CN112448200B - Connector structure - Google Patents

Abstract

The invention discloses a connector structure, which includes a protection module, a connection module and a transmission module. The protection module has multiple openings and accommodating spaces. The connection module is located in the accommodating space, and the connection module has a plurality of connection ports corresponding to a plurality of openings. The transmission module is located in the accommodating space, and the transmission module includes a terminal unit, a plurality of substrate units, a transformer unit, a supporting unit and a grounding unit. The terminal unit is located in the accommodating space, and the terminal unit includes a base piece and a plurality of contact pieces connected to the base piece, and each contact piece passes through a corresponding connection port. A plurality of substrate units are located in the accommodating space and are electrically connected to a plurality of contacts. The transformer unit is located in the accommodation space and is electrically connected to a plurality of substrate units. The supporting unit is detachably connected to the plurality of base units. The ground unit is detachably connected to the support unit and electrically connected to a plurality of base units. The connector structure of the present invention can have the function of power supply through the above technical solution.

Description

connector structure

technical field

The invention relates to a connector structure, in particular to a connector structure with power supply function.

Background technique

In today's era of rapid development of information technology, desktop computers and notebook computers have generally existed in people's lives. At present, the Internet communication technology is expanding rapidly. With the progress of the era of credit explosion, the connection between people can pass the required instant information or emails to each other through Internet communication, and can also search for the required information through the Internet. Leisure and entertainment such as online chatting or games. Therefore, people's connection with the Internet is becoming more and more inseparable, and the requirements are also getting higher and higher. In view of this, a connector has been designed to serve as a communication bridge between the host computer and the external network, such as an RJ-45 connector.

Due to the development and popularization of information networks, various electronic devices that use Ethernet as a data transmission interface are becoming more and more common. However, the traditional Ethernet network only has a simple data transmission function. Therefore, the electronic peripheral devices using the Ethernet network as a data transmission interface need to supply the operating power required by each device through an independent power supply. Therefore, the use of electronic peripheral devices is limited by the location of the power supply, and in the absence of power supply, the electronic peripheral devices using the Ethernet network cannot be used, causing great inconvenience in use, and each peripheral device An independent and dedicated power supply device is required, which virtually increases the manufacturing cost.

Therefore, how to overcome the above-mentioned defects by improving the structural design has become one of the important issues to be solved in the technical field.

Contents of the invention

The technical problem to be solved by the present invention is to provide a connector structure to solve the deficiencies in the prior art.

In order to solve the above technical problems, one of the technical solutions adopted by the present invention is to provide a connector structure, including a protection module, a connection module and at least one transmission module. The protection module has multiple openings and accommodating spaces. The connection module is located in the accommodating space, and the connection module has a plurality of connection ports corresponding to the plurality of openings. At least one transmission module is located in the accommodating space, and at least one transmission module includes a terminal unit, a plurality of substrate units, a transformer unit, a support unit and a grounding unit. The terminal unit is located in the accommodating space, and the terminal unit includes a base piece and a plurality of contact pieces connected to the base piece, and each of the contact pieces passes through the corresponding connection port. A plurality of substrate units are located in the accommodating space and are electrically connected to a plurality of the contact elements. The voltage transformation unit is located in the accommodating space and is electrically connected to a plurality of the substrate units. The supporting unit is detachably connected to the plurality of base units. The grounding unit is detachably connected to the supporting unit and electrically connected to a plurality of the base units.

Preferably, the support unit has an L-shaped structure, the support unit includes a fixing part and a limiting part connected and perpendicular to the fixing part, and the fixing part is detachably connected to a plurality of the substrate units, so The limiting part is detachably connected to the grounding unit.

Preferably, the base member has an L-shaped structure, the base member includes a plurality of support parts and a connecting part perpendicular to the plurality of support parts, and a part of each of the contact parts passes through and is exposed on the plurality of supports. each of the supporting parts, the other part of each of the contact pieces passes through the connecting part and is electrically connected to a plurality of the substrate units.

Preferably, the fixing part and the connecting part are parallel to each other.

Preferably, the connection module also has a plurality of openings, and at least one of the transmission modules further includes a plurality of light emitting units and a light guide unit electrically connected to the plurality of light emitting units, and each of the light emitting units passes through The light guiding unit is electrically connected to a plurality of the substrate units corresponding to the through opening.

