CN211702699U

CN211702699U - EOC single-office-end network system

Info

Publication number: CN211702699U
Application number: CN202020694292.4U
Authority: CN
Inventors: 刘智元
Original assignee: Shandong Lesheng Electronics Co ltd
Current assignee: Shandong Lesheng Electronics Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-10-16
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses an EOC single local terminal network system, radiating holes are respectively and evenly arranged on the outer walls of the two sides of the lower shell of a lower case, a baffle with a square structure and a through hole at the lower end is respectively arranged on the outer wall of the lower case at the port of the radiating holes, the radiating holes are completely covered by the baffle with the square structure, the baffle shields rainwater outside the radiating holes when raining, ensures that the rainwater can not enter the case through the radiating holes to destroy equipment, the through hole arranged at the lower end of the baffle is matched with the radiating holes to ventilate and radiate the equipment in the case, L-shaped clamping strips are respectively arranged on the inner wall of the lower case at the two ends of the radiating holes, an active carbon filter plate is clamped between the L-shaped clamping strips, the active carbon filter plate is arranged by being attached to the inner wall of the lower case, the moisture entering the radiating holes is absorbed by the active carbon filter plate, the damage of the equipment caused by the moisture entering the case to destroy, the activated carbon filter plate is convenient to replace in the later period.

Description

EOC single-office-end network system

Technical Field

The utility model relates to the field of communication technology, specifically be an EOC single office end network system.

Background

EOC is an access technology based on cable television coaxial cable network using ethernet protocol. The basic principle is to transmit data signals conforming to the 802.3 series standards through the coaxial cable for home by adopting a specific medium conversion technology (mainly comprising impedance transformation, balance transformation, unbalanced transformation and the like). The technology can make full use of the existing home-entry coaxial cable resources of the cable television network, and solves the last 100m access problem. The EOC technology is divided into an active EOC technology and a passive EOC technology according to a difference of a medium conversion technology.

Each electronic component that current outdoor type EOC local side set up all installs in a metal carton, a large amount of electronic components are concentrated together, the during operation produces very big heat, if these heats can not in time distribute away, will seriously harm the life of equipment, can burn equipment even when serious, cause some irrecoverable losses, however current outdoor type EOC local side is for guaranteeing can not unexpected into water in the metal carton when raining, promote the seal of metal carton to very high degree, only can't reach good radiating purpose through some tiny holes, cause the metal carton poor heat dissipation.

Therefore, we propose an EOC single-office network system.

Disclosure of Invention

An object of the utility model is to provide an EOC single office end network system utilizes fixed block and screw fixed mounting wave filter at the last casing roof lower extreme of last machine box to evenly set up the louvre respectively on the lower casing both sides outer wall of machine box down, set up the baffle that the lower extreme left the square structure of through-hole on the lower casing outer wall of louvre port department respectively, thereby solved the problem that proposes in the above-mentioned background.

In order to achieve the above object, the utility model provides a following technical scheme: an EOC single-office-end network system comprises office-end equipment, wherein the office-end equipment comprises an upper machine box and a lower machine box, the lower machine box is arranged at the bottom of the upper machine box, the upper machine box comprises an upper shell, a fixture block A, a filter, a fixing block and a wire, an edge is arranged on the side wall of a port of the upper shell, the two ends of the outer wall of one side of the edge are fixedly connected with the fixture block A respectively, the outer walls of the two sides of the bottom of the filter are fixedly connected with the fixing block respectively, the filter is fixedly arranged on the inner wall of the lower end of a top plate of the upper shell through the matching of screws of the fixing block, the wire is arranged on the outer wall of one side of the filter, and;

the lower case comprises a lower case body, an EOC local end controller, a connector, a power line, a CATV signal input port and a mixed signal output port, wherein a rim is arranged on the side wall of the port of the lower case body, the outer wall of one side of the rim is fixedly connected with the outer wall of one side, far away from the fixture block A, of the port of the upper case body through a hinge, the EOC local end controller is arranged at the upper end of the bottom plate of the lower case body and is electrically connected with a filter through a wire, the connector is arranged on the outer wall of one side of the EOC local end controller, a non-fixed end of the connector penetrates through the side wall of the lower case body and extends to the outside of the lower case body, the tail end of the connector is fixedly connected with the power line.

