CN113550792B - High-precision mine displacement safety on-line monitoring and early warning equipment - Google Patents
High-precision mine displacement safety on-line monitoring and early warning equipment Download PDFInfo
- Publication number
- CN113550792B CN113550792B CN202110820632.2A CN202110820632A CN113550792B CN 113550792 B CN113550792 B CN 113550792B CN 202110820632 A CN202110820632 A CN 202110820632A CN 113550792 B CN113550792 B CN 113550792B
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- early warning
- line monitoring
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 18
- 238000013016 damping Methods 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 3
- 230000035939 shock Effects 0.000 abstract description 12
- 238000003466 welding Methods 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 8
- 239000004677 Nylon Substances 0.000 description 4
- 229920002334 Spandex Polymers 0.000 description 4
- 229910000639 Spring steel Inorganic materials 0.000 description 4
- 229920001778 nylon Polymers 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000004759 spandex Substances 0.000 description 4
- 239000004575 stone Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 244000208734 Pisonia aculeata Species 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/10—Alarms for ensuring the safety of persons responsive to calamitous events, e.g. tornados or earthquakes
Abstract
The invention discloses high-precision mine displacement safety on-line monitoring and early warning equipment, which structurally comprises a base, a monitor and an upper cover, wherein the upper end of the base is fixedly connected below the monitor in a embedding way, and the lower part of the upper cover is connected above the monitor in a welding way; the base can be used for rapidly reacting when equipment is installed in an area where collapse, settlement and landslide are easy to occur in a mine, and the expensive monitor is accommodated in the protection device for shock absorption and disaster avoidance protection.
Description
Technical Field
The invention relates to the technical field of mine safety production, in particular to high-precision mine displacement safety on-line monitoring and early warning equipment.
Background
The high-precision mine displacement safety on-line monitoring and early warning equipment can monitor the area where the mine is easy to collapse and obvious to subside in real time, the position information of the measured point is continuously transmitted to the central server for 24 hours through the data transmission system, and then automatic monitoring is completed through SMOS software, so that mine staff can early warn unsafe regions in advance, the occurrence probability of safety accidents is reduced, and the mine geological disasters are prevented, but the prior art has the following defects:
the high-precision mine displacement safety on-line monitoring and early warning equipment installed in the area where collapse, settlement and landslide easily occur is arranged to face the danger of sudden change of the area at any time when monitoring and early warning is carried out on the area, and the collapsed mine buries expensive equipment and causes damage of high-precision instruments, so that the equipment installed in the area where severe change occurs cannot be recovered.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide high-precision mine displacement safety on-line monitoring and early warning equipment so as to solve the problems of the prior art.
In order to achieve the above object, the present invention is realized by the following technical scheme: the high-precision mine displacement safety on-line monitoring and early warning device structurally comprises a base, a monitor and an upper cover, wherein the upper end of the base is fixedly connected below the monitor in a embedding manner, and the lower part of the upper cover is connected above the monitor in a welding manner;
the base comprises first casing, support column, starting drive, spring, protection device, the inside sliding fit of first casing has the support column, starting drive welded connection is in first casing left end, the spring is extension spring, the spring is inlayed and is connected between the inside bottom of first casing and support column below, protection device welded connection is in first casing top.
The starting device is further improved and consists of a second shell, a push plate, clamping rods, clamping blocks and stress blocks, wherein the lower end of the push plate is movably clamped on the inner wall of the second shell, the left ends of the clamping rods are welded and connected to the right upper end of the push plate, the right ends of the clamping rods are movably matched with support columns, the clamping blocks are arranged above the inner wall of the second shell, the lower parts of the clamping blocks are attached to the upper part of the push plate, the stress blocks are of triangular structures, a plurality of the stress blocks are arranged in total, and the stress blocks are welded and connected to the left side of the push plate.
The invention is further improved, the clamping block consists of a block body, cavitation bubbles, filling liquid and limiting blocks, wherein the cavitation bubbles are made of spherical hollow nylon materials, three cavitation bubbles are fixedly connected to the lower end of the block body in a embedding mode, the filling liquid is arranged in the block body and the cavitation bubbles, small grooves are respectively formed in the left end and the right end of the joint of the limiting blocks and the block body, the limiting blocks are arranged at the right end below the block body, and the limiting blocks and the block body are of an integrated structure.
The protection device is further improved, the protection device consists of a third shell, a containing cavity and a damping device, the containing cavity is of a structure with wide upper part and narrow lower part, the containing cavity is arranged in the third shell, the containing cavity and the third shell are of an integrated structure, the damping device is provided with four in total, and the four damping devices are movably clamped in the third shell respectively.
