CN114077121B - Energy-saving heat dissipation device for solar wireless monitoring - Google Patents
Energy-saving heat dissipation device for solar wireless monitoring Download PDFInfo
- Publication number
- CN114077121B CN114077121B CN202010793335.9A CN202010793335A CN114077121B CN 114077121 B CN114077121 B CN 114077121B CN 202010793335 A CN202010793335 A CN 202010793335A CN 114077121 B CN114077121 B CN 114077121B
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- air inlet
- inlet pipe
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 40
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 14
- 239000002893 slag Substances 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000004065 semiconductor Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 241000270295 Serpentes Species 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 206010010904 Convulsion Diseases 0.000 description 1
- 241001233242 Lontra Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/52—Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Photovoltaic Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention belongs to the technical field of wireless monitoring, in particular to an energy-saving heat dissipation device for solar wireless monitoring, which aims at solving the problems that the existing wireless monitoring is cooled by an external fan, the cooling effect is poor and a large amount of energy is consumed. According to the energy-saving heat dissipation device for solar wireless monitoring, the first slag storage tank, the second slag storage tank and the convex blocks are arranged, impurities in rainwater can be collected and purified through the first slag storage tank and the second slag storage tank, the convex blocks can block the residues, the purifying effect is improved, the damage of the rainwater residues to the monitoring camera is avoided, and the use safety of the device is improved.
Description
Technical Field
The invention relates to the technical field of wireless monitoring, in particular to an energy-saving heat dissipation device for solar wireless monitoring.
Background
Wireless monitoring refers to a monitoring system that uses radio waves to transmit signals such as video, sound, data, etc. The wireless monitoring does not need to conduct cable defense arrangement, so that the initial construction cost is greatly reduced, and the wireless monitoring is particularly suitable for large application scenes in a monitored area.
The wireless monitoring camera is quite common wireless monitoring equipment, and the existing wireless monitoring camera is directly provided with a cooling fan at the tail part of the camera for cooling, so that the natural environment where the outdoor camera is located cannot be well utilized in the mode, and the energy-saving effect cannot be achieved, and therefore an energy-saving cooling device for solar wireless monitoring needs to be designed to solve the problems.
Disclosure of Invention
Based on the technical problems that the existing wireless monitoring is to cool by an external fan, the cooling effect is poor, and a large amount of energy is consumed, the invention provides an energy-saving heat dissipation device for solar wireless monitoring.
The invention provides an energy-saving heat dissipation device for solar wireless monitoring, which comprises a first arc-shaped supporting plate, wherein second arc-shaped supporting plates are fixedly arranged on the outer walls of the bottoms of the first arc-shaped supporting plates at equal intervals, first mounting grooves are formed in the outer walls of the two ends of the bottoms of the second arc-shaped supporting plates, first water guide pipes are fixedly arranged on the inner walls of the two first mounting grooves, second water guide pipes are fixedly arranged on the outer walls of the tops of the two first water guide pipes, first filter screen plates are fixedly arranged on the inner walls of the tops of the circumferences of the two second water guide pipes, water collecting pipes are fixedly arranged on the outer walls of the tops of the first arc-shaped supporting plates, first slag storage grooves are formed in the inner walls of the two ends of the water collecting pipes, arc-shaped clamping plates are connected with the outer walls of the bottoms of the two ends of the bottoms of the second arc-shaped supporting plates through hinges, connecting plates are fixedly arranged on the outer walls of the bottoms of the adjacent ends of the two arc-shaped clamping plates, threaded holes are formed in the middle outer walls of one ends of the two connecting plates, and the inner walls of the two threaded holes are connected with the same fixing bolt through threads.
Preferably, the top outer walls of the two arc clamping plates far away from one end are provided with drainage grooves, and the bottom inner walls of the two drainage grooves are in inclined mouths.
