CN220511379U - Multifunctional information box - Google Patents

Abstract

The utility model belongs to the technical field of information boxes, in particular to a multifunctional information box, which comprises: the box, mounting bracket and functional unit, the inside of box is equipped with the installation zone, the mount set up in the installation zone position, be used for setting up electrical equipment on the mounting bracket, the functional unit install in on the mounting bracket, contain a plurality of parts in the functional unit, a plurality of parts in the functional unit can be placed respectively in the different mounted positions on the mounting bracket, when the easy mutual influence between the different parts in the functional unit, if the part that produces more heat or easily produce vibrations can be split alone to set up the preset position on the mounting bracket, guarantee the high-efficient operation of functional unit, of course each part of functional unit also can assemble into a overall structure, overall structure is installed on the mounting bracket again, make the inside of box can integrate more functional units, also facilitate the installation and maintenance.

Description

Multifunctional information box

Technical Field

The utility model belongs to the technical field of information boxes, and particularly relates to a multifunctional information box.

Background

Common information boxes include home wiring boxes, multimedia boxes, wiring boxes, weak current boxes, comprehensive wiring boxes, home wiring boxes, corridor boxes, comprehensive cabinets, wiring boxes, residential information wiring boxes, distribution boxes, network information boxes, and the like.

The network information box is an indispensable device for comprehensive wiring, and is mainly used for installing FTTH network terminals and home network devices, such as: home, enterprise network terminal box, intelligent control box, security weak current box and multimedia terminal box, etc., and provides convergence of various weak cables (communication cables of home optical cable, indoor telephone line, network cable, cable television, etc.). The main function of the network information box is to centralize and manage weak current in each room.

In the prior art, the internal functions of the common information box are single, the information box cannot be provided with various modules, such as a computer module, a hard disk video recorder module switch, a router module, an access control one-card module, an intelligent control module and the like, the conventional modules comprise various components, such as a power supply, a PCB (printed circuit board), a hard disk and the like, and after the shell is added, the common information box is large in volume and not suitable for being installed in the information box, so that when the information box needs to be matched with the various modules for use, the various modules can be independently placed outside the information box and connected with the information box through cables, the installation can be more complex, and the cost can be higher.

To this end, the utility model provides a multifunctional information box.

Disclosure of Invention

In order to overcome the drawbacks of the prior art, the object is to achieve a multi-module functionality inside the information box, such that the components in the module are split and no housing in the module is needed, enabling more functional units to be placed in the information box, thus providing a multi-functional information box.

The utility model solves the technical problems and aims to overcome the technical problems, and adopts the following technical scheme: the utility model relates to a multifunctional information box, which comprises:

the box body is internally provided with an installation area;

the mounting frame is arranged at the position of the mounting area and is used for arranging electrical equipment;

the functional unit comprises a PCB, a hard disk, a power supply and a board card, wherein the PCB, the hard disk, the power supply and the board card can be connected onto the mounting rack through a backboard.

In some embodiments, the mounting frame is vertically placed, a plurality of mounting positions are arranged on the mounting frame along the vertical direction, and the functional units are arranged on the preset mounting positions;

the number of the installation frames is multiple, and the functional units are commonly connected between two adjacent installation frames;

a switch frame is connected to the single mounting frame, and a switch is connected to the switch frame;

one end of the switch frame extends away from the mounting frame and is used for enabling the switch to be close to the door position of the box body.

In some embodiments, the functional unit further comprises at least one component inside a computer or a hard disk recorder or a switch or a router or a smart card or an intelligent controller.

In some embodiments, a connection frame is connected to the mounting frame, and a part of the components in the functional unit may be connected to the mounting frame by corresponding connection frames.

In some embodiments, the PCB board and the board card are both mounted on the back board, and the hard disk and the power supply are connected to the mounting frame through corresponding connection frames, respectively;

the backboard is connected with a bracket; the support deviates from the one end of backplate towards keeping away from the direction of backplate extends to be close to the open position of box, the integrated circuit board with the support links to each other.

In some embodiments, the surface of the back plate is provided with a connecting piece, the connecting pieces are provided with connecting holes, and the PCB board, the hard disk and the power supply can be connected with the corresponding connecting holes through fasteners respectively.

