CN214308747U - Surveying and mapping data acquisition system - Google Patents
Surveying and mapping data acquisition system Download PDFInfo
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- CN214308747U CN214308747U CN202120228751.4U CN202120228751U CN214308747U CN 214308747 U CN214308747 U CN 214308747U CN 202120228751 U CN202120228751 U CN 202120228751U CN 214308747 U CN214308747 U CN 214308747U
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Abstract
The utility model provides a surveying and mapping data acquisition system, which comprises N groups of geographic information surveying and mapping instruments and N gateway devices, wherein the N groups of geographic information surveying and mapping instruments are used for being distributed outdoors, and each group of geographic information surveying and mapping instrument is correspondingly connected with one gateway device; the geographic information surveying instrument comprises a surveying component and a supporting seat; the supporting seat comprises a plate body, a sleeve rod and three supporting rods, the three supporting rods are unfolded to form an equilateral triangle, and the supporting rods are arranged below the plate body and used for supporting the plate body; the loop bar is sleeved on the periphery of the supporting rod; the device is also provided with an integrated circuit, wherein the integrated circuit at least comprises a data acquisition module, a data memory and a data transmitter; the data acquisition module and the data transmitter are connected with the data memory; the data transmitter is connected with a gateway device corresponding to the geographic information surveying instrument and used for transmitting surveying and mapping data to the gateway device; the standing device has the advantages of simple structure, good standing stability, strong practicability, high flexibility and intellectualization.
Description
Technical Field
The utility model relates to a geographic information surveying instrument technical field especially relates to a survey and drawing data acquisition system.
Background
Geography is a discipline relating to the relationship between a person living on earth and the geographic environment in which he is located. Generally, the range of geographic concern includes various environments in which humans live, that is, natural environments and human environments. The natural environment comprises circle layers such as an atmospheric circle, a water circle, a rock circle, a biosphere, a soil circle and the like, so that various branches of geography are generated, such as a climatic phenomenon, a hydrological phenomenon, a water environment, natural resources on the earth, a landform, distribution of organisms and an ecological phenomenon, if geographical information is known, surveying and mapping are needed, original surveying and mapping results are recorded on a local, and the surveying and mapping results cannot be transmitted in real time; surveying instruments, which are simply instruments and devices for data acquisition, processing, output and the like designed and manufactured for surveying and mapping operations; in engineering construction, various instruments in aspects of orientation, distance measurement, angle measurement, height measurement, mapping, photogrammetry and the like are required for measurement in planning and designing, construction and operation management stages. When carrying out geographical survey and drawing in the field, because areas such as field, mountain forest or round forest are too big, when putting in the surveying instrument, need put in the position of putting in that the people registered the surveying instrument, if want to contact the surveying person, need look for surveying person or surveying instrument according to the position of putting in that registers, if survey and drawing in-process removes the surveying instrument, the accurate position that will know the surveying instrument of putting in is difficult, consequently, needs to set up locate function on the surveying instrument. The existing surveying instrument has unstable structure, and especially in mountain forest, field and other areas, the requirement for the stability of the structure is higher. In addition, when the surveying instrument is used for collecting data outdoors, the data collected by surveying and mapping needs to be sent to a management platform or other external equipment at regular time, so that the data can be acquired and stored in time. Therefore, it is also important for data collection and transmission after collection.
