CN116916576A

CN116916576A - Network box structure

Info

Publication number: CN116916576A
Application number: CN202310942215.4A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Yantai Automobile Engineering Professional College
Current assignee: Yantai Automobile Engineering Professional College
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2023-10-20
Also published as: CN114488449A; CN114488449B

Abstract

The invention discloses a network box structure, which comprises a fan-shaped split type shell, wherein a split type base is rotatably connected in the shell, wire guide ports for enabling cables to pass through are formed in the upper side surface, the lower side surface and the base of the shell, a wire fixing mechanism for keeping the cables in the shell tight is arranged in the wire guide ports, and an L-shaped baffle door is arranged at the opening of the shell.

Description

Network box structure

Technical Field

The invention relates to the technical field of home network boxes, in particular to a network box structure.

Background

The network box can be used for centralized management of telephone lines, network lines, optical fiber jumpers and the like, most of the network boxes are embedded on planar walls at present, and because of the thickness of the walls, the space inside the network box is compact, so that workers can not only be inconvenient in wiring, but also influence heat dissipation of facilities such as modems and routers inside the network box, and the network box structure is provided for solving the problems.

Disclosure of Invention

The present invention is directed to a network box structure, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a network box structure, includes fan-shaped split type shell, and the shell is established to split type can be smooth install the shell in the space that leaves at wall corner, open the plane position of shell side has the opening, the inside rotation of shell is connected with the split type base that is used for bearing network box internal facility, the base adopts split type design, can install the inside at the shell with the base is smooth, and the inside rotation of base at the shell can make things convenient for the staff to install equipment and carry out wiring work on the base, all open on the upper and lower both sides face of shell and the base has the wire mouth that is used for making the cable pass through, outside cable can get into the inside of shell through the wire mouth, wire mouth's internally mounted has the solidus mechanism that is used for making the inside cable of shell keep tight, and gu the setting of line mechanism can make the inside cable of shell keep neat, can make things convenient for subsequent maintenance work, the opening part of shell installs the fender door, and the fender door can shelter from the inside facility of shell, makes the outward appearance of the invention more pleasing to the eye, still open on the door has a plurality of can not make the inside of the shell pass through wireless device that can also better through the air vent simultaneously.

Preferably, the lower side of the shell is provided with a circular arc-shaped track, the lower side of the base is fixedly connected with a plurality of support rods, the lower ends of the support rods extend to the inside of the track and are provided with balls, and the support rods and the balls can enable the base to rotate stably and horizontally in the shell.

Preferably, the lower side of base just is located the fixed connection intubate under the wire mouth, the lower extreme of intubate inserts the inside of stabilizing seat and with stabilizing the inside bearing interconnect of seat, stabilizing seat and bearing's setting can make the base more steady rotation.

Preferably, the wire fixing mechanism comprises an outer tube, the outer tube is connected with a sliding ring in a sliding manner through a sliding groove formed in the inner side wall of the outer tube, a spring is connected between the inner end groove wall of the sliding groove and the sliding ring, the spring pushes the sliding ring away from the inner end of the outer tube, a binding belt is connected to the sliding ring through a connecting belt, a female surface of a magic tape and a male surface of the magic tape are respectively sewed on two side surfaces of the binding belt, and the binding belt can be used for tightly binding a plurality of cables in a ring shape and connecting the cables with the sliding ring.

Preferably, the inner end surface of the outer tube is fixedly connected with a circular wire hoop, the size of the opening of the wire hoop is smaller than the diameter of the wire hoop, and the wire hoop can fix the cable, so that the cable is kept neat.

Preferably, the shell comprises two mutually symmetrical splicing frames, the lower side surfaces of the two splicing frames are fixedly connected with a plurality of connecting blocks for being connected with the wall, the two splicing frames can be respectively placed into the space of the wall, then the two splicing frames are spliced into the shape of the shell in the space, and then the shell can be installed;

the base comprises two splice plates, a connecting plate is fixedly connected to one end face, close to each other, of each splice plate, one connecting plate is aligned with the upper side face of each splice plate, the other connecting plate is aligned with the lower side face of each splice plate, when the base is installed, the two splice plates can be placed into the shell respectively, the two splice plates are spliced into the shape of the base in the shell, and the two connecting plates are connected with each other through bolts.