Preferably, the light guide unit is located on the side of the base member facing away from the plurality of substrate units, and the light guide unit has an opening, and the light guide unit is sleeved on the base unit through the opening. base parts.

Preferably, the connector structure further includes: at least one shielding module, at least one shielding module is located in the accommodating space, and at least one shielding module has an accommodating space for accommodating at least one transmission module.

Preferably, the connection module extends outward to form a plurality of shielding parts, and an installation space is formed between the plurality of shielding parts, at least one of the transmission modules is located in the installation space, and a plurality of the connection ports are arranged opposite to each other. And it is located between multiple shielding parts.

Preferably, the connection module extends outward to form a plurality of shielding parts, and an arrangement space is formed between two adjacent shielding parts, and the connector structure further includes a plurality of transmission modules, each of which The transmission module is located in the corresponding installation space.

Preferably, the protection module includes a first housing unit and a second housing unit detachably connected to the first housing unit, and a gap between the first housing unit and the second housing unit The accommodating space is defined, and the first housing unit has a plurality of openings.

One of the beneficial effects of the present invention is that the connector structure provided by the present invention can pass through "the protection module has a plurality of openings and accommodating spaces", "the connection module is located in the accommodating space, and the connection module has corresponding Multiple connecting ports of multiple openings", "terminal unit is located in the accommodating space, the terminal unit includes a base member and a plurality of contact members connected to the base member, each of the contact pieces are passed through the corresponding connecting ports”, “a plurality of substrate units are located in the accommodating space, and are electrically connected to a plurality of the contact elements”, “the transformer unit is located in the accommodating space, and Electrically connect a plurality of said substrate units", "a support unit is detachably connected to a plurality of said substrate units", and "a grounding unit is detachably connected to said support unit and electrically connected to a plurality of said substrate units" The technical solution has the function of power supply.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings related to the present invention. However, the provided drawings are only for reference and description, and are not intended to limit the present invention.

Description of drawings

FIG. 1 is a three-dimensional schematic diagram of a connector structure according to a first embodiment of the present invention.

FIG. 2 is an exploded schematic diagram of the structure of the connector according to the first embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of section III-III in Fig. 1 .

FIG. 4 is a schematic perspective view of the protection module according to the first embodiment of the present invention.

FIG. 5 is an exploded schematic diagram of some components of the connector structure according to the second embodiment of the present invention.

FIG. 6 is a schematic cross-sectional view of some components of the connector structure according to the second embodiment of the present invention.

FIG. 7 is an exploded schematic diagram of some components of the connector structure according to the third embodiment of the present invention.

FIG. 8 is a schematic perspective view of some components of the connector structure according to the third embodiment of the present invention.

FIG. 9 is a combined schematic diagram of some components of the connector structure according to the third embodiment of the present invention.

FIG. 10 is an exploded schematic diagram of a connector structure according to a fourth embodiment of the present invention.

FIG. 11 is a first perspective view of a connector structure according to a fourth embodiment of the present invention.

FIG. 12 is a second perspective view of the connector structure according to the fourth embodiment of the present invention.

FIG. 13 is a third perspective view of a connector structure according to a fourth embodiment of the present invention.

FIG. 14 is a fourth perspective view of a connector structure according to a fourth embodiment of the present invention.

Detailed ways

The following is an illustration of the implementation of the "connector structure" disclosed in the present invention through specific specific examples. Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various modifications and changes can be made to the details in this specification based on different viewpoints and applications without departing from the concept of the present invention. In addition, the drawings of the present invention are only for simple illustration, and are not drawn according to the actual size, which is stated in advance. The following embodiments will further describe the relevant technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention.

It should be understood that although terms such as "first", "second" and "third" may be used herein to describe various elements, these elements should not be limited by these terms. These terms are mainly used to distinguish one element from another. In addition, the term "or" used herein may include any one or a combination of more of the associated listed items depending on the actual situation.