Further, all seted up the mounting groove on the port edgewise outer wall that contacts of last casing and lower casing, install the sealing washer in the mounting groove.

Furthermore, the outer wall of one side of the port edge of the lower shell, which corresponds to the fixed end, is uniformly provided with a fixture block B, the fixture block B corresponds to the fixture block A, and the fixture block B is fixedly connected with the fixture block A through a fixing bolt.

Further, the outer walls of the two sides of the lower shell are respectively and uniformly provided with heat dissipation holes, the outer wall of the lower shell outside the ports of the heat dissipation holes is respectively provided with a baffle, the baffle is of a square structure and completely covers the heat dissipation holes, and the bottom of the baffle is provided with a through hole.

Further, the lower shell inner walls at the two ends of the heat dissipation holes are respectively provided with an L-shaped clamping strip, an active carbon filter plate is clamped between the L-shaped clamping strips, and the active carbon filter plate is attached to the lower shell inner wall.

Furthermore, four corners of the upper end of the lower housing bottom plate on the inner side of the L-shaped clamping strip are respectively and fixedly connected with a convex column, and the top of the convex column is fixedly connected with a circuit substrate of the EOC local-end controller through a screw.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a pair of EOC single office end network system, evenly set up the louvre respectively on the lower casing both sides outer wall of machine box down, and set up the baffle of the square structure that the through-hole was left to the lower extreme on the lower casing outer wall of louvre port department respectively, utilize the baffle of square structure to cover the louvre completely, the baffle shelters from the rainwater outside the louvre during rainy, ensure that the rainwater can not enter into the interior destruction equipment of machine box through the louvre, and the through-hole that the baffle lower extreme set up then cooperates the equipment of thermovent in the quick-witted box to ventilate and dispel the heat.

2. The utility model provides a pair of EOC single office end network system, be provided with L type card strip on the lower shells inner wall at louvre both ends respectively, the block has the active carbon filter plate between L type card strip, and shells inner wall sets up under the active carbon filter plate laminating, utilizes the active carbon filter plate to absorb the moisture that the louvre got into, avoids the moisture to enter into and destroys the circuit in the machine box and lead to equipment damage, and the active carbon filter plate passes through L type card strip block installation, the later stage of being convenient for is changed the active carbon filter plate.

3. The utility model provides a pair of EOC single office end network system, fixed connection projection respectively in the inboard lower casing bottom plate upper end four corners department of L type card strip, the circuit substrate of screw fixed connection EOC office end controller is passed through at the top of projection, carry out fixed mounting to EOC office end controller, and utilize fixed block and screw fixed mounting wave filter at the last casing roof lower extreme of last machine box, with wave filter and EOC office end controller two big heat big household separation settings, avoid influencing each other between the two, the rational utilization space is convenient for promote the heat dissipation of equipment.

Drawings

Fig. 1 is a closed state diagram of the upper machine box of the local side device of the present invention;

fig. 2 is a diagram of the opening state of the upper machine box of the local side device of the present invention;

FIG. 3 is a cross-sectional view of the lower case of the present invention;

FIG. 4 is a top view of the lower case of the present invention;

fig. 5 is a working schematic diagram of the office device of the present invention.

In the figure: 1. a local side device; 11. mounting the machine box; 111. an upper housing; 112. a clamping block A; 113. a filter; 114. a fixed block; 115. a wire; 116. a seal ring; 12. a machine unloading box; 121. a lower housing; 122. an EOC local controller; 123. a connector; 124. a power line; 125. a CATV signal input port; 126. a mixed signal output port; 127. a clamping block B; 128. heat dissipation holes; 129. a baffle plate; 1210. an L-shaped clamping strip; 1211. an active carbon filter plate; 1212. a convex column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, an EOC single-office network system includes a local-side device 1, where the local-side device 1 includes an upper casing 11 and a lower casing 12, the lower casing 12 is disposed at the bottom of the upper casing 11, the upper casing 11 includes an upper casing 111, a fixture block a112, a filter 113, a fixing block 114 and a wire 115, a rim is disposed on a side wall of a port of the upper casing 111, two ends of an outer wall of one side of the rim are respectively and fixedly connected with the fixture block a112, two outer walls of two sides of the bottom of the filter 113 are respectively and fixedly connected with the fixing block 114, the filter 113 is fixedly mounted on an inner wall of a lower end of a top plate of the upper casing 111 through a screw of the fixing block 114, the wire 115 is disposed on an outer wall of one side of the filter 113, and one end of the wire 115, which.