Preferably, the base is fixedly connected with a limiting frame for installing the modem and the router, the limiting frame comprises four fixed blocks, limiting grooves are formed in the fixed blocks, the modem and the router can be quickly and stably installed on the base through the arrangement of the limiting blocks, and meanwhile heat dissipation of the modem and the router cannot be affected.

Preferably, the shutter comprises two mutually hinged expansion plates, one ends of the two expansion plates, which are close to each other, are mutually hinged through hinges, one ends of the expansion plates, which are far away from each other, are mutually connected with an installation sleeve hinged on the shell, the expansion plates are mutually connected with the installation sleeve, when the expansion plates retract, the two expansion plates can form an approximate plane, the inside of the shell can be directly communicated with the outside, a plurality of antennas are arranged on the inner side wall of the expansion plates, the antennas are mutually connected with the router through data lines, the antennas and the expansion plates are driven by electric push rods arranged inside the expansion plates, and the expansion of the expansion plates and the expansion of the antennas can be controlled by controlling the expansion of the output rods of the electric push rods.

Preferably, the expansion plate comprises an outer sleeve and an inner plate, the electric push rod is arranged in the outer sleeve, an output rod of the electric push rod is fixedly connected with the inner plate, and the output rod of the electric push rod stretches and contracts to drive the corresponding inner plate to move along with the inner plate, so that the expansion of the expansion plate is controlled;

the antenna is installed on the expansion plate through the pivot, and the one end of pivot runs through the overcoat and extends to its inside and through fixedly connected with tooth and the inside ratch meshing of sliding connection at the overcoat and be connected, ratch and electric putter's output pole fixed connection, electric putter's output pole withdrawal can drive the ratch and slide to can make the antenna change the state of expanding from horizontally accomodating.

Preferably, the antenna comprises a fixed antenna and a plurality of rotating antennas, wherein the fixed antenna is positioned at one end of the rotating shaft away from the outer sleeve, the rotating antennas are rotationally connected with the rotating shaft, the rotating antennas are fixedly connected with limiting rods, limiting rails matched with the limiting rods are arranged on the outer sleeve, and the limiting rods and the limiting rails can enable the antenna to send out signals better after the antenna is unfolded.

Compared with the prior art, the invention has the beneficial effects that: the invention can be smoothly installed at the corner by matching the shell and the base, so that the space inside the invention is not affected by the thickness of the wall, the space at the corner of the wall can be reasonably utilized, the space inside the invention is not too compact, meanwhile, the wiring of workers can be conveniently carried out by rotating the base during wiring, the space inside the invention is spacious, the wiring of workers can be conveniently carried out by rotating the base, and the heat dissipation of facilities inside a network box is not affected.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic illustration of the present invention after installation;

FIG. 3 is an exploded view of the shutter and base of the present invention;

FIG. 4 is an exploded view of a splice frame of the present invention;

FIG. 5 is a schematic view of the connection of the splice plate and the support rod of the present invention;

FIG. 6 is an exploded view of the slip ring and outer tube of the present invention;

FIG. 7 is a schematic view of the structure of the expansion plate of the present invention;

FIG. 8 is a schematic view showing the connection state of two jackets according to the present invention;

FIG. 9 is a schematic view showing an opened state of the shutter of the present invention;

FIG. 10 is a schematic view of a spacing track according to the present invention;

FIG. 11 is a schematic view of the internal structure of the jacket of the present invention;

FIG. 12 is an exploded view of the inner panel and the mounting sleeve of the present invention.

In the figure: 1. the device comprises a shell, 101, a splicing frame, 2, a base, 201, a splice plate, 202, a connecting plate, 3, a wire port, 4, a wire fixing mechanism, 401, an outer tube, 402, a sliding groove, 403, a sliding ring, 404, a spring, 405, a connecting belt, 406, a binding belt, 407, a wire hoop, 5, a shutter, 501, a telescopic plate, 5011, an outer sleeve, 5012, an inner plate, 6, a track, 7, a support rod, 8, a ball, 9, a cannula, 10, a stabilizing seat, 11, a limiting frame, 12, a fixed block, 13, a limiting groove, 14, a mounting sleeve, 15, an antenna, 151, a fixed antenna, 152, a rotary antenna, 16, an electric push rod, 17, a rotating shaft, 18, a toothed bar, 19, an infrared remote control switch, 20, a limiting bar, 21 and a limiting track.

