CN209417367U - Thunder and lightning blocks box and optical cable ground device - Google Patents
Thunder and lightning blocks box and optical cable ground device Download PDFInfo
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- CN209417367U CN209417367U CN201822099315.2U CN201822099315U CN209417367U CN 209417367 U CN209417367 U CN 209417367U CN 201822099315 U CN201822099315 U CN 201822099315U CN 209417367 U CN209417367 U CN 209417367U
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Abstract
The utility model relates to technical field of optical fiber communication, discloses a kind of thunder and lightning and block box and optical cable ground device.In the utility model, thunder and lightning blocks the box to include: box body, the first draw-off tray for being electrically connected with the coat of metal and shielded layer of optical cable wherein one end and two fixed anchor ears for fixing optical cable；Box body includes that the optical cable being oppositely arranged penetrates hole and optical cable punched out, further includes the first aerial drainage plate hole；Two fixed anchor ears are individually fixed in optical cable and penetrate hole and optical cable punched out；First draw-off tray part is located in box body, and the first draw-off tray passes through the first aerial drainage plate hole, wherein the first draw-off tray with the ground line of building for being electrically connected.Compared with prior art, the structure of the utility model is simpler, can simplify construction, so as to use manpower and material resources sparingly, saves cost.
Description
Technical field
The utility model relates to technical field of optical fiber communication, in particular to thunder and lightning blocks box and optical cable ground device.
Background technique
As the depth of China " broadband China " strategy is implemented, most basic communication infrastructure has been brought in access optical cable construction into
In Facilities Construction.Influence in order to avoid thunder and lightning and other high-tension currents to communication system is eliminated hidden danger, is adopted at present
The method taken is, by the metallic strength member and metal outer jacket of the access optical cable being introduced into building, to be carried out by terminal reliable
Ground connection.Although this conventional method can be effectively protected the safety of communication system, shielding thunder and lightning and other high-tension currents are played
Effect, but as the finishing of building is superior, ground connection has become problem extremely difficult in engineering construction in building,
Some even can not be grounded, nowhere be grounded, to cause very big security risk.Terminal is exempted to be grounded when in order to realize access optical cable
Mode do a preventing thunder earthing design in the prior art before optical cable enters building (such as each computer room or room).
But at least there are the following problems in the prior art: in building, when such as computer room by being struck by lightning, can still make in computer room
Equipment suffers a loss.
Utility model content
The purpose of this utility model is to provide a kind of thunders and lightnings to block box and optical cable ground device, so that thunder and lightning blocks box
Structure is simpler, and makes optical cable penetrate hole and optical cable punched out across the installation of box body by optical cable when installing optical cable
Mode is easier, can simplify construction, so as to use manpower and material resources sparingly, saves cost.
In order to solve the above technical problems, the embodiments of the present invention provides a kind of thunder and lightning blocking box, include at least:
Box body, the first draw-off tray for being electrically connected with the coat of metal and shielded layer of optical cable wherein one end and for fixing light
The fixed anchor ear of two of cable；The box body includes that the optical cable being oppositely arranged penetrates hole and optical cable punched out, and the box body further includes
The first aerial drainage plate hole corresponding with first draw-off tray；Two fixed anchor ears be individually fixed in the optical cable penetrate hole and
The optical cable punched out；First draw-off tray part is located in the box body, and first draw-off tray passes through described first
Aerial drainage plate hole；Wherein, first draw-off tray with the ground line of building for being electrically connected.
The embodiments of the present invention additionally provides a kind of optical cable ground device, blocks comprising optical cable and above-mentioned thunder and lightning
Box；The optical cable penetrates hole by the optical cable and the optical cable punched out passes through the box body；Positioned at the intracorporal light of the box
The coat of metal and shielded layer of cable wherein one end are electrically connected to first draw-off tray.
In terms of existing technologies, thunder and lightning blocks box to include at least box body, the first aerial drainage to the utility model embodiment
Plate and fixed anchor ear, and hole and optical cable punched out are penetrated by the way that two fixed anchor ears are individually fixed in optical cable；First lets out
Flowing plate part is located in box body, and the first draw-off tray passes through the first aerial drainage plate hole, and the first draw-off tray is for the ground connection with building
Line electrical connection so that thunder and lightning block box structure it is simpler, due to two fixed anchor ears be individually fixed in optical cable penetrate hole with
Optical cable punched out, so optical cable is made to penetrate hole and optical cable punched out across the installation side of box body by optical cable when installing optical cable
Formula is easier, can simplify construction, so as to use manpower and material resources sparingly, saves cost.
