hole 332 in the first direction cannot be too small compared to the length of the interface 21 in the first direction, otherwise the pressure is too small to be well abutted and the waterproof performance is poor when the two are abutted, and at the same time, the resistance of the plug of the data line 20 and the first protrusion 342 when being inserted into the first through hole 332 is too large, which affects the use of the user. The portion protruding from the interface 21 through the first through hole 332 is pressed against the plug or the first protrusion 342 of the data line 20, so that water resistance is achieved, and the highest water resistance level can reach IPX4. The embodiment of the utility model provides a size through injecing first through-hole is little than the size of interface for data line plug and lid all have certain pressure ground butt when inserting the pedestal, thereby gap between the two is less, can prevent that water from getting into the interface betterly and causing the destruction to interior device.

In some embodiments, as shown in fig. 1 and 2, the interface 21 has a plurality of interfaces arranged at intervals, and the plurality of interfaces 21 may be interfaces of the same type or interfaces of different types, and the interfaces of different types may be used to supply power to different data line plugs. Each port 21 is correspondingly communicated with one first through hole 332, the cover 34 is provided with a plurality of first protrusions 342, and each first protrusion 342 is used for abutting against one first through hole 332. The embodiment of the utility model provides a have a plurality of intervals setting through injecing the interface to every interface all is provided with corresponding lid and pedestal and carries out waterproofly, has improved socket subassembly's availability and the waterproof nature of every interface on the socket.

In some embodiments, as shown in fig. 2 and fig. 6, in the unfolded state of the cover 34, the first surface 331 and the second surface 341 are coplanar, that is, the whole of the connected cover 34 and the seat 33 is laid on the outer surface of the socket body 2, and it can be understood that the coplanar is defined herein as an included angle between the first surface 331 and the second surface 34 being smaller than 10 degrees, and an approximately coplanar state is achieved, for example, the first surface 331 and the second surface 341 are slightly deviated in angle due to the fact that the material of the cover 34 is soft and easy to deform or the cover 34 sags due to gravity when in the unfolded state, but the overall coplanar state is not visually affected. The first surface 331 is provided with a second protrusion 333, the second protrusion 333 is disposed along an edge of the interface 21, and the second protrusion 333 is provided with a first through hole 332. The second surface 341 is concavely provided with a first groove 313, and a first protrusion 342 is disposed in the first groove 313. The size of the first groove 313 is matched with the size of the second protrusion 333, and it is understood that the matching means that the length, width, height, and dimension of the first groove 313 are matched with the length, width, height, and dimension of the second protrusion 333, and the matching relation may be that the length, width, height, and dimension of the first groove 313 are equal to or slightly greater than the length, width, and height dimension of the second protrusion 333, so that the first groove 313 can cover the second protrusion 333 for a certain depth and has no or little gap, and in the folded state of the cover 34, the first groove 313 is engaged with the second protrusion 333. The cover 34 is connected to the base 33, and since the connection position is more likely to be filled with water, the second protrusion 333 may be disposed on the first surface 331 away from the port 21 at the connection position, so as to protect the port 21 better. Or the second protrusion 333 is provided at the interface 21 with a larger size, such as a USB interface, which can better protect the interface 21 due to the larger water amount of the interface 21 with a larger size. The embodiment of the utility model provides a be provided with first recess through the second surface at the lid is sunken, and it is protruding to set up the second on the pedestal first surface to first recess can with the protruding block of second, make lid and pedestal be in fold condition, thereby the lid can carry out better water proof protection to the interface to the protruding certain degree of depth of parcel of second of pedestal.

In some embodiments, as shown in fig. 2 and fig. 6, another first through hole 332 is further formed on the first surface 331, and it can be understood that the two first through holes 332 respectively correspond to the USB interface and the Type-C interface formed on the socket body. The second surface 341 is correspondingly provided with another first protrusion 342, and the another first through hole 332 and the first protrusion 342 are both disposed at a position close to the connection position of the cover 34 and the seat 33, when the cover 34 is in the folded state, because the connection position is less likely to enter water, and the interface 21 at the another first through hole 332 can be a Type C interface with a smaller size, the water inflow is less, and the interface 21 can be better protected by inserting the first protrusion 342 into the first through hole 332. The embodiment of the utility model provides a through setting up another first through-hole 332 on the first surface 331 of parallel and level, another first arch 342 sets up on the second surface 341 of parallel and level, can make things convenient for the processing of waterproof and practice thrift the raw materials.