Detailed Description

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

Referring to fig. 1-12, the present invention provides a technical solution: the utility model provides a network box structure, includes fan-shaped split type shell 1, and the corner of wall is opened there is the space the same with split type shell 1 shape, and the opening part in space is located on the both sides face of wall corner (as shown in fig. 2 and 3), and shell 1 is established split type can be smooth install shell 1 in the space that leaves at wall corner through the opening on the wall, open the plane position of shell 1 side has the opening, the inside rotation of shell 1 is connected with split type base 2 that is used for bearing network box internal facility, and base 2 adopts split type design, can be with the smooth installation of base 2 in the inside of shell 1, and base 2 can rotate in the inside of shell 1 to can make each position of base 2 all can be through the opening part of shell 1 out, then can make things convenient for the staff to install equipment and wire connection work on base 2, the upper and lower sides of the shell 1 and the base 2 are provided with a wire opening 3 for leading the wires to pass through, the external wires can enter the shell 1 through the wire opening 3 so as to carry out wiring work with equipment arranged on the base 2, a wire fixing mechanism 4 for keeping the wires in the shell 1 tight is arranged in the wire opening 3, the wire fixing mechanism 4 can keep the wires in the shell 1 tight after wiring, the wires in the shell 1 can be kept neat and convenient for subsequent maintenance work, a baffle door 5 is arranged at the opening of the shell 1, the baffle door 5 is L-shaped and can shield the facilities in the shell 1, the appearance of the invention is more attractive, a plurality of ventilation holes are formed in the baffle door 5, not only can the wireless signal of the router installed inside the shell 1 better pass through the shutter 5, but also the facilities inside the shell 1 can better radiate heat.

Specifically, the lower side of shell 1 is gone up and is opened circular arc track 6, the downside fixedly connected with of base 2 a plurality of bracing pieces 7, the lower extreme of bracing piece 7 extends to the inside of track 6 and installs ball 8, and the position of bracing piece 7 can be injectd to track 6, and the setting of bracing piece 7 and ball 8 can make the inside horizontal rotation of base 2 more stable at shell 1, and base 2 rotates can make things convenient for the staff to carry out wiring and installation work.

Specifically, the lower side of the base 2 and be located under the wire guide 3 and fixedly connected with the intubate 9, the lower extreme of intubate 9 inserts the inside of stabilizing seat 10 and interconnect with the inside bearing of stabilizing seat 10, and stabilizing seat 10 passes through the bolt to be installed in the space that opens on the wall, and stabilizing seat 10 is located the center department of curved track 6, and base 2 can rotate with stabilizing seat 10 as the datum point promptly, and intubate 9 inserts stabilizing seat 10 and bearing contact and can make the more steady rotation of base 2.

Specifically, the wire fixing mechanism 4 includes an outer tube 401, the outer tube 401 located on the lower side of the outer tube 1 is fixedly connected with the stabilizing seat 10, the outer tube 401 located on the upper side of the outer tube 1 is fixedly connected with the outer tube 1, the outer tube 401 is slidably connected with a sliding ring 403 through a sliding groove 402 formed in the inner side wall of the outer tube 401, the sliding ring 403 extends into the sliding groove 402 and is slidably connected with the sliding groove 402, a spring 404 is connected between the inner end groove wall of the sliding groove 402 and the sliding ring 403, the spring 404 is respectively fixedly connected with the sliding ring 403 and the groove wall of the sliding groove 402, the spring 404 pushes the sliding ring 403 towards a direction far away from the inner end of the outer tube 401, one end of the outer tube 401 located in the outer tube 1 is an inner end, a binding belt 406 is connected to the sliding ring 403 through a connecting belt 405, a female surface of a magic tape and a male surface of the magic tape are respectively sewed on two sides of the binding belt 406, the binding belt 406 can be in a ring shape to tightly bind a plurality of cables, the cables are connected with the sliding ring 403, the side wall of the outer tube 401 is hollow (as shown in fig. 6);

after the wiring is completed, all cables inside the casing 1 are in a tight state and are bound together through the binding bands 406 (at this time, redundant cables can be contained between the sliding ring 403 and the outer end of the outer tube 401, and the cables inside the casing 1 are kept in a tight state, so that the cables can be prevented from being wound together, and the inspection can be conveniently carried out during maintenance), so that the cables are pulled by the pulling force when the base 2 is rotated, and the sliding ring 403 can slide towards the direction of the inner end of the outer tube 401 against the elastic force of the spring 404 at this time, and the influence of torsion on the cables due to the rotation of the base 2 can be well avoided.

