Intelligent monitoring device for electrical equipment cabinet

Abstract

The invention relates to the technical field of monitoring devices, in particular to an intelligent monitoring device for an electrical equipment cabinet. According to the technical scheme, the intelligent monitoring device for the electrical equipment cabinet comprises an electrical cabinet, a rear cover, a front cover, a grounding box and a node monitoring box, a plurality of groups of node monitoring boxes are linearly arranged on the other side of the electrical cabinet from bottom to top and used for accurately monitoring node positions of internal electrical elements, and a semi-ring sleeve is designed for more flexibly adapting to different cable outer diameters and can be close to or far away from an electronic element interface for monitoring. Through steering of the adjusting rod, the semi-ring sleeve can realize active circumferential detection operation. Meanwhile, a cross frame in the electrical cabinet is provided with a through hole which is used as a transition interface of butt joint equipment. When the electronic equipment is connected in or out, the penetrating holes extrude the insulating spring pieces, so that the connection-in and connection-out loosening state of the electronic equipment of each layer is detected, and the overall monitoring effect is further improved.

Description

Technical Field

[0001] The invention relates to the technical field of switch cabinet frames, and in particular to an intelligent monitoring device for an electrical equipment cabinet. Background Art

[0002] An electrical equipment cabinet is a device used to house and protect electrical or electronic components, as well as to distribute and control electric energy. It integrates components used for electric energy distribution and electrical control, such as circuit breakers, disconnectors, etc., to ensure the safe and stable operation of the power system. An intelligent monitoring device is a device that integrates multiple functions and is designed to achieve comprehensive and real-time monitoring of electrical equipment cabinets.

[0003] Intelligent monitoring devices for electrical equipment cabinets are widely used in the monitoring and control of various switch cabinets. Sensors and cameras are used to comprehensively monitor and manage electrical equipment cabinets. During long-term operation, insulation degradation caused by electrical, thermal, chemical and abnormal conditions may lead to increased local field strength, resulting in local discharge, making it difficult to monitor and warn, reducing the overall stable operation of the electrical equipment cabinet.

[0004] Therefore, in view of the fact that insulation degradation of the above-mentioned current electrical equipment cabinets during long-term operation may cause an increase in local field strength and thus local discharge, an intelligent monitoring device for electrical equipment cabinets can be designed. Summary of the invention

[0005] In order to overcome the problem that insulation degradation caused by electrical, thermal, chemical and abnormal conditions during long-term operation of electrical equipment cabinets may lead to increased local field strength and subsequent local discharge, making it difficult to monitor and warn, thereby reducing the problem of stable operation of the overall electrical equipment cabinet.

[0006] The technical solution of the present invention is: an intelligent monitoring device for an electrical equipment cabinet, comprising an electrical cabinet, a rear cover, a front cover, a grounding box and a node monitoring box; the electrical cabinet is used to store electrical components for protection, the front end of the electrical cabinet is hinged with a front cover for protecting the internal electrical components, the rear end of the electrical cabinet is fixed with a rear cover for monitoring the conditions of the electrical components, the side end of the electrical cabinet is connected to a grounding box for protecting against internal electric shock, and the other side of the electrical cabinet is linearly provided with multiple groups of node monitoring boxes for monitoring the node positions of the internal electrical components from bottom to top.

[0007] Preferably, a semi-ring is designed, which can monitor close to or away from the interface of the electronic component. By adjusting the steering of the rod, the semi-ring can realize active circular detection operation. At the same time, the horizontal frame in the electrical cabinet is provided with a perforation as a transition interface for the docking device. When the electronic equipment is connected or disconnected, the perforation will squeeze the insulating spring sheet, thereby detecting the loose connection and disconnection state of each layer of electronic equipment, further improving the overall monitoring effect.

[0008] Preferably, a placement space is provided inside the electrical cabinet, and an embedding groove corresponding to the front cover is provided at the front edge of the electrical cabinet. A first electrical monitoring placement module and a second electrical monitoring placement module are arranged back to back inside the placement space, and the side ends of the first electrical monitoring placement module and the second electrical monitoring placement module are provided with guide rods connected to the grounding box from bottom to top.

