CN222355933U - A sealed six-wire single-core intelligent direct grounding box - Google Patents

A sealed six-wire single-core intelligent direct grounding box Download PDF

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Publication number
CN222355933U
CN222355933U CN202323586313.3U CN202323586313U CN222355933U CN 222355933 U CN222355933 U CN 222355933U CN 202323586313 U CN202323586313 U CN 202323586313U CN 222355933 U CN222355933 U CN 222355933U
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China
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grounding
box
plug
cable
sealed
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CN202323586313.3U
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李旭
廖家威
张艳艳
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Hunan Changcable Intelligent Technology Co ltd
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Hunan Changcable Intelligent Technology Co ltd
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Abstract

The fixed-sealed six-wire single-core intelligent direct grounding box comprises a signal collecting box body, a grounding assembly, a waterproof connector, an intermediate connecting assembly, six groups of first plug connecting units and an operating state collecting unit, wherein the grounding assembly and the waterproof connector are arranged on the collecting box body, the intermediate connecting assembly, the six groups of first plug connecting units and the operating state collecting unit are arranged in the collecting box body, the intermediate connecting assembly is connected with the connecting assembly, the six groups of first plug connecting units are all connected with the intermediate connecting assembly, an insulating casting body is filled in the collecting box body, each grounding cable is connected with one second plug connecting unit, the second plug connecting units are connected with the first plug connecting units in a matched mode, the operating state collecting unit is at least used for collecting grounding circulation on the grounding cable, and the signal processing box is used for monitoring operating data of the grounding cable and the main cable. The utility model can realize the direct grounding of six single-core grounding cables simultaneously, and meets the requirement that one grounding box simultaneously directly grounds two ends of an insulating joint.

Description

Solid-sealed six-wire single-core intelligent direct grounding box
Technical Field
The utility model relates to the technical field of power cables, in particular to a solid-sealed six-wire single-core intelligent direct grounding box.
Background
In power systems, high voltage cables are widely used for transmission and distribution, and their safe operation is critical to ensure the stability of the power supply. When the cable suffers lightning stroke or internal overvoltage and short circuit, the metal sheath of the cable can generate high impact overvoltage and power frequency induction overvoltage, so that the insulation performance of the metal sheath is rapidly reduced, the multipoint grounding fault of the cable sheath is caused, the normal operation of the power cable is seriously influenced, and the service life of the cable is even greatly shortened. Therefore, the use of a grounding box is required in a high-voltage transmission line.
In practical engineering application, however, at least two grounding boxes are required to be arranged at one insulating joint, and two ends of the insulating joint are respectively and directly grounded, so that the effect of safe and reliable grounding of the cable is achieved, but under the condition that the cable is influenced by environmental factors or the cable laying environment is complex and the installation and construction operation is limited, two direct grounding boxes are installed at the same position, the difficulty of installation operation of the traditional grounding box is high, the workload of operators is increased, the installation cost is increased, and meanwhile, the maintenance cost and the maintenance workload during the operation of the cable are increased.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the solid-sealed six-wire single-core intelligent direct grounding box, which can realize the direct grounding of six single-core grounding cables simultaneously, and meets the requirement that one grounding box simultaneously directly grounds two ends of an insulating joint.
The solid-sealed six-wire single-core intelligent direct grounding box is used for grounding a single-core cable and comprises a signal acquisition box and a signal processing box;
The signal acquisition box comprises an acquisition box body, a grounding assembly and a waterproof connector which are arranged on the acquisition box body, an intermediate connecting assembly, six groups of first plug connecting units and an operation state acquisition unit which are arranged in the acquisition box body; the system comprises a middle connecting component, a grounding component, six groups of first plug connecting units, an insulating casting body, a second plug connecting unit, an operating state collecting unit and a first plug connecting unit, wherein the middle connecting component is connected with the connecting component;
The signal processing box is connected with the running state acquisition unit in the signal acquisition box through the waterproof connector and is used for monitoring running data of the grounding cable and the main cable.
