CN214278504U - Optical cable divides fine case - Google Patents
Optical cable divides fine case Download PDFInfo
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- CN214278504U CN214278504U CN202120113521.3U CN202120113521U CN214278504U CN 214278504 U CN214278504 U CN 214278504U CN 202120113521 U CN202120113521 U CN 202120113521U CN 214278504 U CN214278504 U CN 214278504U
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- optical cable
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- sleeve
- shrinkable tube
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Abstract
The utility model discloses an optical cable fiber-splitting box, which comprises a box body; the optical cable interface is positioned on one side of the box body, a through hole for an optical cable to pass through is formed in the optical cable interface, and the optical cable interface can be connected with the optical cable; the auxiliary assembly is positioned in the box body and comprises a base and a movable piece which is positioned on the base and moves; wherein the direction of movement of the moveable member on the base intersects the axis of the bore. Adopt the utility model discloses a divide fine case, when dividing the outer optical cable of fine case when receiving external force and dragging, external force can be transmitted to dividing fine case, divides the optical cable of fine incasement to receive the influence, and the protecting effect of optical cable is good, can not cause the waste of optical cable resource yet.
Description
Technical Field
The utility model belongs to the technical field of divide fine case, concretely relates to optical cable divides fine case.
Background
Because optical Fiber communication has The advantages of large capacity, long distance, electromagnetic interference resistance and The like, The optical Fiber communication device is more suitable for The requirements of future human beings on large information quantity and high precision, The transmission medium of The optical Fiber can be popularized in a large range due To low price, and The existing optical Fiber network gradually enters families for use, namely, Fiber To The Home (FTTH).
In Fiber-to-the-home engineering, as common indoor and outdoor node products in an optical branch network, an optical Fiber drop box (FAT) is increasingly widely applied to Fiber-to-the-home technology. The optical cable fiber distribution box is used for realizing the connection of optical fibers and completing the functions of fusion splicing, distribution and optical branching of optical cables in the optical cable fiber distribution box.
The FAT comprises a box body, an optical fiber adapter and other parts, wherein an optical cable interface is arranged on the box body, the optical cable usually comprises a plurality of optical fibers, one end of the optical cable penetrates through the optical cable interface to enter the box body to be connected with the optical fiber adapter, and the other end of the optical cable penetrates through the optical cable interface to be led out of the box body.
The existing optical cable fiber distribution box has no device for protecting the optical cable, and when the optical cable led out of the box body is pulled by external force, the joint with the optical fiber adapter is easy to fall off, so that some length is generally reserved for the optical cable in the box body, but when the reserved length is too short, the protection effect is poor, and when the reserved length is too large, the waste of optical cable resources is caused; therefore, there is a need for improvements to existing fiber optic cable distribution boxes.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems occurring in the prior art.
In order to solve the technical problem, the utility model provides a following technical scheme: an optical cable distribution box comprises a fiber distribution box body,
a box body;
the optical cable interface is positioned on one side of the box body, a through hole for an optical cable to pass through is formed in the optical cable interface, and the optical cable interface can be connected with the optical cable; and the number of the first and second groups,
the auxiliary assembly is positioned in the box body and comprises a base and a movable piece which is positioned on the base and moves;
wherein the direction of movement of the moveable member on the base intersects the axis of the bore.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: the moving direction of the moving piece on the base is perpendicular to the axis of the through hole on the horizontal plane.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: the base is provided with a guide groove vertical to the axis of the through hole, and the movable piece moves along the guide groove in a guiding way through a guide pillar;
wherein, the width of the movable piece is greater than the width of the guide slot.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: the base comprises a first mounting plate and a second mounting plate, the guide groove is formed in the first mounting plate, and a plurality of threaded holes distributed along the direction of the guide groove are formed in the second mounting plate;
the guide post penetrates through the guide groove and can be connected with the threaded hole.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: the optical cable interface comprises a base member, a connecting member and a locking member, the base member is fixed on one side of the box body, and the through hole is formed in the base member; the locking piece is connected with the base piece; the connecting member is confined between the locking member and the base member.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: an accommodating cavity is formed in the locking piece, and the locking piece is sleeved on the outer side of the base piece through the accommodating cavity and is connected with the base piece through threads; one end of the accommodating cavity is arranged on the stopping part, and the connecting piece is limited in the accommodating cavity by the stopping part;
the locking piece and the connecting piece are both sleeved outside the optical cable.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: the connecting piece comprises a limiting piece and a heat shrinkable tube, the heat shrinkable tube is fixedly glued with the limiting piece, the heat shrinkable tube is connected with the optical cable when deformed, and the limiting piece can be in contact with the stopping portion.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: the limiting piece comprises a sleeve and a stop block, the sleeve is sleeved on the outer side of the optical cable, and the stop block protrudes out of the sleeve;
wherein the heat shrinkable tube is fixedly glued with the inner side of the sleeve; the stopper can contact the stopper portion.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: the two ends of the sleeve are respectively provided with an installation cavity, one end of the heat-shrinkable tube is fixedly glued in the installation cavity, and the other end of the heat-shrinkable tube extends to the outer side of the installation cavity.
As the utility model discloses optical cable divides fine case's an preferred scheme, wherein: the sleeve and the stop portion are connected through threads.
Compared with the prior art, the utility model discloses following beneficial effect has: by adopting the fiber distribution box of the utility model, the optical cable in the fiber distribution box does not need to reserve too much length, and only the optical cable between the adapter and the optical cable interface is ensured not to be in a tight state; when the optical cable outside the fiber distribution box is dragged by external force, the external force can be transmitted to the fiber distribution box, the optical cable in the fiber distribution box cannot be influenced, or the influence on the optical cable is limited, even if the dragging force is too large, the optical cable and the adapter cannot be disconnected, the protection effect of the optical cable is good, and the waste of optical cable resources cannot be caused.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a schematic view of the overall structure of the fiber distribution box of the present invention;
FIG. 2 is a schematic structural diagram of the auxiliary assembly of the present invention;
FIG. 3 is an exploded view of FIG. 2;
fig. 4 is an exploded view of the cable interface of the present invention;
fig. 5 is a schematic structural view of the optical cable interface of the present invention when connected with an optical cable;
FIG. 6 is a schematic view of a locking member according to the present invention in half section;
FIG. 7 is a schematic half-sectional view of the connector of the present invention;
fig. 8 is the whole half-section schematic view of the optical cable interface of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying description.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1, for a first embodiment of the present invention, this embodiment provides an optical cable fiber distribution box, which includes a box body 100, an optical cable interface 200 and an auxiliary assembly 300, wherein the optical cable interface 200 is located at one side of the box body 100, a through hole N1 for an optical cable 400 to pass through is provided in the optical cable interface 200, the optical cable interface 200 can be connected with the optical cable 400, and a fixed relationship is formed between the two; the auxiliary component 300 is positioned in the box body 100, the auxiliary component 300 comprises a base 301 and a movable part 302 which is positioned on the base 301 and moves, the movable part 302 can be contacted with the optical cable 400 entering the box body 100, wherein the moving direction of the movable part 302 on the base 301 is crossed with the axis of the through hole N1, and preferably, the moving direction of the movable part 302 on the base 301 is perpendicular to the axis of the through hole N1 on the horizontal plane.
During installation, the optical cable 400 passes through the through hole N1 of the optical cable interface 200 to enter the box body 100 and is inserted into the adapter 500, the movable piece 302 is moved towards the direction far away from the optical cable interface 200, the movable piece 302 pushes the optical cable 400 to move, so that the optical cable 400 in the box body 100 is reserved with a certain length, the optical cable 400 between the adapter 500 and the optical cable interface 200 is in a loose state, and then the operation is carried out to establish connection between the optical cable interface 200 and the optical cable 400, so that the optical cable 400 and the optical cable interface 200 are relatively fixed. However, the fiber optic cable 400 within the enclosure 100 need not be reserved for excess length, but rather, only to ensure that the fiber optic cable 400 is not under tension between the adapter 500 and the cable interface 200.
At this time, when the optical cable 400 outside the housing 100 is pulled by an external force, the external force is transmitted to the housing 100, the optical cable 400 inside the housing 100 is not affected or is affected only by a limited amount, and even if the pulling force is too large, the optical cable 400 and the adapter 500 are not disconnected from each other.
Example 2
Referring to fig. 1 to 3, this embodiment is different from the first embodiment in that: a guide groove N2 vertical to the axis of the through hole N1 is arranged on the base 301, and the movable piece 302 moves along the guide groove N2 through the guide post 303; wherein the width of movable member 302 is greater than the width of guide slot N2.
Specifically, the base 301 comprises a first mounting plate 301a and a second mounting plate 301b, the first mounting plate 301a and the second mounting plate 301b are parallel to each other and spaced apart by a certain distance, that is, a gap is formed between the first mounting plate 301a and the second mounting plate 301b, and the first mounting plate 301a and the second mounting plate 301b are fastened by bolts; the guide groove N2 is arranged on the first mounting plate 301a, and the second mounting plate 301b is provided with a plurality of threaded holes N3 distributed along the direction of the guide groove N2; the guide post 303 penetrates through the guide groove N2 and can be connected with the threaded hole N3; after the optical cable 400 is pushed by the movable piece 302 to move, the end part of the guide post 303 enters the threaded hole N3 to form threaded connection through operation, at this time, the position of the movable piece 302 is fixed, that is, the position of the optical cable 400 is fixed, and at this time, when the optical cable interface 200 is connected with the optical cable 400 through operation again, the optical cable 400 in the box body 100 is not affected, so that the optical cable 400 in the box body 100 keeps a certain reserved length.
Example 3
Referring to fig. 4 to 7, this embodiment is different from the first embodiment in that: the optical cable interface 200 comprises a base member 201, a connecting member 202 and a locking member 203, wherein the base member 201 is fixed on one side of the box body 100, and a through hole N1 is formed in the base member 201; the locking members 203 are connected to the base member 201 in a fixed relationship to one another; wherein the connector 202 is confined between the latch members 203 and the base member 201, when the connector 202 is confined, i.e. the optical cable 400 is confined in a fixed relationship therewith.
Specifically, an accommodating cavity N4 is formed in the locking piece 203, an opening is formed in the accommodating cavity N4 on one side of the locking piece 203, and the locking piece 203 is sleeved on the outer side of the base piece 201 through the opening of the accommodating cavity N4 and is connected with the base piece 201 through threads;
the locking piece 203 and the connecting piece 202 are sleeved outside the optical cable 400, and meanwhile, the connecting piece 202 is positioned in the accommodating cavity N2; during installation, the locking piece 203 and the connecting piece 202 are sequentially sleeved outside the optical cable 400, the connecting piece 202 is connected with the optical cable 400 through operation, the locking piece 203 is moved to enable the connecting piece 202 to enter the accommodating cavity N2 and be sleeved outside the base piece 201, meanwhile, the locking piece 203 is rotated to enable the locking piece 203 and the base piece 201 to be in threaded connection until fastening, and the connecting piece 202 at the moment is limited in the accommodating cavity N2.
It should be noted that one end of the accommodating cavity N4 is disposed on the stopper portion 203a, a through hole is disposed on the stopper portion 203a, the through hole can allow the optical cable 400 to pass through, but the inner diameter of the through hole is smaller than the size of the connecting member 202; when the connecting element 202 is confined in the accommodating cavity N4, the connecting element 202 is in contact with the stopping portion 203a, and the connecting element 202 is confined between the stopping portion 203a and the end of the base element 201, i.e. the connecting element 202 is confined in the accommodating cavity N4 by the stopping portion 203 a.
Example 4
Referring to fig. 4 to 7, this embodiment is different from the first embodiment in that: the connecting piece 202 comprises a limiting piece 202a and a heat shrinkable tube 202b, the heat shrinkable tube 202b and the limiting piece 202a are fixed in a gluing mode, and the heat shrinkable tube 202b is connected with the optical cable 400 when deformed; wherein, the size of the limiting piece 202a is larger than that of the heat shrinkable tube 202b, and the limiting piece 202a can contact with the stopping part 203 a.