In some embodiments, a gasket is sleeved on the connecting piece, one end of the gasket abuts against the surface of the back plate, and the other end of the gasket abuts against the surface of the corresponding PCB board or the hard disk or the power supply.

In some embodiments, the support includes a main body, a first connecting portion and a second connecting portion, the first connecting portion and the second connecting portion are respectively bending structures perpendicular to the main body, the bending directions of the first connecting portion and the second connecting portion are opposite, the first connecting portion is connected with the back plate, and the board card is arranged on the main body and connected with the second connecting portion.

In some embodiments, the main body is provided with a limiting groove, and one side of the board card is inserted into the limiting groove.

In some embodiments, the back plate is provided with a plurality of PCBs, the PCBs are connected through a middle post, and the PCBs pass through the middle post and are connected to the connecting hole, so that the back plate is provided with a plurality of layers of PCBs;

the surface of the PCB is provided with a through hole at the position of the connecting piece, the connecting hole is a first threaded hole, the inside of the through hole is provided with the middle column, one end of the middle column, which is opposite to the threaded hole, is provided with a first threaded column, and the middle column is screwed into the inside of the first threaded hole through the first threaded column so as to connect the PCB with the backboard;

the middle post is far away from one end of the backboard is provided with a second threaded hole, one end of the middle post, which is far away from the backboard, is provided with another PCB, and the PCB is connected with the second threaded hole through the fastener or the other middle post, so that a preset gap is reserved between the two PCBs and the two PCBs are connected.

Compared with the prior art, the multifunctional information box provided by the utility model has the following beneficial effects:

1. the utility model provides a multifunctional information box, which is characterized in that a box body, a mounting frame and a functional unit are arranged, part of mounting positions on the mounting frame can be reserved for the functional unit, the functional unit comprises a plurality of parts, the parts in the functional unit can be respectively placed at different mounting positions on the mounting frame, when different parts in the functional unit are easy to influence each other, such as parts with more heat or easy to generate vibration, the parts can be separated independently and are arranged at preset positions on the mounting frame, the efficient operation of the functional unit is ensured, of course, each part of the functional unit can also be assembled into an integral structure, and the integral structure is mounted on the mounting frame, so that more functional units can be integrated in the box body, and the multifunctional information box is convenient to mount and maintain.

2. The utility model provides a multifunctional information box, which is characterized in that a bracket is connected to a preset position on the surface of a back plate, one end surface of the bracket extends towards the door direction of a box body, the bracket is positioned at the bottom position of a board card, the bracket can directly support the board card, the bracket and the board card can be further connected in a reinforcing way, the fixed board card is positioned at the door position close to the box body, the space between a mounting frame and the door of the box body is effectively utilized, the contact area between the board card and air is larger, the distance between the whole board card and other parts in a functional unit is longer, the influence of heat generated by other parts on the board card is reduced, and the heat dissipation inside the box body is facilitated.

Drawings

The utility model is further described below with reference to the accompanying drawings:

FIG. 1 is a perspective view of an information box in an embodiment of the utility model;

FIG. 2 is a perspective view of a mounting bracket and a functional unit in an embodiment of the utility model;

FIG. 3 is a perspective view of a functional unit in an embodiment of the utility model;

FIG. 4 is a cross-sectional view of a connector and gasket in an embodiment of the utility model;

FIG. 5 is a perspective view of a stent in an embodiment of the present utility model;

fig. 6 is a perspective view showing a connection state of a PCB board and a middle post in an embodiment of the present utility model;

fig. 7 is a front view showing a connection state of a PCB board and a middle post in the embodiment of the present utility model;

fig. 8 is a partially enlarged view at a in fig. 7.

In the figure: a box 100, a mounting area 110,

The mounting bracket 200, the mounting position 210, the back plate 220, the connecting piece 222, the connecting hole 223, the gasket 224, the connecting frame 230, the switch frame 240, the bracket 250, the main body 251, the first connecting portion 252, the second connecting portion 253, the limit groove 254, the middle post 260, the through hole 261, the first threaded post 262, the second threaded hole 263, the functional unit 300, the switch 310, the PCB board 320, the hard disk 330, the power supply 340, the board 350, and the electrical device 400.

Detailed Description

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will explain the specific embodiments of the present utility model with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the utility model, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.

