CN215453137U - Electronic monitoring device - Google Patents

Electronic monitoring device Download PDF

Info

Publication number
CN215453137U
CN215453137U CN202121975743.2U CN202121975743U CN215453137U CN 215453137 U CN215453137 U CN 215453137U CN 202121975743 U CN202121975743 U CN 202121975743U CN 215453137 U CN215453137 U CN 215453137U
Authority
CN
China
Prior art keywords
monitoring device
screw hole
screw
monitoring
penetrates
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202121975743.2U
Other languages
Chinese (zh)
Inventor
刘家斌
叶旻辉
刘聪
秦存浩
张婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong University of Technology
Original Assignee
Guangdong University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong University of Technology filed Critical Guangdong University of Technology
Priority to CN202121975743.2U priority Critical patent/CN215453137U/en
Application granted granted Critical
Publication of CN215453137U publication Critical patent/CN215453137U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Studio Devices (AREA)

Abstract

The utility model provides an electronic monitoring device which comprises a supporting rod, a connecting rod and monitoring equipment, wherein a connector is fixed at the top of the supporting rod, a motor and a wireless remote control module are fixed in the connector, a through hole is formed in the top of the connector, one end of the connecting rod is sleeved with a bearing, the outer side of the bearing is fixed in the through hole, a toothed ring is formed on the inner wall periphery of the end, sleeved with the bearing, of the connecting rod, a gear is connected with a rotating shaft of the motor, the gear is meshed with the toothed ring, the monitoring equipment is installed at the other end of the connecting rod, a shielding plate is installed at the top of the monitoring equipment, and the monitoring equipment and the motor are both electrically connected with the wireless remote control module. The utility model can conveniently adjust the monitoring angle of the device, effectively ensure the quality and continuity of the monitoring picture, automatically monitor the surrounding environment in multiple directions, and has simple maintenance and debugging of the device, and can avoid foreign matters from accumulating on the top of the monitoring device, lighten the top load of the device and effectively block high temperature and rainwater.