According to the embodiment of the utility model, the solid-sealed six-wire single-core intelligent direct grounding box has at least the following gain effects:
In the embodiment of the utility model, the single-core grounding cable is grounded through the signal acquisition box, the intermediate connecting component and the grounding component are connected through the first plug connecting unit after the grounding cable is connected with the second plug connecting unit, so that the direct grounding is realized, six single-core grounding cables can be simultaneously connected because six first plug connecting units are arranged in the signal acquisition box, the direct grounding of six single-core grounding cables is realized, the two ends of the insulating joint are directly grounded simultaneously by the grounding box, two grounding boxes are not required to be arranged at one insulating joint, the installation quantity of the grounding boxes is reduced, the installation operation is simplified, the purposes of reducing the space required by construction and improving the environmental compatibility of equipment are achieved, the equipment cost, the installation cost and the maintenance cost during the operation of a cable are saved, and meanwhile, the workload of the installation and maintenance of operators is reduced. The insulation casting body is filled in the collection box body, so that the protection grade of IP68 can be met, higher insulation strength and impact resistance level compared with air are realized, and the tightness and insulativity of the collection box body are ensured. The signal processing box can monitor the running condition of the cable in real time, realize monitoring automation, does not need to rely on manual inspection, can discover the problem in the cable operation in time, and protects the normal operation of the power line. Meanwhile, the signal acquisition box is separated from the signal processing box, so that the installation flexibility is high, and the space required by construction or installation is reduced.
According to some embodiments of the utility model, six ground cable incoming holes are formed in the front cover plate of the collection box body, the six ground cable incoming holes are arranged in three columns, each column comprises two ground cable incoming holes, and the six ground cable incoming holes are used for being connected with the ground cable.
According to some embodiments of the utility model, each of the first pluggable connection units includes:
The aluminum sleeve is arranged in the collection box body and positioned at the grounding cable inlet hole;
the conductive sleeve is arranged in the collection box body and corresponds to the aluminum sleeve, and is used for connecting the second plug connection unit with the intermediate connection assembly.
According to some embodiments of the utility model, the second plug connection unit comprises a wire inlet sleeve, a gasket, a sealing sleeve, a thrust ring, a plug head, a clamp spring and a conductive sheet, wherein the wire inlet sleeve, the gasket, the sealing sleeve and the thrust ring are sleeved on one grounding cable in sequence, the plug head is pressed on a wire core of the grounding cable, the clamp spring and the conductive sheet are fixedly arranged on the plug head, and when the second plug connection unit is matched and connected with the first plug connection unit, the wire inlet sleeve is matched and connected with the aluminum sleeve, and the plug head is matched and connected with the conductive sleeve.
According to some embodiments of the utility model, the intermediate connection assembly comprises:
the grounding plate is connected with the grounding assembly;
Three connecting plates are arranged on the grounding plate;
Six spliced poles, every spliced pole with ground cable inlet wire hole corresponds to be connected, and two spliced poles connect a connecting plate jointly about every.
According to some embodiments of the utility model, the signal acquisition box further comprises three valve pads disposed between the ground plate and the rear cover plate of the acquisition box in correspondence with the three connection plates.
According to some embodiments of the utility model, the running state acquisition unit comprises six current transformers, each current transformer is sleeved outside one connecting column and is used for acquiring the ground circulation current on one corresponding grounding cable, and the acquired ground circulation current is transmitted to the signal processing box through the waterproof connector.
According to some embodiments of the utility model, the grounding assembly comprises a grounding post, one end of the grounding post is connected with the middle connecting assembly, and the other end of the grounding post is arranged on the right side plate of the collecting box body.
According to some embodiments of the utility model, the signal processing box comprises a processing box body, and a power taking module, an acquisition processing module and a signal transmission module which are arranged in the processing box body, wherein the power taking module is used for supplying power to the acquisition processing module and the signal transmission module, the acquisition processing module is used for receiving and processing the ground circulation acquired by the running state acquisition unit, and the signal transmission module is used for transmitting data processed by the acquisition processing module.
According to some embodiments of the utility model, the signal processing box further comprises a plurality of current loops, wherein the current loops are used for being sleeved on the main cables in a hanging mode, so that operation currents on the main cables are collected and transmitted to the collection processing module.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a solid-sealed six-wire single-core intelligent direct grounding box according to an embodiment of the utility model.
Fig. 2 is a side cross-sectional view of a signal collection box in an embodiment of the utility model.
Fig. 3 is a top cross-sectional view of a signal collection box in an embodiment of the utility model.
