CN113203379A - Displacement sensor fixing device for reservoir dam displacement monitoring - Google Patents
Displacement sensor fixing device for reservoir dam displacement monitoring Download PDFInfo
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- CN113203379A CN113203379A CN202110399304.XA CN202110399304A CN113203379A CN 113203379 A CN113203379 A CN 113203379A CN 202110399304 A CN202110399304 A CN 202110399304A CN 113203379 A CN113203379 A CN 113203379A
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 36
- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 60
- 238000012545 processing Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention relates to a fixing device, in particular to a displacement sensor fixing device for monitoring dam displacement. The technical problem of the invention is as follows: provided is a displacement sensor fixing device for monitoring dam displacement, which can fix the position of a monitor. The technical scheme is as follows: the utility model provides a dam displacement monitoring is with displacement sensor fixing device, including: the bottom of the bottom plate is provided with a moving mechanism; the sensing mechanism is arranged at the top of the bottom plate. The device is convenient to move to the side of the reservoir dam to be monitored through the arranged moving mechanism; the real-time position of the reservoir dam can be monitored through the arranged sensing mechanism; the sensing mechanism can be protected by the protection mechanism, so that damage can be avoided, and monitoring can be continuously carried out.
Description
Technical Field
The invention relates to a fixing device, in particular to a displacement sensor fixing device for monitoring dam displacement.
Background
The dam refers to a weir for intercepting rivers and blocking water, a water blocking dam of a reservoir, a river and the like, and a common reservoir dam mainly comprises a main dam, an auxiliary dam, a gravity dam, a normal spillway, an extraordinary spillway, an additionally-arranged extraordinary spillway, an effective canal culvert and a power station.
Therefore, it is necessary to design a displacement sensor fixing device for monitoring the displacement of the dam, which can fix the position of the monitor.
Disclosure of Invention
In order to overcome the defect that the position of the monitor is not easy to fix when the monitor is directly placed, so that the monitor is easy to be far away from the monitoring position due to external force, the invention has the technical problems that: provided is a displacement sensor fixing device for monitoring dam displacement, which can fix the position of a monitor.
The technical scheme is as follows: the utility model provides a dam displacement monitoring is with displacement sensor fixing device, including:
the bottom of the bottom plate is provided with a moving mechanism;
the sensing mechanism is arranged at the top of the bottom plate.
Further, the moving mechanism includes:
the bottom of the bottom plate is provided with a first bracket;
the periphery of the outer side of the first support is provided with a first support rod;
the bottom of the first support rod is rotatably provided with a first hinge rod;
the first hinge rod is rotatably provided with rollers;
the screw rods are arranged on the first supporting rod in a threaded mode.
Further, the sensing mechanism includes:
the middle of the top of the bottom plate is provided with the processing terminal;
the top of the processing terminal is provided with an adjusting assembly, and the top of the adjusting assembly is provided with a receiving assembly;
the first mounting rack is arranged on one side of the top of the bottom plate;
the first mounting frame is provided with a cylinder, and the receiving assembly is positioned in the cylinder;
the piston is arranged in the cylinder in a sliding mode.
Further, still including protection mechanism, protection mechanism is including:
the top of the bottom plate is provided with a second bracket;
a second supporting rod is arranged on one side of the top of the bottom plate, and a supporting plate is connected between the second supporting rod and the top of the second support;
the sliding plate is arranged on one side of the supporting plate, and the sliding plate is arranged in the sliding groove in a sliding manner;
the bottom of the supporting plate is provided with a plurality of transverse plates.
Further, still including adjustment mechanism, adjustment mechanism is including:
a sliding sleeve is arranged on one side of the piston in a sliding manner;
a plurality of connecting rods are uniformly arranged on the outer side of the sliding sleeve along the circumferential direction;
the stress plate is connected between one ends of the connecting rods;
the screw is symmetrically arranged on the sliding sleeve in a threaded manner.
Further, still including fixed establishment, fixed establishment is including:
the guide frames are arranged on the two transverse plates on one side of the guide frame;
the guide frame is provided with a guide sleeve, and one side of the guide sleeve is provided with a hinge assembly;
the hinge assembly is symmetrically provided with a first clamping jaw;
the guide plates are arranged on the guide sleeves in a sliding manner and are matched with the transverse plates in a sliding manner;
the first springs are connected between the guide plate and the guide sleeve;
the clamp plate, the deflector bottom all is equipped with the clamp plate, and the clamp plate cooperates with first jack catch.