SUMMERY OF THE UTILITY MODEL
The utility model provides a surveying and mapping data acquisition system, which has simple circuit structure and can acquire surveying and mapping data; and surveying instrument bearing structure is stable, possesses the locate function simultaneously, is favorable to accurately knowing present survey and drawing position, the operation and the contact of the backstage of being convenient for.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a surveying and mapping data acquisition system comprises N groups of geographic information surveying and mapping instruments and N gateway devices, wherein the N groups of geographic information surveying and mapping instruments and the N gateway devices are distributed outdoors, and each group of geographic information surveying and mapping instrument is correspondingly connected with one gateway device; wherein N is more than or equal to 1; each group of geographic information surveying and mapping instrument comprises M geographic information surveying and mapping instruments, wherein M is more than or equal to 1; the geographic information surveying instrument comprises a surveying component and a supporting seat;
the supporting seat comprises a plate body, a sleeve rod and three supporting rods, the three supporting rods are unfolded to form an equilateral triangle, and the supporting rods are arranged below the plate body and used for supporting the plate body; the loop bar is sleeved on the periphery of the supporting rod;
the bottom of the surveying and mapping assembly is provided with a shaft body matched with the top surface of the support seat plate body, and the periphery of the shaft body is provided with a shaft hole penetrating through the shaft body; the top surface of the support seat plate body is provided with a slot matched with the bottom shaft body of the surveying and mapping assembly, the inner wall of the slot is provided with a threaded hole penetrating to the side surface of the plate body, and when the surveying and mapping assembly is assembled and connected with the support seat, the shaft hole on the bottom shaft body of the surveying and mapping assembly corresponds to the threaded hole of the plate body slot, so that the surveying and mapping assembly is connected with the support seat through a threaded bolt;
the side wall of the supporting rod is provided with a sliding chute, and a plurality of fixing holes are arranged in the sliding chute; the sleeve rod is provided with a sleeve hole which is used for sleeving the support rod so that the support rod enters the sleeve rod and is connected with the sleeve rod;
the wall surface of the upper end part of the loop bar is provided with a knob, wherein the knob comprises a rotating part and a rotating shaft, when the loop bar is connected with the supporting bar, the rotating shaft slides in the chute, the rotating shaft corresponds to one of the fixing holes in the chute, the rotating part is rotated to enable the rotating shaft to be screwed into the fixing hole, and the loop bar and the supporting bar are fixedly connected;
the bottom of the sleeve rod is provided with a groove, a folded plate which is connected in a rotating mode is arranged in the groove, when the folded plate rotates towards the inner side, the bottom surface of the folded plate is aligned with the bottom surface of the sleeve rod and is placed in a fit mode with the ground;
the bottom surface of the plate body is provided with a closed groove body, and an integrated circuit is arranged in the groove body and at least comprises a data acquisition module, a data memory and a data transmitter; the data acquisition module and the data transmitter are connected with the data memory; the data transmitter is connected with a gateway device corresponding to the geographic information surveying instrument and used for transmitting surveying and mapping data to the gateway device;
the data acquisition module is configured to be connected with the mapping component and used for acquiring data formed by mapping of the mapping component; the data acquisition module comprises a processing chip, a filter circuit and an AD conversion circuit; the processing chip is respectively connected with the filter circuit and the AD conversion circuit;
the processing chip adopts an ATmega16 chip, the ATmega16 chip is provided with PA 0-PA 7 pins, and any one or more pins of the PA 0-PA 7 pins are connected with the AD conversion circuit; the PB pin of the ATmega16 chip is connected to the data memory.
The height of the surveying instrument can be adjusted according to the requirements of a user by means of the structural design and the matching of the loop bar and the supporting bar, the adjusting mode is simple, and the height of the surveying instrument can be adjusted only by unscrewing the knob.
Specifically, be equipped with the folded plate in the loop bar bottom, when the folded plate rotates to the end to the inboard, the folded plate bottom surface aligns with the loop bar bottom surface, and laminates with ground, is favorable to the stability of supporting seat, and the area of contact on increase bracing piece and ground further improves its stability, and the reinforcing user uses experience.
Specifically, each geographic information surveying instrument is provided with an integrated circuit, and after the data acquisition module acquires surveying and mapping data, the integrated circuit transmits the surveying and mapping data to the gateway device corresponding to the group, and then transmits the surveying and mapping data to the background through the gateway device. The design of the circuit can reduce the power consumption of the data acquisition module without sending data in a long distance; and secondly, the gateway device can receive the geographic information mapping instrument group corresponding to the gateway device, so that the data receiving pressure of the background can be reduced, and the gateway device can be used as a transfer device to send data to the background at regular time, so that the data pressure caused by the fact that the background receives excessive data at the same time is relieved.
As described above, the AD conversion circuit employs an AD conversion chip.
Preferably, the model of the AD conversion chip includes AD7656, AD7663 and AD 7631.
Preferably, the integrated circuit further comprises a locator, a data receiver, a battery, a power monitoring module and a warning light; the data memory is connected with the positioner, the data receiver, the battery and the electric quantity monitoring module.
Preferably, the electric quantity monitoring module is configured to monitor a variation value of the electric quantity of the battery, and when the electric quantity of the battery is smaller than a preset electric quantity threshold value stored in the data memory, the data transmitter is started to transmit information, and the warning lamp is driven to be turned on and lighted.
The battery electric quantity is monitored through the electric quantity monitoring module, when the electric quantity of the surveying instrument is lower, the electric quantity can be shown through the warning lamp, the electric quantity condition of the surveying instrument at the background is informed, and therefore the background can timely arrange personnel to replace the battery and the like.
Specifically, the design of locator can make the surveying instrument possess the locate function, makes backstage or managers can learn surveying instrument's removal orbit and position in real time, is favorable to adjusting survey and drawing route etc. at any time.
Preferably, the plurality of fixing holes are distributed in the sliding groove at equal intervals.
Preferably, the plurality of fixing holes are arranged in the sliding groove, and the distance between every two adjacent fixing holes is reduced from bottom to top in sequence.
Specifically, the mode that the interval is not equallyd divide is adopted between two adjacent fixed orificess, can satisfy the user to the regulation demand of co-altitude better.
Preferably, the folded plate comprises a connecting end connected with the loop bar groove and a plate surface; the folded plate connecting end is provided with a through hole, when the folded plate is connected with the groove, the folded plate connecting end is arranged in the groove, and the folded plate connecting end is rotatably connected with the groove through the through hole.
Preferably, the plate surface is arranged outside the groove and rotates by taking the folded plate connecting end through hole as an axis.
Preferably, still be equipped with the location axle in the recess, the folded plate link is equipped with location axle complex location breach, works as the face bottom surface rotates to when lining up with the loop bar bottom surface, location breach block is on the location axle.
Specifically, the folded plate connecting end is connected with the groove, the connecting position in the groove serves as a central point to rotate around the shaft, when the folded plate rotates towards the inner side, the bottom surface of the folded plate is aligned with the bottom surface of the loop bar, the contact area of the loop bar and the ground is enlarged, the bottom surface of the loop bar is in contact with the ground, the contact area is increased, the stability of the supporting rod is further enhanced, and the folded plate can be better stabilized on the ground.
Specifically, the design of location breach and location axle can guarantee that the folded plate is buckled the back, and location breach and location axle cooperation, the face can be steadily with ground contact.
Preferably, a sensor is further arranged on the supporting rod, and when the supporting rod is opened, the sensor triggers the opening of the positioning system.
Specifically, the design of sensor can make the surveying instrument intelligent, can effectively save the electric quantity under non-user state.
Preferably, the data storage is used for storing and processing system information; the data transmitter is used for data transmission of the positioning system; the data receiver is used for receiving data.
The utility model has the advantages that:
the utility model provides a surveying and mapping data acquisition system, which comprises N groups of geographic information surveying and mapping instruments and N gateway devices, wherein the gateway devices connected with the geographic information surveying and mapping instruments are correspondingly arranged around each group of geographic information surveying and mapping instruments, so that electricity saving and data pressure relief can be realized; the geographic information surveying instrument is provided with an integrated circuit, and can send positioning information and surveying and mapping data to external equipment in real time, so that a manager or a background can know the specific position and the surveying and mapping data of the surveying instrument; in addition, through improving the supporting seat structure of surveying instrument, improve its stability, and set up spout cooperation loop bar at the bracing piece, adjust the height of surveying instrument at any time. The geographic information surveying instrument has the advantages of simple structure, good standing stability, strong practicability, high flexibility and intellectualization.
