CN111722056A - Three-dimensional management and control system of multi-energy electric underground pipe network - Google Patents
Three-dimensional management and control system of multi-energy electric underground pipe network Download PDFInfo
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- G—PHYSICS
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
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- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
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Abstract
The invention discloses a three-dimensional control system of a multi-energy underground electric pipe network, which comprises an equipment layer, a perception layer, a platform layer and a decision layer, wherein the perception layer is used for receiving feedback information of the platform layer and the equipment layer, and the decision layer and the platform layer carry out data information interaction feedback; the equipment layer comprises a cable main body, a cable accessory, a cable tunnel, cable accessory equipment and underground pipeline equipment; the platform layer comprises an underground pipeline sharing module, an online monitoring module, a positioning module and an equipment state module; the decision layer comprises an underground conduit resource planning module, a fault positioning module and a cable state evaluation module. The invention can effectively carry out centralized and same management on the equipment infrastructure basic data database of the underground electric power pipe network, realize the standardized procedure of data acquisition and maintenance and comprehensively improve the management level of the underground electric power pipe network.
Description
Technical Field
The invention relates to the field of underground pipe network control, in particular to a three-dimensional control system of a multi-energy underground pipe network.
Background
As is well known, an urban underground pipe network is an important infrastructure in production and life of modern society, is used for the work of conveying and allocating various substances, transmitting various communication information and the like as urban roads, and is a main transmission device and an important infrastructure of modern cities. Along with large-scale urban infrastructure construction in recent years, power transmission is matched with road transformation to develop urban power transmission and distribution line transformation and overhead line grounding. The traditional electric power transmission pipelines, tunnels and the like are deeply buried underground, technical data are stored in a drawing and manual filing mode for subsequent reading or searching, however, the technical data stored in the mode are all paper, the paper materials are easy to damage after being stored for a certain period of time, a large storage space is needed for storing the data, the technical data are slow to update, difficult to search, low in information precision and the like, due to the fact that the network is rapidly developed, the technical data are upgraded from a paper use mode to a data storage mode, the underground pipeline data can be visually processed through GPS satellite positioning and three-dimensional electric power equipment model display, two-dimensional graphic display and three-dimensional model reproduction of a cable pipe network are achieved through a platform, underground pipelines on actual working sites are invisible, three-dimensional and omnibearing static data information and space attribute information of various types of cable network equipment are visually displayed, and power grid facility equipment is provided The management of (2) reduced field work volume, very big improvement the managerial efficiency, realized the intelligent management of underground electric power pipe network, but still there is the limitation:
1. the data of the system cannot be timely and effectively updated, and certain hysteresis is achieved;
2. the accuracy and integrity of the data displayed by the system cannot be guaranteed;
3. when the cable needs to adopt the calandria mode of laying, can't carry out effectual spatial data to this mode of laying and effectively survey and gather, be unfavorable for follow-up maintenance and the change to this part.
Therefore, in view of the above current situation, there is an urgent need to develop a three-dimensional control system for a multi-energy underground power grid to overcome the shortcomings in the current practical application.
Disclosure of Invention
The invention aims to provide a three-dimensional control system for a multi-energy underground electric power pipe network, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a three-dimensional control system of a multi-energy underground electric pipe network comprises an equipment layer, a perception layer, a platform layer and a decision layer, wherein the perception layer is used for receiving feedback information of the platform layer and the equipment layer, and the decision layer and the platform layer perform data information interaction feedback; the equipment layer comprises a cable main body, a cable accessory, a cable tunnel, cable accessory equipment and underground pipeline equipment; the platform layer comprises an underground pipeline sharing module, an online monitoring module, a positioning module and an equipment state module; the decision layer comprises an underground conduit resource planning module, a fault positioning module and a cable state evaluation module.
As a further scheme of the invention: the cable main body and the cable accessories form a cable circuit whole body for completing a power transmission task, the cable tunnel is a power main line with concentrated cable circuits and contains a plurality of cable main bodies, a channel for installation and inspection is arranged in the cable tunnel, and the cable main bodies, the cable accessories and the cable tunnel are buried underground to form a complete underground power pipe network for transmitting power.
As a further scheme of the invention: the underground pipeline sharing module comprises a metadata sharing main layer, and the metadata sharing main layer is composed of a sharing metadata main body server, a metadata management system, a metadata main body set semantic mapping warehouse and a metadata directory server.