Fig. 4 is a front view of a signal collection box in an embodiment of the utility model.
Fig. 5 is a schematic structural diagram of a second pluggable connection unit according to an embodiment of the present utility model.
Fig. 6 is a schematic structural diagram of a signal processing box according to an embodiment of the present utility model.
Reference numerals:
The signal acquisition box 100, the front cover plate 111, the right side plate 112, the top plate 113, the ground cable inlet 114, the waterproof connector 121, the shield 122, the ground assembly 130, the ground post 131, the aluminum sleeve 141, the conductive sleeve 142, the inlet sleeve 151, the gasket 152, the sealing sleeve 153, the thrust ring 154, the plug 155, the clamping spring 156, the conductive sheet 157, the ground plate 161, the connecting plate 162, the connecting post 163, the valve sheet pad 170, the current transformer 180, the insulating casting body 190,
Signal processing box 200, processing box 210, power taking module 220, acquisition processing module 230, signal transmission module 240, current loop 250,
A ground cable 300.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, the description of first, second, etc. is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, unless clearly defined, set up, installed, connected and other words should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above words in the present utility model in combination with the specific contents of the technical scheme.
The following description of the embodiments of the present utility model will be made with reference to the accompanying drawings, in which it is apparent that the embodiments described below are some, but not all embodiments of the utility model.
The following describes a solid-sealed six-wire single-core intelligent direct-grounding box according to an embodiment of the present application with reference to fig. 1 to 6.
The utility model relates to a solid-sealed six-wire single-core intelligent direct grounding box which is used for grounding a single-core cable, and comprises a signal acquisition box 100 and a signal processing box 200;
The signal acquisition box 100 comprises an acquisition box body, a grounding assembly 130 and a waterproof connector 121 which are arranged on the acquisition box body, an intermediate connecting assembly, six groups of first plug connecting units and an operation state acquisition unit which are arranged in the acquisition box body, wherein the intermediate connecting assembly is connected with the connecting assembly, the grounding assembly 130 is used for grounding, the six groups of first plug connecting units are all connected with the intermediate connecting assembly, the acquisition box body is filled with an insulating casting body 190, each grounding cable 300 is connected with one second plug connecting unit, the second plug connecting units are connected with the first plug connecting units in a matching way, and the operation state acquisition unit is at least used for acquiring the grounding circulation on the grounding cable 300;
the signal processing box 200 is connected to the operation state acquisition unit in the signal acquisition box 100 through the waterproof connector 121 for monitoring operation data of the cable 300 to be grounded and the main cable.
In the embodiment of the utility model, after the single-core grounding cable 300 is grounded through the signal acquisition box 100 and the grounding cable 300 is connected with the second plug connection unit, the intermediate connection assembly and the grounding assembly 130 are connected through the first plug connection unit, so that direct grounding is realized, six single-core grounding cables 300 can be simultaneously connected, six single-core grounding cables 300 can be simultaneously and directly grounded, one grounding box is realized, two ends of an insulating joint are simultaneously and directly grounded, two grounding boxes are not required to be arranged at one insulating joint, the installation number of the grounding boxes is reduced, the installation operation is simplified, the purposes of reducing the space required by construction and improving the environmental compatibility of equipment are achieved, the equipment cost, the installation cost and the maintenance cost during the operation of the cable are saved, and meanwhile, the workload of installation and maintenance of operators is reduced.
In addition, the collection box body is filled with the insulating casting body 190, so that the protection grade of IP68 can be met, higher insulating strength and impact resistance level compared with air are realized, and the tightness and insulativity of the collection box body are ensured.
The signal processing box 200 can monitor the running condition of the cable in real time, realize monitoring automation, can discover the problem in the running process of the cable in time without depending on manual inspection, and protect the normal running of the power line. Meanwhile, the signal collection box 100 and the signal processing box 200 are separated, so that the installation flexibility is high, and the space required for construction or installation is reduced.
Referring to fig. 4, in some embodiments, six ground cable entrance holes 114 are formed in the front cover 111 of the collection box body, and the six ground cable entrance holes 114 are arranged in three columns, each column including two ground cable entrance holes 114, and the six ground cable entrance holes 114 are used for accessing the ground cable 300. Six grounding cable inlet holes 114 are formed in the front cover plate 111 of the collecting box body, six grounding cables 300 can be connected into the collecting box body at the same time, the six grounding cable inlet holes 114 are arranged in two rows and three columns, one row can be connected into the three-phase grounding cables 300, and the two rows can be connected into all the three-phase grounding cables 300 at two ends of the insulating joint at the same time.