[0009] Preferably, the first electrical monitoring placement module and the second electrical monitoring placement module both include a vertical frame, a guide groove, an electrical placement box, a mounting hole, a placement bin, a push rod, a first cylinder, a digital display screen, an insulating ring, a coupling, an adjustment frame, a drive motor, a second cylinder, a camera, a guide block, a jack, a contact rod, a semi-ring sleeve, an electric contact block, a sleeve and a displacement plate. The vertical frames are arranged in two groups opposite to each other, and a plurality of electrical placement boxes are arranged in sequence from bottom to top between the two groups of vertical frames. A placement bin is provided in the center of the electrical placement box, and a plurality of mounting holes are distributed on the electrical placement box.

[0010] Preferably, a guide groove is provided on the surface of the vertical frame, and a displacement plate sliding along the guide groove is provided on the two groups of vertical frames. Guide blocks are symmetrically provided on the displacement plate, a mounting hole is provided at the center of the guide block, a push rod is fixedly connected to the center of the mounting hole, and a first cylinder is provided on the top of the push rod. The first cylinder drives the push rod and the guide block to drive the displacement plate to move up and down along the guide groove.

[0011] Preferably, a plurality of cameras are distributed on one side of the displacement plate facing the electrical placement box, and the outer ends of the cameras are electrically connected to a plurality of digital display screens. Couplings are provided on both sides of the digital display screen on the displacement plate, and an insulating ring is provided on the outer side of the coupling. An adjustment frame is provided on the coupling, and a driving motor is provided at the end of the coupling. A contact rod is passed through the end of the regulator away from the coupling, and a second cylinder is provided at the end of the contact rod. A sleeve is provided on the outer side of the contact rod, and a semi-annular sleeve is provided on the outer side of the sleeve. A plurality of electric shock blocks are linearly provided inside the semi-annular sleeve, and a current and voltage sensor and a magnetic field sensor electrically connected to the digital display screen are provided inside the electric shock block.

[0012] Preferably, a plurality of groups of thermal insulation plates are fixedly connected to the middle of the rear cover, a plurality of groups of ultrasonic electrical measuring devices are distributed on the thermal insulation plates, and the side ends of the ultrasonic electrical measuring devices are electrically connected to a display screen and a control button.

[0013] Preferably, a temperature gauge is fixedly connected to the front cover, a handle is fixedly connected to the middle of the front cover near the edge, and a sealing sleeve is fixedly connected to the edge of the front cover facing the electrical cabinet.

[0014] Preferably, a plurality of bundles of grounding rods are arranged inside the grounding box, a plurality of groups of indicator lights corresponding to the single bundles of grounding rods are linearly arranged on the side end of the grounding box, and insulating membranes are arranged between the bundles of grounding rods.

[0015] Preferably, a U-shaped frame is provided on one side of the node monitoring box, which is located between the first electrical monitoring placement module and the second electrical monitoring placement module. A cross frame is fixedly connected to the middle of the U-shaped frame from bottom to top. A lead-in rod is provided between the U-shaped frame and the node monitoring box. A plurality of groups of through holes are horizontally opened on the cross frame, and insulating spring sheets are symmetrically provided inside the through holes. Current sensors and voltage transformers are provided inside the insulating spring sheets. An alarm is provided inside the node monitoring box, and an indicator meter and a flashing light are electrically connected to the outer end of the alarm.