The lower box 12 includes a lower housing 121, an EOC local controller 122, a connector 123, a power line 124, a CATV signal input port 125 and a mixed signal output port 126, a rim is disposed on a side wall of a port of the lower housing 121, and an outer wall of one side of the rim is fixedly connected to an outer wall of a side of the port of the upper housing 111 away from the latch a112 via a hinge, the EOC local controller 122 is disposed at an upper end of a bottom plate of the lower housing 121, the EOC local controller 122 is electrically connected to the filter 113 via a wire 115, the connector 123 is disposed on an outer wall of one side of the EOC local controller 122, a non-fixed end of the connector 123 penetrates through a side wall of the lower housing 121 and extends to an outside thereof, and an end of the connector is fixedly connected to the power line 124, and the CATV signal input port 125 and the mixed signal output port.

Mounting grooves have all been seted up on the one side outer wall that the port border of going up casing 111 and lower casing 121 contacted, install sealing washer 116 in the mounting groove, guarantee the leakproofness of going up casing 111 and lower casing 121 contact jaw, evenly be provided with fixture block B127 on the one side outer wall of the port border correspondence stiff end of lower casing 121 respectively, fixture block B127 is corresponding with fixture block A112, and fixture block B127 passes through fixing bolt fixed connection with fixture block A112, the convenient opening and shutting of going up casing 111 and lower casing 121.

Referring to fig. 3-5, in an EOC single-office network system, heat dissipation holes 128 are uniformly formed on the outer walls of two sides of a lower housing 121, baffles 129 are respectively arranged on the outer walls of the lower housing 121 outside the ports of the heat dissipation holes 128, the baffles 129 are square structures and completely cover the heat dissipation holes 128, through holes are formed in the bottoms of the baffles 129, the heat dissipation holes 128 are completely covered by the baffles 129 with the square structures, when raining, the baffles 129 shield rainwater outside the heat dissipation holes 128, so that the rainwater is prevented from entering the machine box through the heat dissipation holes 128 to damage equipment, and the through holes formed in the lower ends of the baffles 129 cooperate with the heat dissipation holes 128 to ventilate and dissipate heat the equipment in the machine box; the inner walls of the lower shell 121 at the two ends of the heat dissipation hole 128 are respectively provided with an L-shaped clamping strip 1210, an active carbon filter plate 1211 is clamped between the L-shaped clamping strips 1210, and the active carbon filter plate 1211 is attached to the inner wall of the lower shell 121; the four corners of the upper end of the bottom plate of the lower housing 121 inside the L-shaped clamping strip 1210 are respectively and fixedly connected with a convex column 1212, the top of the convex column 1212 is fixedly connected with a circuit substrate of the EOC local end controller 122 through screws, a PLC chip, an ethernet switching chip and an MCU are arranged on the circuit substrate of the EOC local end controller 122, and the PLC chip is coupled with the filter 113, the CATV signal input port 125 and the mixed signal output port 126.