Specifically, the inner end surface of the outer tube 401 is fixedly connected with a circular wire hoop 407, the size of the opening of the wire hoop 407 is smaller than the diameter of the wire hoop 407, the wire hoop 407 is made of elastic plastic, a cable can be clamped inside the wire hoop 407, the wire hoop 407 can be better fixed, the cable can be kept tidy, and meanwhile, the cable can move stably when the base 2 rotates.

Specifically, the casing 1 includes two symmetrical splicing frames 101, the lower sides of the two splicing frames 101 are fixedly connected with a plurality of connection blocks for connecting with the wall, when the casing 1 is installed in a space reserved in advance in the wall, the two splicing frames 101 can be respectively placed in the space of the wall, then the two splicing frames 101 are spliced into the shape of the casing 1 in the space, and finally the splicing frames 101 are fixed in the space on the wall through bolts;

the base 2 comprises two splice plates 201, two splice plates 201 are fixedly connected with a connecting plate 202 on one end face, which is close to each other, of each splice plate 201, one connecting plate 202 is aligned with the upper side face of each splice plate 201, the other connecting plate 202 is aligned with the lower side face of each splice plate 201, when the base 2 is installed, the two splice plates 201 can be put into the interior of the shell 1, the two splice plates 201 are spliced into the shape of the base 2 in the interior of the shell 1, then the two splice plates 201 are connected together through bolts, finally the supporting rod 7 is put into the interior of the track 6, the two connecting plates 202 are connected with each other through bolts, countersunk grooves are formed in the connecting plates 202 aligned with the upper side faces of the splice plates 201, corresponding thread grooves are formed in the connecting plates 202 aligned with the lower side faces of the splice plates 201, the two splice plates 201 can be connected through the bolts, and meanwhile the upper side faces of the base 2 can be kept in a plane, and the installation of internal equipment of the shell 1 cannot be affected.

Specifically, the base 2 is fixedly connected with a limiting frame 11 for installing the modem and the router, the limiting frame 11 comprises four fixed blocks 12, limiting grooves 13 are formed in the fixed blocks 12, the modem and the router can be quickly and stably installed on the base 2 through the arrangement of the limiting blocks 11, and meanwhile, the modem and the router can be in contact with air at other positions except four corners, and heat dissipation of the modem and the router is better.

In order to ensure that a user can better ensure smooth network in the peak period of using the network or in the network environment needing to be relatively stable, the shutter 5 is in an automatic opening form, and an expandable antenna 15 is arranged on the inner side surface of the shutter 5, specifically, the shutter 5 comprises two mutually hinged telescopic plates 501, one ends of the two mutually close telescopic plates 501 are mutually hinged through hinges, one ends of the mutually far telescopic plates 501 are mutually connected with a mounting sleeve 14 hinged on the shell 1, one ends of the telescopic plates 501 close to the mounting sleeve 14 are inserted into the mounting sleeve 14 and are mutually connected with the mounting sleeve 14 through bolts, when the telescopic plates 501 are retracted, the two telescopic plates 501 form an approximate plane (as shown in figure 9), because one end surfaces of the mutually close telescopic plates 501 are inclined planes, one side of the mutually close telescopic plates close to the hinges is lower than the other side of the telescopic plates close to the hinges (as shown in figure 8), so that the two expansion plates 501 can rotate in the direction of the shell 1 better when being stretched, thereby re-blocking the opening of the shell 1, a plurality of antennas 15 are arranged on the inner side walls of the expansion plates 501, the antennas 15 are connected with a router through data wires (one ends of the data wires are connected with a socket on the router through a plug, the other ends of the data wires are mutually spliced with the socket on the antennas 15 through the plug, the data wires are provided with allowance so that the shutter 5 can be smoothly opened as shown in figure 9), the antennas 15 and the expansion plates 501 are driven by an electric push rod 16 arranged in the expansion plates 501, the expansion of the expansion plates 501 and the expansion of the antennas 15 can be controlled by controlling the expansion of the output rods of the electric push rod 16, the expansion plates 501 can be contracted while the antennas 15 can be expanded when the output rods of the electric push rod 16 are retracted, conversely, the expansion board 501 is elongated and the antenna 15 is contracted, the electric push rod 16 is electrically connected with the infrared remote control switch 19 arranged in the expansion board 501, a user can remotely control the start and stop of the electric push rod 16 through a remote controller matched with the infrared remote control switch 19, and the infrared remote control switch 19 and the remote controller are both in the prior art and are widely used, so that the invention is not repeated, for example, the television is controlled through a television remote controller which is widely used, the infrared remote control switch 19 can also interact with an internal router, and when a strong signal is needed, the infrared remote control switch 19 can be automatically controlled to start the electric push rod 16 so as to be more intelligent;