It should be noted that, the heat shrinkable tube 202b of the embodiment is made of PE, the shrinkage temperature is 90 to 125 ℃, the radial shrinkage rate is not less than 50%, and the axial shrinkage rate is not more than 5%, the heat shrinkable tube 202b with a suitable size is selected according to the diameter of the optical cable 400, the heat shrinkable tube 202b and the limiting piece 202a are fixed in a gluing manner, during installation, the connecting piece 202 is integrally sleeved outside the optical cable 400, the heat shrinkable tube 202b is heated to shrink, the optical cable 400 is tightly wrapped, and the mutual fixed relationship with the optical cable 400 is realized.
Specifically, the limiting member 202a comprises a sleeve 202a-1 and a stopper 202a-2, the sleeve 202a-1 is sleeved outside the optical cable 400, the stopper 202a-2 is an annular protrusion protruding from the outer side of the sleeve 202a-1, and the stopper 202a-2 can contact with the stopping portion 203 a; wherein, two ends of the sleeve 202a-1 are respectively provided with a mounting cavity N5, one end of the heat shrinkable tube 202b is fixedly glued with the inner side of the mounting cavity N5, and the other end of the heat shrinkable tube 202b extends to the outer side of the mounting cavity N5 for a certain length; in operation, the heat shrinkable tube extending out of the installation cavity N5 is heated to shrink the heat shrinkable tube, and the end part of the heating sleeve 202a-1 is avoided as much as possible, so that the heat shrinkable tube is prevented from falling off from the installation cavity N5.
Example 5
Referring to fig. 4 to 8, this embodiment is different from the above-described embodiment in that: the connection between the sleeve 202a-1 and the through hole of the stop 203a is established by means of a thread, which is identical to the thread between the locking member 203 and the base member 201, i.e. by rotating the locking member 203 it can be screwed simultaneously to the base member 201 and the sleeve 202 a-1.
At this time, the installation process is slightly different from the above embodiment, after the connecting element 202 and the optical cable 400 are relatively fixedly connected, the connecting element 202 is firstly kept in contact with the base element 201, the locking element 203 is moved and rotated to make the locking element 203 and the base element 201 screwed, at this time, the stopping portion 203a is not in contact with the stopper 202a-2, when the locking element 203 is moved to the through hole of the stopping portion 203a to be adjacent to the sleeve 202a-1, the locking element 203 is continuously rotated, that is, the locking element 203 can be simultaneously screwed with the base element 201 and the sleeve 202a-1 until the stopping portion 203a contacts the stopper 202a-2, at this time, the stopper 202a-2 is limited between the stopping portion 203a and the end of the base element 201.
The utility model discloses a theory of operation:
during installation, the optical cable 400 passes through the through hole N1 of the optical cable interface 200 to enter the box body 100 and is inserted into the adapter 500, the movable piece 302 is moved towards the direction far away from the optical cable interface 200, the movable piece 302 pushes the optical cable 400 to move, so that the optical cable 400 in the box body 100 is reserved with a certain length, and the optical cable 400 between the adapter 500 and the optical cable interface 200 is in a loose state;
then, the locking piece 203 and the connecting piece 202 are sequentially sleeved outside the optical cable 400, the heat-shrinkable tube 202b is heated to be shrunk, the optical cable 400 is tightly wrapped, and the connecting piece 202 and the optical cable 400 are in a mutually fixed relation;
the connecting element 202 is kept in contact with the base element 201, the locking element 203 is moved and rotated to enable the locking element 203 to be in threaded connection with the base element 201, the stopping part 203a is not in contact with the stop block 202a-2, when the locking element 203 moves to the through hole of the stopping part 203a and is close to the sleeve 202a-1, the locking element 203 continues to be rotated, the locking element 203 can be simultaneously in threaded connection with the base element 201 and the sleeve 202a-1 until the stopping part 203a contacts the stop block 202a-2, the stop block 202a-2 is limited between the stopping part 203a and the end part of the base element 201, and the optical cable 400 and the optical cable interface 200 are relatively fixed.
At this time, when the optical cable 400 outside the housing 100 is pulled by an external force, the external force is transmitted to the housing 100, the optical cable 400 inside the housing 100 is not affected or is affected only by a limited amount, and even if the pulling force is too large, the optical cable 400 and the adapter 500 are not disconnected from each other.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. An optical cable divides fine case which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a case (100);
the optical cable interface (200), the optical cable interface (200) is positioned at one side of the box body (100), a through hole (N1) for an optical cable (400) to pass through is arranged in the optical cable interface (200), and the optical cable interface (200) can be connected with the optical cable (400); and the number of the first and second groups,
an auxiliary assembly (300), wherein the auxiliary assembly (300) is positioned in the box body (100), and the auxiliary assembly (300) comprises a base (301) and a movable piece (302) which moves on the base (301);
wherein the direction of movement of the movable member (302) on the base (301) intersects the axis of the through-hole (N1).