As a further scheme of the invention: the metadata management system is used for operations of adding, deleting, modifying and the like of metadata.
As a further scheme of the invention: the main server of the shared metadata is the core content of the shared model, stores the common term description among all application systems, provides an available main body for main body application, and the metadata directory server is responsible for the operations of issuing and updating metadata information, matching and inquiring content and the like.
As a further scheme of the invention: the metadata main body semantic mapping warehouse stores a data warehouse of semantic mapping of a main body and provides semantic mapping service on the basis, the metadata main body set semantic mapping warehouse is realized by a semantic mapping relation table and a mapping function between different metadata main body sets, and when metadata content is matched and inquired and metadata information is updated, the semantic mapping service is called to inquire and update metadata between the main body sets.
As a further scheme of the invention: the sensing layer comprises an underground electric power pipe network information detector which adopts a cabin type packaging structure.
As a further scheme of the invention: underground electric power pipe network information detector includes the main part, and the main part is inside hollow cylindrical structure, and the main part all is equipped with draw gear and walking strutting arrangement along its length direction's both ends, and draw gear includes the traction lever, can dismantle solid fixed ring, the one end and the main part fixed connection of traction lever, and the other end traction block of traction lever links to each other, is equipped with the traction hole on this traction block, and the haulage rope passes from the traction hole, can dismantle and be equipped with the ball between solid fixed ring and the traction lever, can dismantle solid fixed ring and pass through the ball cunning and join in.
As a further scheme of the invention: the walking support device comprises supports, tension springs, walking wheels and support connecting rings, all the supports and the tension springs are annular and are evenly arranged outside the traction rods, the supports of the same walking support device are provided with multiple groups, each group of supports is formed by hinging two support rods, each group of supports is provided with a walking wheel, the walking wheels are arranged at the hinging parts of the support rods, one end of each support is hinged to the corresponding main body, the other end of each support is hinged to the corresponding support connecting ring, the support connecting rings are sleeved with detachable fixing rings, each tension spring is arranged between any two adjacent groups of supports, one end of each tension spring is connected with the corresponding main body, and the other end of each tension spring is connected with the.
As a further scheme of the invention: the external portion of the main body is also provided with a slot, the slot is internally provided with a detector switch, a data interface, a detector switch and a data interface, the main body is internally provided with a battery and a measuring element, the battery is a rechargeable power supply which can be reused, so that the use amount of dry batteries is reduced, the purposes of energy conservation and environmental protection are achieved, the measuring element is connected with the rechargeable power supply, the end portion of the measuring element is provided with the detector switch and the data interface, and the measuring element comprises a data acquisition module and an inertial navigation module.
Compared with the prior art, the invention has the beneficial effects that:
1. the method comprises the steps that a digital map and a satellite image are used as backgrounds, an electric underground pipe network information system is established through a Geographic Information System (GIS) technology and a 3D virtual reality technology, and effective management of electric underground pipe network and facility attribute data is achieved;
2. the centralized and unified management of the equipment infrastructure basic data database of the underground electric power pipe network can be effectively realized, the standardized procedure of data acquisition and maintenance is realized, and the management level of the underground electric power pipe network is comprehensively improved;
3. the working efficiency of workers can be effectively improved, the workload of the workers is greatly reduced, and the data and information of the electric underground pipe network are integrated to the maximum extent, so that information interaction, access, sharing and comprehensive utilization are facilitated;
4. the method can accurately acquire the spatial position data of the constructed and newly-built underground power pipeline, improve the capability and level of visual control of the underground pipe network, and ensure controllable, on-control and energy-control of safety production.
Drawings
Fig. 1 is a structural block diagram of a three-dimensional control system of a multi-energy underground electric power pipe network.
Fig. 2 is a structural block diagram of a platform layer in a three-dimensional control system of a multi-energy underground power pipe network.
Fig. 3 is a schematic structural diagram of an underground electric power pipe network information detector in a three-dimensional control system of a multi-energy underground electric power pipe network.