In summary, the following steps: the utility model provides a EOC single office end network system, evenly set up louvre 128 on the outer wall of lower casing 121 both sides of lower casing 12 respectively, and set up the baffle 129 of the square structure that the through-hole was left to the lower extreme on the outer wall of lower casing 121 at louvre 128 port department respectively, utilize the baffle 129 of square structure to completely cover louvre 128, baffle 129 shelters from the rainwater outside louvre 128 during rainy day, ensure that the rainwater can not enter into the quick-witted box through louvre 128 and destroy equipment, and the through-hole that baffle 129 lower extreme set up then cooperates louvre 128 to ventilate the heat dissipation to the equipment in the quick-witted box; the inner walls of the lower shell 121 at the two ends of the heat dissipation hole 128 are respectively provided with an L-shaped clamping strip 1210, an active carbon filter plate 1211 is clamped between the L-shaped clamping strips 1210, the active carbon filter plate 1211 is attached to the inner wall of the lower shell 121, the active carbon filter plate 1211 is used for absorbing moisture entering the heat dissipation hole 128, the moisture is prevented from entering a machine box to damage a circuit and cause equipment damage, and the active carbon filter plate 1211 is clamped and installed through the L-shaped clamping strips 1210, so that the active carbon filter plate 1211 is convenient to replace in the later period; at lower casing 121 bottom plate upper end four corners department fixed connection projection 1212 of L type card strip 1210 inboard, the circuit substrate of screw fixed connection EOC office end controller 122 is passed through at the top of projection 1212, carry out fixed mounting to EOC office end controller 122, and utilize fixed block 114 and screw fixed mounting wave filter 113 at last casing 111 roof lower extreme of last box 11, with wave filter 113 and EOC office end controller 122 two major heating households separation setting, avoid influencing each other between the two, the rational utilization space is convenient for promote the heat dissipation of equipment. The EOC single-office-end network system is simple in structure, good in protection performance and fast in heat dissipation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. An EOC single-office network system, comprising an office device (1), characterized in that: the office end equipment (1) comprises an upper machine box (11) and a lower machine box (12), the lower machine box (12) is arranged at the bottom of the upper machine box (11), the upper machine box (11) comprises an upper shell (111), a fixture block A (112), a filter (113), a fixing block (114) and a wire (115), a border is arranged on the side wall of a port of the upper shell (111), two ends of the outer wall of one side of the border are fixedly connected with the fixture block A (112) respectively, the outer walls of two sides of the bottom of the filter (113) are fixedly connected with the fixing block (114) respectively, the filter (113) is fixedly arranged on the inner wall of the lower end of a top plate of the upper shell (111) through the matching of screws of the fixing block (114), the wire (115) is arranged on the outer wall of one side of the filter (113), and one end, far away from the filter (113), of the wire;

the lower case (12) comprises a lower shell (121), an EOC local end controller (122), a connector (123), a power line (124), a CATV signal input port (125) and a mixed signal output port (126), wherein a rim is arranged on a port side wall of the lower shell (121), an outer wall of one side of the rim is fixedly connected with an outer wall of one side, away from the fixture block A (112), of a port of the upper shell (111) along the rim through a hinge, the EOC local end controller (122) is arranged at the upper end of a bottom plate of the lower shell (121), the EOC local end controller (122) is electrically connected with a filter (113) through a wire (115), a connector (123) is arranged on an outer wall of one side of the EOC local end controller (122), a non-fixed end of the connector (123) penetrates through the side wall of the lower shell (121) and extends to the outside of the lower shell, the tail end of the connector is fixedly connected with the power line (124), the CATV signal input port (125) and the mixed On the outer wall.

2. An EOC single-office network system according to claim 1, wherein: and mounting grooves are formed in the outer wall of one side of the port edge of the upper shell (111) and the outer wall of one side of the port edge of the lower shell (121) which are contacted, and sealing rings (116) are mounted in the mounting grooves.

3. An EOC single-office network system according to claim 1, wherein: and the outer wall of one side of the port edge of the lower shell (121) corresponding to the fixed end is respectively and uniformly provided with a fixture block B (127), the fixture block B (127) corresponds to the fixture block A (112), and the fixture block B (127) is fixedly connected with the fixture block A (112) through a fixing bolt.

4. An EOC single-office network system according to claim 1, wherein: the heat dissipation holes (128) are uniformly formed in the outer walls of the two sides of the lower shell (121), baffles (129) are arranged on the outer walls of the lower shell (121) outside ports of the heat dissipation holes (128), the baffles (129) are of square structures and completely cover the heat dissipation holes (128), and through holes are formed in the bottoms of the baffles (129).

5. An EOC single office network system according to claim 4, wherein: l-shaped clamping strips (1210) are respectively arranged on the inner walls of the lower shell (121) at the two ends of the heat dissipation hole (128), an active carbon filter plate (1211) is clamped between the L-shaped clamping strips (1210), and the active carbon filter plate (1211) is attached to the inner wall of the lower shell (121).

6. An EOC single office network system according to claim 5, wherein: four corners of the upper end of the bottom plate of the lower shell (121) on the inner side of the L-shaped clamping strip (1210) are fixedly connected with convex columns (1212) respectively, and the tops of the convex columns (1212) are fixedly connected with a circuit substrate of the EOC local end controller (122) through screws.