Drawings
Fig. 1 is a schematic structural diagram of a geographic information surveying instrument of a surveying and mapping data acquisition system provided by the present invention;
fig. 2 is a schematic view of a folded plate of a geographic information plotter of the mapping data acquisition system provided by the present invention not being folded inwards;
fig. 3 is a schematic diagram of a circuit system of the mapping data acquisition system provided by the present invention.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 3, the present embodiment provides a geographic information surveying instrument with a positioning system, which includes a surveying component 1 and a supporting base 2; the support seat 2 comprises a plate body 21, a loop bar 22 and three support bars 23, wherein the three support bars 23 are opened to form an equilateral triangle, and the support bars 23 are arranged below the plate body 21 and used for supporting the plate body 21; the loop bar 22 is sleeved on the periphery of the support bar 23;
the bottom of the surveying and mapping component 1 is provided with a shaft body 11 matched with the top surface of the supporting seat plate body 21, and the periphery of the shaft body 11 is provided with a shaft hole penetrating through the shaft body 11; the top surface of the support seat plate body 21 is provided with a slot 211 matched with the shaft body 11 at the bottom of the surveying and mapping assembly 1, the inner wall of the slot 211 is provided with a threaded hole penetrating to the side surface of the plate body 21, when the surveying and mapping assembly 1 is assembled and connected with the support seat 2, a shaft hole on the shaft body 11 at the bottom of the surveying and mapping assembly 1 corresponds to the threaded hole of the plate body slot 211, so that the surveying and mapping assembly 1 is connected with the support seat 2 through a threaded bolt 3;
the side wall of the support rod 23 is provided with a sliding chute 231, and a plurality of fixing holes 232 are arranged in the sliding chute 231; the loop bar 22 is provided with a loop hole which is used for being sleeved with the support bar 23, so that the support bar 23 enters the loop bar 22 and is connected with the loop bar 22;
a knob 221 is arranged on the wall surface of the upper end portion of the loop bar 22, wherein the knob 221 comprises a rotating portion 221a and a rotating shaft 221b, when the loop bar 22 is connected with the support bar 23, the rotating shaft 221b slides in the sliding groove 231, the rotating shaft 221b corresponds to one of the fixing holes 232 in the sliding groove 231, the rotating portion 221a is rotated to enable the rotating shaft 221b to be screwed into the fixing hole 232, and the loop bar 22 is fixedly connected with the support bar 23;
a groove 222 is formed at the bottom of the sleeve rod 22, a folded plate 223 is arranged in the groove 222 and is connected in a rotating mode, when the folded plate 223 rotates towards the inner side, the bottom surface of the folded plate 223 is aligned with the bottom surface of the sleeve rod 22 and is placed in a fit mode with the ground;
a closed groove body is arranged on the bottom surface of the plate body 21, and an integrated circuit is arranged in the groove body; the integrated circuit at least comprises a data acquisition module, a data memory and a data transmitter; the data acquisition module and the data transmitter are connected with the data memory; the data transmitter is connected with a gateway device corresponding to the geographic information surveying instrument and used for transmitting surveying and mapping data to the gateway device;
the data acquisition module is configured to be connected with the mapping component and used for acquiring data formed by mapping of the mapping component; the data acquisition module comprises a processing chip, a filter circuit and an AD conversion circuit; the processing chip is respectively connected with the filter circuit and the AD conversion circuit;
the processing chip adopts an ATmega16 chip, the ATmega16 chip is provided with PA 0-PA 7 pins, and any one or more pins of the PA 0-PA 7 pins are connected with the AD conversion circuit; the PB pin of the ATmega16 chip is connected to the data memory.
The integrated circuit also comprises a locator, a data receiver, a battery, an electric quantity monitoring module and a warning lamp; the data memory is connected with the positioner, the data receiver, the battery and the electric quantity monitoring module.
The electric quantity monitoring module is configured to monitor the change value of the electric quantity of the battery, and when the electric quantity of the battery is smaller than a preset electric quantity threshold value stored in the data memory, the data transmitter is started to transmit information, and the warning lamp is driven to be started to light.
Specifically, the structural design and the cooperation of loop bar 22 and bracing piece 23 are favorable to the user according to self demand, adjust the height of surveying instrument, and the regulative mode is simple, only need unscrew knob 221, can realize the altitude mixture control of surveying instrument. Be equipped with folded plate 223 in loop bar 22 bottom, when folded plate 223 rotates to the end to the inboard, folded plate 223 bottom surface aligns with loop bar 22 bottom surface, and with the ground laminating, is favorable to the stability of supporting seat 2, and the area of contact on increase bracing piece 23 and ground further improves its stability, and the reinforcing user uses experience. Monitor battery power through electric quantity monitoring module, when the electric quantity of surveying instrument is lower, can show through the warning light, the electric quantity condition of this surveying instrument of notice backstage simultaneously to make the backstage can in time arrange personnel to change battery etc.. The design of locator can make the surveying instrument possess the locate function, makes backstage or managers can learn surveying instrument's removal orbit and position in real time, is favorable to adjusting survey and drawing route etc. at any time.