Preferably, second slag storage grooves which are equidistantly arranged are formed in the outer wall of the top of the first arc-shaped supporting plate, and protruding blocks are fixedly arranged on the inner walls of the notch of the second slag storage grooves.
Preferably, the outer wall of one side of the bottom of the first arc-shaped supporting plate is fixedly provided with an air inlet pipe, and the outer wall of one side of the top of the air inlet pipe is fixedly provided with a solar panel.
Preferably, the inner walls at two ends of the circumference of the air inlet pipe are fixedly provided with the protective screen plates, and the inner wall at one end of the circumference of the air inlet pipe is fixedly provided with the exhaust fan.
Preferably, the air inlet pipe is L-shaped, and a second filter screen plate is fixedly arranged on the inner wall of an arc opening of the air inlet pipe, and the second filter screen plate is in a snake shape.
Preferably, the outer wall of the bottom of one side of the air inlet pipe is provided with a mounting opening, and the inner wall of the mounting opening is fixedly provided with a semiconductor refrigerating sheet.
Preferably, a wind shield is fixedly arranged on the inner wall of the bottom at the other side of the air inlet pipe.
Preferably, the bottom outer wall fixed mounting of second arc backup pad has the frid, and the inner wall grafting of frid has the heat conduction board, the equal fixed mounting of outer wall at heat conduction board top both ends has the spring, and the top outer wall of spring all is connected with the notch top inner wall of frid through the bolt.
Compared with the prior art, the invention provides an energy-saving heat dissipation device for solar wireless monitoring, which has the following beneficial effects:
This an energy-conserving heat abstractor for wireless control of solar energy is provided with the second arc backup pad through the bottom at first arc backup pad to be provided with first aqueduct, second aqueduct and water collecting pipe in the second arc backup pad, can collect the rainwater by water collecting pipe, with arc splint centre gripping at the top of monitoring the camera, the rainwater flows through second aqueduct and first aqueduct, and then cools down second arc backup pad and arc splint, and then realizes cooling down the heat dissipation to monitoring the camera, utilizes the heat dissipation of rainwater, can effectually realize energy-conserving radiating effect.
This an energy-conserving heat abstractor for solar energy wireless monitoring through being provided with first slag storage tank, second slag storage tank and lug, can collect the impurity in the rainwater by first slag storage tank and second slag storage tank and purify, and the lug can block the residue, improves purifying effect, avoids the rainwater residue to cause the damage to surveillance camera head, has improved the security that the device used.
This an energy-conserving heat abstractor for solar energy wireless monitoring, through being provided with the intake pipe, and set up the intake pipe into the L type, and buckle the department at the intake pipe inner wall side and set up the second filter screen plate, make the second filter screen plate become snakelike structure simultaneously, in the in-process that uses the air exhauster to carry out the convulsions, the air can upwards move, and buckle the department at the intake pipe and produce and turn to, carry out purification treatment by the second filter screen plate to the air, snakelike setting can effectually improve filterable area, and then improve the filter effect, in addition, the deep bead can effectually guarantee that the wind flows and pass the second filter screen plate, the sufficiency of purifying has further been guaranteed, the wind flow to the suction is cooled down by the semiconductor refrigeration piece, further improvement radiating effect.
This an energy-conserving heat abstractor for solar energy wireless monitoring, in embodiment 2, through being provided with frid, spring and heat conduction board, can buffer the power of centre gripping in-process by the spring, avoid the clamping force to cause the damage to monitoring camera, improved the security that the device used.
Drawings
Fig. 1 is a schematic perspective view of an energy-saving heat dissipation device for solar wireless monitoring according to the present invention;
FIG. 2 is a schematic diagram of a partial side sectional structure of an arc clamping plate and a first arc supporting plate of an energy-saving heat dissipating device for wireless solar monitoring according to the present invention;
Fig. 3 is a schematic diagram of a partial front cross-sectional structure of an air inlet pipe of an energy-saving heat dissipating device for solar wireless monitoring according to the present invention;
fig. 4 is a schematic diagram of a partial side sectional structure of a first arc-shaped support plate and a second arc-shaped support plate in embodiment 2 of an energy-saving heat dissipating device for wireless solar monitoring according to the present invention.