Description

Electronic monitoring device
Technical Field
The utility model relates to the technical field of electronic monitoring, in particular to an electronic monitoring device.
Background
The monitoring device belongs to the category of monitoring systems, the monitoring system is one of the most applied systems in security systems, aiming at the life and property safety of people, the decision can be quickly made by using the powerful functions of real-time monitoring and recording and seeing the on-site video of an emergency through a mobile phone or a computer at the first time; the link of communication is simple, direct and efficient.
Currently, a common monitoring video is mostly fixed on the roadside and is powered by solar energy, for example, chinese patent with publication number CN108343810A and publication number 2018.7.31: the utility model provides a novel electronic monitoring device, this patent adopt solar energy power generation, and energy-concerving and environment-protective and power supply are stable, and the watch-dog locking is firm, and the watch-dog connects electric safety and stability, and the watch-dog can lock fast, still can prevent simultaneously that the watch-dog from receiving external force influences such as strong wind not hard up and influence the stability of internal power connection. But the watch-dog of above-mentioned patent lacks the function that turns to, and monitoring device on the existing market is mostly when adjusting the control angle, easily takes place local control visual angle fuzzy and disappearance, can't ensure the quality and the continuity of control picture, can't accomplish the diversified automatic monitoring to surrounding environment, and it is comparatively loaded down with trivial details to the process of device maintenance and debugging, takes place often that the control period image loses the phenomenon, and the device top is easily piled up debris moreover, and the function of separation high temperature and rainwater is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electronic monitoring device, which can conveniently adjust the monitoring angle of equipment, effectively ensure the quality and continuity of a monitoring picture, automatically monitor the surrounding environment in multiple directions, is simple to maintain and debug, can prevent foreign matters from being accumulated on the top of the monitoring device, reduces the top load of the device and effectively blocks high temperature and rainwater.
The technical scheme of the utility model is as follows:
the utility model provides an electronic monitoring device, includes bracing piece, connecting rod and supervisory equipment, the top of bracing piece is fixed with the connector, the connector internal fixation has motor and wireless remote control module, the through-hole has been seted up at the connector top, the bearing has been cup jointed to the one end of connecting rod, the outside of bearing is fixed in the through-hole, the connecting rod has cup jointed the one end inner wall week side of bearing and has been formed with the ring gear, the axis of rotation of motor is connected with the gear, the gear with the ring gear meshing, the other end installation of connecting rod supervisory equipment, the shielding plate is installed at supervisory equipment's top, supervisory equipment, motor all with wireless remote control module electric connection.
The wireless remote control module is connected with an external power supply through a power line and supplies power to the monitoring equipment and the motor. When the monitoring direction of the monitoring equipment needs to be adjusted, a control command is sent to the wireless remote control module through an external remote controller, so that the wireless remote control module drives the motor to rotate, the motor is in meshing transmission with the gear ring through the gear, and then the connecting rod is driven to rotate relative to the supporting rod through the bearing, so that the monitoring equipment can stably adjust the monitoring direction; in addition, the shielding plate is arranged at the top of the monitoring equipment and used for shielding foreign matters, the top load of the equipment is reduced, high temperature and rainwater can be effectively blocked, and the service life of the equipment is prolonged.
Further, install the lithium cell in the connector, the lithium cell pass through the battery case with wireless remote control module electric connection.
The lithium cell is used for outage state and voltage unbalance state to supervisory equipment's continuous power supply, and the guarantee supervisory equipment does not receive external power supply factor to influence, avoids taking place the control period image and loses the phenomenon and take place, for traditional solar panel battery power supply, does not receive weather factor to influence, realizes the whole online incessant monitor function of equipment.
Further, the connecting rod is L type structure, keeps away from the one end of connector is fixed with the connecting plate, be fixed with two bracing arms on the connecting plate, two the bracing arm forms and presss from both sides the groove, just the bracing arm is equipped with the screw, supervisory equipment's bottom is equipped with the corner seat piece, the screw has been seted up to the corner seat piece, the corner seat piece is arranged in and is pressed from both sides the inslot in, and follows one side through the screw of bracing arm penetrates to one side, passes again the screw of corner seat piece is from the opposite side at last the screw of bracing arm is worn out and is locked with the nut, so that the corner seat piece is articulated to be installed in pressing from both sides the inslot.
According to specific use needs, the horizontal included angle between the monitoring equipment and the inclined strut arm can be adjusted by rotating the screw, and then the monitoring angle of the monitoring equipment on the vertical plane is adjusted.
Further, side cavities are formed in the two sides of the monitoring equipment and are connected with connecting blocks, and the other ends of the two connecting blocks are connected with the two sides of the shielding plate respectively.