[first embodiment]

Please refer to FIG. 1 to FIG. 4, which are respectively a three-dimensional schematic view of the connector structure of the first embodiment of the present invention, an exploded schematic view of the connector structure of the first embodiment of the present invention, a schematic cross-sectional view of III-III section in FIG. A three-dimensional schematic diagram of the protection module of the first embodiment of the invention. The first embodiment of the present invention provides a connector structure Z, including a protection module 1 , a connection module 2 and at least one transmission module 3 . The protection module 1 has a plurality of openings 10 and a receiving space 11 . The connection module 2 is located in the accommodating space 11 , and the connection module 2 has a plurality of connection ports 20 corresponding to the plurality of openings 10 . At least one transmission module 3 is located in the accommodation space 11 , and the at least one transmission module 3 includes a terminal unit 30 , a plurality of substrate units 31 , a transformer unit 32 , a support unit 33 and a grounding unit 34 . The terminal unit 30 is located in the accommodating space 11 . The terminal unit 30 includes a base member 300 and a plurality of contact members 301 connected to the base member 300 . Each contact member 301 passes through a corresponding connection port 20 . A plurality of substrate units 31 are located in the accommodating space 11 and are electrically connected to the plurality of contacts 301 . The transformer unit 32 is located in the accommodating space 11 and is electrically connected to the plurality of substrate units 31 . The supporting unit 33 is detachably connected to the plurality of base units 31 . The ground unit 34 is detachably connected to the support unit 33 and electrically connected to the plurality of substrate units 31 .

Specifically, the connector structure Z provided by the present invention includes a protection module 1 , a connection module 2 and at least one transmission module 3 . The protection module 1 can be a shell structure, and has a plurality of openings 10 and accommodating spaces 11 . The connection module 2 has a plurality of connection ports 20 passing through the body and corresponding to the plurality of openings 10 . The transmission module 3 further includes a terminal unit 30 , a plurality of substrate units 31 , a transformer unit 32 , a supporting unit 33 and a grounding unit 34 . The terminal unit 30 further includes a base member 300 and a plurality of contact members 301. The base member 300 can be made of an insulating material. The plurality of contact members 301 penetrate the base member 300 and are electrically connected to the transformer unit 32 on a plurality of substrates. Unit 31; wherein, the substrate unit 31 may be a circuit board, but not limited thereto. The transformer unit 32 may be a network transformer, but not limited thereto; and the transformer unit 32 is located between the plurality of substrate units 31 . The supporting unit 33 is detachably connected to the plurality of base units 31 and the grounding unit 34 .

Therefore, through the joint of the transmission module 3 and the connection module 2 , each contact piece 301 passes through the corresponding connection port 20 . Next, the connection module 2 and the transmission module 3 are accommodated in the accommodation space 11 of the protection module 1 to form the connector structure Z. Further, the grounding unit 34 is used to electrically connect the power source equipment (Power Source Equipment, PSE; for example: industrial Ethernet switch (Switch) or midspan equipment (Midspan) products), so that when the external wire (not shown in the figure) (shown) through the connection port 20 of the connection module 2 and the multiple contacts 301 of the terminal unit 30, the grounding unit 34 can transmit the power supplied by the power supply device through one of the substrate units 31 and part of the contacts 301 to The external wire is for the powered device (Powered Device, PD).

In this way, the connector structure Z provided by the present invention can have the function of Power Over Ethernet (POE) through the above-mentioned technical solution, and transmit data and power through the Ethernet line at the same time, which can not only save network power The number of installations makes the system more simplified, and at the same time, the existing wiring can be used to directly supply power to electronic equipment, which greatly reduces the wiring cost.

Furthermore, the ground unit 34 may further include a ground substrate 340 and a plurality of pins 341 penetrating through the ground substrate 340 , and the plurality of pins 341 may be electrically connected to a plurality of substrate units 31 . For example, as shown in FIG. 3 , the grounding unit 34 can be electrically connected to the power supply device through a plurality of pins 341, so that when an external wire (not shown in the figure) passes through the connection port 20 of the connection module 2 and the plurality of terminal units 30 After the two contacts 301 are in contact, the grounding unit 34 can transmit the power supplied by the power supply device through a plurality of pins 341 to an external wire to the power receiving device through one of the substrate units 31 and part of the contacts 301 .

Furthermore, the protection module 1 of the present invention may include a first housing unit 12 and a second housing unit 13 detachably connected to the first housing unit 12, the first housing unit 12 and the second housing unit 13 defines an accommodating space 11 , and the first housing unit 12 has a plurality of openings 10 . For example, as shown in FIG. 4, the protection module 1 of the present invention can be further divided into a first housing unit 12 and a second housing unit 13, and the first housing unit 12 and the second housing unit 13 can be disassembled. ground connection.