In the figure: 1 air inlet pipe, 2 solar cell panel, 3 first arc backup pad, 4 gather water pipe, 5 water drainage tank, 6 arc splint, 7 connecting plates, 8 fixing bolt, 9 first aqueduct, 10 second aqueduct, 11 first slag storage tank, 12 first filter screen plate, 13 second arc backup pad, 14 second slag storage tank, 15 lug, 16 semiconductor refrigeration piece, 17 protection otter board, 18 deep bead, 19 second filter screen plate, 20 air exhauster, 21 frid, 22 spring, 23 heat conduction board.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-3, an energy-saving heat abstractor for solar energy wireless monitoring, including first arc backup pad 3, the bottom outer wall of first arc backup pad 3 has second arc backup pad 13 that the equidistance set up through bolted connection, and the first mounting groove has all been seted up to the outer wall at second arc backup pad 13 bottom both ends, the inner wall of two first mounting grooves has first aqueduct 9 through bolted connection, the top outer wall of two first aqueduct 9 has second aqueduct 10 through bolted connection, and the circumference top inner wall of two second aqueduct 10 has first filter screen 12 through bolted connection, the top outer wall of first arc backup pad 3 has water pipe 4 through bolted connection, and first slag storage groove 11 has all been seted up to the inner wall at water pipe 4 both ends, the outer wall at the bottom both ends of second arc backup pad 13 has arc splint 6 through hinged joint, and the bottom outer wall of the adjacent one end of two arc splint 6 has connecting plate 7 through bolted connection, threaded hole has all been seted up through the middle part outer wall of two connecting plate 7 one end, the same fixed bolt 8 through threaded connection to the inner wall of two threaded holes.
In the invention, the top outer walls of two arc clamping plates 6 far away from one end are respectively provided with a drainage groove 5, and the bottom inner walls of the two drainage grooves 5 are respectively in an inclined opening shape;
the outer wall of the top of the first arc-shaped supporting plate 3 is provided with second slag storage grooves 14 which are equidistantly arranged, and the inner walls of the notch of the second slag storage grooves 14 are connected with lugs 15 through bolts;
The outer wall of one side of the bottom of the first arc-shaped supporting plate 3 is connected with an air inlet pipe 1 through a bolt, and the outer wall of one side of the top of the air inlet pipe 1 is connected with a solar panel 2 through a bolt;
The inner walls at two ends of the circumference of the air inlet pipe 1 are connected with a protective screen 17 through bolts, and the inner wall at one end of the circumference of the air inlet pipe 1 is connected with an exhaust fan 20 through bolts;
the air inlet pipe 1 is L-shaped, the inner wall of an arc opening of the air inlet pipe 1 is connected with a second filter screen plate 19 through bolts, and the second filter screen plate 19 is in a snake shape;
The outer wall of the bottom of one side of the air inlet pipe 1 is provided with a mounting opening, and the inner wall of the mounting opening is connected with a semiconductor refrigerating sheet 16 through a bolt;
The inner wall of the bottom of the other side of the air inlet pipe 1 is connected with a wind shield 18 through bolts.
Working principle: when the device is used, a user firstly needs to put the first arc-shaped supporting plate 3 at the top of the camera, the arc-shaped clamping plate 6 is clamped on the outer wall of the camera, the fixing bolt 8 is used for fixing the arc-shaped clamping plate, then the exhaust fan 20 is started, the exhaust fan 20 is used for blowing air to the camera, the semiconductor refrigerating sheet 16 is used for cooling air flow, and further the radiating effect of the camera is achieved, in the using process of the device, solar energy is converted into electric energy by the solar cell panel 2 and stored in a storage battery equipped with the solar cell panel 2, auxiliary power supply treatment is carried out on the device, the energy-saving and environment-friendly effect is improved, rainwater flows through the second water guide pipe 10 and the first water guide pipe 9, further the second arc-shaped supporting plate 13 and the arc-shaped clamping plate 6 are cooled, further the monitoring camera is cooled, the radiating effect of the monitoring camera is achieved, and the energy-saving radiating effect can be effectively achieved by utilizing the radiating of the rainwater.
