CN115230539A - A visual grounding device for rail transit catenary - Google Patents

Abstract

The invention provides a visual grounding device for a rail transit catenary, which includes a working shell, a working cavity is arranged inside the working shell, a grounding mechanism and a contact mechanism are arranged at the bottom of the working cavity, and the grounding mechanism and the contact mechanism are connected to work. Monitoring equipment is installed on the upper side of the cavity. The monitoring equipment includes a camera, a remote monitoring screen and a display screen. The monitoring screen of the camera is displayed on the remote monitoring screen and the display screen. The hooking state of the head mechanism is convenient for operators to investigate on site. Control switch 1 and control switch 2 can be directly operated by on-site operators, which reduces the time of hanging and dismantling, and solves the problem of the automation of grounding wires for power maintenance operations in the market. The device cannot provide real-time monitoring of ground wire connection and disassembly, and sometimes requires manual on-site investigation and report to make judgments, resulting in a long time to complete the installation and disassembly, which greatly affects the technical problem of maintenance efficiency.

Description

A visual grounding device for rail transit catenary

technical field

The invention relates to the technical field of electrified railway equipment, in particular to a visual grounding device for a rail transit catenary.

Background technique

With the continuous and steady growth of my country's economy, intercity rail transit has gradually been popularized on a large scale. Rail transit has become one of the important means of transportation in large and medium-sized cities, and plays an important role in the economic development and social stability of cities. Vehicle maintenance is an important part of ensuring the normal operation of the vehicle. The traditional operation ground wire is connected to the power maintenance line by the maintenance personnel to inform the power dispatching by telephone. The accuracy of the information is completely dependent on the responsibility of the relevant personnel and the observance of the operating procedures, so there is a great management loophole. It may cause serious accidents of personal injury and equipment damage due to wrong power transmission. This kind of monitoring of the ground connection stays in the state of manual supervision, which is far from meeting the requirements of automation and intelligence of the power system;

At present, the automation devices on the market for the ground wire for power maintenance operations cannot provide real-time monitoring of the ground wire connection and removal, and sometimes manual on-site survey reports are required to make judgments, resulting in a long time to complete the installation and removal, which greatly affects maintenance efficiency.

SUMMARY OF THE INVENTION

The present invention provides a visual grounding device for a rail transit catenary, which is used to solve the problem that the automatic device on the market used for the ground wire of power maintenance operations cannot provide real-time monitoring of the ground wire hooking and dismantling, and sometimes requires manual on-site investigation and reporting to make judgments , resulting in a long time to complete the hanging and dismantling, which greatly affects the technical problem of maintenance efficiency.

In order to solve the above technical problems, the present invention discloses a visual grounding device for a rail transit catenary, comprising a working shell, a working cavity is arranged inside the working shell, a grounding mechanism and a contact mechanism are arranged at the bottom of the working cavity, and the grounding mechanism and the The contact mechanism is connected, a monitoring device is installed on the upper side of the working chamber, and the grounding mechanism is connected with the control mechanism.

Preferably, the grounding mechanism is provided with a contact head, and the contact mechanism is a moving contact guide mechanism.

Preferably, the monitoring device is used to monitor the hooking state of the contact head on the grounding mechanism and the contact mechanism.

Preferably, the front end of the working cavity is provided with a cabinet door, the cabinet door is rotatably connected with one end of the working cavity, and the cabinet door is used to isolate the working cavity from the outside world.

Preferably, the monitoring equipment includes a camera, a remote monitoring screen and a display screen, the display screen is installed on the cabinet door, the camera is connected to a transmission line, and the transmission line is connected to the remote monitoring screen and the display screen through a POE switch.

Preferably, the control mechanism includes a controller, the controller is arranged between the first remote control switch and the grounding mechanism, and the first remote control switch is used to control the operation of the grounding mechanism.

Preferably, the camera is installed in the installation cavity of the installation shell, the installation shell is installed on the installation plate, the installation plate is fixedly connected to the motor, the motor is fixedly connected to the gear through the motor shaft, and the gear is connected to the inner ring of the ring block. The tooth block is engaged, the outer part of the ring block is fixedly arranged on the upper side of the working chamber, the lower end of the ring block is provided with a T-shaped guide groove, the T-shaped guide groove is slidably connected with the T-shaped block, and the T-shaped block is fixedly connected with the mounting plate. It is connected with the remote control switch two through the controller.

Preferably, a first control switch and a second control switch are installed on the front end of the cabinet door, the first control switch is connected to the grounding mechanism, and the second control switch is connected to the first motor.

Preferably, a quick installation mechanism is provided in the installation cavity, and the quick installation mechanism includes:

Fixed block, the fixed block is fixedly arranged between the left and right ends of the installation cavity, the middle of the fixed block is fixedly connected with a fixed shell, the left and right sides of the fixed block are symmetrically provided with rotating blocks, and the middle of the rotating block rotates with the fixed block through the connecting shaft connect;

Two clamping blocks, the two clamping blocks are respectively fixedly connected with one end of the rotating blocks on the left and right sides, and the end of the rotating block away from the clamping block is connected with the rotating rod by one rotation;

The first sliding block, the sliding block 1 is slidably arranged between the left and right ends of the installation cavity, and the sliding block 1 is arranged on the upper side of the fixed block, and the left and right sides of the sliding block 1 are symmetrically provided with a sliding groove 1, and the sliding groove 1 is connected with the sliding block 1. The shaft is slidably connected, and the sliding shaft is connected with the rotating rod by a rotation;