In this embodiment, the fixing holes 232 are distributed in the sliding slot 231 at equal intervals.
In this embodiment, the flap 223 includes a connecting end that connects with the groove 222 of the stem 22, and a panel; wherein, the connecting end of the flap 223 is provided with a through hole, when the flap 223 is connected with the groove 222, the connecting end of the flap 223 is arranged in the groove 222, and the connecting end of the flap 223 forms a rotary connection with the groove 222 through the through hole.
In this embodiment, the plate is disposed outside the groove 222 and rotates around the through hole of the connecting end of the flap 223. A positioning shaft is further arranged in the groove 222, a positioning notch matched with the positioning shaft is arranged at the connecting end of the folded plate 223, and when the bottom surface of the plate surface rotates to be aligned with the bottom surface of the sleeve rod 22, the positioning notch is clamped on the positioning shaft.
Specifically, the connecting end of the flap 223 is connected with the groove 222 and rotates around the central point of the connecting position in the groove 222, when the flap 223 rotates inwards, the bottom surface of the plate surface of the flap 223 is aligned with the bottom surface of the loop bar 22, at the moment, the contact area between the loop bar 22 and the ground is enlarged, and the bottom surface of the plate surface and the bottom surface of the loop bar 22 are in contact with the ground, so that the contact area is enlarged, the stability of the support bar 23 is further enhanced, and the support bar can be better stabilized on the ground. The design of location breach and location axle can guarantee that folded plate 223 is buckled the back, and location breach and location axle cooperation, the face can be steadily with ground contact.
In this embodiment, a sensor is further disposed on the supporting rod 23, and when the supporting rod 23 is opened, the sensor triggers the opening of the positioning system. The design of sensor can make the surveying instrument intelligent, can effectively save the electric quantity under non-user state.
In the embodiment, the data storage is used for storing and processing system information; the data transmitter is used for data transmission of the positioning system; the data receiver is used for receiving data.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (9)
1. A surveying and mapping data acquisition system is characterized by comprising N groups of geographic information surveying and mapping instruments and N gateway devices, wherein the N groups of geographic information surveying and mapping instruments are used for being distributed outdoors, and each group of geographic information surveying and mapping instrument is correspondingly connected with one gateway device; wherein N is more than or equal to 1; each group of geographic information surveying and mapping instrument comprises M geographic information surveying and mapping instruments, wherein M is more than or equal to 1; the geographic information surveying instrument comprises a surveying component and a supporting seat;
the supporting seat comprises a plate body, a sleeve rod and three supporting rods, the three supporting rods are unfolded to form an equilateral triangle, and the supporting rods are arranged below the plate body and used for supporting the plate body; the loop bar is sleeved on the periphery of the supporting rod;
the bottom of the surveying and mapping assembly is provided with a shaft body matched with the top surface of the support seat plate body, and the periphery of the shaft body is provided with a shaft hole penetrating through the shaft body; the top surface of the support seat plate body is provided with a slot matched with the bottom shaft body of the surveying and mapping assembly, the inner wall of the slot is provided with a threaded hole penetrating to the side surface of the plate body, and when the surveying and mapping assembly is assembled and connected with the support seat, the shaft hole on the bottom shaft body of the surveying and mapping assembly corresponds to the threaded hole of the plate body slot, so that the surveying and mapping assembly is connected with the support seat through a threaded bolt;
the side wall of the supporting rod is provided with a sliding chute, and a plurality of fixing holes are arranged in the sliding chute; the sleeve rod is provided with a sleeve hole which is used for sleeving the support rod so that the support rod enters the sleeve rod and is connected with the sleeve rod;
the wall surface of the upper end part of the loop bar is provided with a knob, wherein the knob comprises a rotating part and a rotating shaft, when the loop bar is connected with the supporting bar, the rotating shaft slides in the chute, the rotating shaft corresponds to one of the fixing holes in the chute, the rotating part is rotated to enable the rotating shaft to be screwed into the fixing hole, and the loop bar and the supporting bar are fixedly connected;
the bottom of the sleeve rod is provided with a groove, a folded plate which is connected in a rotating mode is arranged in the groove, when the folded plate rotates towards the inner side, the bottom surface of the folded plate is aligned with the bottom surface of the sleeve rod and is placed in a fit mode with the ground;
the bottom surface of the plate body is provided with a closed groove body, and an integrated circuit is arranged in the groove body and at least comprises a data acquisition module, a data memory and a data transmitter; the data acquisition module and the data transmitter are connected with the data memory; the data transmitter is connected with a gateway device corresponding to the geographic information surveying instrument and used for transmitting surveying and mapping data to the gateway device;
the data acquisition module is configured to be connected with the mapping component and used for acquiring data formed by mapping of the mapping component; the data acquisition module comprises a processing chip, a filter circuit and an AD conversion circuit; the processing chip is respectively connected with the filter circuit and the AD conversion circuit;
the processing chip adopts an ATmega16 chip, the ATmega16 chip is provided with PA 0-PA 7 pins, and any one or more pins of the PA 0-PA 7 pins are connected with the AD conversion circuit; the PB pin of the ATmega16 chip is connected to the data memory.