The shock absorbing device is further improved and consists of a sliding block, elastic blocks, a bottom plate and an impact block, wherein the elastic blocks are made of V-shaped structure spring steel materials, the elastic blocks are provided with two blocks, the two elastic blocks are respectively fixedly connected to the bottoms of the left side and the right side of the sliding block in a embedding mode, the bottom plate is connected above the sliding block in a welding mode, the impact block is made of spandex materials, and the impact block is fixedly connected above the bottom plate in a embedding mode.
The invention is further improved, the impact block consists of an outer sleeve, a cavity and a force receiving piece, wherein the cavity is arranged in the outer sleeve, the cavity and the outer sleeve are of an integrated structure, the force receiving piece is of a wave-shaped structure, and the force receiving piece is connected to the inner wall of the cavity in a riveting mode.
The invention is further improved, the upper cover consists of an upper cover plate, a component force block and a lower cover plate, wherein the component force block is of an arc disc-shaped structure, the upper end of the component force block is fixedly connected with the center below the upper cover plate in a embedding way, and the lower end of the component force block is connected with an outer ring above the lower cover plate in a riveting way.
According to the technical scheme, the high-precision mine displacement safety on-line monitoring and early warning equipment has the following beneficial effects:
the base of the invention can be used for rapidly reacting when equipment is installed in an area where collapse, settlement and landslide easily occur in a mine and the area where collapse or landslide occurs, and storing an expensive monitor into a protection device for shock absorption and disaster avoidance protection.
The protection device and the upper cover can accommodate and protect the expensive monitor, disperse and recycle impact force caused by the monitor, and greatly reduce impact and vibration transmitted to the monitor when the stone is impacted, so that the monitor is prevented from being damaged in geological change.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of a high-precision mine displacement safety on-line monitoring and early warning device;
FIG. 2 is a schematic view of the base of the present invention in front elevation cut-away;
FIG. 3 is a schematic elevational view in cross-section of the activation device of the present invention;
FIG. 4 is a schematic front view of the latch of the present invention;
FIG. 5 is a schematic view of a protective device of the present invention in front cut-away configuration;
FIG. 6 is a schematic diagram of a front cut-away view of a shock absorbing device according to the present invention;
FIG. 7 is a schematic elevational view in cross-section of an impact block of the present invention;
fig. 8 is a schematic front cut-away view of the upper cover of the present invention.
In the figure: the device comprises a base-1, a monitor-2, an upper cover-3, a first shell-11, a supporting column-12, a starting device-13, a spring-14, a protecting device-15, a second shell-131, a push plate-132, a clamping rod-133, a clamping block-134, a stress block-135, a block-341, a cavitation bubble-342, a filling liquid-343, a limiting block-344, a third shell-151, a containing cavity-152, a damping device-153, a sliding block-531, a spring block-532, a bottom plate-533, an impact block-534, a jacket-41, a cavity-42, a stress piece-43, an upper cover plate-31, a component force block-32 and a lower cover plate-33.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Embodiment one: referring to fig. 1-4, the following are specific embodiments of the present invention:
the invention provides high-precision mine displacement safety on-line monitoring and early warning equipment, which structurally comprises a base 1, a monitor 2 and an upper cover 3, wherein the upper end of the base 1 is fixedly connected below the monitor 2 in a embedding way, and the lower part of the upper cover 3 is connected above the monitor 2 in a welding way.
The base 1 comprises first casing 11, support column 12, starting drive 13, spring 14, protection device 15, the inside sliding fit of first casing 11 has support column 12, starting drive 13 welded connection is in first casing 11 left end, spring 14 is extension spring, spring 14 builds in and connects between the inside bottom of first casing 11 and support column 12 below, protection device 15 welded connection is in first casing 11 top, for extension spring 14 can be when starting drive 13 releases spacing to support column 12, with support column 12 quick pullback base 1 inside.
The starting device 13 is composed of a second shell 131, a push plate 132, a clamping rod 133, a clamping block 134 and a stress block 135, wherein the lower end of the push plate 132 is movably clamped on the inner wall of the second shell 131, the left end of the clamping rod 133 is welded on the right upper end of the push plate 132, the right end of the clamping rod 133 is movably matched with the support column 12, the clamping block 134 is arranged above the inner wall of the second shell 131, the lower part of the clamping block 134 is attached to the upper part of the push plate 132, the stress block 135 is in a triangular structure, the stress blocks 135 are provided with a plurality of, the stress blocks 135 are welded on the left side of the push plate 132, and when landslide and collapse occur on the soil, the force of the soil moving on the left side of the starting device 13 is concentrated on the push plate 132, the push plate 132 is enabled to incline rightwards, and the clamping rod 133 is driven to move.