In the figure: 1-equipment layer,
11-cable body 21,
12-cable accessories,
13-cable tunnel,
14-cable accessories,
15-underground pipeline equipment,
2-a sensing layer,
21-a main body,
22-battery,
23-a bracket,
24-front drawing hole,
25-supporting wheel train,
26-rear traction hole,
27-mile wheel train,
28-slotting,
3-a platform layer,
31-underground pipeline sharing module,
32-an online monitoring module,
33-a positioning module,
34-equipment status module,
4-a decision layer,
41-underground line pipe resource planning module,
42-fault location module,
43-Cable State assessment Module.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-2, in an embodiment of the present invention, a three-dimensional control system for a multi-energy underground power pipe network includes an equipment layer 1, a sensing layer 2, a platform layer 3, and a decision layer 4, where the sensing layer 2 is configured to receive feedback information of the platform layer 3 and the equipment layer 1, and the decision layer 4 and the platform layer 3 perform data information interaction feedback;
the equipment layer 1 comprises a cable main body 11, cable accessories 12, a cable tunnel 13, cable auxiliary equipment 14 and underground pipeline equipment 15, wherein the cable main body 11 and the cable accessories 12 form a cable line whole body for completing a power transmission task, the cable accessories 12 are indispensable components of the cable line, the cable tunnel 13 is a power main line with concentrated cable lines and can accommodate a large number of cable main bodies 11, a channel for installation and inspection is arranged in the cable tunnel 13, and the cable main body 11, the cable accessories 12 and the cable tunnel 13 are buried underground to form a complete underground power pipe network for transmitting power;
the platform layer comprises an underground pipeline sharing module 31, an online monitoring module 32, a positioning module 33 and an equipment state module 34, wherein the underground pipeline sharing module 31 comprises a metadata sharing main body 21 layer, and the metadata sharing main body 21 layer consists of a shared metadata main body 21 server, a metadata management system, a metadata main body 21 set semantic mapping warehouse and a metadata directory server; the metadata management system is used for operations of adding, deleting, modifying and the like of metadata, the shared metadata main body 21 server is the core content of the shared model, stores common term descriptions among application systems, provides an available main body 21 for main body 21 application, the metadata directory server is responsible for operations of issuing, updating, content matching query and the like of metadata information, the metadata main body 21 semantic mapping warehouse stores a semantic mapping data warehouse of the main body 21 and provides semantic mapping service on the basis, the semantic mapping warehouse of the metadata main body 21 set is realized by a semantic mapping relation table among different metadata main body 21 sets and a mapping function, the semantic mapping service is called when metadata content matching query and metadata information update, and metadata query and update are carried out among the main body 21 sets, the metadata application layer comprises a metadata information query request, a metadata output request and the like.
The decision layer 4 comprises an underground pipeline resource planning module 41, a fault positioning module 42 and a cable state evaluation module 43, the decision layer 4 and the platform layer 3 perform information interaction, specifically, the decision layer 4 receives data information displayed by modules of equipment state, on-line monitoring, positioning, fault alarming and the like in the platform layer 3, the data information is fused into a 3D virtual reality technology to perform scene display, and an operator can perform data judgment, resource planning and the like through displayed content information.
Example 2
Referring to fig. 1-2, in an embodiment of the present invention, a three-dimensional control system for a multi-energy underground power pipe network includes an equipment layer 1, a sensing layer 2, a platform layer 3, and a decision layer 4, where the sensing layer 2 is configured to receive feedback information of the platform layer 3 and the equipment layer 1, and the decision layer 4 and the platform layer 3 perform data information interaction feedback;
the equipment layer 1 comprises a cable main body 11, cable accessories 12, a cable tunnel 13, cable auxiliary equipment 14 and underground pipeline equipment 15, wherein the cable main body 11 and the cable accessories 12 form a cable line whole body for completing a power transmission task, the cable accessories 12 are indispensable components of the cable line, the cable tunnel 13 is a power main line with concentrated cable lines and can accommodate a large number of cable main bodies 11, a channel for installation and inspection is arranged in the cable tunnel 13, and the cable main body 11, the cable accessories 12 and the cable tunnel 13 are buried underground to form a complete underground power pipe network for transmitting power;
the platform layer 3 comprises an underground pipeline sharing module 31, an online monitoring module 32, a positioning module 33 and an equipment state module 34, wherein the underground pipeline sharing module 31 comprises a metadata sharing main body 21 layer, and the metadata sharing main body 21 layer consists of a shared metadata main body 21 server, a metadata management system, a metadata main body 21 set semantic mapping warehouse and a metadata directory server; the metadata management system is used for operations of adding, deleting, modifying and the like of metadata, the shared metadata main body 21 server is the core content of the shared model, stores common term descriptions among application systems, provides an available main body 21 for main body 21 application, the metadata directory server is responsible for operations of issuing, updating, content matching query and the like of metadata information, the metadata main body 21 semantic mapping warehouse stores a semantic mapping data warehouse of the main body 21 and provides semantic mapping service on the basis, the semantic mapping warehouse of the metadata main body 21 set is realized by a semantic mapping relation table among different metadata main body 21 sets and a mapping function, the semantic mapping service is called when metadata content matching query and metadata information update, and metadata query and update are carried out among the main body 21 sets, the metadata application layer comprises a metadata information query request, a metadata output request and the like.
