CN220584462U

CN220584462U - Buried optical cable joint box

Info

Publication number: CN220584462U
Application number: CN202322277210.2U
Authority: CN
Inventors: 顾伟; 聂天照; 李耕; 代斯伟; 许华锋; 赵鹏程
Original assignee: Three Gorges High Technology Information Technology Co ltd
Current assignee: Three Gorges High Technology Information Technology Co ltd
Priority date: 2023-08-22
Filing date: 2023-08-22
Publication date: 2024-03-12
Anticipated expiration: 2033-08-22

Abstract

The application provides a buried optical cable joint box, include: the device comprises a box body, an optical cable flange connector, an interface and a sealing assembly; at least one optical cable flange connector set up in inside the box body, the interface set up in optical cable flange connector both sides, seal assembly set up in the box body both sides are used for sealing the optical cable joint who is connected to the interface. According to the utility model, the sealing assemblies are arranged at two sides of the box body, when the optical cable connector is inserted into the interface, the sealing assemblies can squeeze and seal the optical cable connector, so that the looseness of the optical cable connector after installation is avoided, the sealing effect of the optical cable connector is improved, moisture and impurities are prevented from entering between the optical cable connector and the interface after the optical cable connector is buried underground, the connection firmness of the optical cable is ensured, the transmission work of the optical cable is prevented from being interfered by the moisture and the impurities, and the work safety of the optical cable is ensured.

Description

Buried optical cable joint box

Technical Field

The application belongs to the technical field of underground optical cable splice boxes, and particularly relates to an underground optical cable splice box.

Background

For the connection safety and the firmness of guarantee optical cable junction, often need use the optical cable splice box to carry out the connection work of optical cable, when current buried optical cable splice box used, after the optical cable inserts the interface, the interface is difficult to realize the seal to the optical cable, and then leads to water and impurity entering into the optical cable splice box inside underground easily during the use, influences the transmission work of optical cable.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art or related art.

To solve the above-mentioned problem, the present application provides a buried optical cable joint box, including: the device comprises a box body, an optical cable flange connector, an interface and a sealing assembly;

at least one optical cable flange connector set up in inside the box body, the interface set up in optical cable flange connector both sides, seal assembly set up in the box body both sides are used for sealing the optical cable joint who is connected to the interface.

Optionally, the seal assembly includes: taper sleeve, cutting ferrule, baffle, sleeve pipe, actuating lever and joint spare;

the taper sleeve is arranged on the box body and is communicated with the interface, an opening is formed in the circumferential direction of the taper sleeve, the clamping sleeve is arranged on the box body, the clamping sleeve is arranged on the outer side of the taper sleeve, the baffle is arranged on one side of the clamping sleeve away from the box body, the sleeve is arranged on the taper sleeve, the first end of the driving rod is connected with the sleeve, the second end of the driving rod penetrates through the baffle, the driving rod can drive the sleeve to move on the taper sleeve, and the clamping piece is arranged between the sleeve and the clamping sleeve and is used for fixing the sleeve.

Optionally, a fixing groove is formed in the sleeve, and the clamping piece penetrates through the clamping sleeve and is arranged in the fixing groove.

Optionally, the device further comprises a limiting component, the limiting component is arranged between the clamping sleeve and the sleeve, and the limiting component comprises: the device comprises a limiting groove, a first elastic piece, a limiting block, a first limiting tooth and a second limiting tooth;

the sleeve is provided with a plurality of limiting grooves, the first elastic piece is arranged in the limiting grooves, the limiting block is arranged in the limiting grooves and connected with the first elastic piece, the inner circumference of the clamping sleeve is provided with first limiting teeth, and the limiting block is provided with second limiting teeth matched with the first limiting teeth.

Optionally, the first spacing teeth and the second spacing teeth are barb teeth.

Optionally, the number of the plurality of limiting grooves is two.

Optionally, the first elastic members are springs.

Optionally, the device further comprises a sealing plug, and the sealing plug is detachably arranged on the taper sleeve.

Optionally, the plugging plug further comprises a second elastic piece, wherein the first end of the second elastic piece is connected with the plugging plug, and the second end of the second elastic piece is connected with the inner wall of the taper sleeve.

Optionally, the second elastic element is adhered to the inner wall of the taper sleeve.

Advantageous effects

The utility model provides a buried optical cable joint box, wherein sealing assemblies are arranged at two sides of a box body, when an optical cable joint is inserted into an interface, the sealing assemblies can squeeze and seal the optical cable joint, so that the looseness of the installed optical cable joint is avoided, the sealing effect of the optical cable joint box is improved, the entry of moisture and impurities between the optical cable joint and the interface after the optical cable joint box is buried underground is avoided, the connection firmness of an optical cable is ensured, the transmission work of the optical cable is prevented from being interfered by the moisture and the impurities, and the work safety of the optical cable is ensured.

Drawings

FIG. 1 is a front cross-sectional view of a buried cable splice enclosure of the present application;

FIG. 2 is a front cross-sectional view of a buried cable splice enclosure of the present application;

FIG. 3 is an enlarged partial view of the cable tray of FIG. 2;

FIG. 4 is a block diagram of a spacing assembly and ferrule connection of a buried cable splice enclosure of the present application;

fig. 5 is a diagram of the taper sleeve structure of the buried cable junction box of the present application.

The reference numerals are expressed as:

1. a case body; 2. an optical cable flange connector; 3. an interface; 4. a seal assembly; 41. a taper sleeve; 42. a cutting sleeve; 43. a baffle; 44. a sleeve; 45. a driving rod; 46. a clamping piece; 5. a limit component; 51. a limit groove; 52. a first elastic member; 53. a limiting block; 54. the first limiting teeth; 55. the second limiting teeth; 6. sealing the plug; 7. and a second elastic member.

Detailed Description

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring now to fig. 1-5 in combination, there is provided a buried fiber optic cable joint box according to an embodiment of the present application, comprising: the optical cable comprises a box body 1, an optical cable flange connector 2, an interface 3 and a sealing assembly 4; at least one optical cable flange connector 2 set up in inside the box body 1, interface 3 set up in optical cable flange connector 2 both sides, seal assembly 4 set up in box body 1 both sides for to be connected to the optical cable joint of interface 3 seals. Through at box body both sides installation seal assembly, when inserting the interface with optical cable connector in, seal assembly can extrude sealedly to optical cable connector, avoids the optical cable connector after the installation to produce not hard up, improves its sealed effect, avoids appearing moisture and impurity after burying underground and enters into between optical cable connector and the interface, ensures the firm in connection of optical cable to avoid moisture and impurity to interfere the transmission work of optical cable, ensure the work safety of optical cable.

Specifically, a plurality of optical cable flange connectors 2 are installed inside box body 1, its both sides are connected with box body 1 through interface 3, seal assembly 4 installs in the box body 1 outside, and with interface 3 assorted position department, when inserting the optical cable joint inside interface 3 through seal assembly 4 during the use and connect, seal assembly 4 can seal the optical cable joint after connecting, avoid appearing moisture and impurity entering into between optical cable joint and the interface 3 after burying underground, improve the fixity and the leakproofness to the optical cable after installing, guarantee the firm of optical cable connection, reduce the probability that moisture and impurity enter into the inside box body 1, guarantee the safe work of optical cable.

The seal assembly 4 comprises: taper sleeve 41, cutting ferrule 42, baffle 43, sleeve 44, driving rod 45 and clamping piece 46; the taper sleeve 41 is arranged on the box body 1 and is communicated with the interface 3, an opening is formed in the circumferential direction of the taper sleeve 41, the clamping sleeve 42 is arranged on the box body 1, the clamping sleeve 42 is arranged on the outer side of the taper sleeve 41, the baffle 43 is arranged on one side, away from the box body 1, of the clamping sleeve 42, the sleeve 44 is arranged on the taper sleeve 41, the first end of the driving rod 45 is connected with the sleeve 44, the second end of the driving rod 45 penetrates through the baffle 43, the driving rod 45 can drive the sleeve 44 to move on the taper sleeve 41, and the clamping piece 46 is arranged between the sleeve 44 and the clamping sleeve 42 and is used for fixing the sleeve 44.

Specifically, the sealing assembly 4 includes a taper sleeve 41, a clamping sleeve 42, a baffle 43, a sleeve 44, a driving rod 45 and a clamping piece 46, the exterior of the taper sleeve 41 is of a conical structure, insertion holes with the same diameter are formed in the taper sleeve 41, an optical cable connector is inserted into the interface 3 through the insertion holes in the taper sleeve 41 to realize connection, a first end of the taper sleeve 41 is fixedly connected with the box body 1, the outer diameter of the first end of the taper sleeve 41 is smaller than that of a second end of the taper sleeve, a plurality of openings are formed in the outer circumference of the taper sleeve 41 in the direction from the second end to the first end, the clamping sleeve 42 is mounted on the box body 1 and is positioned on the outer side of the taper sleeve 41, the clamping sleeve 42 is of a tubular structure, the sleeve 44 is sleeved on the taper sleeve 41, the inner circumference of the sleeve 44 is matched with the outer circumference of the first end of the taper sleeve 41, one end of the driving rod 45 is connected with the sleeve 44, and the other end of the baffle 43 extends out of the sleeve 42, and when the first end of the optical cable connector is not connected with the box body 1, the clamping piece 46 can fix the sleeve 44, and movement of the sleeve 44 is avoided; when the optical cable connector is connected, the optical cable connector is connected through the taper sleeve 41 and inserted into the connector 3, the sleeve 44 is driven to move on the taper sleeve 41 by pulling the driving rod 45, the taper sleeve 41 is of a taper structure and is provided with an opening, so that the sleeve 44 continuously moves towards the second end of the taper sleeve 41, the taper sleeve 41 can be continuously compressed, the opening of the taper sleeve 41 continuously moves towards each other, the optical cable is continuously extruded by the taper sleeve 41, the optical cable can be clamped and sealed after being installed, the connection stability of the optical cable is improved, the probability that moisture and impurities enter the box body 1 is reduced, and the safe operation of the optical cable is ensured.

Two or three openings are formed in the taper sleeve 41, and the taper sleeve 41 is made of ductile materials, such as PVC adhesive tape.

The sleeve 44 is provided with a fixing groove, and the clamping piece 46 passes through the clamping sleeve 42 and is arranged in the fixing groove.

Specifically, the clamping piece 46 is a threaded rod, the sleeve 44 is provided with a fixing groove, and the clamping piece 46 is in threaded connection with the fixing groove to fix the sleeve 44.

Still include spacing subassembly 5, spacing subassembly 5 set up in cutting ferrule 42 with between the sleeve pipe 44, spacing subassembly 5 includes: the limiting groove 51, the first elastic piece 52, the limiting block 53, the first limiting tooth 54 and the second limiting tooth 55; the sleeve 44 is provided with a plurality of limiting grooves 51, the first elastic piece 52 is arranged in the limiting grooves 51, the limiting block 53 is arranged in the limiting grooves 51 and connected with the first elastic piece 52, the inner circumference of the clamping sleeve 42 is provided with first limiting teeth 54, and the limiting block 53 is provided with second limiting teeth 55 matched with the first limiting teeth 54.

The first limiting teeth 53 and the second limiting teeth 54 are barbed teeth.

Specifically, spacing subassembly 5 includes spacing groove 51, first elastic component 52, stopper 53, first spacing tooth 54 and second spacing tooth 55, spacing groove 51 is seted up on sleeve pipe 44, stopper 53 passes through first elastic component 52 and installs in spacing groove 51, first elastic component 52 can realize supporting stopper 53, make stopper 53 top can contact with the cutting ferrule 42 inner wall, when driving sleeve pipe 44 to keeping away from box body 1 side on taper sleeve 41 through actuating lever 45 and remove, spacing groove 51 can drive stopper 53 constantly remove, first spacing tooth 54 on the inner circumference of cutting ferrule 42 and second spacing tooth 55 on stopper 53 are the barb tooth, its direction is the unidirectional movement on taper sleeve 41 that can realize sleeve pipe 44, when the staff passes through actuating lever 45 and drives sleeve pipe 44 and move to make between taper sleeve 41 and the seal, first spacing tooth 54 can carry out spacing to the second spacing tooth 55 on stopper 53, thereby prevent that the sleeve pipe 44 from becoming flexible, improve the fixity and the leakproofness after installing, guarantee that optical cable and optical cable connect probability and the inside optical cable enter into the safe box of the inside of the firm work of the optical cable body 1, it is guaranteed to the water content.

The number of the limiting grooves 51 is two.

Specifically, the number of the limiting grooves 51 is two, and the limiting grooves are symmetrically formed on the sleeve 44.

The first elastic members 52 are springs.

And the sealing plug 6 is detachably arranged on the taper sleeve 41.

The sealing plug further comprises a second elastic piece 7, a first end of the second elastic piece 7 is connected with the sealing plug 6, and a second end of the second elastic piece 7 is connected with the inner wall of the taper sleeve 41.

The second elastic member 7 is adhered to the inner wall of the taper sleeve 41.

Specifically, when box body 1 is not connected with the optical cable, the shutoff stopper 6 is installed on taper sleeve 41 mouth, realizes the inside sealing of box body 1, and shutoff stopper 6 pastes through the inner wall of second elastic component 7 and taper sleeve 41, consequently, when needs carry out the connection work, can outwards pull out shutoff stopper 6, and second elastic component 7 breaks away from with taper sleeve 41, then inserts the optical cable joint inside interface 3 and connects, convenient operation.

The foregoing description of the preferred embodiment of the present utility model is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model. The foregoing is merely a preferred embodiment of the present application and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principles of the present application, and these modifications and variations should also be regarded as the scope of the present application.

Claims

1. A buried fiber optic cable joint box, comprising: the device comprises a box body (1), an optical cable flange connector (2), an interface (3) and a sealing assembly (4);

at least one optical cable flange connector (2) is arranged in the box body (1), the interfaces (3) are arranged on two sides of the optical cable flange connector (2), and sealing assemblies (4) are arranged on two sides of the box body (1) and are used for sealing optical cable joints connected to the interfaces (3);

the seal assembly (4) comprises: the device comprises a taper sleeve (41), a clamping sleeve (42), a baffle (43), a sleeve (44), a driving rod (45) and a clamping piece (46);

taper sleeve (41) set up in on box body (1) and with interface (3) are linked together, the opening has been seted up in taper sleeve (41) circumference, cutting ferrule (42) set up in on box body (1), cutting ferrule (42) are located the taper sleeve (41) outside, baffle (43) set up in cutting ferrule (42) are kept away from on one side of box body (1), sleeve pipe (44) set up in on taper sleeve (41), actuating lever (45) first end with sleeve pipe (44) are connected, actuating lever (45) second end is passed baffle (43), actuating lever (45) can drive sleeve pipe (44) are in on taper sleeve (41) remove, joint spare (46) set up in sleeve pipe (44) with between cutting ferrule (42) for to sleeve pipe (44) are fixed.

2. The buried fiber optic cable joint box according to claim 1, wherein the sleeve (44) is provided with a fixing groove, and the clamping piece (46) is disposed in the fixing groove through the clamping sleeve (42).

3. The buried fiber optic cable joint box of claim 2, further comprising a spacing assembly (5), the spacing assembly (5) being disposed between the ferrule (42) and the ferrule (44), the spacing assembly (5) comprising: the device comprises a limiting groove (51), a first elastic piece (52), a limiting block (53), a first limiting tooth (54) and a second limiting tooth (55);

a plurality of limit grooves (51) are formed in the sleeve (44), the first elastic piece (52) is arranged in the limit grooves (51), the limit block (53) is arranged in the limit grooves (51) and connected with the first elastic piece (52), first limit teeth (54) are arranged on the inner circumference of the clamping sleeve (42), and second limit teeth (55) matched with the first limit teeth (54) are formed in the limit block (53).

4. A buried fiber optic cable joint box according to claim 3, wherein the first spacing teeth (54) and the second spacing teeth (55) are barbed teeth.

5. The buried fiber optic cable joint box of claim 4, wherein the number of the plurality of limit grooves (51) is two.

6. The buried fiber optic cable splice enclosure of claim 5, wherein said first resilient members (52) are each springs.

7. The buried fiber optic cable joint box according to claim 1, further comprising a plug (6), the plug (6) being removably disposed on the cone sleeve (41).

8. The buried fiber optic cable joint box of claim 7, further comprising a second elastic member (7), wherein a first end of the second elastic member (7) is connected to the plug (6), and a second end of the second elastic member (7) is connected to an inner wall of the cone sleeve (41).

9. The buried cable joint box according to claim 8, wherein the second elastic member (7) is adhered to an inner wall of the cone sleeve (41).