CN115749705A - Underground measuring and adjusting mechanism, casting and fishing wave code measuring and adjusting device using underground measuring and adjusting mechanism and control method - Google Patents
Underground measuring and adjusting mechanism, casting and fishing wave code measuring and adjusting device using underground measuring and adjusting mechanism and control method Download PDFInfo
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- CN115749705A CN115749705A CN202211097834.XA CN202211097834A CN115749705A CN 115749705 A CN115749705 A CN 115749705A CN 202211097834 A CN202211097834 A CN 202211097834A CN 115749705 A CN115749705 A CN 115749705A
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses an underground measuring and adjusting mechanism, a throwing and fishing wave code measuring and adjusting device using the underground measuring and adjusting mechanism and a control method. The invention is butted with the concentric water distributor, and is accurately positioned when being put in, thereby improving the measuring and adjusting efficiency and precision of the concentric water distributor, simplifying the measuring and adjusting process, reducing the labor intensity, avoiding the operation under pressure in the whole measuring and adjusting process, and ensuring the safety to the maximum extent; the flow measurement and regulation of each layer of concentric water distributors are not performed any more, the flow measurement and regulation are realized by a throwing-fishing wave code measurement and regulation device, and the complicated regulation procedures of underground butt joint of a cable measurement and regulation instrument device and the concentric water distributors and water nozzles of each layer of concentric water distributor bodies in the existing measurement and regulation process are replaced; eliminates the danger in the process of working under pressure.
Description
Technical Field
The invention relates to the technical field of underground measurement and adjustment, in particular to an underground measurement and adjustment mechanism, a casting and fishing wave code measurement and adjustment device using the underground measurement and adjustment mechanism and a control method.
Background
In the development process of oil and gas fields, with the gradual exploitation of crude oil, the formation energy can be reduced, and the exploitation difficulty of crude oil can be increased. In order to increase or recover the energy of the stratum and achieve the purpose of increasing the production, water injection operation measures need to be taken, and therefore the water injection operation is accompanied with the whole crude oil production process.
In the water injection work, an important work is testing and allocation, particularly for a layered water injection well, the measurement and adjustment process is very complex, and the early measurement and adjustment system structure is that an allocation tool is used for repeatedly allocating the underground water distribution working cylinders to and fro at a plurality of water injection layers, namely, after the measurement and adjustment of the layer is finished, the next layer of measurement and adjustment is carried out, and after the measurement and adjustment of the layer is finished, the previous layer is required to be returned for fine adjustment, so that the aim of reaching the standards of the multi-layer injection allocation quantity is fulfilled; therefore, the more the number of layers of the water injection well is, the more the blending is repeated, and the more the blending is repeated layer by layer. At present, the operation steps of the blending process are complex, the labor intensity is high, the operation time is long, and the requirement on the professional level of personnel is high.
Disclosure of Invention
In view of the above, the present invention provides a downhole measurement and adjustment mechanism, a fishing wave code measurement and adjustment device using the same, and a control method thereof.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides an underground measuring and adjusting mechanism which comprises a shell, a guide metering component, a water nozzle component, an external pressure pipe, a hole back pressure pipe, a motor transmission component, a pressure sensor component, an internal pressure component, a control component, a battery component and a fishing head.
Preferably, the guide metering assembly comprises a spring clamp spring, a pore plate, a guide pipe and a first sealing ring, the guide pipe is arranged in the shell, the first sealing ring is arranged on the outer wall of the guide pipe and used for sealing the interior of the shell, the pore plate is arranged in the guide pipe, and the spring clamp spring is arranged at one end of the pore plate.
Preferably, the water nozzle assembly comprises a water nozzle seat, a double-channel disc seal, a valve sleeve, an isolation sleeve, a spacer ring and a threaded sleeve, one end of the water nozzle seat is connected with the other end of the pore plate, the other end of the water nozzle seat is sequentially connected with the double-channel disc seal, the isolation sleeve, the spacer ring and the threaded sleeve, and the valve sleeve is arranged in the isolation sleeve.
