CN108916611A - A kind of network computer room safety defense monitoring system - Google Patents
A kind of network computer room safety defense monitoring system Download PDFInfo
- Publication number
- CN108916611A CN108916611A CN201810701585.8A CN201810701585A CN108916611A CN 108916611 A CN108916611 A CN 108916611A CN 201810701585 A CN201810701585 A CN 201810701585A CN 108916611 A CN108916611 A CN 108916611A
- Authority
- CN
- China
- Prior art keywords
- slide bar
- fixing seat
- fixed block
- motor
- computer room
- 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.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 25
- 230000007123 defense Effects 0.000 title claims abstract description 18
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 230000033001 locomotion Effects 0.000 abstract description 8
- 238000012806 monitoring device Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/045—Allowing translations adapted to left-right translation movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/048—Allowing translations adapted to forward-backward translation movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of network computer room safety defense monitoring systems; including fixing seat, the first slide bar, sliding rail, the first fixed block; first slide bar is provided on the outside of the fixing seat; neonychium is provided in the fixing seat; the fixing seat side is provided with first fixed block; fixed plate is provided between the fixing seat and first fixed block; the fixing seat and first fixed block and the fixed plate are welded; the sliding rail is provided between the fixed plate; it is provided with the second slide bar on the sliding rail, is provided with telescopic rod above the fixed plate.The present invention is provided with first motor; camera can be driven to do linear reciprocating motion; improve the monitoring range of camera; it is provided with neonychium; it can protect that the second slide bar is without damage, improve the service life of the second slide bar, be provided with the second motor; camera can be driven to rotate, so that camera head monitor is more comprehensive.
Description
Technical field
The present invention relates to field of monitoring devices, more particularly to a kind of network computer room safety defense monitoring system.
Background technique
Monitoring camera is a kind of semiconductor imaging device, has high sensitivity, resists strong light, distorts small, the small in size, service life
The advantages that length, anti-vibration.
Currently, the Chinese patent of Publication No. CN207438109U discloses a kind of network computer room safety defense monitoring system,
Including fixing seat, driving motor is fixedly connected at the top of the fixing seat, the output end fixing sleeve of the driving motor is connected to
Cam, the cam are rotatably connected to first connecting rod, the one end of the first connecting rod far from cam far from one end of driving motor
It is rotatably connected to second connecting rod, the second connecting rod is rotatably connected to drive rod, the fixing seat far from one end of first connecting rod
Top be equipped with the corresponding sliding mouth of drive rod, the drive rod runs through sliding mouth far from one end of second connecting rod and extends downwardly, institute
It states and is fixedly connected with slide bar in sliding mouth, the drive rod is equipped with impenetrating mouth corresponding with slide bar, and the is arranged on the slide bar
One spring, the both ends of first spring are fixedly connected with the inner wall of drive rod and sliding mouth respectively.
It is not very convenient that the camera angle of this monitoring device is adjusted, cannot timely to each position of network computer room into
Row monitoring, and it is not provided with neonychium, it will cause collision when drive rod is close to fixing seat, drive rod can be damaged.
Summary of the invention
The object of the invention is that providing a kind of network computer room safety defense monitoring system to solve the above-mentioned problems.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of network computer room safety defense monitoring system, including fixing seat, the first slide bar, sliding rail, the first fixed block, it is described solid
It is provided with first slide bar on the outside of reservation, neonychium is provided in the fixing seat, the fixing seat side is provided with described
First fixed block, is provided with fixed plate between the fixing seat and first fixed block, the fixing seat and described first are consolidated
Determine block and the fixed plate is welded, so that the fixed plate has good protection, the fixed plate to sliding rail and the second slide bar
Between be provided with the sliding rail, be provided with the second slide bar on the sliding rail, be provided with telescopic rod above the fixed plate, described the
It is provided with first motor above one fixed block, the first motor front is provided with cam, and the cam front is provided with first
Connecting rod, second slide bar front are provided with second connecting rod, and second slide bar is internally provided with ball, sets below the ball
It is equipped with limiting slot, the limiting slot is internally provided with limited block, is provided with bearing bar, second slide bar below the limited block
On be provided with the second fixed block, support plate is provided with below the bearing bar, first slide bar and the support plate are welded, made
The safety for obtaining the support plate has further guarantee, is provided with gaily decorated basket spiral shell between second fixed block and the support plate
Thread, it is provided with the second motor in the support plate, shaft coupling is provided with below the support plate, is provided with below the shaft coupling
Shaft, the shaft lower section are provided with camera.
So set, the height and angle of the adjustable camera, while the camera can also move back and forth,
The monitoring range of the camera is expanded, has further ensured the safety of computer room.