For simplicity of the drawing, only the parts relevant to the utility model are schematically shown in each drawing, and they do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

In this context, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, in the description of the present utility model, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 3, the present embodiment provides a multifunctional information box, which includes a box body 100, a mounting frame 200 and a functional unit 300, wherein the mounting frame 200 is disposed in an internal mounting area 110 of the box body 100, the electrical equipment 400 is placed on the mounting frame 200, the functional unit 300 is further mounted on the mounting frame 200, the functional unit 300 includes a plurality of components, and the components included in the functional unit 300 are commonly: the PCB 320, the hard disk 330, the power source 340, the switch, the board 350, etc. are not limited thereto, and the components in the functional unit 300 may be assembled together to form one integral structure and then the integral structure may be placed on the mounting frame 200, or the components in the functional unit 300 may be separated, and the components may be separately mounted on the mounting frame 200, etc. or the partial components in the functional unit 300 may be separated and mounted on the mounting frame 200, not limited thereto.

Common information boxes include home wiring boxes, multimedia boxes, wiring boxes, weak current boxes, comprehensive wiring boxes, home wiring boxes, corridor boxes, comprehensive cabinets, wiring boxes, residential information wiring boxes, distribution boxes, network information boxes, and the like.

The network information box is an indispensable device for comprehensive wiring, and is mainly used for installing FTTH network terminals and home network devices, such as: home, enterprise network terminal box, intelligent control box, security weak current box and multimedia terminal box, etc., and provides convergence of various weak cables (communication cables of home optical cable, indoor telephone line, network cable, cable television, etc.). The main function of the network information box is to centralize and manage weak current in each room.

In the prior art, the internal functions of the common information box are single, the information box cannot be provided with various modules, such as a computer module, a hard disk video recorder module switch, a router module, an access control one-card module, an intelligent control module and the like, the conventional modules comprise various components, such as a power supply, a PCB (printed circuit board), a hard disk and the like, and after the shell is added, the common information box is large in volume and not suitable for being installed in the information box, so that when the information box needs to be matched with the various modules for use, the various modules can be independently placed outside the information box and connected with the information box through cables, the installation can be more complex, and the cost can be higher.

In order to solve the above technical problems, the present utility model provides a preferred embodiment, specifically: a multifunctional information box is realized to have multiple module functions in the inside of the information box, so that components in the module are split, and no shell in the module is needed, so that components in more functional units are placed in the information box.

The utility model provides a multifunctional information box, the information box is including box 100, mounting bracket 200 and functional unit 300, and the internally mounted district 110 of box 100 is provided with mounting bracket 200, can conveniently install electrical equipment 400 in the inside of box 100 fast through mounting bracket 200, and wherein part mounted position on mounting bracket 200 can be reserved for set up functional unit 300, contains a plurality of parts in the functional unit 300, contains the part commonly has in the functional unit 300: the PCB 320, the hard disk 330, the power supply 340, the switch and the board 350, etc. are not limited to these, and multiple components in the functional unit 300 may be placed at different installation positions on the installation frame 200, when components in different functional units 300 are easy to affect each other, such as components that generate more heat or are easy to generate vibration, may be separated separately and set at preset positions on the installation frame 200, so as to ensure efficient operation of the functional unit 300, and of course, each component of the functional unit 300 may also be assembled into an integral structure, and the integral structure is installed on the installation frame 200.

In one embodiment, the mounting frame 200 inside the box 100 may be provided with one or more mounting frames 200, and the mounting frame 200 preferably adopts a standing placement manner, so that different electrical devices 400 may be installed at different installation positions on the mounting frame 200, so as to achieve reasonable distribution of the plurality of electrical devices 400 inside the box 100, by setting a plurality of installation positions 210 on the mounting frame 200 along a standing direction, the functional units 300 are installed on the plurality of installation positions 210, and the connection manner between the functional units 300 and the installation positions 210 may be a bolt or screw connection, a clamping connection, an inserting connection, or the like, so that the functional units 300 may be stably connected to the installation positions 210, and rapid disassembly and assembly between the functional units 300 and the mounting frame 200 may be facilitated.