In addition, it further includes for being electrically connected with the other end of coat of metal of optical cable and shielded layer that the thunder and lightning, which blocks box,
The second draw-off tray connect；The box body further includes the second aerial drainage plate hole corresponding with second draw-off tray；Second aerial drainage
Plate part is located in the box body, and second draw-off tray passes through the second aerial drainage plate hole；Wherein, second draw-off tray
It is electrically connected for the ground line with building.Since the coat of metal and shielded layer that are located at the intracorporal optical cable of box wherein one end are equal
It is electrically connected to the first draw-off tray, is electrically connected to second positioned at the other end of coat of metal of the intracorporal optical cable of box and shielded layer
Draw-off tray, and the first draw-off tray and the second draw-off tray are used to be electrically connected with the ground line of building, it is possible to pass through first
Draw-off tray and the second draw-off tray realize the two-way ground connection of optical cable so that both can in optical cable transportational process by when being struck by lightning by the
The electric current that one draw-off tray generates when releasing electric current to avoid lightning stroke enters building, can also pass through when computer room be struck by lightning
Second draw-off tray, which releases electric current, to be lost to avoid the relevant device in computer room by thunder and lightning, to be connect by the two-way of optical cable
While ground makes the relevant device lightning protection in computer room, the relevant device in computer room can also be further protected, protective value is higher.
In addition, it further includes for the coat of metal and shielded layer of the optical cable wherein one end is equal that the thunder and lightning, which blocks box,
The first ground connection anchor ear that is fixed and being electrically connected to first draw-off tray, is used for the other end of coat of metal of the optical cable
The second ground connection anchor ear that is fixed with shielded layer and being electrically connected to second draw-off tray.Anchor ear is grounded by optical cable by first
Coat of metal and shielded layer are fixed and are connected electrically on the first draw-off tray, so that the coat of metal and shielded layer of optical cable and
The switching performance of one draw-off tray is more stable；By second ground connection anchor ear by the coat of metal of optical cable and shielded layer fix and electricity
It is connected on the second draw-off tray, so that the coat of metal and shielded layer and the switching performance of the second draw-off tray of optical cable are more steady
It is fixed.
In addition, having on first draw-off tray for fixing the strengthening core of the optical cable and being connected electrically in described first
The fixed structure of draw-off tray has on second draw-off tray described for fixing the strengthening core of the optical cable and being connected electrically in
The fixed structure of second draw-off tray.
Preferably, for the ease of the installation of the first draw-off tray and the second draw-off tray, first draw-off tray and described second
The shape of draw-off tray all can be N shape.
In addition, the box body includes two half-shells being fixed to each other；The optical cable penetrates hole, the optical cable punched out, institute
It states the first aerial drainage plate hole and the second aerial drainage plate hole is respectively positioned on junction between two half-shells.It is set by this
Meter saves the working hour of assembled pack, can save cost of human and material resources so that the assembling mode of entire box body is relatively simple.
In addition, the optical cable penetrate hole, the optical cable punched out, the first aerial drainage plate hole by sealing ring carry out it is close
Envelope, can be to avoid electromagnetic exposure, and makes thunder and lightning that box be blocked to have the function of waterproof and dustproof etc..
Detailed description of the invention
Fig. 1 is the structural schematic diagram that box is blocked according to thunder and lightning in the utility model first embodiment；
Fig. 2 is the structural schematic diagram according to optical cable ground device in the utility model second embodiment；
Wherein: 1 is box body, and 2 be the first draw-off tray, and 3 be the second draw-off tray, and 4 be fixed anchor ear, and 5 be the first ground connection anchor ear,
6 be the second ground connection anchor ear, and 7 be earthing rod, and 8 be optical cable, and 9 be strengthening core.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model
In embodiment, in order to make the reader understand this application better, many technical details are proposed.But even if without these skills
The required guarantor of each claim of the application also may be implemented in art details and various changes and modifications based on the following respective embodiments
The technical solution of shield.