Further, the fixing seat and first fixed block and the sliding rail weld, the ball and the sliding rail
Connection is rolled, the ball and second slide bar, which roll, to be connected, and the neonychium material is rubber.
So set, making movement of second slide bar on the sliding rail more convenient；The neonychium simultaneously
There is guarantee to the safety of second slide bar.
Further, the first motor is bolted with first fixed block, the cam and the motor
It is connected through a screw thread, the first connecting rod is connect with the cam by shaft, and the second connecting rod and second slide bar are logical
Cross shaft connection.
So set, second slide bar is made to do straight reciprocating motion on the sliding rail, the camera is expanded
Monitoring range.
Further, the limited block and the bearing bar weld, and second fixed block and second slide bar weld.
So set, the limited block limits the height of the camera, the peace of the camera ensure that
Entirely；Facilitate second fixed block to be fixed on second slide bar.
Further, the bearing bar and the support plate are welded, and first slide bar is slidably connected with the fixing seat.
So set, the bearing bar and first slide bar protect the support plate jointly, the camera is improved
Safety.
Further, the telescopic rod and second slide bar weld, and second motor and the support plate pass through spiral shell
It tethers and connects.
So set, the telescopic rod plays the role of a support protection to second slide bar；Facilitate described second
Motor is fixed in the support plate.
Further, the shaft and the camera weld, the telescopic rod and the first fixed block welding.
So set, ensure that the safety of the camera；Facilitate the telescopic rod and is fixed on first fixation
On block, the safety of second slide bar is further ensured.
Beneficial effects of the present invention are as follows：The present invention is provided with first motor, and camera can be driven to do reciprocating linear fortune
It is dynamic, improve the monitoring range of camera；It is provided with neonychium, it is without damage to can protect the second slide bar, and it is sliding to improve second
The service life of bar；It is provided with the second motor, camera can be driven to rotate, so that camera head monitor is more comprehensive.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of schematic diagram of internal structure of network computer room safety defense monitoring system of the present invention；
Fig. 2 is a kind of main view of network computer room safety defense monitoring system of the present invention；
Fig. 3 is the postrotational main view of camera in a kind of network computer room safety defense monitoring system of the present invention.
Wherein：1, fixing seat；2, the first slide bar；3, neonychium；4, the second slide bar；5, ball；6, fixed plate；7, sliding rail；
8, the first fixed block；9, first motor；10, cam；11, first connecting rod；12, second connecting rod；13, telescopic rod；14, limited block；
15, the second fixed block；16, turnbuckle；17, bearing bar；18, support plate；19, the second motor；20, camera；21, it limits
Slot；22, shaft coupling；23, shaft.
Specific embodiment
Below with reference to embodiment and attached drawing, the invention will be further described.
First embodiment：
As shown in Figure 1-Figure 3, a kind of network computer room safety defense monitoring system, including fixing seat 1, the first slide bar 2, sliding rail 7,
First fixed block 8 is provided with the first slide bar 2 on the outside of fixing seat 1, and the first slide bar 2 is to protect the safety of support plate 18, fixing seat 1
On be provided with neonychium 3, safety of the neonychium 3 to protect the second slide bar 4,1 side of fixing seat is provided with the first fixed block 8,
First fixed block 8 is provided with fixed plate 6 between fixing seat 1 and the first fixed block 8 to fixed first motor 9 and telescopic rod 13,
Fixing seat 1 and the first fixed block 8 are welded with fixed plate 6, are provided with sliding rail 7 between fixed plate 6, sliding rail 7 is to the second slide bar 4
Sliding, is provided with the second slide bar 4 on sliding rail 7, and the second slide bar 4 is to drive camera 20 to do straight reciprocating motion, in fixed plate 6
Side is provided with telescopic rod 13, and telescopic rod 13 is provided with first motor above the first fixed block 8 to support the second slide bar 4 of protection
9, first motor 9 is rotated to band moving cam 10, and 9 front of first motor is provided with cam 10, and cam 10 is to drive the first company
Bar 11 is mobile, and 10 front of cam is provided with first connecting rod 11, and first connecting rod 11 is to drive second connecting rod 12 mobile, the second slide bar
4 fronts are provided with second connecting rod 12, and for second connecting rod 12 to drive the second slide bar 4 mobile, the second slide bar 4 is internally provided with ball
5, ball 5 is provided with limiting slot 21 below ball 5, limiting slot 21 is internally provided with limited block to facilitate the second slide bar 4 mobile
14, height of the limited block 14 to limit camera 20 is provided with bearing bar 17 below limited block 14, and bearing bar 17 is to protect
The safety of support plate 18, is provided with the second fixed block 15 on the second slide bar 4, the second fixed block 15 to fixed turnbuckle 16,
Support plate 18 is provided with below bearing bar 17, to support the second motor 19, the first slide bar 2 welds support plate 18 with support plate 18
It connects, turnbuckle 16, height of the turnbuckle 16 to adjust camera 20 is provided between the second fixed block 15 and support plate 18
Degree, is provided with the second motor 19 in support plate 18, angle of second motor 19 to adjust camera 20, sets below support plate 18
It is equipped with shaft coupling 22, shaft coupling 22 is provided with shaft 23, shaft below shaft coupling 22 to connect the second motor 19 and shaft 23
23 to drive camera 20 to rotate, and is provided with camera 20 below shaft 23.