Preferably, the motor transmission assembly comprises a valve core, a screw rod threaded sleeve, a second sealing ring, a middle joint, a screw rod support, a limiting module, a sliding block, a screw rod, a coupler and a motor, one end of the valve core is connected with one end of a hole back pressure guide pipe, the other end of the valve core is sequentially connected with the screw rod threaded sleeve, the middle joint, the screw rod support, the screw rod, the coupler and the motor, the second sealing ring is arranged at one end of the middle joint, and the limiting module and the sliding block are sequentially sleeved on the screw rod.
Preferably, the pressure sensor assembly comprises a positioning sleeve, an external pressure sensor, a sensor seat and a hole back pressure sensor, the sensor seat is arranged in the shell, the positioning sleeve is arranged in the sensor seat, and one end of the positioning sleeve is connected with one end of the external pressure sensor and one end of the hole back pressure sensor respectively.
Preferably, the internal pressure assembly comprises an internal pressure seat, an internal pressure sensor and a pressure cap, the internal pressure seat is arranged in the shell, the internal pressure sensor is arranged on the internal pressure seat, and the upper end of the internal pressure sensor is connected with the pressure cap arranged on the shell.
Preferably, the control assembly comprises a circuit board framework, a control board, a power control board and a socket, one end of the circuit board framework is connected with one end of the socket, and the control board and the power control board are respectively arranged on the upper side and the lower side of the circuit board framework.
Preferably, the battery assembly comprises a battery compartment, and 3.6V batteries and six 21V batteries connected in series, wherein the 3.6V batteries are arranged in the battery compartment and used for supplying power to the controller, the batteries are isolated by an insulating pad, and the six 21V batteries connected in series are used for supplying power to the motor and are butted with the control board socket through an insulating screw sleeve and a plug.
The second embodiment of the invention provides a throwing and fishing wave code measuring and adjusting device which comprises the underground throwing and fishing wave code measuring and adjusting mechanism, a Christmas tree, a ground controller, a packer, a filter, a technical sleeve, an oil pipe and a concentric water distributor, wherein one end of the technical sleeve is connected with the Christmas tree, the oil pipe is arranged in the technical sleeve, a plurality of underground throwing and fishing wave code measuring and adjusting mechanisms are arranged in the oil pipe, the concentric water distributor is arranged below each underground throwing and fishing wave code measuring and adjusting mechanism, the packer is arranged at the upper end of the underground throwing and fishing wave code measuring and adjusting mechanism at the top end, the lower end of the underground throwing and fishing wave code measuring and adjusting mechanism at the bottom end and between two adjacent underground throwing and fishing wave code measuring and adjusting mechanisms, and the filter is arranged at the bottommost end of the oil pipe.
The third embodiment of the invention provides a control method of a casting and fishing wave code measuring and adjusting device suitable for a concentric water distributor, which comprises the following steps:
s1: installing a ground controller on a water injection pipeline of a Christmas tree, setting parameters of a throwing and fishing wave code measuring and adjusting device, and throwing the parameters into a technical casing at a target water injection layer;
s2: the ground controller analyzes the instruction and then sends a signal to the casting and fishing wave code measuring and adjusting device by adjusting the pressure flow, wherein the signal comprises a wake-up instruction and a data control instruction;
s3: the control assembly of the underground throwing and fishing wave code measuring and adjusting mechanism of each underground layer judges the layer position and the instruction content by monitoring the pressure flow and analyzing the instruction, and enters a corresponding execution flow according to different judgment results;
s4: and the underground throwing and fishing wave code measuring and adjusting mechanism enters a dormant mode, and the control component continues to monitor the pressure flow signal sent by the ground controller at regular time and waits for awakening next time.