As shown in fig. 2 and 3, in one embodiment, by providing the switch rack 240 on the single mounting frame 200, and connecting the switch 310 on the switch rack 240, so that the switch 310 is connected inside the box 100, the door of the information box is opened, an operator can directly open and close the circuit through the switch 310, thereby realizing the control of the functional unit 300 or the electrical device 400, in another embodiment, by extending the switch rack 240 towards the door direction of the box 100, the distance between one side surface of the switch rack 240 where the switch 310 is installed and the door of the box 100 is reduced, the operator can easily and directly notice the position of the switch 310 when opening the door of the box 100, and can also more easily operate the opening and closing of the switch 310, and the switch rack 240 with the switch 310 is installed on the single mounting frame 200, thereby effectively utilizing the space between the door of the box 100 and the mounting frame 200, and increasing the utilization rate of the internal space of the box 100.

In one embodiment, in order to facilitate quick and efficient connection between the functional unit 300 and the mounting frame 200, when the functional unit 300 is in a single integrated structure, each component of the functional unit 300 is mounted on the back plate 220, and then is uniformly mounted on the mounting frame 200 through the back plate 220, in this mounting process, each component of the functional unit 300 is generally first mounted on the back plate 220 outside the case 100, and then the back plate 220 mounted with the functional unit 300 is connected to the mounting frame 200, which is more convenient for an operator to operate, and reduces an assembly procedure of the operator in a smaller space inside the case 100.

In one embodiment, the components of the functional unit 300 may be mounted on the mounting frame 200 in a wholly or partially detachable form, and the components of the functional unit 300 may be mounted on the mounting frame 200 through the connection frame 230 to ensure quick, convenient and stable connection between the components of the functional unit 300 and the mounting frame 200, and in other embodiments, the switch 310 may be mounted on the connection frame 230.

In one embodiment, the functional unit 300 includes the PCB 320, the hard disk 330, the power supply 340 and the board 350, when the components in the functional unit 300 are combined into a whole, the PCB 320, the hard disk 330, the power supply 340 and the board 350 are mounted on the back plate 220, and the common mounting manner is, but not limited to, through fastening, and when the components in the functional unit 300 are respectively mounted on the mounting frame 200, specifically, all the components in the functional unit 300 may be respectively mounted on the mounting frame 200, or some of the components in the functional unit 300 may be separated from the back plate 220 and mounted on the mounting frame 200, in order to facilitate quick connection of the board 350, in a preferred embodiment, the PCB 320 is fixedly connected to the back plate 220 through fastening, the back plate 220 is connected to the mounting frame 200, and the hard disk 330 and the power supply 340 are respectively connected to the mounting frame 200 through the connecting frame 230, so that the interaction among the power supply 340, the hard disk 330 and the PCB 320 can be reduced, but not limited thereto.

In one embodiment, the board 350 is further reinforced by the bracket 250, so that the fixing effect between the board 350 and the back plate 220 is better, and the specific operations may be: the bracket 250 is connected to the surface of the back plate 220 at a preset position, the bracket 250 is preferably fixedly connected to the back plate 220 through a fastener, so that the assembly and disassembly are convenient, and not limited to this, one side of the board 350 is abutted against the bracket 250, then the board 350 is fixedly connected to the bracket 250 through the fastener, in another embodiment, the board 350 is vertically placed by extending one end surface of the bracket 250 towards the door direction of the box 100, the bracket 250 is located at the bottom position of the board 350, the bracket 250 can support the bottom of the board 350, and can also be fixedly connected to the bracket 250 and the board 350, such as bolts, screws, clamping and the like, and the fixed board 350 is located at the door position close to the box 100, so that the space between the mounting frame 200 and the door of the box 100 is effectively utilized, the contact area between the board 350 and the air is larger, the whole board 350 is far away from other parts in the functional unit 300, the influence of the board 350 caused by the heat generated by other parts can be reduced, and the heat dissipation inside the box 100 is facilitated.

As shown in fig. 3 and fig. 4, in some embodiments, if the PCB 320, the hard disk 330 and the power supply 340 are directly attached to the back plate 220 in a large area, heat dissipation is very unfavorable, and the back plate 220 is provided with the connecting piece 222, the connecting piece 222 is provided with the connecting hole 223, the PCB 320, the hard disk 330 and the power supply 340 can be respectively connected with the corresponding connecting hole 223 through fasteners, so that the attaching surface is reduced, the heat dissipation effect is better, and the fixing effect can be effectively improved.

