CN112492157A - Camera for security monitoring capable of automatically removing shielding object - Google Patents
Camera for security monitoring capable of automatically removing shielding object Download PDFInfo
- Publication number
- CN112492157A CN112492157A CN202011324738.5A CN202011324738A CN112492157A CN 112492157 A CN112492157 A CN 112492157A CN 202011324738 A CN202011324738 A CN 202011324738A CN 112492157 A CN112492157 A CN 112492157A
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- China
- Prior art keywords
- shell
- magnetic block
- rotating ring
- trapezoidal magnetic
- air hole
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- 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
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Studio Devices (AREA)
Abstract
The invention provides a security monitoring camera capable of automatically removing a blocking object, which comprises a shell, wherein the shell is provided with an air hole, an annular groove and an arc-shaped surface, a photoresistor is arranged between a lens and the air hole, a metal ring is arranged inside the shell, fan blades are arranged on the outer side of a rotating ring in a surrounding mode, the inner side end of the inside of the rotating ring is connected with a blocking column, the inner side end of an annular blade is connected with a trapezoidal magnetic block, a metal sheet is arranged on the right side of the trapezoidal magnetic block, and a coil corresponding to the trapezoidal magnetic block is arranged on the right side of the inside of the rotating. The magnetic field generated by the coil pushes the trapezoidal magnetic block to move leftwards, and the trapezoidal magnetic block extrudes and passes over the blocking column and the first spring; meanwhile, the resistance in the photoresistor is minimum, the air blowing device connected with the photoresistor in series is changed into a path from a broken circuit, the air blowing device sucks air through the air hole, the air flow in the air hole adsorbs the shielding object to be close to the annular blade, and on one hand, the rotating ring rotates on the rotating ring through the fan blades, and the rotating ring drives the annular blade to perform annular cutting on the shielding object.
Description
Technical Field
The invention belongs to the technical field of security monitoring equipment, and particularly relates to a security monitoring camera capable of automatically removing a blocking object.
Background
The security monitoring system is an independent and complete system which is formed by transmitting video signals in a closed loop by using optical fibers, coaxial cables or microwaves, and shooting, image display and recording. The security monitoring can reflect the monitored object visually and truly in real time, thereby greatly prolonging the observation distance of human eyes and enlarging the functions of the human eyes.
Although the existing security monitoring camera equipment can achieve high-precision detection, because a thief artificially sleeves the camera equipment with a plastic bag or a cloth sleeve and the like, the thief intentionally changes the body form when shielding, but is inconvenient to operate when stealing, and the security monitoring camera equipment cannot perform normal recording work after shielding, so that property loss of people and flame of the thief are caused.
In view of the above, it is an object of the present invention to provide a security monitoring camera capable of automatically removing a blocking object by improving the existing structure and defects, so as to achieve a more practical purpose.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a security monitoring camera capable of automatically removing a blocking object, which is achieved by the following specific technical means:
a camera for security monitoring capable of automatically removing shelters comprises a shell, wherein air holes are formed in the outer side of the inner portion of the shell in a surrounding mode, annular grooves are formed in the outer side of the inner portion of the shell and at the inner side end of the air holes, an arc-shaped surface corresponding to the air holes is arranged at the left portion of the shell, a mounting frame is rotatably connected to the lower end of the shell, a photographic device is arranged inside the mounting frame, a blower device corresponding to the air holes is arranged on the right side of the inner portion of the shell, lenses are fixedly connected to the inner portion of the left end of the shell, a photosensitive resistor is fixedly connected between the lenses and the air holes, a metal ring is arranged inside the shell, a bearing is arranged inside the shell, a rotating ring is rotatably connected to the inner portion of the left end of the shell, fan blades are arranged around the outer side of the rotating ring, a blocking column is slidably connected to the inner side, the inner side of the rotating ring is slidably connected with an annular blade, the inner side of the annular blade is fixedly connected with a trapezoidal magnetic block, a second spring is fixedly connected between the left side of the trapezoidal magnetic block and the rotating ring, a metal sheet is arranged on the right side of the trapezoidal magnetic block, a coil corresponding to the trapezoidal magnetic block is arranged on the right side of the inner portion of the rotating ring, and a shielding object is arranged on the left side of the shell.
Furthermore, the arc surface bulge of the arc surface is opposite to the air hole, so that the air speed at the arc surface bulge of the arc surface is ensured to be high.
Furthermore, the surrounding air holes are gathered on the left side of the air blowing device, and a dustproof grille is arranged on the right side of the air blowing device.
Furthermore, the left side and the right side of the trapezoidal magnetic block are set to be inclined, and the inclined angle of the right side of the trapezoidal magnetic block is larger than the inclined angle of the left side of the trapezoidal magnetic block, so that the trapezoidal magnetic block is guaranteed to cross the blocking column to move leftwards and need to accumulate force to reach a certain amount, and the trapezoidal magnetic block is easy to cross the blocking column to move rightwards.
Furthermore, the upper part of the bumping post is provided with a metal ball which is connected on the metal sheet in a sliding way.
Furthermore, the magnetic field generated by the coil is the same as the magnetic poles of the trapezoidal magnetic blocks on the opposite surfaces, so that the trapezoidal magnetic blocks are extruded.
Furthermore, the coil is electrically connected with the photoresistor and the metal ring.
Compared with the prior art, the invention has the following beneficial effects:
1. the light received by the photoresistor is the lowest, the resistance in the photoresistor is the lowest, the coil connected with the photoresistor in series is electrified, a magnetic field generated by the coil pushes the trapezoidal magnetic block to move leftwards, the trapezoidal magnetic block drives the annular blade to move leftwards, and the trapezoidal magnetic block extrudes and passes over the blocking column and the first spring; meanwhile, the resistance in the photoresistor is minimum, the air blowing device connected with the photoresistor in series is changed into a path from a broken circuit, the air blowing device sucks air through the air hole, the air flow in the air hole adsorbs the shielding object to be close to the annular blade, and on one hand, the rotating ring rotates on the rotating ring through the fan blades, and the rotating ring drives the annular blade to perform annular cutting on the shielding object.
2. After the shielding object is annularly cut by the annular blade, because the arc surface of the arc surface is raised relative to the air hole, the air speed at the raised part of the arc surface is ensured to be fast according to the Bernoulli principle: the greater the flow rate of the fluid, the greater the pressure it is subjected to, the tendency of the air flow at the air holes to push away from the barrier on the lens, and the cut barrier attached to the lens falls under its own weight. The structure achieves the effect of automatically removing the shielding object on the photographic equipment, thereby achieving the purposes of monitoring in real time and avoiding property loss of people.
3. The shielding object attached to the lens is removed, the resistance of the photoresistor is increased, the photoresistor is reset integrally under the action of the second spring, and the annular blade is contracted into the annular groove, so that the risk of accidental injury caused by sharp pricks is avoided, and the temperature of the photographic device can be reduced through the air blowing device.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;
FIG. 3 is a sectional view of the overall front structure of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3 at B in accordance with the present invention;
FIG. 5 is an enlarged sectional view of the structure of FIG. 3;
FIG. 6 is an enlarged view of the structure of FIG. 5 at C in accordance with the present invention;
FIG. 7 is a schematic view of the left side portion of FIG. 3 in accordance with the present invention;
fig. 8 is an enlarged view of the structure of fig. 7 at D according to the present invention.
In the figure: the camera comprises a shell 1, air holes 101, an annular groove 102, an arc-shaped surface 103, a mounting rack 2, a photographic device 3, a blower 4, a lens 5, a photoresistor 6, a metal ring 7, a bearing 8, a rotating ring 9, fan blades 901, a baffle column 902, a first spring 903, an annular blade 10, a trapezoidal magnetic block 1001, a second spring 1002, a metal sheet 1003, a coil 11 and a shielding object 12.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 8: the invention provides a security monitoring camera capable of automatically removing shelters, which comprises a shell 1, wherein an air hole 101 is formed in the inner outer side of the shell 1 in a surrounding mode, an annular groove 102 is formed in the inner outer side of the shell 1 and at the inner side end of the air hole 101, an arc-shaped surface 103 corresponding to the air hole 101 is arranged at the left part of the shell 1, and the arc-shaped bulge of the arc-shaped surface 103 is opposite to the air hole 101, so that the air flow speed at the arc-shaped bulge of the arc-shaped surface 103 is ensured to be high. The lower extreme of casing 1 rotates and is connected with mounting bracket 2, and the inside of mounting bracket 2 is provided with camera device 3, and the inside right side of casing 1 is provided with the air-blast device 4 that corresponds with air hole 101, and the air hole 101 that encircles assembles in the left side of air-blast device 4, and the right side of air-blast device 4 is provided with dustproof grid. The inside fixedly connected with lens 5 of the left end of casing 1, the left end of casing 1 and fixedly connected with photo resistance 6 between lens 5 and gas pocket 101, the inside of casing 1 is provided with becket 7, the inside of casing 1 is provided with bearing 8.
Inside and the rotation is connected with rotating ring 9 on bearing 8 of casing 1's left end, the outside of rotating ring 9 is encircleed and is provided with flabellum 901, inside end sliding connection has bumping post 902 in rotating ring 9, the first spring 903 of fixedly connected with between bumping post 902 and the rotating ring 9, the inside sliding connection of rotating ring 9 has annular blade 10, the inboard end fixed connection of annular blade 10 has trapezoidal magnetic path 1001, the left and right sides of trapezoidal magnetic path 1001 sets up to the slope, and the inclination on its right side is greater than left inclination, thereby guarantee that trapezoidal magnetic path crosses bumping post 902 and move left and need hold power to reach a certain amount just can, and trapezoidal magnetic path 1001 crosses bumping post 902 and move right comparatively easily. A second spring 1002 is fixedly connected between the left side of the trapezoidal magnetic block 1001 and the rotating ring 9, a metal sheet 1003 is arranged on the right side of the trapezoidal magnetic block 1001, and a metal ball is arranged on the upper portion of the blocking column 902 and is connected with the metal sheet 1003 in a sliding manner. The coil 11 corresponding to the trapezoidal magnetic block 1001 is arranged on the right side inside the rotating ring 9, a magnetic field generated by the coil 11 is the same as the magnetic poles of the trapezoidal magnetic block 1001 on the opposite surface, so that the trapezoidal magnetic block 1001 is extruded, the coil 11 is electrically connected with the photoresistor 6 and the metal ring 7, and the shielding object 12 is arranged on the left side of the shell 1.
The specific use mode and function of the embodiment are as follows:
in the invention, when the left part of the photographic device 3 on the shell 1 is shielded, the shielded left part light of the shell 1 is also shielded, at the moment, the light received by the photoresistor 6 is the lowest, the resistance in the photoresistor 6 is the lowest, at the moment, the coil 11 connected with the photoresistor 6 in series is electrified, the magnetic field generated by the coil 11 pushes the trapezoidal magnetic block 1001 to move leftwards, the trapezoidal magnetic block 1001 drives the annular blade to move leftwards, and the trapezoidal magnetic block 1001 extrudes and passes through the blocking column 902 and the first spring 903; meanwhile, the resistance in the photoresistor 6 is minimum, the air blowing device 4 connected with the photoresistor 6 in series is changed from open circuit to open circuit, the air blowing device 4 sucks air through the air hole 101, the air flow in the air hole 101 adsorbs the shielding object 12 to be close to the annular blade 10 on one hand, on the other hand, the rotating ring 9 rotates on the rotating ring 9 through the fan blade 901, and the rotating ring 9 drives the annular blade 10 to perform annular cutting on the shielding object 12.
After the annular blade 10 is used for cutting the shielding object 12 in an annular manner, the air flow speed at the arc surface protrusion of the arc surface 103 is ensured to be high due to the fact that the arc surface protrusion of the arc surface 103 is opposite to the air hole 101, and according to the Bernoulli principle: the greater the flow rate of the fluid, the greater the pressure it is subjected to, and therefore the air flow at the air holes 101 tends to press away from the barrier 12 on the lens 5, while the cut barrier 12, which is attached to the lens 5, falls under its own weight. The structure achieves the effect of automatically removing the shielding object on the photographic equipment, thereby achieving the purposes of monitoring in real time and avoiding property loss of people.
The shielding object 12 attached to the lens 5 is removed, at the moment, the resistance of the photosensitive resistor 6 is increased, the whole photosensitive resistor is reset under the action of the second spring 1002, and the annular blade 10 is contracted into the annular groove 102, so that the risk of accidental injury caused by sharp pricks is avoided, and the temperature of the photographic device 3 can be reduced through the air blowing device 4.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (7)
1. The utility model provides a can detach camera for security protection monitoring of shelter from thing automatically, includes casing (1), its characterized in that: an air hole (101) is formed in the inner outer side of the shell (1) in a surrounding mode, an annular groove (102) is formed in the inner outer side of the shell (1) and at the inner side end of the air hole (101), an arc-shaped surface (103) corresponding to the air hole (101) is arranged at the left portion of the shell (1), a mounting frame (2) is rotatably connected to the lower end of the shell (1), a photographic device (3) is arranged inside the mounting frame (2), a blowing device (4) corresponding to the air hole (101) is arranged on the right side of the inner portion of the shell (1), a lens (5) is fixedly connected to the inner portion of the left end of the shell (1), a photosensitive resistor (6) is fixedly connected to the left end of the shell (1) and between the lens (5) and the air hole (101), a metal ring (7) is arranged inside the shell (1), a bearing (8) is arranged inside the shell (1), a rotating ring (9), the fan blades (901) are arranged on the outer side of the rotating ring (9) in a surrounding mode, the inner side end of the rotating ring (9) is connected with a blocking column (902) in a sliding mode, a first spring (903) is fixedly connected between the blocking column (902) and the rotating ring (9), an annular blade (10) is connected to the inner side end of the rotating ring (9) in a sliding mode, a trapezoidal magnetic block (1001) is fixedly connected to the inner side end of the annular blade (10), a second spring (1002) is fixedly connected between the left side of the trapezoidal magnetic block (1001) and the rotating ring (9), a metal sheet (1003) is arranged on the right side of the trapezoidal magnetic block (1001), a coil (11) corresponding to the trapezoidal magnetic block (1001) is arranged on the right side of the inside of the rotating ring (9), and a shielding object (.
2. The camera for security monitoring capable of automatically removing the shelters according to claim 1, characterized in that: the arc surface bulge of the arc surface (103) is opposite to the air hole (101).
3. The camera for security monitoring capable of automatically removing the shelters according to claim 1, characterized in that: the surrounding air holes (101) are converged at the left side of the air blowing device (4), and a dustproof grid is arranged at the right side of the air blowing device (4).
4. The camera for security monitoring capable of automatically removing the shelters according to claim 1, characterized in that: the left side and the right side of the trapezoidal magnetic block (1001) are inclined, and the inclination angle of the right side of the trapezoidal magnetic block is larger than that of the left side of the trapezoidal magnetic block.
5. The camera for security monitoring capable of automatically removing the shelters according to claim 1, characterized in that: the upper part of the catch column (902) is provided with a metal ball which is connected on the metal sheet (1003) in a sliding way.
6. The camera for security monitoring capable of automatically removing the shelters according to claim 1, characterized in that: the magnetic field generated by the coil (11) is the same as the magnetic pole of the trapezoidal magnetic block (1001) on the opposite surface.
7. The camera for security monitoring capable of automatically removing the shelters according to claim 1, characterized in that: the coil (11) is electrically connected with the photoresistor (6) and the metal ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011324738.5A CN112492157A (en) | 2020-11-23 | 2020-11-23 | Camera for security monitoring capable of automatically removing shielding object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011324738.5A CN112492157A (en) | 2020-11-23 | 2020-11-23 | Camera for security monitoring capable of automatically removing shielding object |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112492157A true CN112492157A (en) | 2021-03-12 |
Family
ID=74933499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011324738.5A Withdrawn CN112492157A (en) | 2020-11-23 | 2020-11-23 | Camera for security monitoring capable of automatically removing shielding object |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112492157A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113395422A (en) * | 2021-05-27 | 2021-09-14 | 张驰 | Intelligent security protection monitoring device of building |
-
2020
- 2020-11-23 CN CN202011324738.5A patent/CN112492157A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113395422A (en) * | 2021-05-27 | 2021-09-14 | 张驰 | Intelligent security protection monitoring device of building |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210312 |
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| WW01 | Invention patent application withdrawn after publication |