Further, the screw has all been seted up to the both sides in side chamber, the screw has been seted up to the one end of connecting block, the one end of connecting block is arranged in the side intracavity is followed through the screw the supervisory equipment's the outside penetrates one side screw in side chamber, passes again the screw of connecting block is followed at last the opposite side screw in side chamber is worn out and is locked with the nut, so that the connecting block is articulated to be installed in the side intracavity.
Further, the both sides of shielding plate all are equipped with the wall piece of taking the screw, and each side all is equipped with two wall pieces and forms the mounting groove, keeping away from of connecting block the one end in side chamber is equipped with the screw, in the mounting groove was arranged in to the one end of connecting block, and through the screw from one side the screw of wall piece penetrates, passes again the screw of connecting block is from the opposite side at last the screw of wall piece is worn out and is locked with the nut, so that the connecting block is articulated to be installed in the mounting groove.
Through the screw at connecting block both ends, make the both ends of connecting block respectively through the mounting screw in supervisory equipment's side chamber and the mounting groove of shielding plate, make shielding plate accessible connecting block adjust relative supervisory equipment's the degree that opens and shuts that shelters from to adapt to different use scenes.
Furthermore, the shielding plate is an inverted V-shaped structure formed by two wing plates, and the edges of the wing plates are arc-shaped.
Make the foreign matter be difficult for piling up at the top of shielding plate, alleviate the top load of equipment to enable the quick landing of rainwater from both sides, effectively block the rainwater, prolong the life of equipment.
Further, the surface of the shielding plate is covered with a glass fiber coating. Can reflect most of sunlight, effectively reduce the influence of high temperature on the equipment and prolong the service life of the equipment.
Further, the bottom fixedly connected with foot dish of bracing piece, a plurality of screws have been seted up in running through on the surface of foot dish, pass the screw with the bolt, make foot dish fixed mounting is in appointed pre-buried point.
The whole device is fixed at a designated pre-buried point through the disc foot, so that the monitoring equipment can stably monitor.
Further, the monitoring equipment comprises a camera for video capture.
The utility model has the beneficial effects that:
according to the utility model, through the transmission arrangement of the motor and the toothed ring, when the monitoring angle is adjusted, the monitoring equipment can realize stable horizontal steering directly through the motor, so that in the process of horizontally adjusting the monitoring visual angle, the constant-speed adjustment of the monitoring visual field is ensured, the local monitoring visual angle blurring and missing caused by overlarge adjusting force are prevented, and the quality and continuity of a monitoring picture are ensured while the monitoring visual angle is horizontally adjusted by the monitoring equipment; through the arrangement of the motor, under the networking coordination of the wireless remote control modules, the monitoring angle can be automatically adjusted in a rotating mode according to specific use requirements, the multi-directional automatic monitoring of the surrounding environment is realized, the monitoring angle is adjusted in a rotating mode without disassembling the monitoring equipment, and the later complicated process of maintaining and debugging the device is simplified; meanwhile, due to the arrangement of the shielding plate, foreign matters can be prevented from being accumulated on the top of the monitoring equipment, the top load of the equipment is reduced, high temperature and rainwater can be effectively blocked, and the service life of the equipment is prolonged.
Drawings
FIG. 1 is a schematic structural diagram of an electronic monitoring device according to the present invention;
FIG. 2 is a schematic structural view of the connection between the connector and the connecting rod;
FIG. 3 is a schematic end view of the connecting rod with a toothed ring;
FIG. 4 is a schematic view of the angle block being connected to the angle brace;
FIG. 5 is a schematic exploded view of the side cavity in connection with the connector block;
FIG. 6 is a schematic structural view of the connection block and the shielding plate;
in the figure: the device comprises a support rod 1, a connecting rod 2, a toothed ring 201, a monitoring device 3, a side cavity 301, a connector 4, a through hole 401, a motor 5, a gear 501, a wireless remote control module 6, a baffle plate 7, a lithium battery 8, a connecting plate 9, an inclined support arm 10, an angle seat block 11, a connecting block 12, a wall block 13, a foot disc 14 and a bearing 15.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1-3, an electronic monitoring device, including bracing piece 1, connecting rod 2 and supervisory equipment 3, the top of bracing piece 1 is fixed with connector 4, connector 4 internal fixation has motor 5 and wireless remote control module 6, through-hole 401 has been seted up at connector 4 top, bearing 15 has been cup jointed to the one end of connecting rod 2, the outside of bearing 15 is fixed in through-hole 401, connecting rod 2 has been cup jointed bearing 15's one end inner wall week side and has been formed with ring gear 201, the axis of rotation of motor 5 is connected with gear 501, gear 501 and ring gear 201 mesh, supervisory equipment 3 is installed to the other end of connecting rod 2, shielding plate 7 is installed at supervisory equipment 3's top, supervisory equipment 3, motor 5 all with wireless remote control module 6 electric connection.
The wireless remote control module 6 is connected with an external power supply through a power line and supplies power to the monitoring equipment 3 and the motor 5. When the monitoring direction of the monitoring equipment 3 needs to be adjusted, a control command is sent to the wireless remote control module 6 through an external remote controller, so that the wireless remote control module drives the motor 5 to rotate, the motor 5 is in meshing transmission with the gear ring 201 through the gear 501, and then the connecting rod 2 is driven to realize relative rotation relative to the supporting rod 1 through the bearing 15, so that the monitoring equipment 3 can stably realize the adjustment of the monitoring direction; in addition, the shielding plate 7 is arranged at the top of the monitoring equipment 3 and used for shielding foreign matters, so that the top load of the equipment is reduced, high temperature and rainwater can be effectively blocked, and the service life of the equipment is prolonged.
Wherein, in this embodiment, shielding plate 7 is the type of falling V structure that two pterygoid laminas constitute, and the edges and corners of pterygoid laminas are the circular arc type design, and the purpose of design like this makes the foreign matter be difficult for piling up at shielding plate 7's top, can alleviate the top load of equipment to enable the quick landing of rainwater from both sides, effectively block the rainwater, prolong the life of equipment. Meanwhile, the surface of the shielding plate 7 is covered with the glass fiber coating, and the glass fiber coating can reflect most of sunlight, so that the influence of high temperature on the equipment is effectively reduced, and the service life of the equipment is further prolonged.
Referring to fig. 2, in the present embodiment, a lithium battery 8 is installed in the connector 4, and the lithium battery 8 is electrically connected to the wireless remote control module 6 through a battery box. Lithium cell 8 is used for outage state and voltage unbalance state to supervisory equipment 3's continuous power supply, and guarantee supervisory equipment 3 does not receive external power supply factor to influence, avoids taking place the control period image and loses the phenomenon and take place, for traditional solar panel battery power supply, does not receive weather factor to influence, realizes the whole online incessant monitor function of equipment.
Referring to fig. 1 and 4, in this embodiment, the connecting rod 2 is an L-shaped structure, a connecting plate 9 is fixed at one end far away from the connector 4, two diagonal bracing arms 10 are fixed on the connecting plate 9, the two diagonal bracing arms 10 form a clamping groove, the diagonal bracing arms 10 are provided with screw holes, a corner block 11 is arranged at the bottom of the monitoring device 3, the corner block 11 is provided with screw holes, the corner block 11 is arranged in the clamping groove, and penetrates through the screw holes of the diagonal bracing arms 10 at one side through screws and then penetrates through the screw holes of the corner block 11, and finally penetrates out of the screw holes of the diagonal bracing arms 10 at the other side and is locked by nuts, so that the corner block 11 is hinged and installed in the clamping groove. The horizontal included angle between the monitoring device 3 and the inclined supporting arm 10 can be adjusted by rotating the screw according to specific use requirements, and then the monitoring angle of the monitoring device 3 on a vertical plane can be adjusted.
In this embodiment, side cavities 301 are formed on both sides of the monitoring device 3, the side cavities 301 are connected with connecting blocks 12, and the other ends of the two connecting blocks 12 are respectively connected with both sides of the shielding plate 7;
referring to fig. 5, both sides of the side cavity 301 are provided with screw holes, one end of the connecting block 12 is provided with a screw hole, one end of the connecting block 12 is arranged in the side cavity 301, penetrates through the screw hole at one side of the side cavity 301 from the outer side of the monitoring device 3 through a screw, penetrates through the screw hole of the connecting block 12, and finally penetrates out of the screw hole at the other side of the side cavity 301 and is locked by a nut, so that one end of the connecting block 12 is hinged and installed in the side cavity 301; referring to fig. 6, wall blocks 13 with screw holes are arranged on both sides of the shielding plate 7, two wall blocks 13 are arranged on each side to form a mounting groove, a screw hole is also arranged on the other end of the connecting block 12, the other end of the connecting block 12 is arranged in the mounting groove, penetrates through the screw hole of the wall block 13 on one side through a screw, penetrates through the screw hole of the connecting block 12, penetrates out of the screw hole of the wall block 13 on the other side and is locked by a nut, so that the other end of the connecting block 12 is hinged and mounted in the mounting groove; through the screw at connecting block 12 both ends, make the both ends of connecting block 12 pass through the mounting screw respectively in supervisory equipment 3's side chamber 301 and shielding plate 7's mounting groove, make shielding plate 7 accessible connecting block 12 adjust relative supervisory equipment 3 shelter from the degree of opening and shutting to adapt to different use scenes.
Referring to fig. 1, in the present embodiment, a foot plate 14 is fixedly connected to the bottom of the support rod 1, a plurality of screw holes are formed through the surface of the foot plate 14, and bolts are inserted through the screw holes to fixedly mount the foot plate 14 on a designated pre-buried point. The whole device is fixed at a designated pre-buried point through the disc foot 14, so that the monitoring equipment can stably monitor.
In the present embodiment, the monitoring device 3 includes a camera for taking a video snapshot, and may also be other devices for performing detection, such as an infrared monitor, a vehicle speed monitor, and the like.
In the present embodiment, the wireless remote control module 6 is an existing module, and the control circuit, process and principle for the motor and the on and off of the monitoring device are well known to those skilled in the art, and will not be described here.
According to the utility model, through the transmission arrangement of the motor 5 and the toothed ring 501, when the monitoring angle is adjusted, the monitoring device 3 can realize stable horizontal steering directly through the motor 5, so that in the process of horizontally adjusting the monitoring visual angle, the uniform adjustment of the monitoring visual field is ensured, the blurring and missing of the local monitoring visual angle caused by overlarge adjusting force are prevented, and the quality and the continuity of a monitoring picture are ensured while the monitoring visual angle is horizontally adjusted by the monitoring device 3; through the arrangement of the motor 5, under the networking coordination of the wireless remote control module 6, the monitoring angle can be automatically adjusted in a rotating mode according to specific use requirements, the multi-directional automatic monitoring of the surrounding environment is realized, the monitoring angle is adjusted in a rotating mode without disassembling the monitoring equipment 3, and the later complicated process of maintaining and debugging the device is simplified; meanwhile, the shielding plate 7 is arranged, so that foreign matters can be prevented from being accumulated on the top of the monitoring equipment 3, the top load of the equipment is reduced, high temperature and rainwater can be effectively blocked, and the service life of the equipment is prolonged.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The electronic monitoring device is characterized by comprising a supporting rod (1), a connecting rod (2) and monitoring equipment (3), wherein a connector (4) is fixed at the top of the supporting rod (1), a motor (5) and a wireless remote control module (6) are fixed in the connector (4), a through hole (401) is formed in the top of the connector (4), a bearing (15) is sleeved at one end of the connecting rod (2), the outer side of the bearing (15) is fixed in the through hole (401), a toothed ring (201) is formed on the inner wall peripheral side of one end of the connecting rod (2) sleeved with the bearing (15), a gear (501) is connected with a rotating shaft of the motor (5), the gear (501) is meshed with the toothed ring (201), the monitoring equipment (3) is installed at the other end of the connecting rod (2), a shielding plate (7) is installed at the top of the monitoring equipment (3), the monitoring equipment (3) and the motor (5) are electrically connected with the wireless remote control module (6).
2. The electronic monitoring device according to claim 1, wherein a lithium battery (8) is installed in the connector (4), and the lithium battery (8) is electrically connected with the wireless remote control module (6) through a battery box.
3. The electronic monitoring device according to claim 1, wherein the connecting rod (2) is of an L-shaped structure, a connecting plate (9) is fixed at one end far away from the connecting head (4), two diagonal braces (10) are fixed on the connecting plate (9), a clamping groove is formed by the two diagonal braces (10), a screw hole is formed in each diagonal brace (10), a corner base block (11) is arranged at the bottom of the monitoring device (3), a screw hole is formed in each corner base block (11), each corner base block (11) is arranged in the clamping groove, penetrates through the screw hole of the diagonal brace (10) on one side through a screw, penetrates through the screw hole of the corner base block (11), and penetrates out of the screw hole of the diagonal brace (10) on the other side finally and is locked by a nut.
4. The electronic monitoring device according to claim 1, wherein side cavities (301) are opened on both sides of the monitoring device (3), the side cavities (301) are connected with connecting blocks (12), and the other ends of the two connecting blocks (12) are respectively connected with both sides of the shielding plate (7).
5. The electronic monitoring device according to claim 4, wherein both sides of the side cavity (301) are provided with screw holes, one end of the connecting block (12) is provided with a screw hole, one end of the connecting block (12) is arranged in the side cavity (301), penetrates through the screw hole at one side of the side cavity (301) from the outer side of the monitoring device (3) through a screw, penetrates through the screw hole of the connecting block (12), and finally penetrates out of the screw hole at the other side of the side cavity (301) and is locked by a nut.
6. The electronic monitoring device according to claim 4, wherein wall blocks (13) with screw holes are arranged on both sides of the shielding plate (7), two wall blocks (13) are arranged on each side to form a mounting groove, a screw hole is arranged at one end of the connecting block (12) far away from the side cavity (301), one end of the connecting block (12) is arranged in the mounting groove, and penetrates through the screw hole of the wall block (13) on one side through a screw, then penetrates through the screw hole of the connecting block (12), and finally penetrates out of the screw hole of the wall block (13) on the other side and is locked by a nut.
7. The electronic monitoring device according to claim 1, wherein the shielding plate (7) is an inverted V-shaped structure formed by two wing plates, and the edges of the wing plates are arc-shaped.
8. Electronic monitoring device according to claim 1, characterised in that the surface of the shielding plate (7) is covered with a glass fibre coating.
9. The electronic monitoring device according to claim 1, wherein a foot plate (14) is fixedly connected to the bottom of the support rod (1), a plurality of screw holes are formed in the surface of the foot plate (14) in a penetrating manner, and bolts are passed through the screw holes to fixedly mount the foot plate (14) at a designated pre-buried point.
10. Electronic monitoring device according to claim 1, characterized in that the monitoring equipment (3) comprises a camera for video snapping.
CN202121975743.2U 2021-08-20 2021-08-20 Electronic monitoring device Expired - Fee Related CN215453137U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121975743.2U CN215453137U (en) 2021-08-20 2021-08-20 Electronic monitoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121975743.2U CN215453137U (en) 2021-08-20 2021-08-20 Electronic monitoring device