In some embodiments, it is known that a large amount of heat is easily generated by the PCB 320 and the power supply 340 in the process of being used, and in order to ensure the normal operation of the PCB 320 and the power supply 340, the PCB 320 and the power supply 340 may include fans, which generate vibration during the operation of the fans, if the functional unit 300 is combined on the back plate 220 to form a whole, the vibration generated by the fans may easily affect other components in the functional unit 300, and therefore, by sleeving the gasket 224 on the connecting piece 222, the connecting piece 222 is usually in a cylindrical structure, and is not limited thereto, so that the gasket 224 is conveniently mounted on the connecting piece 222, the end of the mounted gasket 224 may exceed the end face of the connecting piece 222, and then the PCB 320, the hard disk 330, the power supply 340 and the like are connected on the connecting piece 222, so that the PCB 320, the hard disk 330, the power supply 340 and the like are respectively abutted against the corresponding gasket 224, and when the fan on the PCB 320 or the power supply 340 generates vibration, the gasket 224 may effectively absorb the vibration, and reduce the mutual influence on the components in the functional unit 300, especially the influence on the components in the hard disk 300, and the normal use of the vibration 330 may be ensured for a long time.

As shown in fig. 5, in some embodiments, by designing the bracket 250, both ends of the bracket 250 have a first connection portion 252 and a second connection portion 253, and the first connection portion 252 and the second connection portion 253 are perpendicular to the main body 251, and the bending directions are opposite, so that the purpose is: in the process of installing the bracket 250, the first connection portion 252 is located above the main body 251, so that the first connection portion 252 is conveniently and directly connected to the back plate 220 and is close to the bottom of the back plate 220, and the connection manner is usually, but not limited to, fastening, so that more space above the main body 251 can be provided for accommodating the board 350; the main body 251 is provided with a limit groove 254, the board 350 can also be inserted into the limit groove 254, at this time, the bottom surface of the board 350 is located at the bottom of the main body 251, the bottom surface of the board 350 is provided with an interface for connecting a circuit, and the second connecting portion 253 is located below the main body 251, and the second connecting portion 253 can be used for fixedly connecting the bottom surface close to the board 350, and the connecting manner is usually, but not limited to, fastening, so that the second connecting portion 253 can be used for fixing the board 350 close to the interface thereof, thereby facilitating the subsequent circuit connection, reducing the influence of the external force applied by the connecting circuit on the fixing effect of the board 350, and ensuring that the board 350 is sufficiently and firmly fixed.

As shown in fig. 6 to 8, in one embodiment, by connecting the back plate 220 and the PCB 320 through the connection piece 222 and providing the multi-layer PCB 320 on the back plate 220, the multi-layer PCB 320 is connected through the middle post 260, so that the multi-layer PCB 320 has a preset gap, the multi-layer PCB 320 can be connected with the back plate 220 through the connection piece 222 together, and the PCB 320 and the back plate 220 also have a preset gap;

further, through the through holes 261 arranged on the surface of the PCB 320, the first threaded columns 262 on the middle column 260 penetrate through the through holes 261 and are in threaded connection with the connecting holes 223, so that the middle column 260 is connected with the connecting piece 222, the middle column 260 can press against the PCB 320, the PCB 320 is fixed between the middle column 260 and the connecting piece 222, when the multi-layer PCB 320 is required to be arranged on the back plate 220, other PCB 320 is put into the middle column 260, so that the through holes 261 on the other PCB 320 correspond to the second threaded holes 263 on the middle column 260, the first threaded posts 262 on the other middle posts 260 are screwed into the second threaded holes 263 on the middle post 260 which is fixed before, so that the PCB 320 is fixed between the two middle posts 260, the operation is repeated according to the above operation, so that the multi-layer PCB 320 is connected on the same back plate 220, in another embodiment, when the last layer of PCB 320 is placed, the fastener passes through the through holes 261 and is connected inside the second threaded holes 263 in a threaded manner, so that the assembly of the last layer of PCB 320 is realized, and compared with the reinforcement of the last layer of PCB 320 through the middle posts 260, the length of the fastener extending out of the PCB 320 is shorter, so that the occupation of the internal space of the box 100 is reduced.