Compared with the prior art, the invention has the beneficial effects that:
the invention is butted with the concentric water distributor, and is accurately positioned when being put in, thereby improving the measuring and adjusting efficiency and precision of the concentric water distributor, simplifying the measuring and adjusting process, reducing the labor intensity, avoiding the operation under pressure in the whole measuring and adjusting process, and ensuring the safety to the maximum extent; the flow measurement and regulation of each layer of concentric water distributors are not performed any more, the flow measurement and regulation are realized by a throwing-fishing wave code measurement and regulation device, and the complicated regulation procedures of underground butt joint of a cable measurement and regulation instrument device and the concentric water distributors and water nozzles of each layer of concentric water distributor bodies in the existing measurement and regulation process are replaced; eliminates the danger in the process of working under pressure.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic structural diagram of a downhole measurement and adjustment mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a device for measuring and adjusting a casting and fishing wave code according to a second embodiment of the present invention;
FIG. 3 is a flowchart of a control method of a casting and fishing wave code measuring and adjusting device according to an embodiment of the present invention;
FIG. 4 is a schematic view of a guided metering assembly according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of the water nozzle assembly according to the first embodiment of the invention;
FIG. 6 is a schematic structural diagram of a motor driving assembly according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a pressure sensor assembly according to one embodiment of the present invention;
FIG. 8 is a schematic structural view of an inner pressure assembly according to an embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a control assembly according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of a battery assembly according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the terms describing the positional relationships in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but also other elements not expressly listed or inherent to such process, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, article, or apparatus that comprises the element.
As shown in fig. 1 to 10, a downhole measurement and adjustment mechanism according to an embodiment of the present invention includes a casing 30, a guide metering assembly 31, a water nozzle assembly 32, an external pressure pipe 33, a pressure pipe 34 for pressure after hole, a motor transmission assembly 35, a pressure sensor assembly 36, an internal pressure assembly 37, a control assembly 38, a battery assembly 39 and a fishing head 310, where the guide metering assembly 31, the water nozzle assembly 32, the external pressure pipe 33, the pressure pipe 34 for pressure after hole, the motor transmission assembly 35, the pressure sensor assembly 36, the internal pressure assembly 37, the control assembly 38 and the battery assembly 39 are sequentially disposed in the casing 30, the fishing head 310 is disposed at one end of the casing 30 and located at one side of the battery assembly 39, the guide metering assembly 31 is connected to one end of the water nozzle assembly 32, the other end of the water nozzle assembly 32 is connected to one end of the external pressure pipe 33, the pressure pipe 34 for pressure after hole and the motor transmission assembly 35, the other ends of the external pressure pipe 33, the pressure pipe 34 for pressure after hole and the motor transmission assembly 35 are connected to one end of the sensor assembly 36, the other end of the internal pressure pipe 37 is connected to one end of the control assembly 39, and the fishing head 310 is connected to one end of the control assembly 38 of the control assembly 39.
As shown in fig. 1 and 4, the guiding and metering assembly 31 includes a spring clamp spring 311, a hole plate 312, a guiding pipe 313 and a first sealing ring 314, the guiding pipe 313 is disposed in the housing 30, the outer wall of the guiding pipe is provided with the first sealing ring 314 for sealing with the inside of the housing 30, the hole plate 312 is disposed in the guiding pipe 313, and the spring clamp spring 311 is disposed at one end of the hole plate 312.
As shown in fig. 1 and 5, the water nozzle assembly 32 includes a water nozzle seat 321, a two-way disc seal 322, a valve sleeve 323, an isolation sleeve 324, a spacer ring 325 and a screw sleeve 326, one end of the water nozzle seat 321 is connected to the other end of the orifice plate 312, the other end of the water nozzle seat 321 is sequentially connected to the two-way disc seal 322, the isolation sleeve 324, the spacer ring 325 and the screw sleeve 326, and the valve sleeve 323 is disposed in the isolation sleeve 324.
As shown in fig. 1 and 6, the motor transmission assembly 35 includes a valve core 350, a screw nut 351, a second sealing ring 352, an intermediate joint 353, a screw rod bracket 354, a limiting module 355, a sliding block 356, a screw rod 357, a coupling 358 and a motor 359, one end of the valve core 350 is connected with one end of the back pressure pipe 34, the other end of the valve core 350 is sequentially connected with the screw nut 351, the intermediate joint 353, the screw rod bracket 354, the screw rod 357, the coupling 358 and the motor 359, the second sealing ring 352 is disposed at one end of the intermediate joint 353, and the limiting module 355 and the sliding block 356 are sequentially sleeved on the screw rod 357.
As shown in fig. 1 and 7, the pressure sensor assembly 36 includes a positioning sleeve 361, an external pressure sensor 362, a sensor holder 363, and a hole back pressure sensor 364, the sensor holder 363 is disposed in the housing 30, the positioning sleeve 361 is disposed in the sensor holder, and one end of the positioning sleeve 361 is connected to one end of the external pressure sensor 362 and one end of the hole back pressure sensor 364, respectively.