Fixed cavity, the fixed cavity is arranged inside the fixed shell, the left and right ends of the fixed cavity are symmetrically provided with two sliding grooves, and the second sliding groove is slidably connected with the second sliding block, the second sliding block is rotatably connected with the rotating shaft 1, and the rotating shaft 1 is connected with the second sliding block. The second bevel gear is fixedly connected and is rotatably connected with the side end of the U-shaped block, and the first rotating shaft on one side is fixedly connected with the second gear;

Bevel gear 1, the left and right sides of the bevel gear 1 are symmetrically meshed with the bevel gear 2, and the bevel gear 1 is fixedly connected with the threaded rod 1;

The threaded hole is arranged through the lower end of the fixed shell, and the threaded hole is communicated with the fixed cavity, the threaded hole is matched with the threaded rod, and the end of the threaded rod away from the bevel gear 1 is rotatably connected with the contact plate;

a rack, the rack is arranged between the upper and lower ends of the fixed cavity, and the rack is meshed with the second gear;

The buffer block, one end of the buffer block is fixedly connected with the upper end of the U-shaped block, and the end of the buffer block away from the U-shaped block penetrates the upper end of the fixed cavity and communicates with the installation cavity. 3. A spring 1 is fixed between the sliding block 3 and the buffer cavity, the end of the sliding block 3 away from the spring 1 is fixedly connected with the connecting block 1, and the connecting block 1 penetrates the upper end of the buffer cavity and is fixedly connected with the sliding block 1;

The through hole is arranged through the rear end of the installation shell, and the through hole is communicated with the installation cavity. The through hole is slidably connected with the sliding block 4, one end of the sliding block 4 is fixedly connected with the operation block, and the sliding block 4 is away from the end of the operation block. A sliding connection with the slider.

Preferably, the installation shell is connected with a stable adjustment mechanism, and the stable adjustment mechanism includes:

The fixing plate is fixedly connected with the mounting plate, the lower end of the fixing plate is symmetrically provided with telescopic rods on the left and right sides, and the movable end of the telescopic rod is sleeved with a second spring;

The connecting plate is fixedly arranged at the lower end of the fixing plate, the connecting plate is fixedly connected with the electromagnetic block, the electromagnetic block is arranged correspondingly with the magnetic block, the magnetic block is fixedly connected with the second motor, the second motor is slidably arranged at the lower end of the fixing plate, the connecting plate and the A spring three is fixed between the two motors;

The second rotating shaft, the second rotating shaft is fixedly connected with the second motor, the second rotating shaft is fixedly connected with the third bevel gear and the fourth bevel gear, the third bevel gear meshes with the fifth bevel gear, and the fifth bevel gear is fixedly connected with the third rotating shaft;

The upper end of the stabilizing shell is provided with an annular groove, and the annular groove is slidably connected with the telescopic rod. The upper end of the stabilizing shell rotates with a rotating shaft four, and the rotating shaft four is fixedly connected with the bevel gear 6 and the bevel gear 7. The bevel gear Liuyuyu bevel gear four meshing;

The stabilizing cover is fixedly arranged on the upper end of the stabilizing shell, the cavity in the stabilizing cover is communicated with the movable cavity, the movable cavity is arranged through the upper end of the stabilizing shell, and the movable cavity is communicated with the stabilizing cavity, and the stabilizing cavity is arranged in the stable the lower end of the shell;

The second threaded rod, the threaded section of the second threaded rod is rotatably arranged in the cavity, the cylindrical section of the second threaded rod penetrates the side end of the cavity and is fixedly connected with the bevel gear 8, and the bevel gear 8 meshes with the bevel gear 7;

a threaded block, the threaded block is threadedly connected with the threaded segment of the second threaded rod, the threaded block is fixedly connected with the second connecting block, the second connecting block passes through the cavity and the movable cavity and enters the stable cavity, and the second connecting block is slidably connected with the movable cavity;

The first guide wheel, the first guide wheel is rotatably connected with the end of the connecting block 2 away from the threaded block, the first guide wheel is connected with the adjusting block in a rolling connection, the adjusting block is fixedly connected with the fixed shaft, and the fixed shaft is rotatably arranged between the front and rear ends of the stable cavity, The adjustment block is fixedly connected with the installation shell,

Two rotating rods two, the two rotating rods are symmetrically arranged at the left and right ends of the adjustment block, the end of the rotating rod two away from the adjustment block is rotatably connected with the sliding block, the sliding block is slidably arranged in the sliding cavity, and the sliding block and the sliding cavity A spring 4 is fixed between them, the sliding cavity is arranged through the side end of the stable shell, and the sliding cavity is communicated with the stable cavity;

Two sliding plates, the two sliding plates are symmetrically arranged on the left and right sides of the lower end of the stable shell, the sliding plates are rotatably connected with the second guide wheel, the second guide wheel is in contact with the outside of the installation shell, and the end of the sliding plate away from the second guide wheel is connected with the fixed rod Fixed connection, the fixed rod is rotatably connected with the rotating rod 3, and the rotating rod 3 is rotatably connected with the sliding block.

The technical solutions of the present invention will be further described in detail below through the accompanying drawings and embodiments.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the structural representation of the present invention;

2 is a schematic diagram of the internal structure of the working chamber of the present invention;

3 is a schematic front view of the quick installation mechanism of the present invention;

Fig. 4 is the right side structural schematic diagram of the quick installation mechanism of the present invention;

FIG. 5 is a schematic structural diagram of the stability adjustment mechanism of the present invention.