The first embodiment of the utility model is related to a kind of thunder and lightning blocking box.As shown in Figure 1, thunder and lightning blocking box includes:
Box body 1, the first draw-off tray 2 for being electrically connected with the coat of metal and shielded layer of optical cable wherein one end, for fixing light
The fixed anchor ear 4 of two of cable.Preferably, in present embodiment, thunder and lightning block box further include for the other end of gold of optical cable
Belong to the second draw-off tray 3 that protective layer and shielded layer are electrically connected.Specifically, the box body 1 includes that the optical cable being oppositely arranged penetrates
Hole and optical cable punched out, the box body 1 further include respectively first aerial drainage plate hole corresponding with first draw-off tray 2 and with institute
State the corresponding second aerial drainage plate hole of the second draw-off tray 3；First draw-off tray 2 and second draw-off tray 3 part are located at institute
It states in box body 1, and first draw-off tray 2 passes through the first aerial drainage plate hole, second draw-off tray 3 passes through described second and lets out
Flowing plate hole；Wherein, first draw-off tray 2 and second draw-off tray 3 are used to be electrically connected with the ground line of building.It is worth
One is mentioned that, for the ease of the installation of the first draw-off tray 2 and the second draw-off tray 3, first draw-off tray 2 and second aerial drainage
The shape of plate 3 all can be N shape.Two fixed anchor ears 4 are individually fixed in that the optical cable penetrates hole and the optical cable is pierced by
Hole.By the design of this scheme so that thunder and lightning blocks the structure of box simpler, since two fixed anchor ears 4 are individually fixed in
Optical cable penetrates hole and optical cable punched out, so making that optical cable penetrates hole by optical cable and optical cable punched out is passed through when installing optical cable
The mounting means of box body is easier, can simplify construction, so as to use manpower and material resources sparingly, saves cost.
In actual application, when optical cable is introduced into building (building can be each computer room or room), light
Cable penetrates hole and the optical cable punched out by the optical cable and passes through the box body 1, and the optical cable due to being located in box body 1 its
The coat of metal and shielded layer of middle one end are electrically connected to the first draw-off tray 2, the other end of gold of optical cable in box body 1
Belong to protective layer and shielded layer is electrically connected to the second draw-off tray 3, and the first draw-off tray 2 and the second draw-off tray 3 are used to and build
The ground line of object is electrically connected, it is possible to the two-way ground connection of optical cable is realized by the first draw-off tray 2 and the second draw-off tray 3, so that
It both can be in optical cable transportational process by the electricity generated when being released electric current to avoid lightning stroke by the first draw-off tray 2 when being struck by lightning
Stream enters building, can also be released electric current to avoid equipment in computer room by the second draw-off tray 3 when computer room be struck by lightning
It is lost by thunder and lightning, to can also further be protected in computer room while the two-way ground connection by optical cable makes building lightning protection
Equipment, protective value are higher.
Preferably, in actual application, it further includes for by the gold of the optical cable wherein one end that the thunder and lightning, which blocks box,
Belong to the first ground connection anchor ear 5 that protective layer and shielded layer are fixed and be electrically connected to first draw-off tray 2, is used for the optical cable
Other end of coat of metal and shielded layer are fixed and are electrically connected to the second ground connection anchor ear 6 of second draw-off tray 3.It is logical
It crosses the first ground connection anchor ear 5 to fix the coat of metal of optical cable and shielded layer and be connected electrically on the first draw-off tray 2, so that optical cable
Coat of metal and shielded layer and the first draw-off tray 2 switching performance it is more stable；Anchor ear 6 is grounded by optical cable by second
Coat of metal and shielded layer are fixed and are connected electrically on the second draw-off tray 3 so that the coat of metal and shielded layer of optical cable with
The switching performance of second draw-off tray 3 is more stable.
The first draw-off tray of N shape 2 and the second draw-off tray of N shape 3 are arranged in box body 1, wherein one end of the first draw-off tray of N shape 2
It is drawn as ground terminal from 2 hole of the first draw-off tray of box body 1, the other end of the first draw-off tray of N shape 2 can be embraced by the first ground connection
Hoop 5 is fixed in box body 1, and wherein one end of the second draw-off tray of N shape 3 is drawn as ground terminal from 3 hole of the second draw-off tray of box body 1
Out, the other end of the second draw-off tray of N shape 3 can be fixed in box body 1 by the second ground connection anchor ear 6.
In addition, having on first draw-off tray 2 for fixing the strengthening core of the optical cable and being connected electrically in described the
The fixed structure of one draw-off tray 2 has for fixing the strengthening core of the optical cable and being connected electrically on second draw-off tray 3
The fixed structure of second draw-off tray 3.Specifically, fixed structure can be earthing rod 7, the strengthening core of optical cable is fixed simultaneously
It is connected electrically on earthing rod 7 to be grounded.