As shown in fig. 1 and 8, the internal pressure assembly 37 includes an internal pressure seat 371, an internal pressure sensor 372 and a pressure cap 373, the internal pressure seat 371 is disposed in the housing 30, the internal pressure sensor 372 is disposed on the internal pressure seat 371, and an upper end of the internal pressure sensor 372 is connected to the pressure cap 373 disposed on the housing.
As shown in fig. 1 and 9, the control assembly 38 includes a circuit board skeleton 381, a control board 382, a power control board 383, and a socket 384, wherein one end of the circuit board skeleton 381 is connected to one end of the socket 384, and the control board 382 and the power control board 383 are respectively disposed on the upper and lower sides of the circuit board skeleton 381.
As shown in fig. 1 and 10, the battery assembly 39 includes a battery housing 391, and 3.6V batteries 392 and six series-connected 21V batteries 393 disposed in the battery housing, the 3.6V batteries being used to power the controller, the batteries being isolated by insulating pads 394, the six series-connected 21V batteries being used to power the motor and being interfaced with the control board socket by insulating nuts 395 and plugs 396.
As shown in fig. 2, an embodiment 2 of the present invention provides a salvage wave code measuring and adjusting device, including the downhole salvage wave code measuring and adjusting mechanism 3, the christmas tree 1, the ground controller 2, the packers 4, the filters 5, the technical casing 6, the oil pipe 7 and the concentric water distributors 8 as described in claims 1-8, wherein one end of the technical casing 6 is connected with the christmas tree 1, the oil pipe 7 is disposed in the technical casing 6, a plurality of downhole salvage wave code measuring and adjusting mechanisms 3 are disposed in the oil pipe 7, the concentric water distributors 8 are disposed below each downhole salvage wave code measuring and adjusting mechanism 3, the packer 4 is disposed between the upper end of the downhole salvage wave code measuring and adjusting mechanism 3 at the top end, the lower end of the downhole salvage wave code measuring and adjusting mechanism 3 at the bottom end, and two adjacent downhole salvage wave code measuring and adjusting mechanisms 3, and the filter 5 is disposed at the bottom end of the oil pipe 7.
As shown in fig. 3, a third embodiment of the present invention provides a control method for the above-mentioned fishing wave code measuring and adjusting device, including the following steps:
s1: installing a ground controller on a water injection pipeline of the Christmas tree 1, setting parameters of a throwing and fishing wave code measuring and adjusting device, and throwing the parameters into a technical casing 6 of a target water injection layer;
s2: the ground controller analyzes the instruction and then sends a signal to the casting and fishing wave code measuring and adjusting device by adjusting the pressure flow, wherein the signal comprises a wake-up instruction and a data control instruction;
s3: the control assembly of the underground throwing and fishing wave code measuring and adjusting mechanism of each underground layer judges the layer position and the instruction content by monitoring the pressure flow and analyzing the instruction, and enters a corresponding execution flow according to different judgment results;
s4: and the underground throwing and fishing wave code measuring and adjusting mechanism enters a dormant mode, and the control component continues to monitor the pressure flow signal sent by the ground controller at regular time and waits for awakening next time.
The working principle of the invention is as follows:
as shown in fig. 1-3, the present invention uses the pressure and flow of water in the oil pipe 7 as signal transmission. The data processing controller 101 of the ground controller 2 receives the instruction through the remote communication unit 106, analyzes and sends the instruction to the flow regulating valve 102 and the electric actuator 103.
The underground throwing and fishing wave code measuring and adjusting device 4 analyzes the instruction of the ground controller 2 through pressure detection, sends the instruction to the flow control unit and the motor driving circuit, and adjusts the opening degree of a water nozzle of the underground throwing and fishing wave code measuring and adjusting mechanism 3 to realize underground layered water injection flow adjustment.
The underground throwing and fishing wave code measuring and adjusting mechanism 3 analyzes the instruction of the ground controller 2 through pressure detection, the data acquisition unit acquires data such as underground water injection flow, formation pressure, pressure in a pipe, water nozzle opening degree and water injection temperature, and then the main control unit sends the data to the ground controller 2 by utilizing a motor driving circuit.