In the figure: 1. Working shell; 11. Working cavity; 12. Cabinet door; 2. Ring block; 21. T-shaped guide groove; 22. T-shaped block; 23. Mounting plate; ; 26, gear one; 3, camera; 31, display screen; 4, contact mechanism; 5, grounding mechanism; 51, contact head; 6, control switch one; 7, installation shell; 71, installation cavity; 72, telescopic Rod; 73, spring two; 74, connecting plate; 75, electromagnetic block; 76, spring three; 77, magnetic block; 78, motor two; 79, rotating shaft two; 710, bevel gear three; 711, bevel gear four; 712, bevel gear five; 713, rotating shaft three; 714, bevel gear six; 715, bevel gear seven; 716, bevel gear eight; 717, stability cover; 718, threaded rod two; 719, threaded block; 720, rotating shaft 4; 721, stabilization shell; 722, movable cavity; 723, connecting block 2; 724, guide wheel 1; 725, adjusting block; 726, rotating rod 2; 727, slider; 728, spring 4; 729, stabilization cavity; 730, rotating rod three; 731, fixed rod; 732, sliding plate; 733, guide wheel two; 734, cavity; 735, fixed shaft; 736, sliding cavity; 8, fixed block; 81, rotating block; 82, clamp Holding block; 83, contact plate; 84, threaded rod one; 85, bevel gear one; 86, fixed shell; 87, fixed cavity; 88, rack; 89, gear two; 810, rotating shaft one; 811, bevel gear 2; 812, U-shaped block; 813, sliding block 2; 814, rotating rod 1; 815, sliding shaft; 816, sliding block 1; 817, sliding groove 1; 818, buffer block; 819, spring 1; 820, sliding Block three; 821, connecting block one; 822, sliding block four; 823, operating block; 824, through hole; 9, control switch two; 10, fixing plate.

Detailed ways

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, but not to limit the present invention.

In addition, descriptions such as “first”, “second”, etc. in the present invention are only for the purpose of description, and do not refer to the meaning of order or sequence, nor are they used to limit the present invention. The components or operations are described by the same technical terms, and should not be construed as indicating or implying their relative importance or implying the quantity of the indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the technical solutions and technical features between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that this technical solution The combination does not exist and is not within the scope of protection claimed by the present invention.

The present invention provides the following examples

Example 1

An embodiment of the present invention provides a visual grounding device for a rail transit catenary, as shown in Figures 1-2, comprising a working shell 1, a working cavity 11 is arranged inside the working shell 1, and a grounding mechanism 5 is arranged at the bottom of the working cavity 11 and the contact mechanism 4, and the grounding mechanism 5 is connected with the contact mechanism 4, a monitoring device is installed on the upper side of the working chamber 11, and the grounding mechanism 5 is connected with the control mechanism;

The grounding mechanism 5 is provided with a contact head 51, and the contact mechanism 4 is a moving contact guide mechanism;

The monitoring device is used to monitor the connection state of the contact head 51 on the grounding mechanism 5 and the contact mechanism 4;

The front end of the working chamber 11 is provided with a cabinet door 12, the cabinet door 12 is rotatably connected with one end of the working chamber 11, and the cabinet door 12 is used to isolate the working chamber 11 from the outside world;

The monitoring equipment includes a camera 3, a remote monitoring screen and a display screen 31, the display screen 31 is installed on the cabinet door 12, the camera 3 is connected to a transmission line, and the transmission line is connected to the remote monitoring screen and the display screen 31 through the POE switch;

The control mechanism includes a controller, the controller is arranged between the remote control switch 1 and the grounding mechanism 5, and the remote control switch 1 is used to control the grounding mechanism 5 to work;

The camera 3 is installed in the installation cavity 71 of the installation shell 7, the installation shell 7 is installed on the installation plate 23, the installation plate 23 is fixedly connected with the motor one 24, the motor one 24 is fixedly connected with the gear one 26 through the motor shaft 25, and the gear one 26 is fixedly connected. It meshes with the tooth block in the inner ring 27 of the annular block 2. The outside of the annular block 2 is fixedly arranged on the upper side of the working chamber 11. The lower end of the annular block 2 is provided with a T-shaped guide groove 21. The block 22 is slidably connected, the T-shaped block 22 is fixedly connected with the mounting plate 23, and the motor one 24 is connected with the remote control switch two through the controller;

A control switch 1 6 and a control switch 2 9 are installed on the front end of the cabinet door 12 . The control switch 1 6 is connected to the grounding mechanism 5 , and the control switch 2 9 is connected to the motor 1 24 .

The working principle and beneficial effects of the above technical solutions are as follows:

The cabinet door 12 is rotated and installed at the front end of the working chamber 11, and the cabinet door 12 is opened to facilitate the maintenance of the monitoring equipment, the grounding mechanism 5 and the contact mechanism 4 in the working chamber 11, and the real-time monitoring of the contact head on the grounding mechanism 5 through the camera 3 The connection state of 51 and the contact mechanism 4 (the connection state of the ground wire) solves the problem that some automation devices on the market for the ground wire of the power maintenance work cannot provide real-time monitoring of the connection and removal of the ground wire. The motor one 24 works, the motor one 24 drives the gear one 26 to rotate through the motor shaft 25, the gear one 26 rolls along the inner ring 27 of the ring block 2, thereby driving the mounting plate 23 to move along the ring block 2, the T-shaped guide groove 21 and the The sliding of the T-block 22 plays a connecting and guiding role for the movement of the mounting plate 23. The mounting plate 23 drives the camera 3 to move, which improves the monitoring range of the camera 3. The monitoring picture of the camera 3 is displayed on the remote monitoring screen and the display screen 31. The user can operate the remote control switch 1 and the remote control switch 2 through the monitoring screen of the remote monitoring screen. The remote control switch 1 works to control the grounding mechanism 5 to work, and the contact head 51 and the contact mechanism 4 are connected and disassembled. The remote control switch 2 works. To control the work of the motor one 24, the operator can monitor the connection state of the contact head 51 on the grounding mechanism 5 and the contact mechanism 4 on the spot through the display screen 31, which is convenient for the operator to investigate on site, control switch one 6 and control switch two 9 It can be directly operated by on-site operators, reducing the time of hanging and dismantling. Control switch one 6 is used to control the grounding mechanism 5 to work, and control switch two 9 is used to control the work of motor one 24, which solves the problem of hanging on the ground for power maintenance operations on the market. The automatic device of the wire cannot provide real-time monitoring of the connection and removal of the ground wire, and sometimes requires manual on-site investigation and report to make judgments, resulting in a long time to complete the installation and removal, which greatly affects the technical problem of maintenance efficiency.