[0016] Beneficial effects of the present invention:

[0017] 1. According to the previous experience, in the long-term operation of electrical equipment cabinets, due to the insulation degradation caused by electrical, thermal, chemical and abnormal conditions, the local field strength may increase, and then partial discharge may occur, which is not easy to monitor and warn, reducing the stable operation state of the overall electrical equipment cabinet. The electrical cabinet can be used to store electrical components for protection, and the rear end is fixed with a back cover to facilitate real-time monitoring of the status of the electrical components. The side end of the electrical cabinet is connected with a grounding box to effectively prevent internal electric shock and provide additional protection. In addition, multiple sets of node monitoring boxes are linearly arranged from bottom to top on the other side of the electrical cabinet to accurately monitor the node positions of internal electrical components. In order to more flexibly adapt to different cable outer diameters, a semi-ring sleeve is designed, which can be close to or away from the interface of the electronic component for monitoring. By turning the adjustment rod, the semi-ring sleeve can realize active circular detection operation. At the same time, perforations are provided on the cross frame in the electrical cabinet as a transition interface for docking equipment. When electronic equipment is connected or disconnected, the perforations will squeeze the insulating spring sheet, thereby detecting the loose connection and disconnection state of each layer of electronic equipment, further improving the overall monitoring effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the monitoring device of the present invention;

[0019] Figure 2 It is a schematic diagram of a first electrical monitoring placement module and a second electrical monitoring placement module of the monitoring device of the present invention;

[0020] Figure 3 A schematic diagram of a displacement plate of a monitoring device of the present invention;

[0021] Figure 4 A schematic diagram of a displacement plate of the monitoring device of the present invention from another angle;

[0022] Figure 5 A schematic diagram of a rear cover of the monitoring device of the present invention;

[0023] Figure 6 A schematic diagram of a front cover of the monitoring device of the present invention;

[0024] Figure 7A schematic diagram of a grounding box of the monitoring device of the present invention;

[0025] Figure 8 A schematic diagram of a node monitoring box of a monitoring device of the present invention;

[0026] Fig. 9 It is a partial enlarged schematic diagram of point A of the monitoring device of the present invention.

[0027] Explanation of the reference numerals: 1. electrical cabinet; 2. rear cover; 3. front cover; 4. grounding box; 5. node monitoring box; 101. placement space; 102. embedding slot; 103. first electrical monitoring placement module; 104. second electrical monitoring placement module; 105. vertical frame; 106. guide rod; 107. guide slot; 108. electrical placement box; 109. mounting hole; 110. placement bin; 111. push rod; 112. first cylinder; 113. digital display screen; 114. insulating ring; 115. coupling; 116. adjustment frame; 117. drive motor; 118. second Cylinder; 119, camera; 120, guide block; 121, jack; 122, contact rod; 123, half ring; 124, electric shock block; 125, sleeve; 126, displacement plate; 201, insulation board; 202, ultrasonic electrical measuring device; 203, display screen; 204, control button; 301, temperature gauge; 302, handle; 303, sealing sleeve; 401, indicator light; 402, grounding rod; 501, U-shaped frame; 502, cross frame; 503, connecting rod; 504, indicator; 505, flashing light; 506, perforation; 507, insulating spring sheet. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0029] See also Figure 1-2 The present invention provides an embodiment: an intelligent monitoring device for an electrical equipment cabinet, comprising an electrical cabinet 1, a rear cover 2, a front cover 3, a grounding box 4 and a node monitoring box 5; the electrical cabinet 1 is used to store electrical components for protection, the front end of the electrical cabinet 1 is hinged with a front cover 3 for protecting the internal electrical components, the rear end of the electrical cabinet 1 is fixed with a rear cover 2 for monitoring the electrical components, the side end of the electrical cabinet 1 is connected to a grounding box 4 for protecting against internal electric shock, and the other side of the electrical cabinet 1 is linearly provided with multiple groups of node monitoring boxes 5 for monitoring the node positions of the internal electrical components from bottom to top.