As shown in fig. 2 and 3, in some embodiments, each first plug connection unit includes an aluminum sleeve 141 and a conductive sleeve 142;
the aluminum sleeve 141 is arranged in the collecting box body and positioned at the grounding cable inlet hole 114;
the conductive sleeve 142 is disposed in the collecting box and corresponds to the aluminum sleeve 141, and is used for connecting the second plug connection unit and the intermediate connection assembly.
The signal collecting box 100 comprises six aluminum sleeves 141 and six conductive sleeves 142, the six aluminum sleeves 141 and the six conductive sleeves 142 are all fixed by the insulating casting body 190 in a potting mode, the aluminum sleeves 141 are arranged at the grounding cable inlet hole 114 on the front cover plate 111 of the collecting box body, each aluminum sleeve 141 is correspondingly arranged at one grounding cable inlet hole 114, the conductive sleeves 142 are arranged at positions, close to the tail of the wire core of the grounding cable 300, when the grounding cable 300 is connected, and each conductive sleeve 142 is correspondingly arranged with one aluminum sleeve 141.
In some embodiments, each first plug connection unit is disposed inside the signal collection box 100, each second plug connection unit is sleeved at the end of one grounding cable 300, the first plug connection unit is used as a plug seat, the second plug connection unit is used as a plug, each second plug connection unit is matched with the first plug connection unit to be plugged and connected, the equipment installation operation process is simplified, when the equipment is installed, the grounding cable 300 is sleeved with the second plug connection unit, and then the first plug connection unit in the grounding box is plugged and fixed, so that the operation can be completed, and the equipment has the characteristics of high efficiency, convenience and rapidness.
As shown in fig. 5, in some embodiments, the second plug connection unit includes a wire inlet sleeve 151, a gasket 152, a sealing sleeve 153, a thrust ring 154, a plug head 155, a clamp spring 156 and a conductive sheet 157, wherein the wire inlet sleeve 151, the gasket 152, the sealing sleeve 153 and the thrust ring 154 are sequentially sleeved on a grounding cable 300, the plug head 155 is crimped on a wire core of the grounding cable 300, the clamp spring 156 and the conductive sheet 157 are fixedly arranged on the plug head 155, and when the second plug connection unit is in matched connection with the first plug connection unit, the wire inlet sleeve 151 is matched and connected with the aluminum sleeve 141, and the plug head 155 is matched and connected with the conductive sleeve 142.
In some embodiments, a pre-stripping process is performed on the ground cable 300 to be accessed into the ground box. When the grounding cable 300 is stripped and cut, the cable core is required to be exposed for 32mm, the length can be adjusted according to the size of the plug 155, the internal insulation stripping and cutting size is 110mm, if the grounding cable 300 is provided with an insulation shield or a metal armor layer, and the like, the internal insulation stripping and cutting size is increased from 110mm to 185mm, the distance between a fracture of the insulation shield or the metal armor layer and the like and a wire inlet port of a box body is ensured, and reliable grounding and insulation recovery are carried out on the insulation shield or the metal armor according to the grounding requirement.
In some embodiments, after the ground cable 300 to be connected to the ground box is peeled, the wire inlet sleeve 151, the gasket 152, the sealing sleeve 153 and the thrust ring 154 are sleeved on the ground cable 300 in sequence, and finally the plug head 155 is pressed on the core of the ground cable 300 to fix the ground cable 300, and meanwhile, the clamp spring 156 and the conductive sheet 157 are fixed on the plug head 155 to complete the operation step of sleeving the second plug connection unit on the ground cable 300.
As shown in fig. 2 and 3, in some embodiments, after the second plug connection unit is sleeved on the grounding cable 300, the grounding cable 300 may be connected to the first plug connection unit through the second plug connection unit in a matching manner, so as to access the signal collection box 100 to achieve direct grounding. The aluminum sleeve 141 in the first plug connection unit is connected with the wire inlet sleeve 151 in the second plug connection unit through threaded fit, and the conductive sleeve 142 in the first plug connection unit is reliably contacted with the plug 155 in the second plug connection unit, so that the wire core of the grounding cable 300 is tightly connected with the intermediate connection component in the signal acquisition box 100, and the effect of reliably grounding the grounding cable 300 is achieved.