Example 2
Referring to fig. 1-4, an energy-saving heat dissipation device for solar wireless monitoring further comprises a groove plate 21 mounted on the outer wall of the bottom of the second arc-shaped supporting plate 13 through bolts, wherein a heat conducting plate 23 is inserted into the inner wall of the groove plate 21, the outer walls of the two ends of the top of the heat conducting plate 23 are connected with springs 22 through bolts, and the top outer walls of the springs 22 are connected with the inner wall of the top of a notch of the groove plate 21 through bolts.
Working principle: during the use, through being provided with frid 21, spring 22 and heat conduction board 23 in the bottom of second arc backup pad 13, can be by the spring 22 to the power buffering of centre gripping in-process, avoid the clamping force to cause the damage to the surveillance camera head, improved the security that the device used.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the invention is mainly used for protecting a mechanical device, so the invention does not explain the control mode and circuit connection in detail.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides an energy-conserving heat abstractor for solar energy wireless monitoring, includes first arc backup pad (3), its characterized in that, the bottom outer wall fixed mounting of first arc backup pad (3) has second arc backup pad (13) that the equidistance set up, and first mounting groove has all been seted up to the outer wall at second arc backup pad (13) bottom both ends, and the equal fixed mounting of inner wall of two first mounting grooves has first aqueduct (9), two the equal fixed mounting of top outer wall of first aqueduct (9) has second aqueduct (10), and the equal fixed mounting of circumference top inner wall of two second aqueduct (10) has first filter screen plate (12), the top outer wall fixed mounting of first arc backup pad (3) has water gathering pipe (4), and the inner wall at water gathering pipe (4) both ends has all been seted up first slag storage groove (11), the outer wall at second arc backup pad (13) bottom both ends has arc splint (6) through hinged joint, and the equal fixed mounting of the bottom outer wall of two adjacent one end of arc splint (6) has connecting plate (7), and the equal fixed mounting of two connecting plate (7), and the equal screw thread hole (8) have through the screw thread hole of two screw thread connection holes;
An air inlet pipe (1) is fixedly arranged on the outer wall of one side of the bottom of the first arc-shaped supporting plate (3), and a solar panel (2) is fixedly arranged on the outer wall of one side of the top of the air inlet pipe (1);
The inner walls of the two ends of the circumference of the air inlet pipe (1) are fixedly provided with protective screen plates (17), and the inner wall of one end of the circumference of the air inlet pipe (1) is fixedly provided with an exhaust fan (20);
the air inlet pipe (1) is L-shaped, a second filter screen plate (19) is fixedly arranged on the inner wall of an arc opening of the air inlet pipe (1), and the second filter screen plate (19) is in a snake shape;
The outer wall of the bottom at one side of the air inlet pipe (1) is provided with a mounting opening, and the inner wall of the mounting opening is fixedly provided with a semiconductor refrigerating sheet (16);
Put the top at the camera with first arc backup pad to with arc splint centre gripping at the outer wall of camera, fix by fixing bolt, start the air exhauster afterwards, blast air to the camera by the air exhauster, cool down the wind stream by the semiconductor refrigeration piece, and then realize carrying out radiating effect to the camera, the device in-process of using, convert solar energy into electric energy storage in the battery that solar cell panel was equipped by solar cell panel, carry out supplementary power supply processing to the device, improved energy-concerving and environment-protective effect, the rainwater flows through second aqueduct and first aqueduct, and then cool down second arc backup pad and arc splint.