The box body 1 in present embodiment may include two half-shells being fixed to each other；The optical cable penetrates hole, described
Optical cable punched out, the first aerial drainage plate hole and the second aerial drainage plate hole are respectively positioned on the combination between two half-shells
Place.By this design, so that the assembling mode of entire box body 1 is relatively simple, the working hour of assembled pack 1 is saved, can be saved
Cost of human and material resources.
Through the above, it is not difficult to find that present embodiment makes the structure of thunder and lightning blocking box simpler, can simplify
While construction, the two-way ground connection of optical cable can also be realized by the first draw-off tray 2 and the second draw-off tray 3, it both can be in optical cable
Enter building by the electric current generated when releasing electric current to avoid lightning stroke by the first draw-off tray 2 when being struck by lightning in transportational process
Electric current can also be released when computer room be struck by lightning by the second draw-off tray 3 and be damaged to avoid equipment in computer room by thunder and lightning by object
Lose, to can also further be protected in computer room while the two-way ground connection by optical cable makes building lightning protection, protective value compared with
Height may be implemented the intrusion for effectively blocking thunder and lightning and other high-tension currents, ensure communication (information) system and personnel safety.
The second embodiment of the utility model is related to a kind of optical cable ground device.As shown in Fig. 2, optical cable ground device packet
Box is blocked containing optical cable 8 and the thunder and lightning of first embodiment.The optical cable 8 penetrates hole and the optical cable punched out by the optical cable
Across the box body 1.The coat of metal and shielded layer of optical cable 8 in the box body 1 wherein one end are electrically connected to institute
The first draw-off tray 2 is stated, the other end of coat of metal of optical cable 8 and shielded layer in the box body 1 are electrically connected to institute
State the second draw-off tray 3.Specifically, the coat of metal of optical cable 8 and shielded layer are fixed and are electrically connected by the first ground connection anchor ear 5
On the first draw-off tray 2, so that the coat of metal and shielded layer of optical cable 8 and the switching performance of the first draw-off tray 2 are more stable；
The coat of metal of optical cable 8 and shielded layer are fixed by the second ground connection anchor ear 6 and are connected electrically on the second draw-off tray 3, so that
The coat of metal and shielded layer of optical cable 8 and the switching performance of the second draw-off tray 3 are more stable.
It is noted that in actual application, by optical cable 8 introduce building (building can for each computer room or
Room) it needs to block box across thunder and lightning before, by drawing fine construction method for the metallic strength member 9 and metal outer jacket in optical cable 8
(metal outer jacket is above-mentioned coat of metal and shielded layer) is taken out and is cut off, and protects outside the strengthening core 9 and metal of 8 leading-in end of optical cable
Layer electrical connection thunder and lightning blocks the first draw-off tray 2 in box, and the strengthening core 9 and metal outer jacket of 8 exit of optical cable are electrically connected thunder and lightning
Block the second draw-off tray 3 in box.First draw-off tray 2 and the second draw-off tray 3 are let out by exposing the part first of box body 1 respectively
Flowing plate 2 and the second draw-off tray 3 are electrically connected with the ground line of building.Therefore the first draw-off tray 2 and the second draw-off tray 3 can be passed through
It realizes the two-way ground connection of optical cable 8, passes through the first draw-off tray 2 when so that both being struck by lightning in 8 transportational process of optical cable for electric current
The electric current generated when releasing to avoid lightning stroke enters building, and can also pass through the second draw-off tray 3 when computer room be struck by lightning will
Electric current, which releases, to be lost to avoid equipment in computer room by thunder and lightning, so that the two-way ground connection by optical cable 8 makes building lightning protection
At the same time it can also further protect equipment in computer room, protective value is higher.
In addition, the optical cable 8 penetrates hole, 8 punched out of the optical cable, the first aerial drainage plate hole and second aerial drainage
Plate hole is sealed by sealing ring, can be to avoid electromagnetic exposure, and makes thunder and lightning that box be blocked to have the function of waterproof and dustproof etc..
Through the above, it is not difficult to find that present embodiment makes the structure of thunder and lightning blocking box simpler, can simplify
While construction, the two-way ground connection of optical cable 8 can also be realized by the first draw-off tray 2 and the second draw-off tray 3, it both can be in optical cable
Enter building by the electric current generated when releasing electric current to avoid lightning stroke by the first draw-off tray 2 when being struck by lightning in 8 transportational processes
Electric current can also be released when computer room be struck by lightning by the second draw-off tray 3 and be damaged to avoid equipment in computer room by thunder and lightning by object
It loses, to can also further be protected in computer room, protective value while the two-way ground connection by optical cable 8 makes building lightning protection
It is higher, the intrusion for effectively blocking thunder and lightning and other high-tension currents may be implemented, ensure communication (information) system and personnel safety.