As shown in fig. 2 and 3, in some embodiments, the intermediate connection assembly includes a ground plate 161, three connection plates 162, and six connection posts 163;
a ground plate 161 connected to the ground assembly 130;
Three connection plates 162, all disposed on the ground plate 161;
Six connecting posts 163, each connecting post 163 is correspondingly connected with one grounding cable inlet hole 114, and each upper connecting post 163 and each lower connecting post 163 are commonly connected with one connecting plate 162.
Each grounding column 131 is correspondingly connected with one conductive sleeve 142, namely, each grounding column 131 is correspondingly connected with one grounding cable 300, six grounding cable wire inlets 114 are arranged in two rows and three columns, six grounding columns 131 are also arranged in two rows and three columns, each upper connecting column 163 and each lower connecting column 163 are jointly connected with one connecting plate 162, three connecting plates 162 are correspondingly arranged in three columns, the grounding plates 161 are in a long strip shape, and the three connecting plates 162 are connected and connected with the grounding assembly 130 at one side, so that direct grounding is realized. The intermediate connection assembly enables the connection of the first pluggable connection unit to the ground assembly 130.
As shown in fig. 2 and 3, in some embodiments, the signal acquisition box 100 further includes three valve pads 170 disposed between the ground plate 161 and the rear cover plate of the acquisition box in correspondence with the three connection plates 162. Three valve plate pads 170 are arranged between the grounding plate 161 and the rear cover plate of the collection box body, and the positions of the three connecting plates 162 correspond to each other, so that the valve plate pads 170 play a supporting role on the grounding plate 161, the grounding plate 161 is not in direct contact with the rear cover plate of the collection box body, and meanwhile, the grounding plate 161 is fixed inside the box body after the insulation casting body 190 is filled in the box body conveniently.
As shown in fig. 1 and 4, in some embodiments, the waterproof connector 121 is disposed on the top plate 113 of the collection box, and the waterproof connector 121 is provided with a shield 122, which can protect the waterproof connector 121 and the internal wiring.
In some embodiments, the operation state collection unit includes six current transformers 180, each current transformer 180 is sleeved outside one connection post 163, and is used for collecting the ground circulation on a corresponding one of the ground cables 300, and the collected ground circulation is transmitted to the signal processing box 200 through the waterproof connector 121. The signal collection box 100 is built with six current transformers 180 as operation state collection units for collecting the ground circulation currents on the six ground cables 300. Each current transformer 180 passes through a connecting column 163 at the center for measuring the ground circulation corresponding to one ground cable 300, the outgoing lines of the six current transformers 180 are reliably connected to the waterproof connector 121 in the top shield 122 of the box body through six embedded round nuts, and then the signals collected by the six current transformers 180 are transmitted to the signal processing box 200 through the waterproof connector 121, and are integrated and converted by the signal processing box 200 and then transmitted to the background.
As shown in fig. 1 and 3, in some embodiments, the ground assembly 130 includes a ground post 131, one end of the ground post 131 being connected to the intermediate connection assembly and the other end being disposed on the right side plate 112 of the collection box. One part of the grounding post 131 is positioned inside the collection box body and is connected with the grounding plate 161 in the middle connecting assembly, and the other part of the grounding post 131 is arranged on the right side plate 112 of the collection box body, so that the direct grounding is facilitated. The grounding assembly 130 may include other components such as the shield 122, ground wires, and connecting wires in addition to the grounding posts 131.
In some embodiments, the insulating potting body 190 within the signal acquisition box 100 is epoxy. The insulating casting body 190 is formed in the signal acquisition box 100 by an epoxy resin material through a casting process, and the middle connecting assembly, the first plug connecting unit, the running state acquisition unit and the grounding column 131 in the acquisition box are all poured in the insulating casting body 190 and are fixedly sealed in the acquisition box to form an integral casting and fixedly sealing structure, and other parts except the grounding cable 300 and the second plug connecting unit are fixedly sealed in the box by the insulating casting body 190. The integral casting solid sealing structure has the advantages of heat resistance, corrosion resistance, good outward heat dissipation, high waterproof and dustproof protection level, good sealing performance, capability of meeting the protection level of IP68 and capability of effectively protecting the internal structure of the box body. And the epoxy resin has higher insulating strength than air insulating strength, excellent insulating performance and higher impact resistance level, and the distance between each phase is closer on the basis of meeting the impact resistance voltage level and direct current withstand voltage, so that the box body is smaller in volume. In the environments with high humidity and easy water accumulation or in the severe environments such as underground tunnels, river bottom tunnels and the like, the normal installation and use of the grounding box can be ensured.
In some embodiments, the specific pouring process of the insulating casting body 190 is as follows, firstly, taking the collecting box shell as a poured cavity main body, except that the grounding cable 300 and the second plug connection unit are replaced by a mold at the original position, other parts are normally installed in the box body, the mold can seal the six grounding cable wire holes 114 of the box body, then pouring, vulcanizing and cooling forming of the liquid epoxy insulating material are performed according to certain technological parameters, after the epoxy resin pouring forming is completed, the grounding cable 300 and the second plug connection unit are taken out to replace the placed mold, so that the insulating casting body 190 can be obtained, and the middle connection assembly, the first plug connection unit, the running state collecting unit and the grounding column 131 in the collecting box body are tightly wrapped and sealed by the insulating casting body 190, and meanwhile, the access positions of the grounding cable 300 and the second plug connection unit are reserved.
As shown in fig. 1 and 6, in some embodiments, the signal processing box 200 includes a processing box body 210, and a power taking module 220, an acquisition processing module 230 and a signal transmission module 240 that are disposed inside the processing box body 210, where the power taking module 220 is used to supply power to the acquisition processing module 230 and the signal transmission module 240, the acquisition processing module 230 is used to receive and process a ground circulation acquired by the running state acquisition unit, and the signal transmission module 240 is used to transmit data processed by the acquisition processing module 230. The signal processing box 200 receives the grounding annular signal from the operation state acquisition unit in the signal acquisition box 100, and integrates, converts and transmits the grounding annular signal to the background through the acquisition processing module 230, so that the operation state of the cable can be monitored in real time and synchronously uploaded to the monitoring platform, monitoring automation is realized, the problem in the operation of the cable can be found in time, the normal operation of a power line is protected, the occurrence of the condition of sudden power failure is effectively prevented, and the loss caused by power failure and power failure maintenance is reduced.
In some embodiments, the signal processing box 200 may be linked to an environmental monitoring device, a video monitoring device, etc. installed around, and the signal processing box 200 is uploaded to the background through the acquisition processing module 230 of the signal processing box 200, so as to monitor the running condition of the intelligent grounding box and the environmental condition nearby the intelligent grounding box in real time, reduce the requirement of artificial operation and maintenance, and realize automation and intellectualization of monitoring the grounding system.
In some embodiments, there are a variety of environmental conditions in the power system, and the manner in which power and signal transmission can be accessed may be limited. According to different field environments, electricity taking modes suitable for field installation environments can be adopted, including battery power supply, 220V mains supply, CT electricity taking, solar electricity taking and the like, and different electricity taking modules 220 are selected to supply power to the acquisition processing module 230 and the signal transmission module 240 so as to ensure safe and stable operation of components. According to the installation position, the selectable signal transmission modes may be different, so that the optical fiber transmission mode and the wireless transmission mode can be selected, including 4G, wiFi, bluetooth and the like, and the signal transmission module 240 transmits the information after the integration and conversion of the acquisition processing module 230 to the background, so that the staff can observe whether potential safety hazards exist at the position.
In some embodiments, when the transmission protocol is not inconsistent with the acquisition processing module 230, a matched signal transmission module 240 may be provided to transmit the integrated processed information to the monitoring platform.
As shown in fig. 1 and 6, in some embodiments, the signal processing box 200 further includes a plurality of current loops 250, where the current loops 250 are used to plug on a plurality of main cables to collect the running current on the main cables and transmit the running current to the collection processing module 230. The signal processing box 200 receives the grounding circular current signals of the six grounding cables 300 collected by the six current transformers 180 in the signal collecting box 100, and the operation current signals of the three-phase main cable collected by the three current loops 250 externally sleeved on the three-phase main cable, are integrated, converted and transmitted to the background through the collecting and processing module 230, so that the operation condition of the cable can be monitored in real time and synchronously uploaded to the monitoring platform, monitoring automation is realized, the problem in the operation of the cable can be found in time, the normal operation of a power line is protected, the occurrence of sudden power failure is effectively prevented, and the loss caused by power failure and power failure maintenance is reduced.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although the embodiments of the present utility model have been described in detail with reference to the accompanying drawings, the present utility model is not limited to the embodiments described above, and it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the present utility model as defined by the appended claims and their equivalents.

Claims (10)

1.一种固封式六线单芯智能直接接地箱,其特征在于,包括:1. A sealed six-wire single-core intelligent direct grounding box, characterized by comprising: 信号采集箱,包括采集箱体、设置所述采集箱体上的接地组件和防水连接器、以及设置于所述采集箱体内的中间连接组件、六组第一插拔连接单元和运行状态采集单元;所述中间连接组件与所述连接组件连接;所述接地组件用于接地;六组所述第一插拔连接单元皆与所述中间连接组件连接;所述采集箱体内填充有绝缘浇注体;每根接地电缆皆连接有一个第二插拔连接单元,所述第二插拔连接单元与所述第一插拔连接单元配合连接;所述运行状态采集单元至少用于采集所述接地电缆上的接地环流;A signal collection box, comprising a collection box, a grounding component and a waterproof connector arranged on the collection box, an intermediate connection component arranged in the collection box, six groups of first plug-in connection units and an operation status collection unit; the intermediate connection component is connected to the connection component; the grounding component is used for grounding; the six groups of the first plug-in connection units are all connected to the intermediate connection component; the collection box is filled with an insulating casting; each grounding cable is connected to a second plug-in connection unit, and the second plug-in connection unit is connected to the first plug-in connection unit; the operation status collection unit is at least used to collect the grounding loop on the grounding cable; 信号处理箱,通过所述防水连接器与所述信号采集箱中所述运行状态采集单元连接,用于监测需所述接地电缆和主电缆的运行数据。The signal processing box is connected to the operation status acquisition unit in the signal acquisition box through the waterproof connector, and is used to monitor the operation data of the grounding cable and the main cable. 2.根据权利要求1所述的固封式六线单芯智能直接接地箱,其特征在于,所述采集箱体的前盖板上开设有六个接地电缆进线孔,六个所述接地电缆进线孔设置为三列,每列包括两个所述接地电缆进线孔,六个所述接地电缆进线孔用于接入所述接地电缆。2. According to the sealed six-wire single-core intelligent direct grounding box according to claim 1, it is characterized in that six grounding cable entry holes are opened on the front cover plate of the collection box body, and the six grounding cable entry holes are arranged in three rows, each row includes two grounding cable entry holes, and the six grounding cable entry holes are used to connect the grounding cables. 3.根据权利要求2所述的固封式六线单芯智能直接接地箱,其特征在于,每个所述第一插拔连接单元包括:3. The sealed six-wire single-core intelligent direct grounding box according to claim 2, characterized in that each of the first plug-in connection units comprises: 铝套,设置于所述采集箱体内并位于所述接地电缆进线孔处;An aluminum sleeve is arranged in the collection box and located at the grounding cable inlet hole; 导电套,设置于所述采集箱体内并与所述铝套对应设置,用于连接所述第二插拔连接单元与所述中间连接组件。A conductive sleeve is arranged in the collection box and corresponds to the aluminum sleeve, and is used to connect the second plug-in connection unit and the intermediate connection assembly. 4.根据权利要求3所述的固封式六线单芯智能直接接地箱,其特征在于,所述第二插拔连接单元包括进线套、垫圈、密封套、止推环、插拔头、卡簧和导电片,所述进线套、所述垫圈、所述密封套和所述止推环依次套入一根所述接地电缆上,所述插拔头压接于所述接地电缆的线芯上,所述卡簧和所述导电片固定设置于所述插拔头上;所述第二插拔连接单元与所述第一插拔连接单元配合连接时,所述进线套与所述铝套配合连接,所述插拔头与所述导电套配合连接。4. The sealed six-wire single-core intelligent direct grounding box according to claim 3 is characterized in that the second plug-in connection unit includes an incoming wire sleeve, a gasket, a sealing sleeve, a thrust ring, a plug head, a retaining spring and a conductive sheet, the incoming wire sleeve, the gasket, the sealing sleeve and the thrust ring are sequentially inserted into one of the grounding cables, the plug head is crimped onto the core of the grounding cable, and the retaining spring and the conductive sheet are fixedly arranged on the plug head; when the second plug-in connection unit is matingly connected with the first plug-in connection unit, the incoming wire sleeve is matingly connected with the aluminum sleeve, and the plug head is matingly connected with the conductive sleeve. 