In other embodiments, the PCBs 320 are connected to the connecting piece 222 through the middle posts 260, the middle posts 260 for connecting different PCBs 320 have different lengths, and then the PCBs 320 are connected to the corresponding middle posts 260 in a reinforcing manner through fasteners, so that the different PCBs 320 are connected to the back plate 220 at different distances, and the method is suitable for the situation that the PCBs 320 have different sizes, so that the plurality of PCBs 320 with different sizes are connected to the back plate 220, and a multi-layer PCB 320 structure is formed; in another embodiment, the PCB 320 may be a hard disk 330, a power source 340, etc., but is not limited thereto.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. A multi-functional information box, comprising:

the box body is internally provided with an installation area;

the mounting frame is arranged at the position of the mounting area and is used for arranging electrical equipment;

the functional unit comprises a PCB, a hard disk, a power supply and a board card, wherein the PCB, the hard disk, the power supply and the board card can be connected onto the mounting rack through a backboard.

2. A multi-purpose information box as claimed in claim 1, characterized in that,

the mounting frame is vertically arranged, a plurality of mounting positions are arranged on the mounting frame along the vertical direction, and the functional units are arranged on the preset mounting positions;

the number of the installation frames is multiple, and the functional units are commonly connected between two adjacent installation frames;

a switch frame is connected to the single mounting frame, and a switch is connected to the switch frame;

one end of the switch frame extends away from the mounting frame and is used for enabling the switch to be close to the door position of the box body.

3. A multi-purpose information box as claimed in claim 1, characterized in that,

the functional unit also comprises at least one component inside a computer or a hard disk video recorder or a switch or a router or a forbidden one-card or an intelligent controller.

4. A multi-purpose information box according to any one of claims 1-3, characterized in that,

the mounting frame is connected with a connecting frame, and part of components in the functional unit can be connected to the mounting frame through the connecting frame.

5. A multi-purpose information box as set forth in claim 4, wherein,

the PCB and the board card are both arranged on the backboard, and the hard disk and the power supply are respectively connected to the mounting rack through the corresponding connecting rack;

the backboard is connected with a bracket; the support deviates from the one end of backplate towards keeping away from the direction of backplate extends to be close to the open position of box, the integrated circuit board with the support links to each other.

6. A multi-purpose information box according to any one of claims 1-3, characterized in that,

the surface of backplate is equipped with the connecting piece, all be equipped with the connecting hole on the connecting piece, the PCB board hard disk with the power can pass through the fastener respectively with correspond the connecting hole links to each other.

7. A multi-purpose information box as set forth in claim 6, wherein,

and a gasket is sleeved on the connecting piece, one end of the gasket is abutted against the surface of the backboard, and the other end of the gasket is abutted against the surface of the corresponding PCB or the hard disk or the power supply.

8. A multi-purpose information box as set forth in claim 5, wherein,

the support comprises a main body, a first connecting part and a second connecting part, wherein the first connecting part and the second connecting part are respectively bending structures perpendicular to the direction of the main body, the bending directions of the first connecting part and the second connecting part are opposite, the first connecting part is connected with the back plate, and the board clamp is arranged on the main body and is connected with the second connecting part.

9. A multi-purpose information box as set forth in claim 8, wherein,

the main body is provided with a limiting groove, and one side of the board card is inserted into the limiting groove.

10. A multi-purpose information box as set forth in claim 6, wherein,

the back plate is provided with a plurality of PCB boards, the plurality of PCB boards are connected through a middle post, and the PCB boards penetrate through the middle post and are connected into the connecting hole, so that the back plate is provided with a plurality of layers of PCB boards;

the surface of the PCB is provided with a through hole at the position of the connecting piece, the connecting hole is a first threaded hole, the inside of the through hole is provided with the middle column, one end of the middle column, which is opposite to the threaded hole, is provided with a first threaded column, and the middle column is screwed into the inside of the first threaded hole through the first threaded column so as to connect the PCB with the backboard;

the middle post is far away from one end of the backboard is provided with a second threaded hole, one end of the middle post, which is far away from the backboard, is provided with another PCB, and the PCB is connected with the second threaded hole through the fastener or the other middle post, so that a preset gap is reserved between the two PCBs and the two PCBs are connected.