the electric push rod 16 and the infrared remote control switch 19 are connected with an external power supply through cables (cable connectors are convenient to pull out and plug in a terminal plugging mode);

when the shutter 5 needs to be opened, the screws between the inner plate 5012 and the mounting sleeve 14 are removed, then the telescopic plate 501 is contracted, the shutter 5 can be taken off after the inner plate 5012 is disconnected with the mounting sleeve 14, and then the data wire inserted on the antenna 15 can be pulled off to thoroughly take off the shutter 5.

In addition, the hinge shaft between the two jackets 5011 can also be in a pluggable form, when the shutter 5 needs to be opened, the hinge shaft can be pulled out, namely, the two jackets 5011 can be separated, and then the rotation of the splice plate 201 can be performed after the related wiring and wire pulling operations are performed.

A further embodiment is only different from the above, the mounting sleeve 14 is not hinged with the housing 1, but is directly hinged with the two splice plates 201 respectively, and meanwhile, the dimensions of the mounting sleeve 14 and the shutter are equivalent to the inner dimension of the opening of the housing 1 (the rail 6 should not be blocked), so that the shutter 5 does not need to be opened when the base 2 rotates, and the operation is more convenient.

Specifically, the expansion board 501 includes a casing 5011 and an inner board 5012, the inner board 5012 is connected with the mounting sleeve 14, the two casings 5011 are hinged with each other by a hinge, the electric push rod 16 is mounted in the casing 5011, and the output rod of the electric push rod 16 is fixedly connected with the inner board 5012, and the output rod of the electric push rod 16 expands and contracts to drive the corresponding inner board 5012 to move together;

the antenna 15 is mounted on the expansion board 501 through a rotating shaft 17, one end of the rotating shaft 17 penetrates through the outer sleeve 5011 to extend into the inner portion of the expansion board and is in meshed connection with a toothed bar 18 which is slidably connected inside the outer sleeve 5011 through a fixedly connected toothed tooth, the toothed bar 18 is fixedly connected with an output bar of the electric push rod 16, the output bar of the electric push rod 16 is retracted to drive the toothed bar 18 to slide, so that the rotating shaft 17 can be driven to rotate, and the antenna 15 can be converted into an unfolding state from a horizontal storage state (as shown in fig. 9).

Specifically, the antenna 15 includes a fixed antenna 151 and a plurality of rotating antennas 152, the fixed antenna 151 is located at one end of the rotating shaft 17 away from the casing 5011, the plurality of rotating antennas 152 are rotatably connected with the rotating shaft 17, a damper is disposed between the rotating antennas 152 and the rotating shaft 17, the damper can enable the rotating antennas 152 to rotate on the rotating shaft 17 without external force, the rotating shaft 17 can drive the rotating antennas 152 to rotate together when rotating, when the rotating antennas 152 are blocked, the rotating antennas 152 can not rotate, the rotating shafts 17 can rotate automatically (for example, the antennas on the existing router can not rotate when a user does not apply force), the limiting rods 20 are fixedly connected to the plurality of rotating antennas 152, limiting rails 21 matched with the limiting rods 20 are arranged on the casing 5011, and the setting of the limiting rods 20 and the limiting rails 21 can enable the fixed antennas 151 and the plurality of rotating antennas 152 to form a fan shape (as shown in fig. 9) after the antennas 15 are unfolded, so that the antennas 15 can better send signals, and when the antennas 15 are unfolded to be folded to enable the plurality of antennas 151 and the antennas to be in a plurality of stable states (as shown in fig. 10).

