CN108761695B - A highly secure communication optical cable protection device - Google Patents

Abstract

The invention discloses a communication optical cable protection device which is suitable for indoor use, is convenient to install, simple in structure, strong in stability and high in safety performance. The communication optical cable protection device comprises a first protection sleeve, a rectangular groove, a through hole, a U-shaped plate, a sliding block, a sliding groove, a fixing plate, a spring, an L-shaped rod, a pressing plate, a first rack, a second rack, a cylindrical straight gear, a second protection sleeve and a screw tube; the communication optical cable protection device is simple in structure, easy to operate, high in reliability, capable of improving working efficiency of users, and suitable for being widely put into working of indoor communication optical cable installation.

Description

A highly secure communication optical cable protection device

Technical field

The invention relates to the field of optical cable protection devices, specifically a communication optical cable protection device with high safety.

Background technique

As we all know: Communication optical cables are composed of a cable core and an outer sheath composed of several optical fibers. Compared with traditional symmetrical copper loops and coaxial copper loops, optical fiber has much larger transmission capacity, less attenuation, long transmission distance, small size, light weight, no electromagnetic interference, and low cost, making it the most promising communication technology at present. Transmission media. It is being widely used in signal transmission in various sectors such as telecommunications, electricity, and broadcasting, and will gradually become the main body of future communication networks. When installing communication optical cables, the round and hard shape of the optical cable increases the difficulty of installing optical cable connectors. The existing indoor optical cable connector protection devices are complex in structure and troublesome to operate, which increases the efficiency of optical cable installation. The device cost is high and is not suitable for a wide range of applications. application.

Contents of the invention

The technical problem to be solved by the present invention is to provide a communication optical cable protection device suitable for indoor use that is easy to install, has a simple structure, strong stability, and high safety performance.

The technical solution adopted by the present invention to solve the technical problem is: a communication optical cable protection device with high safety, including a first protective sleeve having an inner cavity, and an inner wall at one end of the inner cavity is provided with an inner cavity. Thread; the top surface and the bottom surface of the middle position of the inner cavity of the first protective sleeve are respectively provided with transverse rectangular grooves, and the rectangular grooves of the top surface and the bottom surface of the first protective sleeve are respectively provided with vertical through holes, so The inner ends of the through holes are respectively connected with the interior of the corresponding rectangular grooves. A longitudinal U-shaped plate is provided in the through hole. The U-shaped plate passes through the through hole and is inserted into the inside of the first protective sleeve. The two U-shaped plates The openings of the shaped plates are opposite to each other, and the bottom plates of the two U-shaped plates are respectively located outside the top and bottom surfaces of the corresponding first protective sleeves;

A longitudinal fixed plate is provided on the outside of the parallel plate of the U-shaped plate, and a fixedly connected arc-shaped pressure plate is provided on the inner end of the U-shaped plate. Both sides of the inner side of the fixed plate are provided with longitudinally arranged plates. spring; the spring is located between the top surface and the bottom surface of the first protective sleeve corresponding to the fixed plate, and the spring always gives an outward force to the corresponding fixed plate; the rectangular grooves are provided with L-shaped rods. The long rods of the two L-shaped rods are parallel to each other and can slide in the corresponding rectangular grooves at the same time. The inner ends of the short rods of the two L-shaped rods are located in the first protective sleeve. One end of the long rod of the L-shaped rod Passing between the parallel plates of the corresponding U-shaped plates, the long rod of the L-shaped rod is provided with a horizontal first rack, and the two parallel plates of the U-shaped plate are provided with a vertical rack on one side close to the short rod of the L-shaped rod. The second rack in the direction;

Longitudinal cylindrical spur gears are provided above and below the inside of the first protective sheath. The cylindrical spur gears mesh with the corresponding first racks, and one side of the cylindrical spur gears meshes with the corresponding second racks. ; One side of the first protective cover is provided with a transverse second protective cover, one end of the second protective cover is fixedly connected with a transverse spiral tube, and one end of the spiral tube is inserted into the first protective cover with an inner One end of the thread; and is in contact with the outside of the corresponding short L-shaped rod, and the solenoid is threaded with the first protective sleeve.