In some embodiments, as shown in fig. 1, the socket body 2 further has a second through hole 22 spaced apart from the interface 21, as shown in fig. 7, a third protrusion 334 is disposed on a surface of the seat body 33 close to the socket body 2, and the third protrusion 334 is fixedly connected to the second through hole 22. The third protrusion 334 is adapted to the second through hole 22, it is understood that the adaptation means that the length and width of the third protrusion 334 has a fitting relationship with the length and width of the second through hole 22, and the fitting relationship may be that the length and width of the third protrusion 334 is equal to or slightly greater than the length and width of the second through hole 22, so that the third protrusion 334 can be inserted into the second through hole 22 and tightly contact with the wall surface of the second through hole 22, so that there is no gap or a small gap therebetween, so that the third protrusion 334 on the seat body 33 can be better fixed with the socket body 2 after being inserted into the second through hole 22, and the third protrusion 334 has a certain thickness, so that the third protrusion 334 on the seat body 33 can better abut against the socket body 2 after being inserted into the second through hole 22, and cannot easily escape from the second through hole 22, specifically, the thickness cannot be too large, and the third protrusion 334 can be inserted into the socket body 2, but is prevented from interfering with devices in the socket body 2. The embodiment of the utility model provides a through the third arch with setting up on the pedestal and the second through-hole fixed connection on the socket ontology to fix the pedestal on the socket ontology betterly.

In some embodiments, as shown in fig. 1, the outer surface of the housing 1 is recessed to form a second groove 13, the socket body 2 and the seat body 33 are sequentially disposed in the second groove 13 from inside to outside, that is, the seat body 33 is located outside the socket body 2 to protect the socket body 2, the first surface 331 of the seat body 33 is coplanar with the outer surface of the housing 1, that is, the seat body 33 does not protrude from the outer surface of the housing 1, and the outer surface of the socket assembly 10 where the seat body 33 is mounted is flat. The embodiment of the utility model provides a through all setting up socket ontology and pedestal in the second recess of casing for the installation of pedestal on socket ontology is more firm, and the surface coplane of pedestal and casing moreover makes socket assembly's whole more pleasing to the eye.

In some embodiments, as shown in fig. 1, the second groove 13 extends to one end of the housing 1, so that the seat 33 can extend to one end of the housing 1 in the second groove 13 and be connected to the cover 34, and the connection position does not protrude from the outer surface of the housing 1, the other end of the housing 1 is connected to the power cord 4, the power cord 4 can be used to connect an external power source to supply power to the socket assembly 10, and in particular, the power cord 4 is electrically connected to the circuit board assembly 11. The embodiment of the utility model provides a through extending to the one end of casing with the second recess for the pedestal is more level and smooth with the hookup location of lid, makes things convenient for the installation of waterproof.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. A jack assembly, comprising:

a housing having a cavity therein for receiving a circuit board assembly;

the socket body is fixed on the shell, an interface for inserting a data line is formed in the socket body, and the interface is communicated with a socket of the circuit board assembly;

a waterproof member, a first end of the waterproof member being disposed along an edge of the interface and fixed to an outer surface of the socket body, and a second end of the waterproof member being rotatable with respect to the socket body to close and open the interface; wherein a portion of the flashing adjacent to the interface may abut the data line of the insertion interface and a portion of the flashing insertion interface.

2. The receptacle assembly of claim 1, wherein the flashing member comprises:

the seat body is fixed on the outer surface of the socket body close to the first end of the waterproof piece, covers the edge of the interface and exposes the interface;

the lid is close to the waterproof piece the second end, the lid with the pedestal even as an organic whole and can be relative the pedestal expandes or folds under the lid folded condition, the lid seals the interface and with the pedestal butt.

3. The socket assembly of claim 2, wherein the first surface of the housing has a first through hole communicating with the port, the second surface of the cover has a protruding first protrusion, and the first protrusion is inserted into the first through hole and abuts against the housing when the cover is folded.

4. The jack assembly of claim 3, wherein the length of the first through-hole in a first direction perpendicular to the direction of extension of the interface is 0.1-0.3mm less than the length of the interface in the first direction.

5. The socket assembly as claimed in claim 3, wherein the interface has a plurality of spaced-apart openings, each of the interface is correspondingly communicated with one of the first through holes, and the cover is provided with a plurality of first protrusions, each of the first protrusions is used for abutting against one of the first through holes.

6. The jack assembly of claim 5, wherein in the unfolded state of the cover, the first surface is coplanar with the second surface, the first surface is provided with a second protrusion, and the second protrusion defines one of the first through holes; the second surface is concavely provided with a first groove, and one first bulge is arranged in the first groove; and under the state that the cover body is folded, the first groove is clamped with the second bulge.

7. The socket assembly as claimed in claim 6, wherein the first surface further defines another first through hole, and the second surface correspondingly defines another first protrusion.

8. The socket assembly of claim 2, wherein the socket body further includes a second through hole spaced apart from the interface, and a third protrusion is disposed on a surface of the seat body adjacent to the socket body, and is fixedly connected to the second through hole.

9. The jack assembly of claim 3, wherein the outer surface of the housing is recessed to form a second recess, the jack body and the seat body are sequentially disposed in the second recess from inside to outside, and the first surface of the seat body is coplanar with the outer surface of the housing.

10. The jack assembly of claim 9, wherein the second recess extends to one end of the housing, the other end of the housing being connected to a power cord.