Second embodiment：
The difference of second embodiment and first embodiment is：Fixing seat 1 and the first fixed block 8 are welded with sliding rail 7, ball
5 roll connection with sliding rail 7, and ball 5 and the second slide bar 4, which roll, to be connected, and 3 material of neonychium is rubber.
Specifically, fixing seat 1 and 8 pieces of the first fixed block and sliding rail 7 weld, so that sliding rail 7 has better stability, it can
To guarantee that camera 20 does linear reciprocating motion；Ball 5 and sliding rail 7, which roll, to be connected, and ball 5 and the second slide bar 4 are rolled and connected, and is subtracted
Frictional force when small second slide bar 4 sliding, so that the movement of the second slide bar 4 is more convenient；3 material of neonychium is rubber, rubber
Glue has certain elasticity, can protect the safety of the second slide bar 4.
3rd embodiment：
The difference of 3rd embodiment and first embodiment is：First motor 9 is bolted with the first fixed block 8,
Cam 10 is connected through a screw thread with motor, and first connecting rod 11 is connect with cam 10 by shaft 23, and second connecting rod 12 and second is slided
Bar 4 is connected by shaft 23.
Specifically, first motor 9 is bolted with the first fixed block 8, and facilitating first motor 9, to be fixed on first solid
Determine the safety that ensure that motor on block 8；Cam 10 is connected through a screw thread with motor, and cam 10 is fixed on motor, can be driven
Second slide bar 4 moves back and forth；First connecting rod 11 is connect with cam 10 by shaft 23, and second connecting rod 12 passes through with the second slide bar 4
Shaft 23 connects, and first motor 9 is rotated with moving cam 10, and cam 10 drives first connecting rod 11 mobile, and first connecting rod 11 drives the
Two connecting rods 12 are mobile, and second connecting rod 12 drives the second slide bar 4 mobile, so that the second slide bar 4 be made to move reciprocatingly.
In above structure, camera 20 is adjusted to suitable height by adjusting turnbuckle 16, then passes through fixation
Monitoring device is fixed seat 1, and after fixed, monitoring device is connected to power supply, and camera 20 is powered to computer room
It is monitored, first motor 9 and the second motor 19 are powered, and first motor 9 is rotated with moving cam 10, and cam 10 drives first connecting rod
11 is mobile, and first connecting rod 11 drives second connecting rod 12 mobile, and it is past that second connecting rod 12 drives the second slide bar 4 to do straight line on sliding rail 7
Multiple movement, for the second slide bar 4 with 18 straight reciprocating motions of support plate are driven, support plate 18 drives camera 20 to do reciprocating linear fortune
Dynamic, the second motor 19 drives shaft 23 to rotate, to drive camera 20 to be rotated, so that the monitoring range of camera 20 is more
Add extensively.
It is emphasized that embodiment of the present invention be it is illustrative, without being restrictive, therefore packet of the present invention
It includes and is not limited to embodiment described in specific embodiment, all technical sides invented by those skilled in the art according to this hair
The other embodiments that case obtains, also belong to the scope of protection of the invention.
Claims (7)
1. a kind of network computer room safety defense monitoring system, it is characterised in that：It is fixed including fixing seat, the first slide bar, sliding rail, first
Block, the fixing seat outside are provided with first slide bar, neonychium are provided in the fixing seat, the fixing seat side is set
It is equipped with first fixed block, fixed plate, the fixing seat and institute are provided between the fixing seat and first fixed block
It states the first fixed block and the fixed plate to weld, is provided with the sliding rail between the fixed plate, the is provided on the sliding rail
Two slide bars, the fixed plate top are provided with telescopic rod, and first motor, first electricity are provided with above first fixed block
Machine front is provided with cam, and the cam front is provided with first connecting rod, and second slide bar front is provided with second connecting rod, institute
It states the second slide bar and is internally provided with ball, be provided with limiting slot below the ball, the limiting slot is internally provided with limited block,
It is provided with bearing bar below the limited block, the second fixed block, setting below the bearing bar are provided on second slide bar
There is support plate, first slide bar and the support plate are welded, and are provided with flower between second fixed block and the support plate
Basket screw is provided with the second motor in the support plate, and shaft coupling is provided with below the support plate, is set below the shaft coupling
It is equipped with shaft, is provided with camera below the shaft.