Further, vertical chute is provided on the parallel plates on both sides of the U-shaped plate, and a slide block is provided in the chute; the slide block is fixedly connected to the inner wall of the rectangular groove; the slide block slides Installed in the corresponding chute.

Furthermore, the outer periphery of the second protective cover is provided with anti-slip patterns.

Preferably, the first protective cover and the second protective cover are both made of insulating material.

Furthermore, longitudinal rubber pads are provided on the inside of the pressure plate.

Further, the cylindrical spur gear is provided with a rotating shaft; the cylindrical spur gear is drivingly connected to the rotating shaft; the cylindrical spur gear is fixedly installed in the first protective sleeve through a bearing; both ends of the rotating shaft are connected to the first protective sleeve respectively. The front and rear sides of the inner wall of the protective cover are fixedly connected.

Further, the spacing between two adjacent springs in each row of springs is equal.

The beneficial effects of the present invention are: the communication optical cable protection device with high safety according to the present invention. When installing the communication optical cable protection device: the user separates the two optical cable connectors that need to be connected from the first protective sleeve and the second optical cable connector respectively. Passing through the second protective sleeve, when the optical cable connector passes through the first protective sleeve, the elastic force given by the spring to the fixed plate makes the pressure plate approach the center of the inner cavity of the first protective sleeve, and the optical cable connector can pass between the two pressure plates. After completing the connection of the optical cable connector, the user holds the second protective sleeve and inserts the solenoid tube at one end of the second protective sheath into the first protective sheath. Then the user rotates the second protective sheath so that the outer periphery of the solenoid tube is in contact with the first protective sheath. When the inner wall threads are matched and one end of the solenoid is installed into the first protective sleeve, the end of the solenoid in the first protective sleeve can contact the short rods of the two L-shaped rods at the same time, thereby pushing the L-shaped rods so that The long rod of the L-shaped rod slides laterally in the rectangular groove. The first rack drives the cylindrical spur gear to rotate. The cylindrical spur gear drives the U-shaped plate to move into the first protective sleeve through the second rack. The pressure plate moves inward to press the optical cable. The outer circumference of the optical cable is fixed. At this time, the user stops rotating the second protective sleeve to complete the installation of the Xuntong optical cable protection device. The entire installation process is simple and fast, and can be used to protect different types of optical cable connectors; after disassembling the communication optical cable protection device When installing: the user holds the first protective cover with one hand and rotates the second protective cover in reverse direction with the other hand. The solenoid and the installation end of the first protective cover move in the opposite direction, and the thrust of the solenoid to the short rod of the L-shaped rod is removed. , the force given by the spring to the fixed plate causes the U-shaped plate to move outward. At this time, the second rack drives the cylindrical spur gear to rotate in the opposite direction. While the cylindrical spur gear rotates, by cooperating with the first rack, the L-shaped rod moves in the rectangular groove. The inner slide is reset, and the pressure plate loosens the installed optical cable to complete the disassembly of the protective device. The whole process is simple and easy to operate, has strong reliability, can improve the user's work efficiency, and is suitable for a wide range of indoor communication optical cable installation work.

Description of drawings

Figure 1 is a perspective view of a communication optical cable protection device with high safety in an embodiment of the present invention;

Figure 2 is an A-direction view of the installation structure of the U-shaped plate in the embodiment of the present invention;

Marked in the picture: 1-first protective sleeve, 2-rectangular groove, 3-through hole, 4-U-shaped plate, 5-sliding block, 6-chute, 7-fixing plate, 8-spring, 9-L type Rod, 10-pressure plate, 11-first rack, 12-second rack, 13-cylindrical spur gear, 14-second protective sleeve, 15-screw, 16-rubber pad, 17-rotating shaft.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and examples.

As shown in Figures 1 and 2, a communication optical cable protection device with high safety according to the present invention includes a first protective sleeve 1. The first protective sleeve 1 has an inner cavity. The inner wall of one end of the inner cavity It is provided with internal threads; the top surface and the bottom surface of the middle position of the inner cavity of the first protective sleeve 1 are respectively provided with transverse rectangular grooves 2, and the rectangular grooves 2 of the top surface and the bottom surface of the first protective sleeve 1 are respectively provided with Vertical through holes 3, the inner ends of the through holes 3 are communicated with the interior of the corresponding rectangular grooves 2. A longitudinal U-shaped plate 4 is provided in the through hole 3, and the U-shaped plate 4 passes through the through hole. 3 and inserted into the inside of the first protective cover 1, the openings of the two U-shaped plates 4 are opposite, and the bottom plates of the two U-shaped plates 4 are respectively located outside the corresponding top and bottom surfaces of the first protective cover 1;

A longitudinal fixing plate 7 is provided on the outside of the parallel plate of the U-shaped plate 4, and a fixedly connected arc-shaped pressure plate 10 is provided on the inner end of the U-shaped plate 4. Both sides of the inner side of the fixing plate 7 are Both are provided with longitudinally arranged springs 8; the springs 8 are located between the fixing plate 7 and the top surface and the bottom surface of the first protective sleeve 1 corresponding to the fixing plate 7. The springs 8 always give the corresponding fixing plate 7 a direction. External force; L-shaped rods 9 are provided in the rectangular grooves 2. The long rods of the two L-shaped rods 9 are parallel to each other and can slide in the corresponding rectangular groove 2 at the same time. The short rods of the two L-shaped rods 9 are The inner end of the L-shaped rod 9 is located in the first protective cover 1. One end of the long rod of the L-shaped rod 9 passes between the parallel plates of the corresponding U-shaped plate 4. The long rod of the L-shaped rod 9 is provided with a transverse first rack 11 , the two parallel plates of the U-shaped plate 4 are provided with a vertical second rack 12 on one side of the short rod of the L-shaped rod 9;

Longitudinal cylindrical spur gears 13 are disposed above and below the inside of the first protective cover 1. The cylindrical spur gears 13 mesh with the corresponding first racks 11. One side of the cylindrical spur gears 13 meshes with the corresponding first racks 11. The second rack 12 engages; a transverse second protective sleeve 14 is provided on one side of the first protective sleeve 1, and a transverse solenoid 15 is fixedly connected to one end of the second protective sheath 14. The solenoid 15 One end is inserted into the end of the first protective sleeve 1 that is provided with internal threads; and is in contact with the outside of the short rod of the corresponding L-shaped rod 9. The spiral tube 15 is threadedly matched with the first protective sleeve 1.

During application:

When installing the communication optical cable protection device: the user passes the two optical cable connectors that need to be connected through the first protective sleeve 1 and the second protective sleeve 14 respectively. When the optical cable connector passes through the first protective sleeve 1, the spring 8 The elastic force given to the fixed plate 7 causes the pressure plate 10 to approach the top and bottom surfaces of the inner wall of the first protective sleeve 1, and the optical cable connector can pass between the two pressure plates 10. After completing the connection of the optical cable connector, the user holds the second protective sleeve. 14. Insert the spiral tube 15 at one end of the second protective cover 14 into the first protective cover 1, and then the user rotates the second protective cover 14. The outer circumference of the spiral tube 15 is threaded with the inner wall of the first protective cover 1, and the spiral tube 15 During the installation process of one end of the solenoid 15 in the first protective sheath 1, one end of the solenoid 15 in the first protective sheath 1 can contact the short rods of the two L-shaped rods 9 at the same time, and then the L-shaped rods 9 push, so that the L-shaped rod 9 The long rod of the profile rod 9 slides laterally in the rectangular groove 2. The first rack 11 drives the cylindrical spur gear 13 to rotate. The cylindrical spur gear 13 drives the U-shaped plate 4 to move into the first protective sleeve 1 through the second rack 12. The pressing plate 10 moves inward to press the outer circumference of the optical cable to fix the optical cable. At this time, the user stops rotating the second protective sleeve 14 to complete the installation of the Xuntong optical cable protection device. The entire installation process is simple and fast, and can be used for different types of optical cables. Protection of joints; when disassembling the communication optical cable protection device: the user holds the first protective sleeve 1 with one hand, rotates the second protective sleeve 14 in the opposite direction with the other hand, and the solenoid 15 is opposite to the installation end of the first protective sleeve 1 Move, the push force from the solenoid 15 to the short rod of the L-shaped rod 9 is removed, and the force from the spring 8 to the fixed plate 7 causes the U-shaped plate 4 to move outward. At this time, the second rack 12 drives the cylindrical spur gear 13 to rotate in the opposite direction, and the cylinder While the spur gear 13 rotates and cooperates with the first rack 11, the L-shaped rod 9 slides and resets in the rectangular groove 2, and the pressure plate 10 loosens the installed optical cable to complete the disassembly of the protection device. The whole process is simple, easy to operate, and reliable. It has strong performance, can improve the user's work efficiency, and is suitable for a wide range of indoor communication optical cable installation work.

In order to ensure that the force on both sides of the fixed plate 7 is uniform, further, the distance between two adjacent springs 8 in each row of springs 8 is equal.

Specifically, in order to ensure that the U-shaped plate 4 always moves vertically, vertical chute 6 is provided on the parallel plates on both sides of the U-shaped plate 4, and slide blocks 5 are provided in the chute 6; The slider 5 is fixedly connected to the inner wall of the rectangular groove 2; the slider 5 is slidably installed in the corresponding chute 6. That is, the front and rear sides of the inner wall of the rectangular groove 2 described in this embodiment are respectively fixedly connected to the outer ends of the longitudinal sliders 5, and vertical slides 6 are respectively provided on the outsides of the parallel plates of the U-shaped plate 4. The outer ends are respectively located in corresponding slide grooves 6, and each slide block 5 can slide along the corresponding slide groove 6. When the cylindrical spur gear 13 rotates, it can drive the U-shaped plate 4 to move vertically. At this time, the slider 5 slides in the chute 6, which can ensure that the U-shaped plate 4 always keeps vertical movement and avoids the axial movement of the U-shaped plate 4. The movement causes the pressure plate 10 to be unable to compress the optical cable, and at the same time, it can limit the vertical movement distance of the U-shaped plate 4 and improve the internal stability of the device.

Specifically, in order to increase the friction on the outer periphery of the second protective cover 14, the outer periphery of the second protective cover 14 described in this embodiment is provided with anti-slip patterns. When the user rotates the second protective cover 14, the anti-slip pattern can enhance the friction between the outer circumference of the second protective cover 14 and the user's fingers, and the installation position between the rotating drum 15 and the first protective cover 1 can be adjusted more accurately. to control the rotation of the second protective cover 14.

Furthermore, in order to improve the safety of the device, both the first protective cover 1 and the second protective cover 14 described in this embodiment are made of insulating materials. When the user installs the first protective cover 1 and the second protective cover 14 and operates the device, the first protective cover 1 and the second protective cover 14 made of insulating materials can ensure the safety of the user's installation work, and at the same time Improve the safety of the device at work.

Furthermore, in order to effectively compress the optical cable, vertical rubber pads 16 are fixedly installed on the inside of the pressure plate 10 described in this embodiment. The rubber pad 16 can increase the friction between the outer circumference of the optical cable and the pressure plate 10, so that the pressure plate 10 can better compress the optical cable without causing indentation on the outer circumference of the optical cable, affecting the transmission of the optical cable signal, and at the same time enhancing the stability of the optical cable installation. , improve the reliability of the device.

Furthermore, in order to enhance the internal stability of the device, the cylindrical spur gear 13 is provided with a rotating shaft 17; the cylindrical spur gear 13 is transmission connected with the rotating shaft 17; the cylindrical spur gear 13 is fixedly installed on the first shaft through a bearing. Inside the protective cover 1; the two ends of the rotating shaft 17 are fixedly connected to the front and rear sides of the inner wall of the first protective cover 1 respectively. That is, the cylindrical spur gears 13 described in this embodiment are fixedly installed on the outer periphery of the rotating shaft 17 through bearings, and the two ends of the rotating shaft 17 are fixedly connected to the front and rear sides of the inner wall of the first protective sleeve 1 respectively. During the installation and adjustment process of the device, the cylindrical spur gear 13 rotates frequently, and the rotating shaft 17 can enhance the rotation stability of the cylindrical spur gear 13, thereby ensuring that the two cylindrical spur gears 13 rotate synchronously, enhancing the stability of the inside of the device, and extending the use of the device. life.

Claims (5)

1. The utility model provides a communication optical cable protection device that security is high which characterized in that: the novel plastic inner wall protective sleeve comprises a first protective sleeve (1), wherein the first protective sleeve (1) is provided with an inner cavity, and the inner wall of one end of the inner cavity is provided with internal threads; the upper surface and the bottom surface of the middle position of the inner cavity of the first protective sleeve (1) are respectively provided with a transverse rectangular groove (2), the rectangular grooves (2) of the upper surface and the bottom surface of the first protective sleeve (1) are respectively provided with a vertical through hole (3), the inner ends of the through holes (3) are respectively communicated with the interiors of the corresponding rectangular grooves (2), the through holes (3) are internally provided with longitudinal U-shaped plates (4), the U-shaped plates (4) penetrate through the through holes (3) and are inserted into the interiors of the first protective sleeve (1), the openings of the two U-shaped plates (4) are opposite, and the bottom plates of the two U-shaped plates (4) are respectively positioned on the outer sides of the upper surface and the bottom surface of the corresponding first protective sleeve (1);

the outer sides of parallel plates of the U-shaped plates (4) are provided with longitudinal fixing plates (7), the inner ends of the U-shaped plates (4) are provided with arc-shaped pressing plates (10) fixedly connected, and two sides of the inner sides of the fixing plates (7) are provided with springs (8) which are longitudinally arranged; the springs (8) are positioned between the fixed plates (7) and the top surface and the bottom surface of the first protective sleeve (1) corresponding to the fixed plates (7), and the springs (8) respectively and always apply outward force to the corresponding fixed plates (7); the rectangular grooves (2) are internally provided with L-shaped rods (9), long rods of the two L-shaped rods (9) are parallel to each other and can slide in the corresponding rectangular grooves (2) at the same time, inner ends of short rods of the two L-shaped rods (9) are positioned in the first protective sleeves (1), one ends of the long rods of the L-shaped rods (9) penetrate through parallel plates of the corresponding U-shaped plates (4), the long rods of the L-shaped rods (9) are provided with transverse first racks (11), and one side, close to the short rods of the L-shaped rods (9), of the two parallel plates of the U-shaped plates (4) is provided with vertical second racks (12);

longitudinal spur gears (13) are arranged above and below the inside of the first protective sleeve (1), the spur gears (13) are meshed with corresponding first racks (11), and one side of each spur gear (13) is meshed with a corresponding second rack (12); one side of the first protective sleeve (1) is provided with a transverse second protective sleeve (14), one end of the second protective sleeve (14) is fixedly connected with a transverse spiral tube (15), and one end of the spiral tube (15) is inserted into one end of the first protective sleeve (1) provided with internal threads; the screw tube (15) is in threaded fit with the first protective sleeve (1);

vertical sliding grooves (6) are formed in parallel plates on two sides of the U-shaped plate (4), and sliding blocks (5) are arranged in the sliding grooves (6); the sliding block (5) is fixedly connected with the inner wall of the rectangular groove (2); the sliding blocks (5) are slidably arranged in the corresponding sliding grooves (6);

the periphery of the second protective sleeve (14) is provided with anti-skid patterns.

2. The high-security communication cable protection device according to claim 1, wherein: the first protective sleeve (1) and the second protective sleeve (14) are made of insulating materials.

3. The high-security communication cable protection device according to claim 1, wherein: the inner sides of the pressing plates (10) are provided with longitudinal rubber pads (16).

4. The high-security communication cable protection device according to claim 1, wherein: a rotating shaft (17) is arranged on the cylindrical straight gear (13); the cylindrical spur gear (13) is in transmission connection with the rotating shaft (17); the cylindrical spur gear (13) is fixedly arranged in the first protective sleeve (1) through a bearing; the two ends of the rotating shaft (17) are fixedly connected with the front side and the rear side of the inner wall of the first protective sleeve (1) respectively.

5. The high-security communication cable protection device according to claim 1, wherein: the spacing between two adjacent springs (8) in each row is equal.