The decision layer 4 comprises an underground pipeline resource planning module 41, a fault positioning module 42 and a cable state evaluation module 43, the decision layer 4 and the platform layer 3 perform information interaction, specifically, the decision layer 4 receives data information displayed by modules of equipment state, on-line monitoring, positioning, fault alarming and the like in the platform layer 3, the data information is fused into a 3D virtual reality technology to perform scene display, and an operator can perform data judgment, resource planning and the like through displayed content information.
Referring to fig. 3, the difference between the present embodiment and embodiment 1 is:
the sensing layer 2 comprises an underground electric power pipe network information detector which adopts a cabin type packaging structure and has the functions of dust prevention, water prevention, corrosion prevention, electromagnetic interference prevention and pipeline damage prevention;
the underground electric power pipe network information detector comprises a main body 21, the main body 21 is of a hollow cylindrical structure, a traction device and a walking support device are arranged at two ends of the main body 21 along the length direction of the main body, the traction device comprises a traction rod and a detachable fixing ring, one end of the traction rod is fixedly connected with the main body 21, a traction block at the other end of the traction rod is connected, a traction hole is formed in the traction block, a traction rope penetrates through the traction hole, a ball is arranged between the detachable fixing ring and the traction rod, the detachable fixing ring is matched on the traction rod in a sliding mode through the ball, so that the detector can adapt to different pipe diameters to be measured, the detector is connected with a motor cable reel or a winch through the traction rope;
specifically, in the present embodiment, the drawing holes are divided into a front drawing hole 24 and a rear drawing hole 26 according to the set positions;
the walking support device comprises a support 23, tension springs, walking wheels and support connecting rings, all the supports and the tension springs are annular and are uniformly arranged outside the traction rod, the supports of the same walking support device are provided with a plurality of groups, each group of supports is formed by hinging two support rods, each group of supports is provided with a walking wheel, the walking wheels are arranged at the hinging positions of the support rods, one end of each support is hinged with the main body 21, the other end of each support is hinged with the support connecting ring, a detachable fixing ring is sleeved in the support connecting ring, a tension spring is arranged between any two adjacent groups of supports, one end of each tension spring is connected with the main body 21, the other end of each tension spring is connected with the support connecting ring, the tension springs can keep the walking wheels expanded and adjust the distance between the walking wheels and the traction rod, so that equipment can be placed into, the tension spring can ensure that the travelling wheel is tightly attached to the inner wall of the pipeline;
specifically, in the embodiment, the traveling wheels are divided into a support wheel train 25 and a mileage wheel train 27 according to the set positions;
the external of the main body 21 is also provided with a slot 28, the slot 28 is internally provided with a detector switch, a data interface, a detector switch and a data interface, the internal of the main body 21 is provided with a battery 22 and a measuring element, the battery 22 is a rechargeable power supply which can be reused, so that the use amount of dry batteries is reduced, the purposes of energy saving and environmental protection are achieved, the measuring element is connected with the rechargeable power supply, the end part of the measuring element is provided with the detector switch and the data interface, and the measuring element comprises a data acquisition module and an inertial navigation module;
the data acquisition module comprises an odometer, a data transmission unit, a wireless signal transceiving unit and a memory, the odometer is arranged on one traveling wheel of the traveling support device, and after the detector moves for a period of time, the variation of the traveling wheel relative to the moving distance, angle and the like in the pipeline is calculated through the variation of the sampling period, so that the moving distance of the detector can be obtained; the data acquisition module can convert the geographical position data of the cable main body 21, the cable accessories, the cable tunnel, the cable accessory equipment, the underground pipeline and other equipment into digital quantity with high precision, then transmits the data to the platform layer for data processing through a communication technology, transmits the operation data of the detector to the data acquisition module in real time, calculates the space operation track of the detector, and finally outputs the measurement data and the report through the system.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (10)
1. The three-dimensional management and control system of the multi-energy underground electric pipe network is characterized by comprising an equipment layer (1), a perception layer (2), a platform layer (3) and a decision layer (4), wherein the perception layer (2) is used for receiving feedback information of the platform layer (3) and the equipment layer (1), and the decision layer (4) and the platform layer (3) carry out data information interaction feedback; the equipment layer (1) comprises a cable main body (11), a cable accessory (12), a cable tunnel (13), cable accessory equipment (14) and underground pipeline equipment (15); the platform layer (3) comprises an underground pipeline sharing module (31), an online monitoring module (32), a positioning module (33) and an equipment state module (34); the decision layer (4) comprises a sub-conduit resource planning module (41), a fault location module (42) and a cable status evaluation module (43).