2. a kind of network computer room safety defense monitoring system according to claim 1, it is characterised in that：The fixing seat and institute
It states the first fixed block and the sliding rail welds, the ball and the sliding rail are rolled and connected, the ball and second slide bar
Connection is rolled, the neonychium material is rubber.
3. a kind of network computer room safety defense monitoring system according to claim 1, it is characterised in that：The first motor with
First fixed block is bolted, and the cam is connected through a screw thread with the motor, the first connecting rod with it is described
Cam is connected by shaft, and the second connecting rod is connect with second slide bar by shaft.
4. a kind of network computer room safety defense monitoring system according to claim 1, it is characterised in that：The limited block and institute
Bearing bar welding is stated, second fixed block and second slide bar weld.
5. a kind of network computer room safety defense monitoring system according to claim 1, it is characterised in that：The bearing bar and institute
Support plate welding is stated, first slide bar is slidably connected with the fixing seat.
6. a kind of network computer room safety defense monitoring system according to claim 1, it is characterised in that：The telescopic rod and institute
The welding of the second slide bar is stated, second motor is bolted with the support plate.
7. a kind of network computer room safety defense monitoring system according to claim 1, it is characterised in that：The shaft with it is described
Camera welding, the telescopic rod and the first fixed block welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810701585.8A CN108916611A (en) | 2018-06-29 | 2018-06-29 | A kind of network computer room safety defense monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810701585.8A CN108916611A (en) | 2018-06-29 | 2018-06-29 | A kind of network computer room safety defense monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108916611A true CN108916611A (en) | 2018-11-30 |
Family
ID=64421276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810701585.8A Pending CN108916611A (en) | 2018-06-29 | 2018-06-29 | A kind of network computer room safety defense monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108916611A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109831651A (en) * | 2019-02-18 | 2019-05-31 | 广东赛达交通科技股份有限公司 | A kind of intelligent traffic monitoring equipment of 360 ° of rotations |
| CN111503444A (en) * | 2020-04-09 | 2020-08-07 | 江门职业技术学院 | C-RAN machine room monitoring equipment for fifth-generation mobile communication |
| CN113063062A (en) * | 2021-03-17 | 2021-07-02 | 崔洁瑾 | Portable supporting device for building surveying |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60237782A (en) * | 1984-05-10 | 1985-11-26 | Mitsubishi Electric Corp | State supervisory equipment |
| CN206481404U (en) * | 2017-02-24 | 2017-09-08 | 上海苏柏建筑智能系统有限公司 | Stop supervising device in a kind of region |
| CN107747671A (en) * | 2017-11-20 | 2018-03-02 | 肇庆高新区鹰眼科技有限公司 | A kind of network computer room security monitoring device |
| CN207135215U (en) * | 2017-09-09 | 2018-03-23 | 肇庆高新区鹰眼科技有限公司 | A kind of novel monitoring apparatus |
| CN207358623U (en) * | 2017-09-29 | 2018-05-15 | 周铁 | A kind of air conditioner parts processing fixing device |
-
2018
- 2018-06-29 CN CN201810701585.8A patent/CN108916611A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60237782A (en) * | 1984-05-10 | 1985-11-26 | Mitsubishi Electric Corp | State supervisory equipment |
| CN206481404U (en) * | 2017-02-24 | 2017-09-08 | 上海苏柏建筑智能系统有限公司 | Stop supervising device in a kind of region |
| CN207135215U (en) * | 2017-09-09 | 2018-03-23 | 肇庆高新区鹰眼科技有限公司 | A kind of novel monitoring apparatus |
| CN207358623U (en) * | 2017-09-29 | 2018-05-15 | 周铁 | A kind of air conditioner parts processing fixing device |
| CN107747671A (en) * | 2017-11-20 | 2018-03-02 | 肇庆高新区鹰眼科技有限公司 | A kind of network computer room security monitoring device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109831651A (en) * | 2019-02-18 | 2019-05-31 | 广东赛达交通科技股份有限公司 | A kind of intelligent traffic monitoring equipment of 360 ° of rotations |
| CN111503444A (en) * | 2020-04-09 | 2020-08-07 | 江门职业技术学院 | C-RAN machine room monitoring equipment for fifth-generation mobile communication |
| CN113063062A (en) * | 2021-03-17 | 2021-07-02 | 崔洁瑾 | Portable supporting device for building surveying |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |