Optical fiber vibration early warning device

Abstract

The utility model relates to the technical field of optical fiber maintenance equipment, in particular to an optical fiber vibration early warning device, which comprises a terminal box body and a mounting mechanism. A door body is hinged to the top end of the terminal box body, a shielding mechanism is arranged between the top end of the door body and the terminal box body, and the shielding mechanism is used for shielding rainwater at the joint of the terminal box body and the door body; the mounting mechanism is arranged on the terminal box body, and one end, far away from the hinged end, of the door body is connected with the terminal box body through the mounting mechanism. According to the utility model, through the arrangement of the shielding mechanism, the connection part of the terminal box body and the door body can be shielded and protected, rainwater is prevented from entering the terminal box body to cause interference, and when the door body is opened by rotating upwards along the hinged part of the door body and the terminal box body, the shielding mechanism can limit the door body relative to the terminal box body. A worker can conveniently overhaul elements in the terminal box body.

Description

Technical Field

[0001] The utility model relates to the technical field of optical fiber repair equipment, in particular to an optical fiber vibration early warning device. Background Art

[0002] Before an optical fiber breaks or optical signal is interrupted, the optical fiber cable will inevitably experience strong abnormal vibrations. By monitoring and alarming the optical fiber vibration status, real-time warnings of impending optical fiber breaks and optical signal interruptions can be achieved, and monitoring guarantees can be provided for upper-layer network management, network operating systems or SDN controllers to perform damage-aware rerouting or protection switching. Detecting optical fiber vibrations usually requires the use of an optical cable vibration sensor alarm system.

[0003] The optical cable vibration sensing alarm system consists of five parts: monitor, main control instrument, vibration optical fiber sensor and external components. The vibration optical fiber sensor consists of vibration sensing optical cable and vibration optical fiber terminal box. It can transmit the tiny mechanical vibration in the protection area to the detector for signal collection and analysis. The optical fiber terminal box is a device used to protect the end interface of the vibration optical cable to realize optical signal conversion, so as to ensure the normal operation of the equipment in various harsh natural environments.

[0004] However, when the existing optical fiber terminal box is in use, the door body thereof is usually set to open sideways. When encountering rainy weather, when the door body is opened to inspect the inside of the terminal box, rainwater or accumulated water will enter the terminal box and interfere with the internal components, and the waterproof performance is not high. Utility Model Content

[0005] The utility model aims to provide an optical fiber vibration early warning device in view of the problems existing in the background technology.

[0006] The technical solution of the utility model: an optical fiber vibration warning device, comprising a terminal box body, the top of which is hingedly connected to a door body, the bottom of the door body is movably connected to the bottom of the terminal box body, a shielding mechanism is arranged between the top of the door body and the terminal box body, the shielding mechanism is used to shield the connection between the terminal box body and the door body from rain; and an installation mechanism, which is arranged on the terminal box body, and an end of the door body away from the hinged end is connected to the terminal box body through the installation mechanism.

[0007] Preferably, the shielding mechanism includes two groups of mounting rods, which are arranged in an arc shape, and the two groups of mounting rods are symmetrically distributed at the top of the terminal box body, one end of the mounting rod is hingedly connected to the terminal box body, and the other end of the mounting rod is movably connected to the door body; a rain shield, which is installed between the two groups of mounting rods; and a block bar, which is arranged at the top of the terminal box body and is opposite to the rain shield to block rainwater sliding down the rain shield.

[0008] Preferably, two sets of slide rails are symmetrically installed on the door body, a slide seat is slidably connected inside the slide rails, the slide seat is hingedly connected to one end of the mounting rod away from the terminal box body, a screw is threadedly connected to the bottom end of the slide rail, and a socket is opened on the side wall of the slide seat, which is adapted to the screw.

[0009] Preferably, a mounting opening is provided at the bottom end of the door body, and a first limiting assembly is arranged on the mounting opening, the first limiting assembly comprising a cross-shaped seat, which is slidably connected to the mounting opening; a plug plate, which is installed at one end of the cross-shaped seat, and the other end of the plug plate is movably connected to the terminal box body; and a first spring, which is installed on the cross-shaped seat and away from one end of the plug plate, and the other end of the first spring is connected to the top of the mounting opening.

[0010] Preferably, the mounting mechanism comprises a hinged rod hingedly connected to the bottom end of the terminal box body; and a limit seat mounted on the hinged rod, the limit seat abutting against the door body, and both ends of the limit seat being connected to the side wall of the terminal box body by bolts.

[0011] Preferably, two groups of second limit components are arranged on the limit seat, and the second limit component includes a mounting seat, which is slidably connected inside the limit seat, and multiple groups of balls are rotatably connected inside the mounting seat, and the balls are abutted against the side walls of the terminal box body. A round hole matching the balls is opened on one side wall of the limit seat close to the terminal box body; and a second spring, which is installed on the inner wall of the limit seat, and the other end of the second spring is connected to the mounting seat.

[0012] Compared with the prior art, the above-mentioned technical scheme of the utility model has the following beneficial technical effects: the utility model facilitates shielding and protecting the connection between the terminal box body and the door body through the setting of the shielding mechanism, thereby preventing rainwater from gathering and entering the interior of the terminal box body to cause interference, and when the door body is rotated upward along the hinge with the terminal box body to open, the shielding mechanism can limit the door body relative to the terminal box body, making it convenient for workers to inspect the internal components of the terminal box body; the installation mechanism facilitates the quick and tight connection between the door body and the terminal box body, thereby improving the sealing of the connection, and can protect the door body, improve the overall strength, and extend the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the connection between the door body and the terminal box body of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of part A of the utility model;

[0016] Figure 4 It is a schematic diagram of the structure of the second limiting component of the utility model.

[0017] Figure numerals: 1. terminal box body; 101. slot; 2. door body; 201. mounting port; 202. slide groove; 203. cross seat; 204. plug plate; 205. first spring; 3. mounting rod; 301. slide seat; 302. slide rail; 303. screw rod; 304. rain shield; 305. stop bar; 4. limit seat; 401. hinged rod; 402. mounting hole; 403. second spring; 404. mounting seat; 405. ball bearing. DETAILED DESCRIPTION

[0018] Embodiment 1

[0019] like Figures 1 to 3 As shown, the utility model proposes an optical fiber vibration warning device, including a terminal box body 1, and a mounting mechanism; the top of the terminal box body 1 is hingedly connected to a door body 2, the bottom end of the door body 2 is movably connected to the bottom end of the terminal box body 1, and a shielding mechanism is arranged between the top of the door body 2 and the terminal box body 1, and the shielding mechanism is used to shield the connection between the terminal box body 1 and the door body 2 from rainwater, so as to prevent rainwater from entering the inside of the terminal box body 1 along the connection when the door body 2 is opened; the mounting mechanism is arranged on the terminal box body 1, and the end of the door body 2 away from the hinged end is connected to the terminal box body 1 through the mounting mechanism.

[0020] Furthermore, the shielding mechanism includes a mounting rod 3, a rain shield 304 and a stop bar 305; two groups of mounting rods 3 are provided, the mounting rods 3 are configured to be arc-shaped, and the two groups of mounting rods 3 are symmetrically distributed at the top of the terminal box body 1, one end of the mounting rod 3 is hingedly connected to the terminal box body 1, and the other end of the mounting rod 3 is movably connected to the door body 2; the rain shield 304 is installed between the two groups of mounting rods 3, and the width of the mounting rod 3 is greater than the width of the terminal box body 1 and the door body 2, so as to facilitate shielding against rainwater; the stop bar 305 is provided at the top of the terminal box body 1, and is opposite to the rain shield 304 to shield rainwater sliding down the rain shield 304, so as to prevent rainwater from flowing to the hinge between the terminal box body 1 and the door body 2.

[0021] Furthermore, two sets of slide rails 302 are symmetrically installed on the door body 2, and a slide seat 301 is slidably connected inside the slide rail 302. The slide seat 301 is hingedly connected to the end of the mounting rod 3 away from the terminal box body 1. The bottom end of the slide rail 302 is threadedly connected to a screw rod 303, and a socket is opened on the side wall of the slide seat 301, which is adapted to the screw rod 303.

[0022] Furthermore, a mounting opening 201 is provided at the bottom of the door body 2, and a first limiting assembly is arranged on the mounting opening 201, and the first limiting assembly includes a cross-shaped seat 203, a plug plate 204 and a first spring 205; the cross-shaped seat 203 is slidably connected to the mounting opening 201, a slide groove 202 is provided on the door body 2, the slide groove 202 is connected to the mounting opening 201, and the top of the cross-shaped seat 203 is slidably connected to the slide groove 202; the plug plate 204 is installed at one end of the cross-shaped seat 203, and the other end of the plug plate 204 is movably plugged into the terminal box body 1, and a slot 101 is provided on the terminal box body 1, and the plug plate 204 is plugged into the slot 101; the first spring 205 is installed on the cross-shaped seat 203 and away from the plug plate One end of the first spring 205 is connected to the top of the installation opening 201; when the door body 2 is rotated downward along the hinge with the terminal box body 1 to close, the cross-shaped seat 203 is held and slid along the installation opening 201 to compress the first spring 205, and then the top of the cross-shaped seat 203 slides along the slide groove 202 to make the plug plate 204 move toward the top of the installation opening 201, so that the bottom end of the door body 2 is abutted against the bottom end of the terminal box body 1. At this time, the cross-shaped seat 203 is released, and the plug plate 204 is driven to be inserted into the slot 101 in the terminal box body 1 under the elastic recovery action of the first spring 205, so that the door body 2 and the terminal box body 1 are quickly connected, which is convenient for the installation of the installation mechanism.

[0023] In this embodiment, the terminal box body 1 is installed in a suitable position, and the rain canopy 304 is provided to block rainwater, so as to prevent rainwater from gathering at the connection between the terminal box body 1 and the top of the door body 2. It should be noted that a waterproof strip is provided on the door body 2, and the waterproof strip is adapted to the terminal box body 1 to prevent external rainwater from entering the terminal box body 1 and causing interference. The door body 2 is rotated upward along the hinge with the terminal box body 1, and then the mounting rod 3 is rotated along the hinge with the terminal box body 1. The other end of the mounting rod 3 pushes the slide 301 to slide along the slide rail 302. When the door body 2 is rotated upward to a suitable position When the door body 2 is rotated upward along the terminal box body 1, the accumulated water on the rain shield 304 flows downward and is blocked by the stop bar 305, preventing rainwater from flowing to the hinge between the terminal box body 1 and the door body 2 and then flowing into the terminal box body 1; when the door body 2 is closed, the door body 2 and the terminal box body 1 can be quickly and tightly connected through the installation mechanism to prevent water from entering the connection.

[0024] Embodiment 2

[0025] like Figure 1 and Figure 4As shown, the optical fiber vibration warning device proposed by the utility model, compared with the first embodiment, the installation mechanism includes a hinge rod 401 and a limit seat 4; the hinge rod 401 is hingedly connected to the bottom end of the terminal box body 1, and the hinge rod 401 is set to be L-shaped; the limit seat 4 is installed on the hinge rod 401, and the limit seat 4 is set to be U-shaped, the limit seat 4 is abutted and connected to the door body 2, and both ends of the limit seat 4 are connected to the side wall of the terminal box body 1 by bolts, and two groups of mounting holes 402 are opened on the limit seat 4, and the side wall of the terminal box body 1 is opened with a threaded groove, and the bolt passes through the mounting hole 402 and is connected with the threaded groove.

[0026] Furthermore, two groups of second limit components are arranged on the limit seat 4, and the second limit components include a mounting seat 404 and a second spring 403; the mounting seat 404 is slidably connected inside the limit seat 4, and multiple groups of balls 405 are rotatably connected inside the mounting seat 404, and the balls 405 are abutted against the side wall of the terminal box body 1, and the side wall of the terminal box body 1 is provided with a groove matched with the balls 405, and a side wall of the limit seat 4 close to the terminal box body 1 is provided with a circular hole matched with the balls 405; the second spring 403 is installed on the inner wall of the limit seat 4, and the other end of the second spring 403 is connected to the mounting seat 404.