2. The system according to claim 1, wherein the cable body (11) and the cable accessories (12) form a cable circuit whole body for completing the transmission task, the cable tunnel (13) is a power trunk line with concentrated cable circuits and accommodates a plurality of cable bodies (11), a channel for installation and inspection is arranged in the cable tunnel (13), and the cable body (11), the cable accessories (12) and the cable tunnel (13) are buried underground to form a complete underground power network for transmitting power.
3. The system for three-dimensional management and control of a multi-energy electric underground pipe network according to claim 1, wherein the underground pipeline sharing module (31) comprises a metadata sharing main body (21) layer, and the metadata sharing main body (21) layer is composed of a shared metadata main body (21) server, a metadata management system, a metadata main body (21) set semantic mapping warehouse and a metadata directory server.
4. The system of claim 3, wherein the metadata management system is configured to add, delete, modify, etc. metadata.
5. The system according to claim 4, wherein the shared metadata main body (21) server is a core content of the shared model, stores a term description common among application systems, provides an available main body (21) for main body (21) application, and the metadata directory server is responsible for metadata information publishing, updating, content matching query, and the like.
6. The system for three-dimensional management and control of a multi-energy electric underground pipe network according to claim 5, wherein the metadata body (21) is used for semantically mapping a data warehouse of the storage body (21) and providing semantic mapping services based on the semantically mapped data warehouse, the semantic mapping warehouse of the metadata body (21) is realized by a semantic mapping relation table and mapping functions between different sets of metadata bodies (21), and when metadata content is matched with a query and metadata information is updated, the semantic mapping services are called to query and update metadata between the sets of metadata bodies (21).
7. The system for three-dimensional management and control of a multi-energy underground electric power pipe network according to claim 1, wherein the sensing layer (2) comprises an underground electric power pipe network information detector which adopts a cabin type packaging structure.
8. The three-dimensional management and control system of the multi-energy electric underground pipe network according to claim 7, wherein the underground electric pipe network information detector comprises a main body (21), the main body (21) is of a hollow cylindrical structure, a traction device and a walking support device are arranged at two ends of the main body (21) along the length direction of the main body, the traction device comprises a traction rod and a detachable fixing ring, one end of the traction rod is fixedly connected with the main body (21), a traction block at the other end of the traction rod is connected with a traction block, a traction hole is formed in the traction block, the traction rope penetrates through the traction hole, a ball is arranged between the detachable fixing ring and the traction rod, and the detachable fixing ring is slidably matched on the traction rod through.
9. The three-dimensional control system of the underground multi-energy electric pipe network according to claim 8, wherein the walking support device comprises supports (23), tension springs, walking wheels and support connecting rings, all the supports and the tension springs are annular and are uniformly arranged outside the traction rods, the supports of the same walking support device are provided with a plurality of groups, each group of supports is formed by hinging two support rods, each group of supports is provided with one walking wheel, the walking wheels are arranged at the hinging positions of the support rods, one end of each support is hinged to the main body (21), the other end of each support is hinged to the support connecting rings, detachable fixing rings are sleeved in the support connecting rings, one tension spring is arranged between any two adjacent groups of supports, one end of each tension spring is connected with the main body (21), and the other end of each tension spring is connected with the support connecting rings.
10. The three-dimensional control system of the underground pipe network of the multi-energy electric power according to claim 9, wherein a slot (28) is further formed outside the main body (21), a detector switch, a data interface, a detector switch and a data interface are arranged in the slot (28), a battery (22) and a measuring element are arranged inside the main body (21), the battery (22) is a rechargeable power supply which can be reused, so that the usage amount of dry batteries is reduced, and the purposes of energy saving and environmental protection are achieved, the measuring element is connected with the rechargeable power supply, the end of the measuring element is provided with the detector switch and the data interface, and the measuring element comprises a data acquisition module and an inertial navigation module.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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