Working principle: when the cable is installed, the shell 1 and the stabilizing seat 10 are installed in a space reserved in advance on a wall, cables in the wall are led into the shell 1 through the wire guide opening 3 and the wire fixing mechanism 4 in the shell, then the base 2 is installed in the shell 1, then the base 2 can be rotated, equipment such as a modem and a router are installed on the base 2, wiring work can be performed after the installation is completed, different cables can pass through different wire hoops 407 when the wiring is completed, the cables in the shell 1 are kept tight after the wiring is completed, then the cables are fixed through the binding belt 406, and finally the shutter 5 is installed at the opening of the shell 1.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a network box structure which characterized in that: the split type shell comprises a fan-shaped split type shell (1), an opening is formed in the plane position of the side surface of the shell (1), split type bases (2) are rotatably connected to the inside of the shell (1), wire openings (3) used for enabling cables to pass through are formed in the upper side surface and the lower side surface of the shell (1) and the bases (2), a wire fixing mechanism (4) used for enabling the cables in the shell (1) to be tightly stretched is arranged in the wire openings (3), a baffle door (5) is arranged at the opening of the shell (1), the baffle door (5) is L-shaped, a plurality of ventilation holes are formed in the baffle door (5), the shell (1) comprises two splicing frames (101) which are symmetrical to each other, the bases (2) comprise two splicing plates (201), connecting plates (202) are fixedly connected to one end surface, which is close to each other, of one splicing plate (202) is aligned with the upper side surface of the corresponding splicing plate (201), the other splicing plates (202) are aligned with the lower side surface of the corresponding splicing plates (201), and the upper side surfaces of the two splicing plates (201) are aligned with the corresponding splicing plates (201) through grooves formed in the upper side surfaces of the two splicing plates (201);

the shutter (5) comprises two mutually hinged expansion plates (501), one ends of the two expansion plates (501) close to each other are mutually hinged through a hinge, one ends of the expansion plates (501) close to the mounting sleeve (14) are inserted into the mounting sleeve (14) and are mutually connected with the mounting sleeve (14) through bolts, one end surfaces of the two expansion plates (501) close to each other are inclined planes, the height of one side of the expansion plates close to the hinge is lower than that of the other side of the expansion plates,

an antenna (15) is arranged on the inner side wall of the expansion plate (501), the antenna (15) and the expansion plate (501) are driven by an electric push rod (16) arranged in the expansion plate (501),

the telescopic plate (501) comprises a jacket (5011) and an inner plate (5012), the electric push rod (16) is arranged in the jacket (5011) and the output rod of the electric push rod is fixedly connected with the inner plate (5012);

the antenna (15) is arranged on the expansion plate (501) through the rotating shaft (17), one end of the rotating shaft (17) penetrates through the outer sleeve (5011) to extend into the inner part of the outer sleeve and is connected with a toothed bar (18) in the outer sleeve (5011) in a meshed mode through teeth fixedly connected with the teeth, and the toothed bar (18) is fixedly connected with an output rod of the electric push rod (16).

2. A network box structure according to claim 1, characterized in that: the utility model discloses a support device for the electric vehicle is characterized in that a circular arc-shaped track (6) is arranged on the lower side surface of the shell (1), a plurality of support rods (7) are fixedly connected with the lower side surface of the base (2), and the lower ends of the support rods (7) extend to the inside of the track (6) and are provided with balls (8).

3. A network box structure according to claim 1, characterized in that: the ends of the expansion plates (501) which are far away from each other are connected with a mounting sleeve (14) hinged on the shell (1).

4. A network box structure according to claim 2, characterized in that: the ends of the expansion plates (501) which are far away from each other are connected with a mounting sleeve (14) hinged on the splice plate (201).

5. A network box structure according to claim 1, characterized in that: the wire fixing mechanism (4) comprises an outer tube (401), a sliding ring (403) is slidably connected to the outer tube (401) through a sliding groove (402) formed in the inner side wall of the outer tube, a spring (404) is connected between the inner end groove wall of the sliding groove (402) and the sliding ring (403), a binding belt (406) is connected to the sliding ring (403) through a connecting belt (405), and a female surface of a magic tape and a male surface of the magic tape are respectively sewed on two side surfaces of the binding belt (406).

6. A network box structure according to claim 5, wherein: the inner end face of the outer tube (401) is fixedly connected with a circular wire hoop (407), and the size of an opening of the wire hoop (407) is smaller than the diameter of the wire hoop (407).

7. A network box structure according to claim 1, characterized in that: the antenna (15) comprises a fixed antenna (151) and a plurality of rotating antennas (152), wherein limiting rods (20) are fixedly connected to the rotating antennas (152), and limiting rails (21) matched with the limiting rods (20) are arranged on the outer sleeve (5011).