2. An energy-saving and heat-dissipating device for solar wireless monitoring according to claim 1, wherein the top outer walls of the two arc-shaped clamping plates (6) far away from one end are provided with drainage grooves (5), and the bottom inner walls of the two drainage grooves (5) are in a bevel shape.
3. The energy-saving heat dissipation device for solar wireless monitoring according to claim 1, wherein the outer wall of the top of the first arc-shaped supporting plate (3) is provided with second slag storage grooves (14) which are equidistantly arranged, and the inner walls of the notch of the second slag storage grooves (14) are fixedly provided with convex blocks (15).
4. An energy-saving and heat-dissipating device for solar wireless monitoring according to claim 1, wherein a wind screen (18) is fixedly arranged on the inner wall of the bottom of the other side of the air inlet pipe (1).
5. The energy-saving heat dissipation device for solar wireless monitoring according to claim 1, wherein the bottom outer wall of the second arc-shaped supporting plate (13) is fixedly provided with a groove plate (21), the inner wall of the groove plate (21) is inserted with a heat conducting plate (23), the outer walls at the two ends of the top of the heat conducting plate (23) are fixedly provided with springs (22), and the top outer walls of the springs (22) are connected with the inner wall of the top of the notch of the groove plate (21) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010793335.9A CN114077121B (en) | 2020-08-10 | 2020-08-10 | Energy-saving heat dissipation device for solar wireless monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010793335.9A CN114077121B (en) | 2020-08-10 | 2020-08-10 | Energy-saving heat dissipation device for solar wireless monitoring |
Publications (2)
| Publication Number | Publication Date |
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| CN114077121A CN114077121A (en) | 2022-02-22 |
| CN114077121B true CN114077121B (en) | 2024-05-07 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205071149U (en) * | 2015-11-06 | 2016-03-02 | 中冶赛迪工程技术股份有限公司 | Video capture device |
| CN209676736U (en) * | 2018-12-08 | 2019-11-22 | 大连智宏科技咨询有限公司 | A kind of high-cooling property mixing audio and video matrix equipment |
| CN210093380U (en) * | 2019-06-27 | 2020-02-18 | 深圳市创智安防设备有限公司 | Novel energy-concerving and environment-protective control for building device |
| CN210297873U (en) * | 2019-10-22 | 2020-04-10 | 深圳市施瑞安科技有限公司 | Intelligent waterproof radiating monitoring camera |
| CN210327823U (en) * | 2019-11-07 | 2020-04-14 | 陈志刚 | Engineering safety monitoring device based on computer network |
| CN210315918U (en) * | 2019-05-27 | 2020-04-14 | 李娟� | Sponge city rainwater shunting discharging equipment |
-
2020
- 2020-08-10 CN CN202010793335.9A patent/CN114077121B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205071149U (en) * | 2015-11-06 | 2016-03-02 | 中冶赛迪工程技术股份有限公司 | Video capture device |
| CN209676736U (en) * | 2018-12-08 | 2019-11-22 | 大连智宏科技咨询有限公司 | A kind of high-cooling property mixing audio and video matrix equipment |
| CN210315918U (en) * | 2019-05-27 | 2020-04-14 | 李娟� | Sponge city rainwater shunting discharging equipment |
| CN210093380U (en) * | 2019-06-27 | 2020-02-18 | 深圳市创智安防设备有限公司 | Novel energy-concerving and environment-protective control for building device |
| CN210297873U (en) * | 2019-10-22 | 2020-04-10 | 深圳市施瑞安科技有限公司 | Intelligent waterproof radiating monitoring camera |
| CN210327823U (en) * | 2019-11-07 | 2020-04-14 | 陈志刚 | Engineering safety monitoring device based on computer network |
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| Publication number | Publication date |
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| CN114077121A (en) | 2022-02-22 |
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