2. The system of claim 1, wherein the AD conversion circuit employs an AD conversion chip.
3. The system of claim 2, wherein the model of the AD conversion chip comprises AD7656, AD7663, and AD 7631.
4. The system of claim 1, wherein the integrated circuit further comprises a locator, a data receiver, a battery, a power monitoring module, and a warning light; the data memory is connected with the positioner, the data receiver, the battery and the electric quantity monitoring module.
5. The system according to claim 4, wherein the power monitoring module is configured to monitor a variation of battery power, and when the battery power is less than a predetermined power threshold stored in the data storage device, the data transmitter is activated to transmit information and the warning light is activated to illuminate.
6. The mapping data acquisition system of claim 1, wherein the plurality of securing holes are equally spaced within the chute.
7. The system according to claim 1, wherein the plurality of fixing holes are formed in the sliding groove, and the distance between two adjacent fixing holes decreases from bottom to top.
8. The mapping data acquisition system of claim 1, wherein the flap includes a connecting end connected to the loop bar groove, and a panel surface; the folded plate connecting end is provided with a through hole, when the folded plate is connected with the groove, the folded plate connecting end is arranged in the groove, and the folded plate connecting end is rotatably connected with the groove through the through hole.
9. The system of claim 1, wherein the data storage device is configured to store and process system information; the data transmitter is used for data transmission of the positioning system; the integrated circuit also includes a data receiver for receiving data.
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| CN202120228751.4U CN214308747U (en) | 2021-01-27 | 2021-01-27 | Surveying and mapping data acquisition system |
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| CN202120228751.4U CN214308747U (en) | 2021-01-27 | 2021-01-27 | Surveying and mapping data acquisition system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114992470A (en) * | 2022-07-18 | 2022-09-02 | 湖南警云智慧信息科技有限公司 | Geographic information survey device based on GIS |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114992470A (en) * | 2022-07-18 | 2022-09-02 | 湖南警云智慧信息科技有限公司 | Geographic information survey device based on GIS |
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Address after: 510000 room 304, building 6, No. 3642, Huangpu East Road, Huangpu District, Guangzhou, Guangdong Patentee after: Guangdong Jincheng Urban Planning Survey and Design Co.,Ltd. Address before: 510700 room 831, building G1, No. 31 Kefeng Road, Huangpu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU JINCHENG SURVEYING AND MAPPING Co.,Ltd. |
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Denomination of utility model: A surveying and mapping data acquisition system Effective date of registration: 20220309 Granted publication date: 20210928 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: Guangdong Jincheng Urban Planning Survey and Design Co.,Ltd. Registration number: Y2022980002328 |
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Date of cancellation: 20230320 Granted publication date: 20210928 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: Guangdong Jincheng Urban Planning Survey and Design Co.,Ltd. Registration number: Y2022980002328 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Surveying and Mapping Data Acquisition System Effective date of registration: 20230321 Granted publication date: 20210928 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: Guangdong Jincheng Urban Planning Survey and Design Co.,Ltd. Registration number: Y2023980035565 |
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