Further, still including installation mechanism, installation mechanism includes:
the second mounting rack is arranged on one side of the top of the bottom plate;
the mounting plate is arranged at the top of the second mounting frame;
a pull ring is arranged on one side of the mounting plate in a sliding manner;
the second hinge rod is symmetrically and rotatably arranged on one side of the pull ring;
the second clamping jaws are rotatably arranged on the second hinge rods and rotatably matched with the mounting plate;
and a second spring is connected between the pull ring and the mounting plate.
Further, the first hinged rod and the roller are matched to form a universal wheel, so that the device is more convenient to move.
Compared with the prior art, the invention has the following advantages: the device is convenient to move to the side of the reservoir dam to be monitored through the arranged moving mechanism; the real-time position of the reservoir dam can be monitored through the arranged sensing mechanism; the sensing mechanism can be protected by the arranged protection mechanism, so that the sensing mechanism is prevented from being damaged, and the monitoring work can be continuously carried out; the contact area between the reservoir dam and the reservoir dam can be larger through the arranged adjusting mechanism, so that the monitoring effect is better; the position of the processing terminal can be fixed through the arranged mounting mechanism.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the moving mechanism and the sensing mechanism of the present invention.
Fig. 3 is a schematic perspective view of the protection mechanism and the adjustment mechanism of the present invention.
Fig. 4 is a schematic perspective view of the fixing mechanism of the present invention.
FIG. 5 is a perspective view of the mounting mechanism of the present invention.
Wherein the figures include the following reference numerals: 1. a base plate, 2, a moving mechanism, 21, a first bracket, 22, a first support rod, 23, a first hinge rod, 24, a roller, 25, a screw, 3, a sensing mechanism, 31, a processing terminal, 32, an adjusting component, 33, a receiving component, 34, a first mounting frame, 35, a cylinder, 36, a piston, 4, a protecting mechanism, 41, a second bracket, 42, a second support rod, 43, a support plate, 44, a transverse plate, 45, a chute, 46, slide, 5, adjustment mechanism, 51, sliding sleeve, 52, connecting rod, 53, stress plate, 54, screw, 6, fixed establishment, 61, leading truck, 62, uide bushing, 63, deflector, 64, clamp plate, 65, first spring, 66, hinge assembly, 67, first jack catch, 7, installation mechanism, 71, second mounting bracket, 72, mounting panel, 73, second hinge rod, 74, second jack catch, 75, second spring, 76, pull ring.
Detailed Description
Although the present invention may be described with respect to particular applications or industries, those skilled in the art will recognize the broader applicability of the invention. Those of ordinary skill in the art will recognize other factors such as: terms such as above, below, upward, downward, and the like are used to describe the accompanying drawings and are not meant to limit the scope of the invention, which is defined by the appended claims. Such as: any numerical designation of first or second, and the like, is merely exemplary and is not intended to limit the scope of the invention in any way.
Example 1
A displacement sensor fixing device for monitoring displacement of a dam is shown in figure 1 and comprises a bottom plate 1, a moving mechanism 2 and a sensing mechanism 3, wherein the moving mechanism 2 is arranged at the bottom of the bottom plate 1, and the sensing mechanism 3 is arranged at the top of the bottom plate 1.
As shown in fig. 2, the moving mechanism 2 includes a first support 21, a first support rod 22, a first hinge rod 23, a roller 24 and a screw 25, the bottom of the bottom plate 1 is provided with the first support 21, the first support rod 22 is arranged around the outer side of the first support 21, the first hinge rod 23 is arranged at the bottom of the first support rod 22 in an equal rotating manner, the roller 24 is arranged on the first hinge rod 23 in an equal rotating manner, and the screw 25 is arranged on the first support rod 22 in a threaded manner.
As shown in fig. 2, the sensing mechanism 3 includes a processing terminal 31, an adjusting component 32, a receiving component 33, a first mounting frame 34, a cylinder 35 and a piston 36, the processing terminal 31 is placed in the middle of the top of the bottom plate 1, the adjusting component 32 is disposed on the top of the processing terminal 31, the receiving component 33 is disposed on the top of the adjusting component 32, the first mounting frame 34 is disposed on the right side of the top of the bottom plate 1, the cylinder 35 is disposed on the first mounting frame 34, the receiving component 33 is disposed in the cylinder 35, and the piston 36 is slidably disposed in the cylinder 35.
When the real-time position of storehouse dam needs to be detected, the staff can push the bottom plate 1 to move earlier, thereby its upper part moves together, can make the more convenient that this device removed under the effect of first articulated rod 23 and gyro wheel 24, remove this device to the other back of detection position of storehouse dam, the staff can rotate screw rod 25 and make its downstream, thereby contact with the ground, and then can fix the position of this device, when the position of storehouse dam has changed, can make piston 36 remove, thereby cause the extrusion to the gas in the cylinder 35, receiving component 33 alright receive the gas change in the cylinder 35, can change into the signal source through adjusting component 32, rethread processing terminal 31 can send the signal and be received by the staff, thereby know the position change of storehouse dam.
Example 2
On the basis of embodiment 1, as shown in fig. 3, after the device is placed, the device further comprises a protection mechanism 4, the protection mechanism 4 comprises a second support 41, a second support rod 42, a support plate 43, a transverse plate 44 and a sliding plate 46, the second support 41 is arranged at the top of the bottom plate 1, the second support rod 42 is arranged on the right side of the top of the bottom plate 1, the support plate 43 is connected between the second support rod 42 and the top of the second support 41, a sliding groove 45 is formed in the right side of the support plate 43, the sliding plate 46 is arranged in the sliding groove 45, and the transverse plates 44 are arranged on the right side of the bottom of the support plate 43.
The slide plate 46 can be pulled out to the right to completely cover the piston 36, thereby preventing damage to the piston 36 when rocks or the like fall.
As shown in fig. 3, the adjusting mechanism 5 is further included, the adjusting mechanism 5 includes a sliding sleeve 51, connecting rods 52, a stress plate 53 and screws 54, the sliding sleeve 51 is slidably disposed on the right side of the piston 36, three connecting rods 52 are uniformly disposed on the outer side of the sliding sleeve 51 along the circumferential direction, the stress plate 53 is connected between the right ends of the connecting rods 52, and the screws 54 are disposed on the sliding sleeve 51 in a front-back symmetric threaded manner.
After the position adjustment of this device is good, for making monitoring effect better, the staff can move sliding sleeve 51 left or right, thereby connecting rod 52, atress board 53 and screw 54 follow the removal, make the wall body contact of atress board 53 and storehouse dam, after the position adjustment, rotation screw 54 makes its inward movement and piston 36 firmly laminate, thereby can make connecting rod 52, sliding sleeve 51 and piston 36 move together when making atress board 53 remove, so that can make the area of contact with the storehouse dam bigger, can make monitoring effect better.
As shown in fig. 4, the device further comprises a fixing mechanism 6, the fixing mechanism 6 comprises a guide frame 61, a guide sleeve 62, a guide plate 63, a pressing plate 64, a first spring 65, a hinge assembly 66 and a first jaw 67, the guide frame 61 is arranged on each of the two transverse plates 44 on the right side, the guide frame 61 is provided with the guide sleeve 62, the hinge assembly 66 is arranged on the lower side of the guide sleeve 62, the first jaw 67 is symmetrically arranged on the hinge assembly 66 in the front-back direction, the guide plate 63 is arranged on the guide sleeve 62 in a sliding mode, the guide plate 63 is matched with the transverse plates 44 in a sliding mode, the first spring 65 is connected between the guide plate 63 and the guide sleeve 62, the pressing plate 64 is arranged at the bottom of the guide plate 63, and the pressing plate 64 is matched with the first jaw 67.
When broken stones fall down, the sliding plate 46 slides leftwards to drive the right guide plate 63 to move downwards, the right first spring 65 is compressed, the right guide plate 63 moves downwards to drive the right first clamping jaws 67 to approach each other through the right pressing plate 64, the hinge assembly 66 deforms to clamp the piston 36, and the signal source changes, so that an abnormal signal can be sent out through the receiving assembly 33, the adjusting assembly 32 and the processing terminal 31 and can be known by a worker, when the broken stones continue to fall down, the sliding plate 46 slides leftwards again to enable the left first clamping jaws 67 to approach each other, the piston 36 is clamped more tightly, the worker can be prompted to fall down a lot of broken stones at the moment, the worker can reach the side of the device to process the broken stones, after the broken stones are processed, the sliding plate 46 is pulled to move rightwards to reset, the guide plate 63 and the pressing plate 64 move upwards to reset under the action of the first spring 65, the first jaws 67 are reset away from each other by the action of the hinge assembly 66, thereby releasing the piston 36 and thus no longer signaling an anomaly.
As shown in fig. 5, the installation mechanism 7 further includes an installation mechanism 7, the installation mechanism 7 includes a second installation frame 71, an installation plate 72, a second hinge rod 73, a second jaw 74, a second spring 75 and a pull ring 76, the second installation frame 71 is disposed on the left side of the top of the bottom plate 1, the installation plate 72 is disposed on the top of the second installation frame 71, the pull ring 76 is slidably disposed on the left side of the installation plate 72, the second hinge rod 73 is symmetrically disposed on the right side of the pull ring 76 in a front-back rotation manner, the second jaw 74 is rotatably engaged with the installation plate 72, and the second spring 75 is connected between the pull ring 76 and the installation plate 72.
When the processing terminal 31 needs to be placed, a worker can firstly pull the pull ring 76 leftwards, the second spring 75 is compressed, the pull ring 76 moves leftwards to drive the second claws 74 to move away from each other through the second hinge rod 73, then the processing terminal 31 is placed between the second claws 74, then the pull ring 76 is loosened, and the pull ring 76, the second hinge rod 73 and the second claws 74 are reset under the action of the second spring 75, so that the processing terminal 31 can be clamped, the position of the processing terminal 31 on the bottom plate 1 is prevented from being changed, and a signal can be better sent.
The embodiments described above are provided to enable persons skilled in the art to make or use the invention and that modifications or variations can be made to the embodiments described above by persons skilled in the art without departing from the inventive concept of the present invention, so that the scope of protection of the present invention is not limited by the embodiments described above but should be accorded the widest scope consistent with the innovative features set forth in the claims.
Claims (8)
1. The utility model provides a displacement sensor fixing device for reservoir dam displacement monitoring, characterized by, including:
the bottom of the bottom plate (1) is provided with a moving mechanism (2);
the top of the bottom plate (1) is provided with a sensing mechanism (3).
2. The displacement sensor fixing device for monitoring the displacement of the dam as claimed in claim 1, wherein the moving mechanism (2) comprises:
the bottom of the bottom plate (1) is provided with a first bracket (21);
the periphery of the outer side of the first support (21) is provided with a first support rod (22);
the bottoms of the first support rods (22) are respectively and rotatably provided with a first hinge rod (23);
the rollers (24) are rotatably arranged on the first hinged rod (23);
the screw rod (25) is arranged on the first supporting rod (22) in a threaded mode.
3. The displacement sensor fixing device for monitoring the displacement of the dam as claimed in claim 1, wherein the sensing means (3) comprises:
the processing terminal (31) is placed in the middle of the top of the bottom plate (1);
the top of the processing terminal (31) is provided with an adjusting component (32), and the top of the adjusting component (32) is provided with a receiving component (33);
the first mounting rack (34) is arranged on one side of the top of the bottom plate (1);
the cylinder (35) is arranged on the first mounting frame (34), and the receiving assembly (33) is located in the cylinder (35);
the piston (36) is arranged in the cylinder (35) in a sliding way, and the piston (36) is arranged in the cylinder (35).
4. A displacement sensor fixing device for monitoring the displacement of a dam according to claim 2 or 3, further comprising a protection mechanism (4), wherein the protection mechanism (4) comprises:
the top of the bottom plate (1) is provided with a second bracket (41);
a second supporting rod (42) is arranged on one side of the top of the bottom plate (1), and a supporting plate (43) is connected between the second supporting rod (42) and the top of the second bracket (41);
a sliding plate (46), a sliding chute (45) is arranged on one side of the supporting plate (43), and the sliding plate (46) is arranged in the sliding chute (45) in a sliding manner;
a plurality of transverse plates (44) are arranged on one side of the bottom of the supporting plate (43).
5. The device for fixing the displacement sensor for monitoring the displacement of the dam as claimed in claim 4, further comprising an adjusting mechanism (5), wherein the adjusting mechanism (5) comprises:
a sliding sleeve (51) is arranged on one side of the piston (36) in a sliding manner;
a plurality of connecting rods (52) are uniformly arranged on the outer side of the sliding sleeve (51) along the circumferential direction;
the stress plate (53) is connected between one ends of the connecting rods (52);
the screw (54) is symmetrically and spirally arranged on the sliding sleeve (51).
6. The displacement sensor fixing device for monitoring the displacement of the dam as claimed in claim 5, further comprising a fixing mechanism (6), wherein the fixing mechanism (6) comprises:
the guide frame (61) is arranged on the two transverse plates (44) on one side of the guide frame (61);
the guide frame (61) is provided with guide sleeves (62), one side of each guide sleeve (62) is provided with a hinge assembly (66);
the first clamping jaws (67) are symmetrically arranged on the hinge assembly (66);
the guide plates (63) are arranged on the guide sleeves (62) in a sliding mode, and the guide plates (63) are matched with the transverse plate (44) in a sliding mode;
the first springs (65) are connected between the guide plate (63) and the guide sleeve (62);
the pressing plate (64) is arranged at the bottom of the guide plate (63), and the pressing plate (64) is matched with the first clamping jaw (67).
7. The displacement sensor fixing device for monitoring the displacement of the dam as claimed in claim 6, further comprising a mounting mechanism (7), wherein the mounting mechanism (7) comprises:
a second mounting rack (71), wherein the second mounting rack (71) is arranged on one side of the top of the bottom plate (1);
the mounting plate (72) is arranged at the top of the second mounting frame (71);
the pull ring (76) is arranged on one side of the mounting plate (72) in a sliding manner;
the second hinge rod (73) is symmetrically and rotatably arranged on one side of the pull ring (76);
the second clamping jaws (74) are rotatably arranged on the second hinge rod (73), and the second clamping jaws (74) are rotatably matched with the mounting plate (72);
and a second spring (75) is connected between the pull ring (76) and the mounting plate (72).
8. A displacement sensor fixing device for monitoring the displacement of a dam according to claim 2, wherein the first hinge rod (23) is engaged with the roller (24) to form a universal wheel, so that the device can be moved more conveniently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110399304.XA CN113203379B (en) | 2021-04-14 | 2021-04-14 | Displacement sensor fixing device for reservoir dam displacement monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110399304.XA CN113203379B (en) | 2021-04-14 | 2021-04-14 | Displacement sensor fixing device for reservoir dam displacement monitoring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113203379A true CN113203379A (en) | 2021-08-03 |
| CN113203379B CN113203379B (en) | 2023-02-17 |
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ID=77026821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110399304.XA Active CN113203379B (en) | 2021-04-14 | 2021-04-14 | Displacement sensor fixing device for reservoir dam displacement monitoring |
Country Status (1)
| Country | Link |
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| CN (1) | CN113203379B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6176039B1 (en) * | 1999-11-22 | 2001-01-23 | Terry A. Craig | Garage door mounted object sensor system |
| WO2009019107A2 (en) * | 2007-08-03 | 2009-02-12 | Lino Manfrotto + Co. S.P.A. | Column stand, particularly for supporting lighting equipment and acoustic equipment |
| CN106595507A (en) * | 2016-12-15 | 2017-04-26 | 昆明理工大学 | Hydraulic power type reservoir dam body surface deformation continuous monitoring device |
| CN111189421A (en) * | 2020-03-31 | 2020-05-22 | 张则君 | Length detection device and detection method for cylindrical pin |
-
2021
- 2021-04-14 CN CN202110399304.XA patent/CN113203379B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6176039B1 (en) * | 1999-11-22 | 2001-01-23 | Terry A. Craig | Garage door mounted object sensor system |
| WO2009019107A2 (en) * | 2007-08-03 | 2009-02-12 | Lino Manfrotto + Co. S.P.A. | Column stand, particularly for supporting lighting equipment and acoustic equipment |
| CN106595507A (en) * | 2016-12-15 | 2017-04-26 | 昆明理工大学 | Hydraulic power type reservoir dam body surface deformation continuous monitoring device |
| CN111189421A (en) * | 2020-03-31 | 2020-05-22 | 张则君 | Length detection device and detection method for cylindrical pin |
Non-Patent Citations (1)
| Title |
|---|
| 郭利君: "基于坝体深部双向多点位移监测的尾矿坝稳定性分析", 《露天采矿技术》 * |
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| CN113203379B (en) | 2023-02-17 |
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Effective date of registration: 20230111 Address after: 232000 Shuichang Road, economic development zone, Huainan City, Anhui Province Applicant after: Huainan Qidi Electronics Co.,Ltd. Address before: 518103 room 1201, 12 / F, building 10, No. 25, Lingbei fifth road, Fenghuang community, Fuyong street, Bao'an District, Shenzhen, Guangdong Province Applicant before: Wu Guomei |
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