The pressure and temperature data acquisition unit 105 of the ground controller 2 monitors pressure change signals generated by a motor driving circuit of the underground fishing wave code measuring and adjusting mechanism 3 in real time, the pressure change signals are analyzed through the data processing controller 101, and then the underground layered flow value, the stratum pressure value, the pressure value in the pipe, the layered underground water distributor water nozzle opening value and the underground temperature value are displayed to workers through the remote communication unit 106 and the display module 108.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (10)
1. The utility model provides a survey and regulate mechanism in pit, its characterized in that, presses the pressure pipe, motor drive subassembly, pressure sensor subassembly, interior pressure subassembly, control assembly, battery pack and salvages the head after including casing, direction measurement subassembly, water injection well choke subassembly, hole, the pressure pipe, motor drive subassembly, pressure sensor subassembly, interior pressure subassembly, control assembly and battery pack set gradually in the casing after direction measurement subassembly, water injection well choke subassembly, hole, pressure sensor subassembly, interior pressure subassembly, control assembly and battery pack, salvage the head and set up in the one end of casing, and be located one side of battery pack, direction measurement subassembly is connected with the one end of water injection well choke subassembly, the other end of water injection well choke subassembly is connected with the one end of external pressure pipe, hole back pressure pipe and motor drive subassembly in proper order, the other end of external pressure pipe, hole back pressure pipe and motor drive subassembly is connected with the one end of sensor pack, the sensor pack is connected with the one end of interior pressure subassembly, interior pressure subassembly is connected with control assembly, the control pack is connected with battery pack's one end, the other end of battery pack is connected with the one end of salvage the head.
2. The downhole measurement and adjustment mechanism according to claim 1, wherein the guiding and metering assembly comprises a spring clamp spring, a hole plate, a guiding pipe and a first sealing ring, the guiding pipe is arranged in the housing, the first sealing ring is arranged on the outer wall of the guiding pipe and used for sealing with the interior of the housing, the hole plate is arranged in the guiding pipe, and the spring clamp spring is arranged at one end of the hole plate.
3. The downhole measurement and adjustment mechanism according to claim 2, wherein the water nozzle assembly comprises a water nozzle seat, a double-channel disc seal, a valve sleeve, an isolation sleeve, a spacer ring and a threaded sleeve, one end of the water nozzle seat is connected with the other end of the orifice plate, the other end of the water nozzle seat is sequentially connected with the double-channel disc seal, the isolation sleeve, the spacer ring and the threaded sleeve, and the valve sleeve is arranged in the isolation sleeve.
4. The downhole measurement and adjustment mechanism according to claim 3, wherein the motor transmission assembly comprises a valve core, a screw barrel, a second seal ring, an intermediate joint, a screw rod support, a limiting module, a sliding block, a screw rod, a coupler and a motor, one end of the valve core is connected with one end of the pressure pipe after the hole, the other end of the valve core is sequentially connected with the screw barrel, the intermediate joint, the screw rod support, the screw rod, the coupler and the motor, the second seal ring is arranged at one end of the intermediate joint, and the limiting module and the sliding block are sequentially sleeved on the screw rod.
5. The downhole gauging mechanism according to claim 4, wherein said pressure sensor assembly comprises a positioning sleeve, an external pressure sensor, a sensor seat and a hole back pressure sensor, said sensor seat being disposed within said housing, said positioning sleeve being disposed within said sensor seat and having one end connected to one end of said external pressure sensor and one end of said hole back pressure sensor, respectively.
6. The downhole gauging mechanism according to claim 5, wherein said internal pressure assembly comprises an internal pressure seat, an internal pressure sensor and a pressure cap, said internal pressure seat being disposed within the housing, said internal pressure sensor being disposed on said internal pressure seat, an upper end of said internal pressure sensor being connected to said pressure cap disposed on said housing.
7. The downhole measurement and adjustment mechanism according to claim 6, wherein the control assembly comprises a circuit board framework, a control board, a power control board and a socket, one end of the circuit board framework is connected with one end of the socket, and the control board and the power control board are respectively arranged at the upper side and the lower side of the circuit board framework.