Example 2

On the basis of Embodiment 1, as shown in Figures 3-4, the installation cavity 71 is provided with a quick installation mechanism, and the quick installation mechanism includes:

A fixed block 8, the fixed block 8 is fixedly arranged between the left and right ends of the installation cavity 71, the middle of the fixed block 8 is fixedly connected with a fixed shell 86, and the left and right sides of the fixed block 8 are symmetrically provided with rotating blocks 81. The middle part is rotatably connected with the fixed block 8 through the connecting shaft;

Two clamping blocks 82, the two clamping blocks 82 are respectively fixedly connected with one end of the left and right rotating blocks 81, and one end of the rotating block 81 away from the clamping block 82 is rotatably connected with the rotating rod 1 814;

A sliding block 816, the sliding block 1 816 is slidably arranged between the left and right ends of the installation cavity 71, and the sliding block 1 816 is arranged on the upper side of the fixed block 8, and the left and right sides of the sliding block 1 816 are symmetrically provided with sliding groove 1 817, the sliding groove 1 817 is slidably connected with the sliding shaft 815, and the sliding shaft 815 is rotatably connected with the rotating rod 1 814;

Fixed cavity 87, the fixed cavity 87 is arranged inside the fixed shell 86, the left and right ends of the fixed cavity 87 are symmetrically provided with two sliding grooves, and the second sliding groove is slidably connected with the second sliding block 813, and the second sliding block 813 and the rotating shaft 1 810 Rotationally connected, the first rotating shaft 810 is fixedly connected with the second bevel gear 811, and is rotatably connected with the side end of the U-shaped block 812; the first rotating shaft 810 on one side is fixedly connected with the second gear 89,

Bevel gear one 85, the left and right sides of the bevel gear one 85 are symmetrically meshed with bevel gear two 811, and the bevel gear one 85 is fixedly connected with the threaded rod one 84;

Threaded hole, the threaded hole is arranged through the lower end of the fixed shell 86, and the threaded hole is communicated with the fixed cavity 87, the threaded hole is matched with the threaded rod 1 84, and the end of the threaded rod 1 84 away from the bevel gear 1 85 is rotatably connected with the contact plate 83;

A rack 88, the rack 88 is arranged between the upper and lower ends of the fixed cavity 87, and the rack 88 meshes with the second gear 89;

A buffer block 818, one end of the buffer block 818 is fixedly connected with the upper end of the U-shaped block 812, and one end of the buffer block 818 away from the U-shaped block 812 penetrates through the upper end of the fixed cavity 87 and communicates with the installation cavity 71. The buffer block 818 is provided with a buffer cavity, A sliding block 3 820 is slidably arranged in the buffer cavity. A spring 1 819 is fixed between the sliding block 3 820 and the buffer cavity. The end of the sliding block 3 820 away from the spring 1 819 is fixedly connected with the connecting block 1 821. The upper end of the buffer cavity is fixedly connected with the sliding block 1 816;

A through hole 824 is provided through the rear end of the installation shell 7, and the through hole 824 is communicated with the installation cavity 81, the through hole 824 is slidably connected with the sliding block 4 822, and one end of the sliding block 4 822 is fixedly connected with the operation block 823 , one end of the sliding block four 822 away from the operation block 823 is slidably connected with the sliding block one 816 .

The working principle and beneficial effects of the above technical solutions are as follows:

When installing the camera 3, put the camera 3 into the installation cavity 71. After the camera 3 enters the installation cavity 71, it first contacts the contact plate 83, pushes the contact plate 83 to move upward, and the contact plate 83 drives the threaded rod 1 84 to move upward. In the state, the cylindrical section of the threaded rod 1 84 is matched with the threaded hole on the fixed shell 86. With the upward movement of the threaded rod 1 84, the push bevel gear 2 811 moves upward, and the bevel gear 2 811 drives the gear 2 through the rotating shaft 1 810. 89. The second sliding block 813 moves upward, and the second sliding groove plays a guiding role for the movement of the second sliding block 813. Due to the setting of the rack 88, when the second gear 811 moves upward, it moves while rotating, and the second gear 811 drives the fixed connection with it. The rotating shaft one 810 rotates, the rotating shaft one 810 drives the bevel gear two 811 to rotate, and the bevel gear two 811 drives the threaded rod one 84 to rotate. With the threaded connection of the hole, as the threaded rod 1 84 rotates and moves upward, the rotating shaft 1 810 drives the U-shaped block 812 to move upward, the U-shaped block 812 drives the buffer block 818 to move upward, and the buffer block 818 is driven to slide by the connecting block 1 821. Block one 816 slides upward, and when the sliding block one 816 slides upward, it drives the rotating rod one 814 to move, and the sliding shaft 815 connected with the rotating rod one 814 guides the movement of the rotating rod one 814. When the rotating rod one 814 moves Drive the rotating block 81 to rotate, the rotating block 81 drives the clamping block 82 to move, and the clamping block 82 clamps and fixes the camera 3. The shape of the clamping block 82 is the same as the external shape of the camera 3, and the clamping block 82 and the camera are enlarged. 3, which improves the connection stability between the clamping block 82 and the camera 3. When the sliding block 1 816 moves upward, the sliding block 4 822 is pushed to the rear side, and the through hole 824 guides the movement of the sliding block 4 822. Function, after the clamping block 82 is fixed to the camera 3, under the self-locking action of the threaded section of the threaded rod 1 84 and the threaded hole, the contact plate 83 does not move, so that the connection between the clamping block 82 and the camera 3 remains stable;