It is not difficult to find that present embodiment is corresponding with first embodiment, present embodiment can be mutual with first embodiment
Match implementation.The relevant technical details mentioned in first embodiment are still effective in the present embodiment, in order to reduce weight
Multiple, which is not described herein again.Correspondingly, the relevant technical details mentioned in present embodiment are also applicable in first embodiment
In.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific implementation of the utility model
Example, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit of the utility model
And range.
Claims (8)
1. a kind of thunder and lightning blocks box, which is characterized in that include at least: box body, for the coat of metal with optical cable wherein one end
The first draw-off tray being electrically connected with shielded layer and two for fixing optical cable fixed anchor ears；
The box body includes that the optical cable being oppositely arranged penetrates hole and optical cable punched out, and the box body further includes and first aerial drainage
The corresponding first aerial drainage plate hole of plate；
Two fixed anchor ears are individually fixed in the optical cable and penetrate hole and the optical cable punched out；
First draw-off tray part is located in the box body, and first draw-off tray passes through the first aerial drainage plate hole；Its
In, first draw-off tray with the ground line of building for being electrically connected.
2. thunder and lightning according to claim 1 blocks box, which is characterized in that it further includes being used for and optical cable that the thunder and lightning, which blocks box,
The second draw-off tray that other end of coat of metal and shielded layer are electrically connected；
The box body further includes the second aerial drainage plate hole corresponding with second draw-off tray；
Second draw-off tray part is located in the box body, and second draw-off tray passes through the second aerial drainage plate hole；Its
In, second draw-off tray with the ground line of building for being electrically connected.
3. thunder and lightning according to claim 1 or 2 blocks box, which is characterized in that it further includes for inciting somebody to action that the thunder and lightning, which blocks box,
The coat of metal and shielded layer of the optical cable wherein one end are fixed and are electrically connected to the first of first draw-off tray the ground connection
Anchor ear, for the other end of coat of metal of the optical cable and shielded layer is fixed and be electrically connected to the of the second draw-off tray
Two ground connection anchor ears.
4. thunder and lightning according to claim 3 blocks box, which is characterized in that have on first draw-off tray described for making
The fixed structure of first draw-off tray is fixed and be connected electrically in the strengthening core of optical cable, has on second draw-off tray for making
The strengthening core of the optical cable is fixed and is connected electrically in the fixed structure of second draw-off tray.
5. thunder and lightning according to claim 2 blocks box, which is characterized in that first draw-off tray and second draw-off tray
Shape be N shape.
6. thunder and lightning according to claim 2 blocks box, which is characterized in that the box body includes two and half to be fixed to each other
Shell；
The optical cable penetrates hole, the optical cable punched out, the first aerial drainage plate hole and the second aerial drainage plate hole and is respectively positioned on
Junction between two half-shells.
7. a kind of optical cable ground device, which is characterized in that include thunder and lightning described in any one of optical cable and claim 1 to 6
Block box；
The optical cable penetrates hole by the optical cable and the optical cable punched out passes through the box body；
Coat of metal and shielded layer positioned at the intracorporal optical cable of the box wherein one end are electrically connected to first draw-off tray.
8. optical cable ground device according to claim 7, which is characterized in that the optical cable penetrates hole, the optical cable is pierced by
Hole, the first aerial drainage plate hole are sealed by sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822099315.2U CN209417367U (en) | 2018-12-13 | 2018-12-13 | Thunder and lightning blocks box and optical cable ground device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822099315.2U CN209417367U (en) | 2018-12-13 | 2018-12-13 | Thunder and lightning blocks box and optical cable ground device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209417367U true CN209417367U (en) | 2019-09-20 |
Family
ID=67938077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822099315.2U Active CN209417367U (en) | 2018-12-13 | 2018-12-13 | Thunder and lightning blocks box and optical cable ground device |
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| Country | Link |
|---|---|
| CN (1) | CN209417367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113593795A (en) * | 2021-07-30 | 2021-11-02 | 中国电信股份有限公司 | Optical cable lightning arrester and optical cable lightning arresting method |
-
2018
- 2018-12-13 CN CN201822099315.2U patent/CN209417367U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113593795A (en) * | 2021-07-30 | 2021-11-02 | 中国电信股份有限公司 | Optical cable lightning arrester and optical cable lightning arresting method |
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