[0030] See also Figure 2-4In this embodiment, a placement space 101 is provided inside the electrical cabinet 1, and an embedding groove 102 corresponding to the front cover 3 is provided at the front edge of the electrical cabinet 1. A first electrical monitoring placement module 103 and a second electrical monitoring placement module 104 are arranged opposite to each other inside the placement space 101. The side ends of the first electrical monitoring placement module 103 and the second electrical monitoring placement module 104 are both provided with a guide rod 106 connected to the grounding box 4 from bottom to top. The first electrical monitoring placement module 103 and the second electrical monitoring placement module 104 both include a vertical frame 105, a guide groove 107, an electrical placement box 108, and a mounting hole 10 9. A placement bin 110, a push rod 111, a first cylinder 112, a digital display screen 113, an insulating ring 114, a coupling 115, an adjustment frame 116, a drive motor 117, a second cylinder 118, a camera 119, a guide block 120, a jack 121, a contact rod 122, a semi-ring sleeve 123, an electric shock block 124, a sleeve 125 and a displacement plate 126. The vertical frames 105 are arranged in two groups opposite to each other. A plurality of electrical placement boxes 108 are arranged in sequence from bottom to top between the two groups of vertical frames 105. A placement bin 110 is provided in the center of the electrical placement box 108. A plurality of mounting holes 109 are distributed on the electrical placement box 108.

[0031] See also Figure 3-5 In this embodiment, a guide groove 107 is provided on the surface of the vertical frame 105, and a displacement plate 126 sliding along the guide groove 107 is provided on the two groups of vertical frames 105. A guide block 120 is symmetrically provided on the displacement plate 126, and a mounting hole 109 is provided at the center of the guide block 120. A push rod 111 is fixedly connected to the center of the mounting hole 109. A first cylinder 112 is provided on the top of the push rod 111. The first cylinder 112 drives the push rod 111 and the guide block 120 to move the displacement plate 126 up and down along the guide groove 107. A plurality of cameras 119 are distributed on the side of the displacement plate 126 facing the electrical placement box 108. The outer ends of the cameras 119 are electrically connected to a plurality of digital display screens 113. The displacement plate 126 is located at the digital display screens 113. Couplings 115 are provided on both sides, an insulating ring 114 is sleeved on the outer side of the coupling 115, an adjusting frame 116 is sleeved on the coupling 115, a driving motor 117 is provided at the end of the coupling 115, a contact rod 122 is passed through the end of the regulator away from the coupling 115, a second cylinder 118 is provided at the end of the contact rod 122, a sleeve 125 is sleeved on the outer side of the contact rod 122, a semi-annular sleeve 123 is solidly provided on the outer side of the sleeve 125, a plurality of groups of electric shock blocks 124 are linearly provided inside the semi-annular sleeve 123, a current and voltage sensor and a magnetic field sensor electrically connected to the digital display screen 113 are provided inside the electric shock block 124, the current and voltage sensor model is YPF-DE and the magnetic field sensor model is NJK-5002C.

[0032] See also Figure 4-6In this embodiment, a plurality of insulation plates 201 are fixedly connected in the middle of the rear cover 2, a plurality of ultrasonic measuring devices 202 of model SDT270 are distributed on the insulation plates 201, a display screen 203 and a control button 204 are electrically connected to the side ends of the ultrasonic measuring devices 202, a temperature gauge 301 is fixedly connected to the front cover 3, a handle 302 is fixedly connected to the middle of the front cover 3 near the edge, and a sealing sleeve 303 is fixedly connected to the edge of the front cover 3 facing the electrical cabinet 1.

[0033] See also Figure 5-9 In this embodiment, a plurality of bundles of grounding rods are arranged inside the grounding box 4, and a plurality of groups of indicator lights 401 corresponding to a single bundle of grounding rods are linearly arranged on the side end of the grounding box 4, and an insulating diaphragm is arranged between the plurality of bundles of grounding rods. A U-shaped frame 501 located between the first electrical monitoring placement module 103 and the second electrical monitoring placement module 104 is arranged on one side of the node monitoring box 5, and a cross frame 502 is fixedly connected in sequence from bottom to top in the middle of the U-shaped frame 501, and a lead-out rod 503 is arranged between the U-shaped frame 501 and the node monitoring box 5, and a plurality of groups of through holes 506 are horizontally opened on the cross frame 502, and insulating spring sheets 507 are symmetrically arranged inside the through holes 506, and a current sensor and a voltage transformer are arranged inside the insulating spring sheets 507, and an alarm is arranged inside the node monitoring box 5, and an indicator meter 504 and a flashing light 505 are electrically connected to the outer end of the alarm.

[0034] When working, the electronic components are placed in the electrical placement box 108 in turn, and the placement bin 110 and the mounting hole 109 are used for positioning and connection. According to the series and parallel conditions as needed, the cable is passed through the through hole 506 to abut the insulating spring sheet 507. As the whole is powered on and operated, the first cylinder 112 drives the push rod 111 and the guide block 120 to drive the displacement plate 126 to move up and down along the guide groove 107. The second cylinder 118 drives the contact rod 122 to extend and retract. Corresponding to the cable position of each layer of the electrical placement box 108, the drive motor 117 drives the coupling 115 to drive the adjustment to reach the appropriate angle. Using the contact block 124 in the semi-ring sleeve 123, it can be close to or away from the interface of the electronic component, and is monitored by the current and voltage sensor and the magnetic field sensor. By adjusting the direction of the rod, the semi-ring 123 can realize active circular detection operation. When the insulating spring sheet 507 is loose, the current sensor and the voltage transformer and their detection are fed back to the indicator 504 and the flashing light 505 on the corresponding node monitoring box 5. When there is current overflow, the guide rod 106 can be used to guide the ground rod 402 to avoid current overflow. The ultrasonic measuring device 202 can be used to monitor and evaluate the partial discharge phenomenon of high-voltage electrical equipment. By capturing the ultrasonic signal generated by the discharge, the location, intensity, frequency and other information of the discharge can be determined, so as to timely discover the potential failure of the equipment.

[0035] Through the above steps, multiple groups of node monitoring boxes 5 are linearly arranged from bottom to top on the other side of the electrical cabinet 1, which are used to accurately monitor the node positions of internal electrical components. In order to more flexibly adapt to different cable outer diameters, a semi-ring sleeve 123 is designed, which can monitor close to or away from the interface of the electronic component. By turning the adjustment rod, the semi-ring sleeve 123 can realize active circular detection operation. At the same time, a through hole 506 is provided on the cross frame 502 in the electrical cabinet 1, which serves as a transition interface for the docking device. When the electronic equipment is connected or connected, the through hole 506 will squeeze the insulating spring sheet 507, thereby detecting the loose connection and connection state of each layer of electronic equipment, further improving the overall monitoring effect.

[0036] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the spirit of the present invention.

Claims

1. An intelligent monitoring device for an electrical equipment cabinet, comprising an electrical cabinet (1); characterized in that: The invention also comprises a rear cover (2), a front cover (3), a grounding box (4) and a node monitoring box (5); an electrical cabinet (1) for storing electrical components for protection, the front end of the electrical cabinet (1) being hingedly connected with a front cover (3) for protecting the internal electrical components, the rear end of the electrical cabinet (1) being fixedly connected with a rear cover (2) for monitoring the electrical components, the side end of the electrical cabinet (1) being connected with a grounding box (4) for protecting the internal components from electric shock, and the other side of the electrical cabinet (1) being linearly provided with a plurality of node monitoring boxes (5) for monitoring the node positions of the internal electrical components from bottom to top.

2. The intelligent monitoring device for electrical equipment cabinet according to claim 1, characterized in that: The electrical cabinet (1) has a placement space (101) formed inside, and an embedding groove (102) corresponding to the front cover (3) is formed at the front edge of the electrical cabinet (1). A first electrical monitoring placement module (103) and a second electrical monitoring placement module (104) are arranged in opposite directions inside the placement space (101). The side ends of the first electrical monitoring placement module (103) and the second electrical monitoring placement module (104) are both provided with guide rods (106) connected to the grounding box (4) from bottom to top.

3. The intelligent monitoring device for electrical equipment cabinet according to claim 2 is characterized in that: The first electrical monitoring placement module (103) and the second electrical monitoring placement module (104) both include a vertical frame (105), a guide groove (107), an electrical placement box (108), a mounting hole (109), a placement bin (110), a push rod (111), a first cylinder (112), a digital display screen (113), an insulating ring (114), a coupling (115), an adjustment frame (116), a drive motor (117), a second cylinder (118), a camera (119), and a plurality of electrical monitoring placement modules (103). ), a guide block (120), a jack (121), a contact rod (122), a semi-ring sleeve (123), an electric contact block (124), a sleeve (125) and a displacement plate (126), the vertical frame (105) is arranged in two groups opposite to each other, and a plurality of electrical placement boxes (108) are arranged in sequence from bottom to top between the two groups of vertical frames (105), a placement bin (110) is provided in the center of the electrical placement box (108), and a plurality of installation holes (109) are distributed on the electrical placement box (108).