However, the above-mentioned example is only one possible embodiment and is not intended to limit the present invention.

[Second embodiment]

Please refer to FIG. 5 and FIG. 6, which are respectively an exploded schematic view and a schematic cross-sectional view of some components of the connector structure of the second embodiment of the present invention, and please refer to FIG. 1 to FIG. 4 together; wherein, FIG. 6 also corresponds to FIG. 1 Middle III-III section. The connector structure Z of this embodiment is similar to that of the connector structure Z of the above-mentioned first embodiment. type structure, the supporting unit 33 includes a fixing part 330 and a limiting part 331 connected and perpendicular to the fixing part 330, the fixing part 330 is detachably connected to a plurality of substrate units 31, and the limiting part 331 is detachably connected to the grounding unit 34 .

For example, the supporting unit 33 of the present invention can be made of insulating material, but not limited thereto. The supporting unit 33 further includes a fixing part 330 and a limiting part 331 , the limiting part 331 is connected to and perpendicular to the fixing part 330 , so that the supporting unit 33 has an L-shaped structure. The fixing part 330 is detachably connected to the plurality of substrate units 31 and located between the plurality of substrate units 31 . The grounding unit 34 is detachably connected to the limiting portion 331 and electrically connected to the plurality of substrate units 31 .

Further, the base member 300 has an L-shaped structure, and the base member 300 includes a plurality of support portions 300a and a connecting portion 300b perpendicular to the plurality of support portions 300a, and a part of each contact member 301 passes through and is exposed to the plurality of support portions. part 300 a , the other part of each contact element 301 passes through the connection part 300 b and is electrically connected to the plurality of substrate units 31 .

For example, as shown in FIG. 5 and FIG. 6 , the base member 300 may include a plurality of support portions 300 a and connection portions 300 b, and the plurality of support portions 300 a and connection portions 300 b may be made of insulating material, but not limited thereto. The plurality of supporting parts 300a are disposed opposite to each other, and the connecting part 300b is perpendicular to the plurality of supporting parts 300a. Each contact element 301 passes through a plurality of supporting parts 300 a and a connecting part 300 b, and is electrically connected to a plurality of substrate units 31 .

Further, the fixing part 330 and the connecting part 300b are parallel to each other. For example, as shown in FIG. 6, when the fixing portion 330 is connected to a plurality of substrate units 31, and the connecting portion 300b is in contact with a plurality of substrate units 31 through a plurality of contacts 301, the fixing portion 330 and the connecting portion 300b in a state parallel to each other. In addition, the connecting portion 300b may also be designed to be detachably connected to a plurality of substrate units 31 .

However, the above-mentioned example is only one possible embodiment and is not intended to limit the present invention.

[Third embodiment]

Please refer to FIG. 7 to FIG. 9 , which are respectively an exploded view, a perspective view and a combined view of some components of the connector structure of the third embodiment of the present invention, and please refer to FIGS. 1 to 6 together. The connector structure Z of this embodiment is similar to the connector structure Z of the above-mentioned embodiments. and at least one transmission module 3 further includes a plurality of light-emitting units 35 and a light guide unit 36 electrically connected to the plurality of light-emitting units 35, each light-emitting unit 35 passes through the corresponding port 21, and guides light The unit 36 electrically connects the plurality of substrate units 31 .

Specifically, the connection module 2 of the present invention can further have a plurality of openings 21 through the body, preferably adjacent to the side of the connection module 2 . Moreover, the transmission module 3 of the present invention may further include a plurality of light emitting units 35 and a light guiding unit 36, the light emitting units 35 may be light emitting diodes, and the light guiding unit 36 may be a light guiding circuit board, but not limited thereto. Therefore, a plurality of light emitting units 35 can be disposed in the corresponding openings 21 and electrically connected to the light guiding unit 36 . The light guide unit 36 can be electrically connected to the plurality of substrate units 31 and located between the plurality of substrate units 31 .