2. The fiber optic cable distribution cabinet of claim 1, wherein: the moving direction of the moving piece (302) on the base (301) and the axis of the through hole (N1) are perpendicular to each other on the horizontal plane.
3. An optical cable distribution enclosure as claimed in claim 1 or claim 2, wherein: a guide groove (N2) which is vertical to the axis of the through hole (N1) is arranged on the base (301), and the movable piece (302) moves along the guide groove (N2) in a guiding way through a guide post (303);
wherein the width of the movable member (302) is greater than the width of the guide groove (N2).
4. The fiber optic cable distribution cabinet of claim 3, wherein: the base (301) comprises a first mounting plate (301a) and a second mounting plate (301b), the guide groove (N2) is formed in the first mounting plate (301a), and a plurality of threaded holes (N3) distributed along the direction of the guide groove (N2) are formed in the second mounting plate (301 b);
wherein the guide post (303) passes through the guide groove (N2) and can establish connection with the threaded hole (N3).
5. An optical cable distribution enclosure as claimed in any one of claims 1, 2 and 4, wherein: the optical cable interface (200) comprises a base member (201), a connecting member (202) and a locking member (203), wherein the base member (201) is fixed on one side of the box body (100), and the through hole (N1) is formed in the base member (201); the locking piece (203) is connected with the base piece (201); the connecting member (202) is confined between the locking member (203) and the base member (201).
6. The fiber optic cable distribution cabinet of claim 5, wherein: an accommodating cavity (N4) is formed in the locking piece (203), and the locking piece (203) is sleeved on the outer side of the base piece (201) through the accommodating cavity (N4) and is connected with the base piece (201) through threads; one end of the accommodating cavity (N4) is arranged at a stopping part (203a), and the connecting piece (202) is limited in the accommodating cavity (N4) by the stopping part (203 a);
the locking piece (203) and the connecting piece (202) are sleeved outside the optical cable (400).
7. The fiber optic cable distribution cabinet of claim 6, wherein: the connecting piece (202) comprises a limiting piece (202a) and a heat shrinkable tube (202b), the heat shrinkable tube (202b) is fixedly glued with the limiting piece (202a), the heat shrinkable tube (202b) is connected with the optical cable (400) when being deformed, and the limiting piece (202a) can be contacted with the stopping part (203 a).
8. The fiber optic cable distribution enclosure of claim 7, wherein: the limiting piece (202a) comprises a sleeve (202a-1) and a stop block (202a-2), the sleeve (202a-1) is sleeved outside the optical cable (400), and the stop block (202a-2) protrudes outside the sleeve (202 a-1);
wherein the heat shrinkable tube (202b) is fixedly glued with the inner side of the sleeve (202 a-1); the stopper (202a-2) is capable of contacting the stopper portion (203 a).
9. The fiber optic cable distribution enclosure of claim 8, wherein: two ends of the sleeve (202a-1) are respectively provided with a mounting cavity (N5), one end of the heat shrinkable tube (202b) is fixedly glued in the mounting cavity (N5), and the other end of the heat shrinkable tube (202b) extends to the outer side of the mounting cavity (N5).
10. An optical cable distribution box according to claim 8 or 9, wherein: the sleeve (202a-1) and the stop (203a) are connected by a thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120113521.3U CN214278504U (en) | 2021-01-15 | 2021-01-15 | Optical cable divides fine case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120113521.3U CN214278504U (en) | 2021-01-15 | 2021-01-15 | Optical cable divides fine case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214278504U true CN214278504U (en) | 2021-09-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120113521.3U Active CN214278504U (en) | 2021-01-15 | 2021-01-15 | Optical cable divides fine case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214278504U (en) |
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2021
- 2021-01-15 CN CN202120113521.3U patent/CN214278504U/en active Active
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