When the camera 3 is disassembled, the sliding block 4 822 is pushed toward the installation cavity 71 by the operation block 823, thereby pushing the sliding block 1 816 to slide down, and the self-locking effect of the threaded section of the threaded rod 1 84 and the threaded hole, The U-shaped block 812 cannot move downward. Through the cooperation of the sliding block 3 820, the spring 1 819 and the buffer cavity, the sliding block 3 820 slides down along the buffer cavity when the sliding block 1 816 slides down, ensuring the sliding The sliding block 1 816 slides down freely, and the sliding block 1 816 slides down to drive the rotating rod 1 814 to return to its original position, thereby driving the rotating block 81 to return to its original position, and the clamping block 82 releases the camera 3, completing the disassembly of the camera 3 , after the disassembly of the camera 3 is completed, reversely rotate the threaded rod 1 84, so that the cylindrical section of the threaded rod 1 84 is re-fitted with the threaded hole on the fixed shell 86, and the spring 1 819 is always in a compressed state to ensure that the U-shaped block 812 moves upward At the same time, after the cylindrical section of the threaded rod 1 84 is re-fitted with the threaded hole on the fixed shell 86, the U-shaped block 812 can be pushed back to its original position. The camera 3 can be quickly disassembled and replaced, and cameras 3 of different sizes can be installed, which is convenient for monitoring the connection state of the contact head 51 on the grounding mechanism 5 and the contact mechanism 4 .

Example 3

On the basis of Embodiment 1, as shown in FIG. 5 , the installation shell 7 is connected with a stable adjustment mechanism, and the stable adjustment mechanism includes:

The fixing plate 10, the fixing plate 10 is fixedly connected with the mounting plate 23, the lower end of the fixing plate 10 is symmetrically provided with telescopic rods 72 on the left and right sides, and the movable end of the telescopic rod 72 is sleeved with a spring II 73;

The connecting plate 74, the connecting plate 74 is fixedly arranged on the lower end of the fixing plate 10, the connecting plate 74 is fixedly connected with the electromagnetic block 75, the electromagnetic block 75 is correspondingly arranged with the magnetic block 77, the magnetic block 77 is fixedly connected with the second motor 78, and the second motor 78 slides It is arranged at the lower end of the fixing plate 10, and a third spring 76 is fixed between the connecting plate 74 and the second motor 78;

The second rotating shaft 79, the second rotating shaft 79 is fixedly connected with the second motor 78, the second rotating shaft 79 is fixedly connected with the third bevel gear 710 and the fourth bevel gear 711, the third bevel gear 710 is meshed with the fifth bevel gear 712, and the fifth bevel gear 712 is connected with the rotating Axle three 713 is fixedly connected;

The stabilizing shell 721, the upper end of the stabilizing shell 721 is provided with an annular groove, and the annular groove is slidably connected with the telescopic rod 72, the upper end of the stabilizing shell 721 is rotated with a rotating shaft four 720, the rotating shaft four 720 and the bevel gear six 714, the bevel gear Gear seven 715 is fixedly connected, and bevel gear six 714 is meshed with jade bevel gear four 711;

The stabilizing cover 717, the stabilizing cover 717, the stabilizing cover 717 is fixedly arranged on the upper end of the stabilizing shell 721, the cavity 734 in the stabilizing cover 717 communicates with the movable cavity 722, the movable cavity 722 is arranged through the upper end of the stabilizing shell 721, and the movable cavity 722 communicated with the stabilization chamber 729, which is arranged at the lower end of the stabilization shell 721;

The second threaded rod 718, the threaded section of the second threaded rod 718 is rotatably arranged in the cavity 734, the cylindrical section of the second threaded rod 718 penetrates the side end of the cavity 734 and is fixedly connected with the bevel gear eight 716, the bevel gear eight 716 and the bevel gear seven 715 engage;

The threaded block 719, the threaded block 719 is threadedly connected with the threaded section of the second threaded rod 718, the threaded block 719 is fixedly connected with the second connecting block 723, and the second connecting block 723 passes through the cavity 734 and the movable cavity 722 into the stable cavity 729, and is connected The second block 723 is slidably connected with the movable cavity 722;

The first guide wheel 724, the first guide wheel 724 is rotatably connected to the end of the connecting block 2 723 away from the threaded block 719, the first guide wheel 724 is rollingly connected with the adjusting block 725, the adjusting block 725 is fixedly connected with the fixed shaft 735, and the fixed shaft 735 is rotatably arranged at the Between the front and rear ends of the stabilization cavity 729, the adjustment block 725 is fixedly connected to the installation shell 7,

Two rotating rods 726 , two rotating rods 726 are symmetrically arranged at the left and right ends of the adjusting block 725 , one end of the rotating rod 2 726 away from the adjusting block 725 is rotatably connected with the sliding block 727 , and the sliding block 727 is slidably arranged in the sliding cavity 736 In the middle, and a spring four 728 is fixed between the slider 727 and the sliding cavity 736, the sliding cavity 736 is arranged through the side end of the stability shell 721, and the sliding cavity 736 communicates with the stability cavity 729;

Two sliding plates 732, the two sliding plates 732 are symmetrically arranged on the left and right sides of the lower end of the stabilization shell 721, the sliding plates 732 are rotatably connected with the second guide wheel 733, the second guide wheel 733 is in contact with the outside of the mounting shell 7, and the sliding plates 732 are far away One end of the second guide wheel 733 is fixedly connected with the fixed rod 731 , the fixed rod 731 is rotatably connected with the third rotating rod 730 , and the third rotating rod 730 is rotatably connected with the slider 727 .

The working principle and beneficial effects of the above technical solutions are as follows:

When the stable adjustment mechanism is working, if the rotation angle of the camera 3 needs to be adjusted, the second motor 78 is controlled to work, the second motor 78 drives the second rotating shaft 79 to rotate, and the second rotating shaft 79 drives the third bevel gear 710 to rotate. In the initial state, the third bevel gear 710 rotates. Meshing with the bevel gear 5 712, the bevel gear 3 710 drives the bevel gear 5 712 to rotate, the bevel gear 5 712 drives the stabilizing cover 717 to rotate through the rotating shaft 3 713, the stabilizing cover 717 drives the stabilizing shell 721 to rotate, and the stabilizing shell 721 rotates to drive the mounting shell 7 Rotating, the mounting shell 7 drives the camera 3 in the mounting cavity 71 to rotate by a certain angle, and controls the second motor 78 to stop working;

If the tilt angle of the camera 3 needs to be adjusted, the electromagnetic block 75 is energized, and the repulsive action of the electromagnetic block 75 and the magnetic block 77 pushes the second motor 78 to slide along the fixed plate 10, so that the third bevel gear 710 and the fifth bevel gear 712 are disengaged Meshing, the bevel gear 4 711 meshes with the bevel gear 6 714 to control the motor 2 78 to work, the motor 2 78 drives the bevel gear 4 711 to rotate through the rotating shaft 2 79, thereby driving the bevel gear 6 714 to rotate, and the bevel gear 6 714 rotates through the rotating shaft 4 720 drives the bevel gear 715 to rotate, the bevel gear 715 drives the bevel gear 8 716 to rotate, the bevel gear 8 716 drives the threaded rod 2 718 to rotate, the threaded rod 2 718 drives the threaded block 719 to move, and the threaded block 719 drives the guide through the connecting block 2 723 When the first wheel 724 moves, the movable cavity 722 plays a guiding role for the sliding of the second connecting block 723. When the first guiding wheel 724 moves, the adjusting block 725 is pushed to swing, and the moving direction of the first guiding wheel 724 can be controlled by controlling the rotation direction of the second motor 78. , thereby changing the swing direction of the adjustment block 725. The adjustment block 725 rotates to drive the mounting shell 7 to swing, and the mounting shell 7 drives the camera 3 in the mounting cavity 71 to swing a certain inclination angle. When the adjustment block 725 rotates, it drives the rotating rods on the left and right sides. The second 726 rotates, the rotation of the second rotating rod 726 drives the sliding block 727 to slide along the sliding cavity 736, and the setting of the spring four 728 has a stable effect on the movement of the sliding block 727. When the sliding block 727 slides, the rotating rod 730 drives the fixed rod 731 The fixed rod 731 drives the sliding plate 732 to slide along the lower end of the stable shell 721. When the adjusting block 725 rotates, the sliding directions of the sliders 727 on the left and right sides slide up and down, so that the sliding plates 732 on the left and right sides slide in the sliding direction. In the same way, the second guide wheel 733 is brought into contact with the holding mounting shell 7, which supports and stabilizes the rotation of the mounting shell 7;

After the electromagnetic block 75 is powered off, the second motor 78 can be driven to return to its original position under the elastic action of the third spring 76. By setting a stable adjustment mechanism, the rotation angle and tilt angle of the camera 3 can be adjusted, and the monitoring range of the camera 3 can be improved.

Example 4

On the basis of embodiment 1, also include:

Speed sensor: the speed sensor is arranged on the motor shaft 25 to detect the speed of the motor shaft 25;

Timer: the timer is connected to the motor shaft 25 for detecting the rotation time of the motor shaft 25;

Alarm: the alarm is set outside the working shell 1;

Alarm controller: the alarm controller is electrically connected with the timer, the rotational speed sensor and the alarm;

The alarm controller controls the work of the alarm based on the detection value of the rotational speed sensor and the timer, including the following steps:

Step 1: The alarm controller calculates the theoretical wear depth of the gear one 26 according to the rotational speed of the motor shaft 25 detected by the rotational speed sensor, the rotation duration of the motor shaft 25 detected by the timer and formula (1), and the alarm controller compares the gear one. The theoretical wear depth of 26 and the preset wear depth, if the calculated theoretical wear depth of the gear one 26 is greater than the preset wear depth, the alarm controller controls the alarm to give an alarm;

Among them, B is the theoretical wear depth of the gear one 26, K is the theoretical wear rate of the gear one 26 rotating one circle, L is the friction sliding distance between the meshing surface of the gear one 26 and the gear block in the inner ring 27, T is the timing N is the detection value of the speed sensor, δ is the lubrication coefficient between the gear one 26 and the tooth block in the inner ring 27, γ is the load coefficient between the gear one 26 and the tooth block in the inner ring 27 ;

Among them, in formula (1), K is 1×10 ^-6 , L is 5cm, T is 100h, N is 0.5s ^-1 , γ is 1.3, δ is 1.3, and B is calculated to be 0.9cm, which is greater than the preset wear amount 0.7cm, the alarm will alarm.

The working principle and beneficial effects of the above technical solutions are as follows:

The rotational speed sensor is arranged on the motor shaft 25 to detect the rotational speed of the motor shaft 25, and the timer is connected to the motor shaft 25 to detect the rotation time of the motor shaft 25; the alarm controller is based on the motor shaft 25 detected by the rotational speed sensor. The rotational speed of the motor shaft 25 detected by the timer and the theoretical wear depth of the gear one 26 are calculated by the formula (1), and the alarm controller compares the theoretical wear depth of the gear one 26 with the preset wear depth. The theoretical wear depth of the gear one 26 is greater than the preset wear depth, the alarm controller controls the alarm to alarm, reminding the user to replace the gear one 26 in time, so as to prevent the gear one 26 from being unable to fully mesh with the tooth block in the inner ring 27 of the ring block 2, As a result, the movement of the mounting plate 23 is affected, and the movement of the camera 3 is affected. After the gear one 26 is replaced, the timer is reset to zero, and the timer is restarted.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, provided that these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (10)

1. The utility model provides a visual earthing device of track traffic contact net which characterized in that: the grounding device comprises a working shell (1), a working cavity (11) is arranged inside the working shell (1), a grounding mechanism (5) and a contact mechanism (4) are arranged at the bottom of the working cavity (11), the grounding mechanism (5) is connected with the contact mechanism (4), monitoring equipment is installed on the upper side of the working cavity (11), and the grounding mechanism (5) is connected with a control mechanism.

2. The visual grounding device of the rail transit contact net of claim 1, characterized in that: the grounding mechanism (5) is provided with a contact head (51), and the contact mechanism (4) is a moving contact flow guide mechanism.

3. The visual grounding device of the rail transit contact net of claim 2, characterized in that: the monitoring equipment is used for monitoring the hanging state of the contact head (51) on the grounding mechanism (5) and the contact head mechanism (4).

4. The visual grounding device of the rail transit contact net of claim 3, characterized in that: a cabinet door (12) is arranged at the front end of the working cavity (11), the cabinet door (12) is rotatably connected with one end of the working cavity (11), and the cabinet door (12) is used for isolating the working cavity (11) from the outside.

5. The visual grounding device of the rail transit contact net of claim 1, characterized in that: supervisory equipment includes camera (3), remote monitoring screen and display screen (31), and install on cabinet door (12) display screen (31), and camera (3) and transmission line connection, transmission line pass through the POE switch and are connected with remote monitoring screen, display screen (31).

6. The visual grounding device of the rail transit contact net of claim 5, characterized in that: the control mechanism comprises a controller, the controller is arranged between a first remote control switch and the grounding mechanism (5), and the first remote control switch is used for controlling the grounding mechanism (5) to work.

7. The visual grounding device of the rail transit contact net of claim 6, characterized in that: the camera (3) is installed in an installation cavity (71) of the installation shell (7), the installation shell (7) is installed on the installation plate (23), the installation plate (23) is fixedly connected with a first motor (24), the first motor (24) is fixedly connected with a first gear (26) through a motor shaft (25), the first gear (26) is meshed with a tooth block in an inner ring (27) of the annular block (2), the outer portion of the annular block (2) is fixedly arranged on the upper side of the working cavity (11), a T-shaped guide groove (21) is formed in the lower end of the annular block (2), the T-shaped guide groove (21) is slidably connected with a T-shaped block (22), the T-shaped block (22) is fixedly connected with the installation plate (23), and the first motor (24) is connected with a second remote control switch through a controller.

8. The visual grounding device of the rail transit contact net of claim 7, characterized in that: the front end of the cabinet door (12) is provided with a first control switch (6) and a second control switch (9), the first control switch (6) is connected with the grounding mechanism (5), and the second control switch (9) is connected with a first motor (24).

9. The visual grounding device of the rail transit contact net of claim 5, characterized in that: be equipped with quick installation mechanism in installation cavity (71), quick installation mechanism includes:

the fixing block (8) is fixedly arranged between the left end and the right end of the mounting cavity (71), the middle of the fixing block (8) is fixedly connected with a fixing shell (86), the left side and the right side of the fixing block (8) are symmetrically provided with rotating blocks (81), and the middle of each rotating block (81) is rotatably connected with the fixing block (8) through a connecting shaft;

the two clamping blocks (82), the two clamping blocks (82) are respectively and fixedly connected with one ends of the rotating blocks (81) on the left side and the right side, and one end, far away from the clamping blocks (82), of the rotating block (81) is rotatably connected with the rotating rod I (814);

the first sliding block (816) is arranged between the left end and the right end of the installation cavity (71) in a sliding mode, the first sliding block (816) is arranged on the upper side of the fixed block (8), sliding grooves (817) are symmetrically formed in the left side and the right side of the first sliding block (816), the first sliding groove (817) is connected with the sliding shaft (815) in a sliding mode, and the sliding shaft (815) is connected with the rotating rod (814) in a rotating mode;

the fixing cavity (87), the fixing cavity (87) is arranged inside the fixing shell (86), the left end and the right end of the fixing cavity (87) are symmetrically provided with a second sliding groove, the second sliding groove is in sliding connection with a second sliding block (813), the second sliding block (813) is in rotating connection with a first rotating shaft (810), the first rotating shaft (810) is fixedly connected with a second bevel gear (811) and is in rotating connection with the side end of the U-shaped block (812), and the first rotating shaft (810) on one side is fixedly connected with a second gear (89);

the left side and the right side of the first bevel gear (85) are symmetrically meshed with a second bevel gear (811), and the first bevel gear (85) is fixedly connected with a first threaded rod (84);

the threaded hole penetrates through the lower end of the fixing shell (86), is communicated with the fixing cavity (87), is matched with the first threaded rod (84), and is rotatably connected with the contact plate (83) at one end, away from the first bevel gear (85), of the first threaded rod (84);

the rack (88) is arranged between the upper end and the lower end of the fixed cavity (87), and the rack (88) is meshed with the second gear (89);

the buffer block (818), one end of the buffer block (818) is fixedly connected with the upper end of the U-shaped block (812), one end, far away from the U-shaped block (812), of the buffer block (818 penetrates through the upper end of the fixed cavity (87) and is communicated with the installation cavity (71), the buffer cavity is formed in the buffer block (818), a third sliding block (820) is arranged in the buffer cavity in a sliding mode, a first spring (819) is fixedly arranged between the third sliding block (820) and the buffer cavity, one end, far away from the first spring (819), of the third sliding block (820) is fixedly connected with a first connecting block (821), and the first connecting block (821) penetrates through the upper end of the buffer cavity and is fixedly connected with the first sliding block (816);

through-hole (824), through-hole (824) run through the setting at the rear end of installation shell (7), and through-hole (824) and installation cavity (81) intercommunication, through-hole (824) and four (822) sliding connection of sliding block, the one end and the operation piece (823) fixed connection of four (822) sliding block, the one end and the first (816) sliding connection of sliding block of operation piece (823) are kept away from to four (822) sliding block.

10. The visual grounding device of the rail transit contact net according to claim 5, wherein the mounting shell (7) is connected with a stable adjusting mechanism, and the stable adjusting mechanism comprises:

the fixing plate (10), the fixing plate (10) is fixedly connected with the mounting plate (23), the left side and the right side of the lower end of the fixing plate (10) are symmetrically provided with telescopic rods (72), and the movable ends of the telescopic rods (72) are sleeved with springs II (73);

the connecting plate (74) is fixedly arranged at the lower end of the fixing plate (10), the connecting plate (74) is fixedly connected with the electromagnetic block (75), the electromagnetic block (75) is arranged corresponding to the magnetic block (77), the magnetic block (77) is fixedly connected with the motor II (78), the motor II (78) is arranged at the lower end of the fixing plate (10) in a sliding mode, and the spring III (76) is fixedly arranged between the connecting plate (74) and the motor II (78);

the rotating shaft II (79), the rotating shaft II (79) is fixedly connected with the motor II (78), the rotating shaft II (79) is fixedly connected with a bevel gear III (710) and a bevel gear IV (711), the bevel gear III (710) is meshed with a bevel gear V (712), and the bevel gear V (712) is fixedly connected with a rotating shaft III (713);

the upper end of the stabilizing shell (721) is provided with an annular groove, the annular groove is in sliding connection with the telescopic rod (72), one side of the upper end of the stabilizing shell (721) is rotatably provided with a rotating shaft four (720), the rotating shaft four (720) is fixedly connected with a bevel gear six (714) and a bevel gear seven (715), and the bevel gear six (714) is meshed with a jade bevel gear four (711);

the stabilizing cover (717) is fixedly arranged at the upper end of the stabilizing shell (721), a cavity (734) in the stabilizing cover (717) is communicated with the movable cavity (722), the movable cavity (722) penetrates through the upper end of the stabilizing shell (721), the movable cavity (722) is communicated with the stabilizing cavity (729), and the stabilizing cavity (729) is arranged at the lower end of the stabilizing shell (721);

a threaded section of the second threaded rod (718) is rotatably arranged in the cavity (734), a cylindrical section of the second threaded rod (718) penetrates through the side end of the cavity (734) and is fixedly connected with an eight bevel gear (716), and the eight bevel gear (716) is meshed with a seven bevel gear (715);

the threaded block (719) is in threaded connection with a threaded section of the second threaded rod (718), the threaded block (719) is fixedly connected with the second connecting block (723), the second connecting block (723) penetrates through the cavity (734) and the movable cavity (722) to enter the stable cavity (729), and the second connecting block (723) is in sliding connection with the movable cavity (722);

the guide wheel I (724), the guide wheel I (724) is rotatably connected with one end, far away from the thread block (719), of the connecting block II (723), the guide wheel I (724) is in rolling connection with the adjusting block (725), the adjusting block (725) is fixedly connected with the fixed shaft (735), the fixed shaft (735) is rotatably arranged between the front end and the rear end of the stabilizing cavity (729), the adjusting block (725) is fixedly connected with the mounting shell (7),

the two rotating rod II (726) are symmetrically arranged at the left end and the right end of the adjusting block (725), one end, far away from the adjusting block (725), of the rotating rod II (726) is rotatably connected with the sliding block (727), the sliding block (727) is slidably arranged in the sliding cavity (736), a spring IV (728) is fixedly arranged between the sliding block (727) and the sliding cavity (736), the sliding cavity (736) penetrates through the side end of the stabilizing shell (721), and the sliding cavity (736) is communicated with the stabilizing cavity (729);

the two sliding plates (732) are symmetrically arranged on the left side and the right side of the lower end of the stabilizing shell (721), the sliding plates (732) are rotatably connected with the second guide wheel (733), the second guide wheel (733) is in contact with the outside of the mounting shell (7), one end, far away from the second guide wheel (733), of each sliding plate (732) is fixedly connected with the fixing rod (731), the fixing rod (731) is rotatably connected with the third rotating rod (730), and the third rotating rod (730) is rotatably connected with the sliding block (727).

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