Further, the light guide unit 36 is located on the side of the base member 300 facing away from the substrate units 31 , and the light guide unit 36 has an opening 360 through which the light guide unit 36 is sheathed on the base member 300 . For example, as shown in FIG. 7 and FIG. 8 , the light guide unit 36 of the present invention may also have an opening 360, and the light guide unit 36 is sleeved on the base member 300 of the terminal unit 30 through the opening 360, and The terminal unit 30 is located between the light guide unit 36 and the plurality of substrate units 31 .

Further, the connector structure Z further includes: at least one shielding module 4 , at least one shielding module 4 is located in the accommodation space 11 , and at least one shielding module 4 has an accommodation space 40 for accommodating at least one transmission module 3 . For example, as shown in FIG. 7 and FIG. 8 , the connector structure Z of the present invention may further include at least one shielding module 4 , which is a shell structure and has a receiving space 40 . Therefore, after the transmission module 3 is accommodated in the accommodation space 40 , the connection module 2 and the shielding module 4 can be accommodated in the accommodation space 11 of the protection module 1 . Thereby, the connector structure Z of the present invention can prevent flashover during instantaneous high voltage and prevent signal interference between ports by providing the shielding module 4 .

However, the above-mentioned example is only one possible embodiment and is not intended to limit the present invention.

[Fourth Embodiment]

Please refer to FIG. 10 to FIG. 14 , which are respectively an exploded schematic diagram, a first perspective schematic diagram, a second perspective schematic diagram, a third perspective schematic diagram and a fourth perspective schematic diagram of the connector structure of the fourth embodiment of the present invention, and please refer to FIG. 1 to 9. The connector structure Z of this embodiment is similar to the components of the connector structure Z of the above-mentioned embodiments, and will not be repeated here. It is worth noting that in this embodiment, the connecting module 2 extends outward. A plurality of shielding parts 22 are formed, an installation space 23 is formed between the plurality of shielding parts 22 , at least one transmission module 3 is located in the installation space 23 , and a plurality of connection ports 20 are arranged oppositely and located between the plurality of shielding parts 22 . For example, as shown in FIG. 10 and FIG. 11 , the connecting module 2 of the present invention can extend outwards to form a plurality of shielding portions 22 , and an installation space 23 is formed between the plurality of shielding portions 22 . Therefore, the transmission module 3 can be separately located in the installation space 23 to be combined with the connection module 2 , and a part of the contact 301 is located in one of the connection ports 20 , and another part of the contact 301 is located in the other connection port 20 . Wherein, in this embodiment, the number of connection ports 20 is 2x1 as an example, but not limited thereto.

Further, the connection module 2 extends outward to form a plurality of shielding parts 22, and an arrangement space 23 is formed between two adjacent shielding parts 22, and the connector structure Z further includes a plurality of transmission modules 3, and each transmission module 3 Located in the corresponding installation space 23. For example, as shown in FIG. 10 to FIG. 14, the number of connection ports 20 of the connection module 2 of the present invention can also be 2x2, 2x4, 2x6, 2x8 or 2xn, in this embodiment, 2x2, 2x4, 2x6 and 2x8 is an example, but not a limitation. Furthermore, the connecting module 2 of the present invention can extend outward to form a plurality of shielding parts 22 , and an installation space 23 is formed between two adjacent shielding parts 22 . As shown in FIG. 10 and FIG. 11 , the connection module 2 has two installation spaces 23 , therefore, the connection module 2 can be combined with two transmission modules 3 . In other words, as shown in FIG. 12, the connection module 2 can have four installation spaces 23, therefore, the connection module 2 can be combined with four transmission modules 3; as shown in FIG. 13, the connection module 2 can have six installation spaces 23, therefore, the connection module 2 can be combined with six transmission modules 3; as shown in FIG.

However, the above-mentioned example is only one possible embodiment and is not intended to limit the present invention.

[Advantageous Effects of Embodiment]

One of the beneficial effects of the present invention is that the connector structure Z provided by the present invention can pass through "the protection module 1 has a plurality of openings 10 and accommodating spaces 11", "the connecting module 2 is located in the accommodating spaces 11, and the connecting modules 2 There are a plurality of connection ports 20 corresponding to a plurality of openings 10", "the terminal unit 30 is located in the accommodating space 11, the terminal unit 30 includes a base member 300 and a plurality of contact members 301 connected to the base member 300, each The contacts 301 are passed through the corresponding connection ports 20", "a plurality of substrate units 31 are located in the accommodation space 11, and are electrically connected to the plurality of contacts 301", "the transformer unit 32 is located in the accommodation space 11, and electrically connect a plurality of substrate units 31", "the support unit 33 is detachably connected to a plurality of substrate units 31", and "the grounding unit 34 is detachably connected to the support unit 33, and electrically connects a plurality of substrate units 31" The solution is to make the connector structure Z have the function of power supply.

The content disclosed above is only a preferred feasible embodiment of the present invention, and does not therefore limit the protection scope of the claims of the present invention. Therefore, all equivalent technical changes made by using the description of the present invention and the contents of the accompanying drawings are included in this document. within the protection scope of the claims of the invention.

Claims (10)

1. A connector structure, characterized in that, comprising: A protection module, the protection module has a plurality of openings and accommodating spaces; a connection module, the connection module is located in the accommodating space, the connection module has a plurality of connection ports corresponding to the plurality of openings; and At least one transmission module, at least one transmission module is located in the accommodating space, at least one transmission module includes: A terminal unit, the terminal unit is located in the accommodating space, the terminal unit includes a base member and a plurality of contact members connected to the base member, each of the contact members passes through the corresponding in the above connection port; a plurality of substrate units, a plurality of the substrate units are located in the accommodating space, and are electrically connected to a plurality of the contacts; a voltage transformation unit, the voltage transformation unit is located in the accommodating space and is electrically connected to a plurality of the substrate units; a support unit detachably connected to a plurality of the base units; and a grounding unit, the grounding unit is detachably connected to the support unit, and electrically connected to a plurality of the substrate units; Wherein, the grounding unit includes a grounding substrate and a plurality of pins passing through the grounding substrate, the plurality of pins are electrically connected to the plurality of substrate units, and the grounding unit is electrically connected to the power supply device through the plurality of pins. connect; Wherein, when the external wire is in contact with a plurality of the contacts through the connection port, the grounding unit connects the power supplied by the power supply device to the part of the contacts through one of the substrate units through the plurality of pins. parts and sent to the external wire. 2. The connector structure according to claim 1, wherein the supporting unit has an L-shaped structure, the supporting unit includes a fixing part and a limiting part connected and perpendicular to the fixing part, and the fixing part The part is detachably connected to a plurality of the substrate units, and the limiting part is detachably connected to the grounding unit. 3. The connector structure according to claim 2, wherein the base member is in an L-shaped structure, and the base member includes a plurality of support portions and connecting portions perpendicular to the plurality of support portions, A part of each contact is passed through and exposed to the plurality of support parts, and another part of each contact is passed through the connecting part and electrically connected to the plurality of substrate units. 4. The connector structure according to claim 3, wherein the fixing portion and the connecting portion are parallel to each other. 5. The connector structure according to claim 1, wherein the connection module also has a plurality of openings, and at least one of the transmission modules further includes a plurality of light emitting units and electrically connects a plurality of the light emitting units. The light guide unit of the unit, each of the light-emitting units passes through the corresponding through hole, and the light guide unit is electrically connected to a plurality of the substrate units. 6. The connector structure according to claim 5, wherein the light guide unit is located on a side of the base member facing away from the plurality of substrate units, and the light guide unit has an opening, so The light guide unit is sheathed on the base member through the opening. 7. The connector structure according to claim 1, further comprising: at least one shielding module, at least one shielding module is located in the accommodating space, at least one shielding module has a function for accommodating A storage space for at least one transmission module is provided. 8 . The connector structure according to claim 1 , wherein the connection module extends outward to form a plurality of shielding parts, and an arrangement space is formed between the plurality of shielding parts, and at least one of the transmission modules is located in the In the arrangement space, the plurality of connection ports are oppositely arranged and located between the plurality of shielding parts. 9 . The connector structure according to claim 1 , wherein the connection module extends outward to form a plurality of shielding parts, an arrangement space is formed between two adjacent shielding parts, and the connector The structure further includes a plurality of transmission modules, and each transmission module is located in the corresponding installation space. 10. The connector structure according to claim 1, wherein the protection module comprises a first housing unit and a second housing unit detachably connected to the first housing unit, the first housing unit The accommodating space is defined between a housing unit and the second housing unit, and the first housing unit has a plurality of openings.

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