CN220106946U - Hard disk docking station - Google Patents

Abstract

The utility model discloses a hard disk docking station, which comprises a base, a circuit board and at least two hard disk female seats, wherein the top of the base is inwards sunken to form a containing cavity, and an installation space is formed in the base; the circuit board is arranged in the installation space; the hard disk female seat is arranged on the circuit board and is electrically connected with the circuit board, and the hard disk female seat is arranged on the inner wall of the installation space in a penetrating way, so that the inserting end of the hard disk female seat is exposed in the accommodating cavity and is used for inserting the hard disk. The technical scheme of the utility model aims to solve the problem of insufficient storage space of the notebook computer and realize the function of external expansion for the notebook computer.

Description

Hard disk docking station

Technical Field

The utility model relates to the technical field of docking stations, in particular to a hard disk docking station.

Background

The docking station, also called a port replicator, is an external device specially designed for notebook computers. By copying or even expanding the port of the notebook computer, the notebook computer can be conveniently connected with a plurality of accessories or external devices (such as a power adapter, a network cable, a mouse, an external keyboard, a printer and an external display) in one-stop mode.

In the existing notebook computers, due to the consideration of the cost of the whole machine, the installed capacity of hard disk configuration is smaller when leaving the factory, users more need to expand the storage space through other methods in the later period, but most notebook computers in the market are designed to be undetachably expanded, otherwise, the warranty strategy and the machine integrity are influenced.

Disclosure of Invention

The utility model mainly aims to provide a hard disk docking station, which aims to solve the problem of insufficient storage space of a notebook computer and realize the function of external expansion for the notebook computer.

In order to achieve the above object, the present utility model provides a hard disk docking station, comprising:

the top of the seat body is inwards recessed to form a containing cavity, and an installation space is formed in the seat body;

the circuit board is arranged in the installation space; and

the hard disk female seats are arranged on the circuit board and are electrically connected with the circuit board, and the hard disk female seats are arranged on the inner wall of the installation space in a penetrating mode, so that the inserting ends of the hard disk female seats are exposed in the accommodating cavity and are used for inserting hard disks.

In an embodiment of the present utility model, the accommodating cavity is divided into at least two accommodating areas, the accommodating areas are used for accommodating hard disks, and each accommodating area is exposed with a plugging end of the hard disk mother base.

In one embodiment of the present utility model, the base includes:

the circuit board is fixedly connected with the base;

the top seat is arranged opposite to the base, at least two accommodating areas are formed by inwards recessing one side of the top seat, which is away from the base, and the hard disk female seat is arranged on the top seat in a penetrating manner so that the inserting end of the hard disk female seat is exposed in the accommodating areas; and

the middle frame is positioned between the base and the top seat, and forms the installation space with the top seat and the base in a surrounding way.

In an embodiment of the present utility model, the top base includes:

the top plate is arranged opposite to the base and fixedly connected with the base; and

the fixing seats are arranged on one side of the top plate facing the base, one accommodating area is formed in each fixing seat, the accommodating area penetrates through to one side of the top plate, which faces away from the base, and each hard disk mother seat penetrates through one fixing seat.

In an embodiment of the present utility model, the number of the fixing seats is two, one fixing seat is a first fixing seat, and the other fixing seat is a second fixing seat;

the circuit board is arranged below the first fixing seat and the second fixing seat, the number of the hard disk female seats is two, one hard disk female seat is arranged at the bottom of the first fixing seat in a penetrating way, and the other hard disk female seat is arranged at the bottom of the second fixing seat in a penetrating way.

In an embodiment of the utility model, one of the hard disk female seats is a first hard disk female seat provided with a SATA interface, the other hard disk female seat is a second hard disk female seat provided with an m.2 interface, the first hard disk female seat is disposed through the first fixing seat, and the second hard disk female seat is disposed through the second fixing seat.

In an embodiment of the utility model, the accommodating area disposed on the first fixing seat is a first accommodating area, the first hard disk master seat is exposed in the first accommodating area, the accommodating area disposed on the second fixing seat is a second accommodating area, the second hard disk master seat is exposed in the second accommodating area, the first accommodating area extends along the length direction of the top plate, and the second accommodating area extends along the width direction of the top plate.

In an embodiment of the utility model, a plurality of connecting columns are arranged on one side of the base facing the top seat, a first connecting hole is arranged at one end of the connecting columns facing the top seat, a second connecting hole is arranged at one end of the circuit board facing the top seat in a penetrating way, and the hard disk docking station further comprises a locking piece which sequentially penetrates through the second connecting hole and is inserted into the first connecting hole, so that the circuit board is fixedly connected with the base.