The fixture block 134 is composed of a block 341, a hollow bubble 342, filling liquid 343 and a limiting block 344, wherein the hollow bubble 342 is made of a round hollow nylon material, three hollow bubbles 342 are fixedly embedded at the lower end of the block 341, the filling liquid 343 is arranged inside the block 341 and the hollow bubble 342, the left end and the right end of the joint of the limiting block 344 and the block 341 are respectively provided with small grooves, the limiting block 344 is arranged at the right end below the block 341, the limiting block 344 and the block 341 are of an integrated structure, when the filling liquid 343 is arranged inside the hollow bubble 342 made of the round hollow nylon material, the effect of friction limiting is achieved on the upper portion of the push plate 132, the limiting block 344 with the small grooves is arranged at the left end and the right end of the joint of the block 341, the push plate 132 can be prevented from moving rightwards, when the stress of the limiting block 344 is overlarge, the small grooves are respectively arranged at the left end and the right end of the joint of the block 341, the push plate 132 passes through, the filling liquid 343 arranged inside the block 341 and the hollow bubble 342 is released, and the friction between the block 341 and the hollow bubble 342 is reduced.
Based on the above embodiment, the specific working principle is as follows:
the monitor 2 monitors the surrounding ground condition in real time, when the mountain collapses or slides, the starting device 13 welded at the left end of the first shell 11 of the base 1 is impacted by the moving soil blocks, the force blocks 135 welded and connected at the left side of the push plate 132 and constructed in a triangle form concentrate the force of the moving soil on the left side of the starting device 13 on the push plate 132, so that the push plate 132 tilts rightwards, when the filling liquid 343 is arranged in the hollow bubbles 342 made of nylon material with the spherical hollow structure of the clamping block 134, the friction limiting function can be realized on the upper side of the push plate 132, the limiting block 344 limits the passage of the push plate 132, when the limiting block 344 is stressed too much, small grooves are respectively formed in the left and right ends of the joint with the block 341 to break, so that the pushing plate 132 passes through and the filling liquid 343 in the block 341 and the hollow bubbles 342 is released, friction of the three hollow bubbles 342 to the upper part of the pushing plate 132 is reduced, the pushing plate 132 enters the second shell 131 to drive the clamping rod 133 to move, the right end of the clamping rod 133 contacts the limiting of the supporting column 12, the supporting column 12 is quickly pulled back into the base 1 by the spring 14 which is an extension spring, the supporting column 12 drives the monitor 2 and the upper cover 3 to enter the protecting device 15 to be accommodated, and the expensive monitor 2 is subjected to shock absorption disaster avoidance protection.
Embodiment two: referring to fig. 5-8, the following are specific embodiments of the present invention:
the invention provides high-precision mine displacement safety on-line monitoring and early warning equipment, wherein a protection device 15 consists of a third shell 151, a containing cavity 152 and a damping device 153, the containing cavity 152 is of an upper-wide-lower-narrow structure, the containing cavity 152 is arranged in the third shell 151, the containing cavity 152 and the third shell 151 are of an integrated structure, four damping devices 153 are arranged in total, the four damping devices 153 are movably clamped in the third shell 151 respectively, the containing cavity 152 of the upper-wide-lower-narrow structure is matched with the appearance structures of a monitor 2 and an upper cover 3, the monitor 2 and the upper cover 3 can be contained in the protection device 15, the expensive monitor 2 is protected from being impacted by stones, and the four damping devices 153 can disperse impact forces received by the monitor 2 during recovery to the periphery of the third shell 151.
The shock absorbing device 153 is composed of a slider 531, a spring block 532, a bottom plate 533 and an impact block 534, the spring block 532 is made of V-shaped spring steel, the two spring blocks 532 are respectively and fixedly connected to the bottoms of the left side and the right side of the slider 531, the bottom plate 533 is welded and connected to the upper side of the slider 531, the impact block 534 is made of spandex, the impact block 534 is fixedly connected to the upper side of the bottom plate 533, the lower end of the slider 531 is clamped inside the third shell 151 at ordinary times by the spring block 532 made of V-shaped spring steel, deformation is generated when the shock absorbing device 153 is impacted, the slider 531 slides downwards, and in the sliding process of the slider 531 downwards, the two spring blocks 532 and the inner wall of the third shell 151 are in friction and deceleration so as to absorb impact force, and the impact block 534 made of spandex has good elasticity and can absorb impact and vibration from the monitor 2.
The impact block 534 comprises a jacket 41, a cavity 42 and a force receiving piece 43, wherein the cavity 42 is arranged in the jacket 41, the cavity 42 and the jacket 41 are of an integrated structure, the force receiving piece 43 is of a wavy structure, the force receiving piece 43 is connected to the inner wall of the cavity 42 in a riveting mode, the force receiving piece 43 of the wavy structure can be supported in the deformed cavity 42 when the jacket 41 is impacted, and the force receiving piece 43 subjected to force can incline obliquely to guide the force to two sides.
The upper cover 3 is composed of an upper cover plate 31, a component force block 32 and a lower cover plate 33, wherein the component force block 32 is of an arc disc-shaped structure, the upper end of the component force block 32 is fixedly connected with the center below the upper cover plate 31 in a embedded manner, the lower end of the component force block 32 is connected with the outer ring above the lower cover plate 33 in a riveted manner, and the component force block 32 of the arc disc-shaped structure can disperse huge impact force received by the upper cover plate 31 to the outer ring part of the lower cover plate 33, so that vibration transmitted to the monitor 2 is reduced.
Based on the above embodiment, the specific working principle is as follows:
when the support column 12 falls, the monitor 2 and the upper cover 3 fall inside the protection device 15, the containing cavity 152 and the appearance structures of the monitor 2 and the upper cover 3 are arranged inside the third shell 151 in a wide-down narrow structure, the monitor 2 and the upper cover 3 can be contained inside the protection device 15, the expensive monitor 2 is protected from being impacted by stone blocks, the four damping devices 153 can disperse the impact force received by the monitor 2 during recovery to the periphery of the third shell 151, the monitor 2 impacts the impact blocks 534 made of spandex materials, the force receiving sheets 43 of the wavy structure can be supported inside the deformed cavity 42 when the outer sleeve 41 is impacted, the force receiving sheets 43 of the stress can obliquely topple, the force is guided to two sides, the force is guided to the bottom sheet 533, the elastic blocks 532 made of V-shaped structure spring steel material enable the slider 531 to slide downwards at ordinary times in the third shell 151, deformation can be generated when the damping devices 153 receive impact, the slider 531 slides downwards, the impact blocks 534 are well distributed on the inner walls of the third shell 151 in the sliding block 531, the impact blocks can be prevented from being directly absorbed by the impact blocks, the impact blocks can be directly transmitted to the shock blocks 33 from being received by the shock protection device, and the shock can be prevented from being directly absorbed by the impact blocks 2 on the outer sleeve 2, and the shock absorber 2 can be prevented from being directly from being damaged by the shock protection device.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a high accuracy mine displacement safety on-line monitoring early warning equipment, its structure includes base (1), monitor (2), upper cover (3), its characterized in that:
the upper end of the base (1) is fixedly connected below the monitor (2), and the lower part of the upper cover (3) is welded and connected above the monitor (2);
the base (1) consists of a first shell (11), a support column (12), a starting device (13), a spring (14) and a protection device (15), wherein the support column (12) is in sliding fit with the inside of the first shell (11), the starting device (13) is welded at the left end of the first shell (11), the spring (14) is fixedly embedded between the bottom end inside the first shell (11) and the lower part of the support column (12), and the protection device (15) is welded above the first shell (11);
starting drive (13) comprise second casing (131), push pedal (132), clamping lever (133), fixture block (134), atress piece (135), push pedal (132) lower extreme activity block is in second casing (131) inner wall, clamping lever (133) left end welded connection is in push pedal (132) upper right end, fixture block (134) are installed in second casing (131) inner wall top, atress piece (135) are equipped with a plurality of altogether, a plurality of atress piece (135) welded connection is in push pedal (132) left side.
2. The high-precision mine displacement safety on-line monitoring and early warning device according to claim 1, wherein the device comprises: the fixture block (134) is composed of a block body (341), cavities (342), filling liquid (343) and limiting blocks (344), wherein three cavities (342) are arranged in total, the three cavities (342) are fixedly embedded and connected at the lower end of the block body (341), the filling liquid (343) is arranged inside the block body (341) and the cavities (342), the limiting blocks (344) are arranged at the right end below the block body (341), and the limiting blocks (344) and the block body (341) are of an integrated structure.