Publications (1)

Publication Number Publication Date
CN215453137U true CN215453137U (en) 2022-01-07

Family

ID=79695598

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121975743.2U Expired - Fee Related CN215453137U (en) 2021-08-20 2021-08-20 Electronic monitoring device

Country Status (1)

Country Link
CN (1) CN215453137U (en)

Similar Documents

Publication Publication Date Title
CN204498280U (en) The integrated on-site monitoring equipment of architectural engineering modularization
CN115031110A (en) A height-adjustable monitoring frame for noise monitoring
CN215453137U (en) Electronic monitoring device
CN213186324U (en) Lightning protection security monitoring device for property
CN206099861U (en) Miniature video on -line monitoring device of transmission line
CN216590828U (en) Angle-adjustable video monitoring device for weak current engineering
CN211649629U (en) Installation device for monitoring camera and monitoring device
CN213746020U (en) Camera mounting bracket
CN212178358U (en) Monitoring equipment fixing support
CN219960691U (en) Real-time monitoring device based on solar power supply
CN209881909U (en) Monitoring equipment for smart home
CN214306049U (en) Project supervision video acquisition device
CN112584026A (en) Engineering supervision and construction informatization device
CN221043060U (en) Gun-ball linkage camera
CN210444410U (en) Intelligent monitoring system for green building
CN217011037U (en) High-altitude parabolic monitoring system
CN111637346B (en) Security protection control system based on artificial intelligence
CN221723758U (en) Internet monitoring device
CN219345918U (en) Safety monitoring device
CN217486573U (en) Multifunctional electronic monitoring equipment based on wireless network
CN218236886U (en) Video cloud networking camera energy-saving control system
CN220067590U (en) Coupling energy-taking type visual on-line monitoring device
CN108825992A (en) One kind having Multifunctional security monitor
CN214147091U (en) Mounting structure of intelligence video monitoring
CN210831173U (en) A cloud platform supervisory equipment for wisdom street lamp

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220107