4. The intelligent monitoring device for electrical equipment cabinet according to claim 3 is characterized in that: A guide groove (107) is provided on the surface of the vertical frame (105), and a displacement plate (126) sliding along the guide groove (107) is provided on the two groups of vertical frames (105). A guide block (120) is symmetrically provided on the displacement plate (126), and a mounting hole (109) is provided at the center of the guide block (120). A push rod (111) is fixedly connected to the center of the mounting hole (109). A first cylinder (112) is provided at the top of the push rod (111), and the first cylinder (112) drives the push rod (111) and the guide block (120) to move up and down along the guide groove (107) to drive the displacement plate (126) to move up and down.

5. The intelligent monitoring device for electrical equipment cabinet according to claim 3 is characterized in that: A plurality of cameras (119) are distributed on one side of the displacement plate (126) facing the electrical placement box (108), and the outer ends of the cameras (119) are electrically connected to the plurality of digital display screens (113). A coupling (115) is provided on both sides of the digital display screen (113) on the displacement plate (126), an insulating ring (114) is sleeved on the outer side of the coupling (115), an adjustment frame (116) is sleeved on the coupling (115), and a driving motor (117) is provided at the end of the coupling (115). A contact rod (122) is provided at the end of the regulator away from the coupling (115), a second cylinder (118) is provided at the end of the contact rod (122), a sleeve (125) is sleeved on the outer side of the contact rod (122), a semi-annular sleeve (123) is circumferentially fixed on the outer side of the sleeve (125), a plurality of groups of electric shock blocks (124) are linearly provided inside the semi-annular sleeve (123), and a current and voltage sensor and a magnetic field sensor electrically connected to the digital display screen (113) are provided inside the electric shock blocks (124).

6. The intelligent monitoring device for electrical equipment cabinet according to claim 1, characterized in that: A plurality of groups of thermal insulation plates (201) are fixedly connected to the middle of the rear cover (2), a plurality of groups of ultrasonic electrical detectors (202) are distributed on the thermal insulation plates (201), and the side ends of the ultrasonic electrical detectors (202) are electrically connected to a display screen (203) and a control button (204).

7. The intelligent monitoring device for an electrical equipment cabinet according to claim 1, characterized in that: A temperature gauge (301) is fixedly connected to the front cover (3), a handle (302) is fixedly connected to the middle part of the front cover (3) near the edge, and a sealing sleeve (303) is fixedly connected to the edge of the front cover (3) facing the electrical cabinet (1).

8. The intelligent monitoring device for an electrical equipment cabinet according to claim 1, characterized in that: A plurality of bundles of grounding rods are arranged inside the grounding box (4), a plurality of groups of indicator lights (401) corresponding to the single bundles of grounding rods are linearly arranged on the side end of the grounding box (4), and insulating membranes are arranged between the bundles of grounding rods.

9. The intelligent monitoring device for an electrical equipment cabinet according to claim 2, characterized in that: A U-shaped frame (501) located between the first electrical monitoring placement module (103) and the second electrical monitoring placement module (104) is provided on one side of the node monitoring box (5), a cross frame (502) is fixedly connected in sequence from bottom to top in the middle of the U-shaped frame (501), a connection rod (503) is provided between the U-shaped frame (501) and the node monitoring box (5), a plurality of groups of through holes (506) are horizontally provided on the cross frame (502), insulating spring sheets (507) are symmetrically provided inside the through holes (506), a current sensor and a voltage transformer are provided inside the insulating spring sheets (507), an alarm is provided inside the node monitoring box (5), and an indicator meter (504) and a flashing light (505) are electrically connected to the outer end of the alarm.

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