[0027] In this embodiment, the handheld limit seat 4 drives the hinge rod 401 to rotate upward along the hinge with the terminal box body 1 until the ball 405 is rotatably connected to the door body 2 and the side wall of the terminal box body 1 so that the mounting seat 404 is squeezed and slides along the inner wall of the limit seat 4, and then the second spring 403 is compressed. When the ball 405 meets the groove on the side wall of the terminal box body 1, the second spring 403 restores the elastic force and drives the ball 405 to abut against the groove, and then the limit seat 4 presses the door body 2 and the terminal box body 1 tightly, thereby improving the tightness of the connection between the door body 2 and the terminal box body 1 and further improving the waterproof performance. At this time, it is convenient for the staff to fix the limit seat 4 and the terminal box body 1 with bolts. At the same time, the setting of the limit seat 4 and the hinge rod 401 is convenient for protecting the door body 2, improving the overall strength and extending the service life of the door body 2.

[0028] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An optical fiber vibration warning device, characterized in that: include A terminal box body (1) is hingedly connected to a door body (2) at its top end, the bottom end of the door body (2) is movably connected to the bottom end of the terminal box body (1), and a shielding mechanism is provided between the top end of the door body (2) and the terminal box body (1), the shielding mechanism being used to shield the connection between the terminal box body (1) and the door body (2) from rainwater; And a mounting mechanism is arranged on the terminal box body (1), and an end of the door body (2) away from the hinged end is connected to the terminal box body (1) through the mounting mechanism.

2. The optical fiber vibration warning device according to claim 1, characterized in that: The shielding mechanism includes Two groups of mounting rods (3) are provided, the mounting rods (3) are arc-shaped, the two groups of mounting rods (3) are symmetrically distributed on the top of the terminal box body (1), one end of the mounting rod (3) is hingedly connected to the terminal box body (1), and the other end of the mounting rod (3) is movably connected to the door body (2); A rain shelter (304) mounted between two sets of mounting rods (3); And a blocking bar (305) is arranged at the top of the terminal box body (1) and is opposite to the rain shield (304) and is used to block rainwater sliding down the rain shield (304).

3. The optical fiber vibration warning device according to claim 2, characterized in that: Two sets of slide rails (302) are symmetrically mounted on the door body (2). A slide seat (301) is slidably connected inside the slide rails (302). The slide seat (301) is hingedly connected to an end of the mounting rod (3) away from the terminal box body (1). A screw rod (303) is threadedly connected to the bottom end of the slide rail (302). A socket is provided on the side wall of the slide seat (301), and the socket is matched with the screw rod (303).

4. The optical fiber vibration warning device according to claim 1, characterized in that: The door body (2) has an installation opening (201) at the bottom end, and a first position limiting component is arranged on the installation opening (201). The first position limiting component includes A cross-shaped seat (203) slidably connected to the mounting opening (201); A plug board (204) is mounted on one end of the cross-shaped seat (203), and the other end of the plug board (204) is movably plugged into the terminal box body (1); And a first spring (205) is installed on the cross-shaped seat (203) and is away from one end of the plug plate (204), and the other end of the first spring (205) is connected to the top end of the installation opening (201).

5. The optical fiber vibration warning device according to claim 1, characterized in that: The installation mechanism includes A hinge rod (401) hingedly connected to the bottom end of the terminal box body (1); And a limit seat (4) is installed on the hinge rod (401), the limit seat (4) is abutted against the door body (2), and both ends of the limit seat (4) are connected to the side wall of the terminal box body (1) through bolts.

6. The optical fiber vibration warning device according to claim 5, characterized in that: Two sets of second limit assemblies are arranged on the limit seat (4), and the second limit assemblies include A mounting seat (404) is slidably connected to the interior of the limiting seat (4); a plurality of groups of balls (405) are rotatably connected to the interior of the mounting seat (404); the balls (405) are in contact with the side wall of the terminal box body (1); and a circular hole matching the balls (405) is provided on a side wall of the limiting seat (4) close to the terminal box body (1); And a second spring (403) is installed on the inner wall of the limiting seat (4), and the other end of the second spring (403) is connected to the mounting seat (404).

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