5.根据权利要求2所述的固封式六线单芯智能直接接地箱,其特征在于,所述中间连接组件包括:5. The sealed six-wire single-core intelligent direct grounding box according to claim 2, characterized in that the intermediate connection component comprises: 接地板,与所述接地组件连接;A grounding plate connected to the grounding component; 三个连接板,皆设置于所述接地板上;Three connecting plates are all arranged on the grounding plate; 六个连接柱,每个所述连接柱与一个所述接地电缆进线孔对应连接,每列上下两个连接柱共同连接一个连接板。There are six connection posts, each of which is connected to a corresponding grounding cable inlet hole, and the upper and lower connection posts in each column are connected to a connection plate. 6.根据权利要求5所述的固封式六线单芯智能直接接地箱,其特征在于,所述信号采集箱还包括在所述接地板与所述采集箱体的后盖板之间与三个所述连接板对应设置的三个阀片垫。6. The sealed six-wire single-core intelligent direct grounding box according to claim 5 is characterized in that the signal acquisition box also includes three valve plate pads arranged between the grounding plate and the rear cover plate of the acquisition box body corresponding to the three connecting plates. 7.根据权利要求5所述的固封式六线单芯智能直接接地箱,其特征在于,所述运行状态采集单元包括六个电流互感器,每个所述电流互感器套设于一个所述连接柱外,用于采集对应一根所述接地电缆上的所述接地环流,采集的所述接地环流通过所述防水连接器传输至所述信号处理箱。7. The sealed six-wire single-core intelligent direct grounding box according to claim 5 is characterized in that the operating status acquisition unit includes six current transformers, each of which is mounted outside one of the connecting columns and is used to collect the grounding loop current on a corresponding grounding cable, and the collected grounding loop current is transmitted to the signal processing box through the waterproof connector. 8.根据权利要求1所述的固封式六线单芯智能直接接地箱,其特征在于,所述接地组件包括接地柱,所述接地柱的一端与所述中间连接组件连接,另一端设置于所述采集箱体的右侧板上。8. The sealed six-wire single-core intelligent direct grounding box according to claim 1 is characterized in that the grounding component includes a grounding column, one end of which is connected to the middle connecting component, and the other end is arranged on the right side panel of the collection box. 9.根据权利要求1所述的固封式六线单芯智能直接接地箱,其特征在于,所述信号处理箱包括处理箱体和设置于所述处理箱体内部的取电模块、采集处理模块和信号传输模块;所述取电模块用于给所述采集处理模块和所述信号传输模块供电;所述采集处理模块用于接收并处理所述运行状态采集单元采集得到的所述接地环流;所述信号传输模块用于对所述采集处理模块处理后的数据进行传输。9. According to the sealed six-wire single-core intelligent direct grounding box according to claim 1, it is characterized in that the signal processing box includes a processing box body and a power supply module, an acquisition processing module and a signal transmission module arranged inside the processing box body; the power supply module is used to supply power to the acquisition processing module and the signal transmission module; the acquisition processing module is used to receive and process the grounding loop current collected by the operating status acquisition unit; the signal transmission module is used to transmit the data processed by the acquisition processing module. 10.根据权利要求9所述的固封式六线单芯智能直接接地箱,其特征在于,所述信号处理箱还包括多个电流环,所述电流环用于外挂套设在多根所述主电缆上,以采集所述主电缆上的运行电流并传输至所述采集处理模块。10. The sealed six-wire single-core intelligent direct grounding box according to claim 9 is characterized in that the signal processing box also includes a plurality of current loops, and the current loops are used to be externally mounted on a plurality of the main cables to collect the running current on the main cables and transmit it to the collection and processing module.
CN202323586313.3U 2023-12-27 2023-12-27 A sealed six-wire single-core intelligent direct grounding box Active CN222355933U (en)

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