In an embodiment of the utility model, the hard disk docking station further comprises:

the power interfaces are arranged on the circuit board and are electrically connected with the circuit board, and the plugging ends of the power interfaces are exposed out of the middle frame; and

the data interfaces are arranged on the circuit board and are electrically connected with the circuit board, and the plugging ends of the data interfaces are exposed out of the middle frame.

In an embodiment of the utility model, the hard disk docking station further includes a cover, and the cover is covered on the base to close the accommodating cavity.

The technical scheme of the utility model comprises a base body, a circuit board and at least two hard disk female seats, wherein the top of the base body is provided with a containing cavity for containing a hard disk, the inside of the base body is provided with an installation space for arranging the circuit board, a plurality of hard disk female seats are arranged on the circuit board and are electrically connected with the circuit board, and the plugging ends of the hard disk female seats are exposed in the containing cavity and are used for plugging the hard disk in the containing cavity. When the hard disk docking station is used, a plurality of hard disks can be placed in the accommodating cavity, one hard disk is inserted into one hard disk master seat, so that the plurality of hard disks are electrically connected with the circuit board, and the circuit board is electrically connected with the notebook computer through the external data wire, wherein the design of the plurality of hard disk master seats can improve the external storage capacity of the hard disk docking station while being compatible with the use of the hard disks with different interfaces, and the external expansion of the notebook computer is realized.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of a hard disk docking station of the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic diagram of another embodiment of a hard disk docking station of the present utility model;

FIG. 4 is an exploded view of FIG. 3;

FIG. 5 is a schematic view of an embodiment of a top base of the present utility model;

FIG. 6 is another view of FIG. 5;

fig. 7 is a schematic structural diagram of an embodiment of a circuit board according to the present utility model.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 7, the present utility model proposes a hard disk docking station 100.

The seat body 10, the top of the seat body 10 is concaved inwards to form a containing cavity 121, and an installation space 14 is formed in the seat body 10;

a circuit board 20, wherein the circuit board 20 is arranged in the installation space 14; and

the hard disk female seats 30 are disposed on the circuit board 20 and electrically connected to the circuit board 20, and the hard disk female seats 30 are disposed on the inner wall of the installation space 14 in a penetrating manner, so that the insertion ends of the hard disk female seats 30 are exposed in the accommodating cavity 121 for inserting the hard disk 200.

The technical scheme of the utility model comprises a base body 10, a circuit board 20 and at least two hard disk female seats 30, wherein a containing cavity 121 is arranged at the top of the base body 10 and is used for containing a hard disk 200, an installation space 14 is arranged in the base body 10 and is used for arranging the circuit board 20, a plurality of hard disk female seats 30 are arranged on the circuit board 20 and are electrically connected with the circuit board 20, and the plugging ends of the hard disk female seats 30 are exposed in the containing cavity 121 and are used for plugging the hard disk 200 in the containing cavity 121. When the hard disk docking station 100 is used, a plurality of hard disks 200 can be placed in the accommodating cavity 121, and one hard disk 200 is inserted into one hard disk master seat 30, so that the plurality of hard disks 200 are electrically connected with the circuit board 20, and then the circuit board 20 is electrically connected with the notebook computer through an external data line (not shown), wherein the design of the plurality of hard disk master seats 30 can improve the external storage capacity of the hard disk docking station 100 while being compatible with the use of the hard disks 200 with different interfaces, so as to realize the external expansion of the notebook computer.

Referring to fig. 1 to 7, in an embodiment of the utility model, the accommodating cavity 121 is divided into at least two accommodating areas 1211, the accommodating areas 1211 are used for accommodating the hard disk 200, and each accommodating area 1211 exposes a plugging end of the hard disk socket 30.

In an embodiment of the present utility model, the accommodating cavity 121 is divided into a plurality of accommodating areas 1211, and the plurality of accommodating areas 1211 may be independent of each other or partially communicated, which is not limited herein. The accommodating area 1211 is used for accommodating a hard disk 200, and the hard disk 200 accommodated in the accommodating area 1211 is inserted into the hard disk socket 30 so as to be electrically connected with the circuit board 20. The plurality of hard disks 200 can be accommodated in the plurality of accommodating areas 1211 and electrically connected with the circuit board 20 through the plurality of hard disk mother seats 30, and the circuit board 20 is electrically connected with the notebook computer through data wires, so that external expansion of the notebook computer is realized.

The accommodation area 1211 can be used for accommodating the hard disks 200 independently, so as to avoid interference between different hard disks 200 caused by accommodating a plurality of hard disks 200 in the same accommodation cavity 121, and improve the stability of connection between the hard disk docking station 100 and the plurality of hard disks 200.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the base 10 includes:

the base 11, the said circuit board 20 is fixedly connected with said base 11;

the top seat 12 is opposite to the base 11, at least two accommodating areas 1211 are formed by recessing inwards one side of the top seat 12 away from the base 11, and the hard disk mother seat 30 is inserted into the top seat 12, so that the insertion end of the hard disk mother seat 30 is exposed in the accommodating areas 1211; and

and a middle frame 13, wherein the middle frame 13 is positioned between the base 11 and the top seat 12, and forms the installation space 14 with the top seat 12 and the base 11.

In an embodiment of the present utility model, the base 10 includes a base 11, a top base 12 and a middle frame 13, the circuit board 20 is fixed on the base 11, the top base 12, the base 11 and the middle frame 13 enclose an installation space 14 for accommodating the circuit board 20, an accommodating cavity 121 is provided at an outer side of the top base 12, a plurality of hard disk mother bases 30 are disposed on the circuit board 20, a bottom of the hard disk mother bases 30 is connected with the circuit board 20, a top of the hard disk mother bases 30 is disposed on the top base 12 in a penetrating manner, and an inserting end of the hard disk mother bases 30 is exposed in an accommodating area 1211 of the top base 12. The middle frame 13 is clamped between the top seat 12 and the base 11, and locking pieces such as screws and bolts can be arranged on the top seat 12 and the base 11 in a penetrating manner so as to lock the base 11, the middle frame 13 and the top seat 12, thereby improving the stability of the structure of the base body 10.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the top base 12 includes:

the top plate 122 is arranged opposite to the base 11 and fixedly connected with the base 11; and

the fixing bases 123 are disposed on a side of the top plate 122 facing the base 11, each fixing base 123 is internally formed with a receiving area 1211, the receiving area 1211 penetrates to a side of the top plate 122 facing away from the base 11, and each hard disk mother base 30 is disposed on one fixing base 123.

In the technical solution of an embodiment of the present utility model, the top base 12 includes a top plate 122 and at least two fixing bases 123, a plurality of fixing bases 123 are disposed on a side of the top plate 122 facing the base 11, a receiving area 1211 is formed in each fixing base 123, an opening of the receiving area 1211 is disposed away from the base 11, and the hard disk mother base 30 may be disposed on the fixing base 123 from an outer peripheral side of the fixing base 123 or disposed on the fixing base 123 from a bottom of the fixing base 123, which is not limited herein. The fixing base 123 may extend along the length direction of the top plate 122 or may extend along the width direction of the top plate 122, and is not limited thereto. Locking members such as screws and bolts can be inserted through the top plate 122 and the base 11 to lock the top plate 122 and the base 11, so as to improve the stability of the structure of the base 10.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the number of the fixing bases 123 is two, one fixing base 123 is a first fixing base 1231, and the other fixing base 123 is a second fixing base 1232;

the circuit board 20 is disposed below the first fixing base 1231 and the second fixing base 1232, the number of the hard disk female bases 30 is two, one hard disk female base 30 is disposed at the bottom of the first fixing base 1231 in a penetrating manner, and the other hard disk female base 30 is disposed at the bottom of the second fixing base 1232 in a penetrating manner.

In the technical solution of an embodiment of the present utility model, the number of the fixing bases 123 is two, namely the first fixing base 1231 and the second fixing base 1232, the circuit board 20 is located below the first fixing base 1231 and the second fixing base 1232 and above the base 11, the number of the hard disk mother bases 30 is two, the two hard disk mother bases 30 are all disposed on the top of the circuit board 20 and respectively pass through the top of the fixing bases 123 to be exposed in the accommodating areas 1211 of the first fixing base 1231 and the second fixing base 1232, wherein the types of the data interfaces 50 of the hard disk mother bases 30 are different, can be the hard disk mother bases 30 of SATA interfaces, can be the hard disk mother bases 30 of m.2 interfaces, can be the hard disk mother bases 30 of PCIE interfaces or the hard disk mother bases 30 of mcna interfaces, and is not limited herein. The plurality of kinds of data interfaces 50 may improve compatibility of the hard disk docking station 100 to accommodate a greater variety of hard disks 200. Similarly, the types of the data interfaces 50 of the plurality of hard disk female sockets 30 exposed by the accommodating cavity 121 of the second fixing base 1232 are also different, which is not limited herein.

Referring to fig. 1 to 7, in an embodiment of the utility model, one of the hard disk sockets 30 is a first hard disk socket 31 with SATA interface, the other hard disk socket 30 is a second hard disk socket 32 with m.2 interface, the first hard disk socket 31 is disposed through the first fixing base 1231, and the second hard disk socket 32 is disposed through the second fixing base 1232.

In the technical solution of an embodiment of the present utility model, the first hard disk mother seat 31 and the second hard disk mother seat 32 are disposed at the top of the circuit board 20, the first hard disk mother seat 31 is disposed at the bottom of the first fixing seat 1231 in a penetrating manner, the second hard disk mother seat 32 is disposed at the bottom of the second fixing seat 1232 in a penetrating manner, the first hard disk mother seat 31 is provided with a SATA interface, and the SATA interface includes a SATA interface and an mcna interface, which are not limited herein. The second hard disk master 32 is provided with an m.2 interface. The interface types of the first and second receiving areas 12111 and 12112 are different, and compatibility of the hard disk docking station 100 may be improved.

Referring to fig. 1 to 7, in an embodiment of the utility model, the accommodating area 1211 provided in the first fixing base 1231 is a first accommodating area 12111, the first hard disk mother base 31 is exposed in the first accommodating area 12111, the accommodating area 1211 provided in the second fixing base 1232 is a second accommodating area 12112, the second hard disk mother base 32 is exposed in the second accommodating area 12112, the first accommodating area 12111 extends along the length direction of the top plate 122, and the second accommodating area 12112 extends along the width direction of the top plate 122.

In an embodiment of the present utility model, a first accommodating area 12111 is formed in the first fixing base 1231, a second accommodating area 12112 is formed in the second fixing base 1232, the first hard disk socket 31 is exposed in the first accommodating area 12111, so that the first accommodating area 12111 is used for inserting the hard disk 200 of the SATA interface, and the second hard disk socket 32 is exposed in the second accommodating area 12112, so that the second accommodating area 12112 is used for inserting the hard disk 200 of the m.2 interface.

The hard disk 200 having the SATA interface generally has dimensions of 2.5 inches and 3.5 inches, which are larger than those of the hard disk 200 having the m.2 interface, and the hard disk 200 having the SATA interface has a width similar to that of the hard disk 200 having the m.2 interface, so that the first receiving area 12111 for receiving the SATA interface is extended along the length direction of the top plate 122, and the second receiving area 12112 for receiving the m.2 interface is extended along the width direction of the top plate 122, thereby more reasonably utilizing the area of the top plate 122, improving the space utilization of the base 10, reducing the overall volume of the base 10, and thus reducing the production cost of the hard disk docking station 100.

Referring to fig. 1 to 7, in an embodiment of the present utility model, a plurality of connection posts 111 are disposed on a side of the base 11 facing the top base 12, a first connection hole 1111 is disposed on an end of the connection post 111 facing the top base 12, a second connection hole 21 is disposed through an end of the circuit board 20 facing the top base 12, and the hard disk docking station 100 further includes a locking member (not shown) sequentially penetrating through the second connection hole 21 and being inserted into the first connection hole 1111, so that the circuit board 20 is fixedly connected with the base 11.

In the technical scheme of the embodiment of the utility model, the locking member can be a screw, a screw or a bolt, and the type and the structure of the locking member are not limited. The locking member sequentially penetrates through the second connecting holes 21 and is inserted into the first connecting holes 1111 from one side of the circuit board 20 away from the base 11 so as to fix the circuit board 20 and the base 11. In order to improve the connection stability of the locking member to the connection post 111, an internal thread adapted to the locking member may be provided at the inner wall of the second connection hole 21.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the hard disk docking station 100 further includes:

the power interfaces 40 are arranged on the circuit board 20 and are electrically connected with the circuit board 20, and the plugging ends of the power interfaces 40 are exposed out of the middle frame 13; and

the data interfaces 50 are disposed on the circuit board 20 and electrically connected to the circuit board 20, and the plugging ends of the data interfaces 50 are exposed outside the middle frame 13.

In an embodiment of the present utility model, a plurality of power interfaces 40 and a plurality of data interfaces 50 are additionally disposed on the circuit board 20, and the plugging ends of the power interfaces 40 and the plugging ends of the data interfaces 50 are exposed outside the middle frame 13. The outer peripheral side of the middle frame 13 may be provided with a plurality of plug interfaces, one corresponding to each power socket or each data interface 50. The type of the data interface 50 may be at least one of a PD interface, a USB interface, an HDMI interface, an RJ45 interface, an SD interface, and a TF interface, and the power interface 40 may be a dc interface or an ac interface, and the type of the power interface 40 and the data interface 50 is not limited herein. The plurality of data interfaces 50 and the plurality of power interfaces 40 are spaced apart.

Referring to fig. 1 to 7, in an embodiment of the present utility model, the hard disk docking station 100 further includes a cover 60, and the cover 60 is covered on the base 10 to close the accommodating cavity 121.

In the technical solution of an embodiment of the present utility model, the cover 60 is covered on the base 10 to cover the accommodating cavity 121, so as to prevent dust and dust in the air from falling into the accommodating cavity 121, which results in dust accumulation at the plugging end of the hard disk master base 30, and affects the service life and the service performance of the hard disk master base 30. Meanwhile, when the cover body 60 is covered on the accommodating cavity 121, external water can be prevented from splashing into the accommodating cavity 121, so that the hard disk master 30 is damaged, and the waterproof and dustproof properties of the hard disk docking station 100 are improved due to the arrangement of the cover body 60.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A hard disk docking station, comprising:

the top of the seat body is inwards recessed to form a containing cavity, and an installation space is formed in the seat body;

the circuit board is arranged in the installation space; and

the hard disk female seats are arranged on the circuit board and are electrically connected with the circuit board, and the hard disk female seats are arranged on the inner wall of the installation space in a penetrating mode, so that the inserting ends of the hard disk female seats are exposed in the accommodating cavity and are used for inserting hard disks.

2. The hard disk docking station of claim 1, wherein the receiving cavity is divided into at least two receiving areas, the receiving areas are used for receiving a hard disk, and each receiving area is exposed with a plugging end of the hard disk mother seat.

3. The hard disk docking station of claim 2, wherein the housing comprises:

the circuit board is fixedly connected with the base;

the top seat is arranged opposite to the base, at least two accommodating areas are formed by inwards recessing one side of the top seat, which is away from the base, and the hard disk female seat is arranged on the top seat in a penetrating manner so that the inserting end of the hard disk female seat is exposed in the accommodating areas; and

the middle frame is positioned between the base and the top seat, and forms the installation space with the top seat and the base in a surrounding way.

4. The hard disk docking station of claim 3, wherein the top mount comprises:

the top plate is arranged opposite to the base and fixedly connected with the base; and

the fixing seats are arranged on one side of the top plate facing the base, one accommodating area is formed in each fixing seat, the accommodating area penetrates through to one side of the top plate, which faces away from the base, and each hard disk mother seat penetrates through one fixing seat.

5. The hard disk docking station of claim 4, wherein the number of holders is two, one of the holders being a first holder and the other holder being a second holder;

the circuit board is arranged below the first fixing seat and the second fixing seat, the number of the hard disk female seats is two, one hard disk female seat is arranged at the bottom of the first fixing seat in a penetrating way, and the other hard disk female seat is arranged at the bottom of the second fixing seat in a penetrating way.

6. The hard disk docking station of claim 5, wherein one of the hard disk female seats is a first hard disk female seat provided with a SATA interface, the other of the hard disk female seats is a second hard disk female seat provided with an m.2 interface, the first hard disk female seat is disposed through the first fixing seat, and the second hard disk female seat is disposed through the second fixing seat.

7. The hard disk docking station of claim 6, wherein the receiving area provided in the first fixing base is a first receiving area, the first hard disk master base is exposed in the first receiving area, the receiving area provided in the second fixing base is a second receiving area, the second hard disk master base is exposed in the second receiving area, the first receiving area extends along the length direction of the top plate, and the second receiving area extends along the width direction of the top plate.

8. The hard disk docking station of claim 3, wherein a plurality of connecting columns are arranged on one side of the base facing the top seat, a first connecting hole is arranged on one end of the connecting columns facing the top seat, a second connecting hole is arranged on one end of the circuit board facing the top seat in a penetrating manner, and the hard disk docking station further comprises a locking piece, wherein the locking piece sequentially penetrates through the second connecting hole and is inserted into the first connecting hole, so that the circuit board is fixedly connected with the base.

9. The hard disk docking station of claim 3, wherein the hard disk docking station further comprises:

the power interfaces are arranged on the circuit board and are electrically connected with the circuit board, and the plugging ends of the power interfaces are exposed out of the middle frame; and

the data interfaces are arranged on the circuit board and are electrically connected with the circuit board, and the plugging ends of the data interfaces are exposed out of the middle frame.

10. The hard disk docking station of any one of claims 1 to 9, further comprising a cover covering the base to close the receiving cavity.