3. The high-precision mine displacement safety on-line monitoring and early warning device according to claim 1, wherein the device comprises: the protection device (15) is composed of a third shell (151), a containing cavity (152) and a damping device (153), the containing cavity (152) is arranged inside the third shell (151), the containing cavity (152) and the third shell (151) are of an integrated structure, and the damping device (153) is provided with four damping devices (153) which are movably clamped inside the third shell (151) respectively.
4. The high-precision mine displacement safety on-line monitoring and early warning device according to claim 3, wherein: the shock-absorbing device (153) comprises a sliding block (531), elastic blocks (532), a negative film (533) and impact blocks (534), wherein the elastic blocks (532) are provided with two blocks, the two elastic blocks (532) are respectively fixedly connected to the bottoms of the left side and the right side of the sliding block (531), the negative film (533) is welded and connected to the upper portion of the sliding block (531), and the impact blocks (534) are fixedly connected to the upper portion of the negative film (533).
5. The high-precision mine displacement safety on-line monitoring and early warning device according to claim 4, wherein the device comprises: the impact block (534) is composed of an outer sleeve (41), a cavity (42) and a force receiving piece (43), wherein the cavity (42) is arranged inside, the cavity (42) and the outer sleeve (41) are of an integrated structure, and the force receiving piece (43) is riveted and connected to the inner wall of the cavity (42).
6. The high-precision mine displacement safety on-line monitoring and early warning device according to claim 1, wherein the device comprises: the upper cover (3) consists of an upper cover plate (31), a component force block (32) and a lower cover plate (33), wherein the upper end of the component force block (32) is fixedly connected with the center below the upper cover plate (31), and the lower end of the component force block (32) is riveted and connected with an outer ring above the lower cover plate (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110820632.2A CN113550792B (en) | 2021-07-20 | 2021-07-20 | High-precision mine displacement safety on-line monitoring and early warning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110820632.2A CN113550792B (en) | 2021-07-20 | 2021-07-20 | High-precision mine displacement safety on-line monitoring and early warning equipment |
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| Publication Number | Publication Date |
|---|---|
| CN113550792A CN113550792A (en) | 2021-10-26 |
| CN113550792B true CN113550792B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110820632.2A Active CN113550792B (en) | 2021-07-20 | 2021-07-20 | High-precision mine displacement safety on-line monitoring and early warning equipment |
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|---|---|---|---|---|
| JP5953388B1 (en) * | 2015-03-16 | 2016-07-20 | 森 啓二 | Tire pressure alarm |
| CN106981176A (en) * | 2017-05-25 | 2017-07-25 | 成都麟成科技有限公司 | A kind of seismic sensors audible-visual annunciator with anticollision function |
| CN206946673U (en) * | 2017-05-16 | 2018-01-30 | 成都麟成科技有限公司 | A kind of protection device of seismic sensors audible-visual annunciator |
| CN212259543U (en) * | 2020-07-01 | 2020-12-29 | 合肥分时科技有限公司 | Alarm device in wisdom parking area |
| CN212966447U (en) * | 2020-09-04 | 2021-04-13 | 张凯华 | Mine geological environment early warning device |
| CN213333169U (en) * | 2020-08-11 | 2021-06-01 | 甘肃工程地质研究院 | Geological disaster early warning device |
-
2021
- 2021-07-20 CN CN202110820632.2A patent/CN113550792B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5953388B1 (en) * | 2015-03-16 | 2016-07-20 | 森 啓二 | Tire pressure alarm |
| CN206946673U (en) * | 2017-05-16 | 2018-01-30 | 成都麟成科技有限公司 | A kind of protection device of seismic sensors audible-visual annunciator |
| CN106981176A (en) * | 2017-05-25 | 2017-07-25 | 成都麟成科技有限公司 | A kind of seismic sensors audible-visual annunciator with anticollision function |
| CN212259543U (en) * | 2020-07-01 | 2020-12-29 | 合肥分时科技有限公司 | Alarm device in wisdom parking area |
| CN213333169U (en) * | 2020-08-11 | 2021-06-01 | 甘肃工程地质研究院 | Geological disaster early warning device |
| CN212966447U (en) * | 2020-09-04 | 2021-04-13 | 张凯华 | Mine geological environment early warning device |
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| CN113550792A (en) | 2021-10-26 |
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Effective date of registration: 20231226 Address after: 400000 Baiyangwan community, Huaiyuan village, Jiangjia Town, Banan District, Chongqing Applicant after: Chongqing Jucheng Group Mining Co.,Ltd. Address before: 518000 room 404, building 47, phase II, Pengxing garden, Liantang street, Luohu District, Shenzhen, Guangdong Applicant before: Li Qin |
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