8. The downhole logging mechanism of claim 7, wherein the battery assembly comprises a battery compartment, and 3.6V batteries and six 21V batteries connected in series, the 3.6V batteries are arranged in the battery compartment, the batteries are isolated by an insulating pad, and the six 21V batteries connected in series are used for supplying power to the motor and are butted with the control board socket through an insulating screw sleeve and a plug.
9. A throwing and fishing wave code measuring and adjusting device is characterized by comprising the underground throwing and fishing wave code measuring and adjusting mechanism, a Christmas tree, a ground controller, a packer, a filter, a technical casing, an oil pipe and a concentric water distributor according to claims 1-8, wherein one end of the technical casing is connected with the Christmas tree, the oil pipe is arranged in the technical casing, a plurality of underground throwing and fishing wave code measuring and adjusting mechanisms are arranged in the oil pipe, the concentric water distributor is arranged below each underground throwing and fishing wave code measuring and adjusting mechanism, the packer is arranged between the upper end of the underground throwing and fishing wave code measuring and adjusting mechanism at the top end, the lower end of the underground throwing and fishing wave code measuring and adjusting mechanism at the bottom end and two adjacent underground throwing and fishing wave code measuring and adjusting mechanisms, and the filter is arranged at the bottommost end of the oil pipe.
10. A control method of the casting wave code measuring and adjusting device suitable for the concentric water distributor according to claim 9, comprising the following steps:
s1: installing a ground controller on a water injection pipeline of a Christmas tree, setting parameters of a throwing and fishing wave code measuring and adjusting device, and throwing the parameters into a technical casing at a target water injection layer;
s2: the ground controller analyzes the instruction and then sends a signal to the throwing-fishing wave code measuring and adjusting device by adjusting the pressure flow, wherein the signal comprises an awakening instruction and a data control instruction;
s3: the control assembly of the underground throwing and fishing wave code measuring and adjusting mechanism of each underground layer judges the layer position and the instruction content by monitoring pressure flow and analyzing the instruction, and enters a corresponding execution flow according to different judgment results;
s4: and the underground throwing and fishing wave code measuring and adjusting mechanism enters a dormant mode, and the control component continues to monitor the pressure flow signal sent by the ground controller at regular time and waits for awakening next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211097834.XA CN115749705A (en) | 2022-09-08 | 2022-09-08 | Underground measuring and adjusting mechanism, casting and fishing wave code measuring and adjusting device using underground measuring and adjusting mechanism and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211097834.XA CN115749705A (en) | 2022-09-08 | 2022-09-08 | Underground measuring and adjusting mechanism, casting and fishing wave code measuring and adjusting device using underground measuring and adjusting mechanism and control method |
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| CN115749705A true CN115749705A (en) | 2023-03-07 |
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| CN202211097834.XA Pending CN115749705A (en) | 2022-09-08 | 2022-09-08 | Underground measuring and adjusting mechanism, casting and fishing wave code measuring and adjusting device using underground measuring and adjusting mechanism and control method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117888868A (en) * | 2024-03-18 | 2024-04-16 | 西安洛科电子科技股份有限公司 | Underground integrated rechargeable high-speed wave code water distribution device |
| CN117967259A (en) * | 2024-03-29 | 2024-05-03 | 西安洛科电子科技股份有限公司 | Wave code intelligent split injection instrument capable of retesting |
| CN117967259B (en) * | 2024-03-29 | 2024-06-07 | 西安洛科电子科技股份有限公司 | Wave code intelligent split injection instrument capable of retesting |
-
2022
- 2022-09-08 CN CN202211097834.XA patent/CN115749705A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117888868A (en) * | 2024-03-18 | 2024-04-16 | 西安洛科电子科技股份有限公司 | Underground integrated rechargeable high-speed wave code water distribution device |
| CN117888868B (en) * | 2024-03-18 | 2024-05-28 | 西安洛科电子科技股份有限公司 | Underground integrated rechargeable high-speed wave code water distribution device |
| CN117967259A (en) * | 2024-03-29 | 2024-05-03 | 西安洛科电子科技股份有限公司 | Wave code intelligent split injection instrument capable of retesting |
| CN117967259B (en) * | 2024-03-29 | 2024-06-07 | 西安洛科电子科技股份有限公司 | Wave code intelligent split injection instrument capable of retesting |
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