CN110460759B - Explosion-proof camera - Google Patents
Explosion-proof camera Download PDFInfo
- Publication number
- CN110460759B CN110460759B CN201910806454.0A CN201910806454A CN110460759B CN 110460759 B CN110460759 B CN 110460759B CN 201910806454 A CN201910806454 A CN 201910806454A CN 110460759 B CN110460759 B CN 110460759B
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- shell
- lock pin
- disc
- movable plate
- probe
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- 239000000523 sample Substances 0.000 claims abstract description 64
- 235000014676 Phragmites communis Nutrition 0.000 claims description 6
- 244000273256 Phragmites communis Species 0.000 claims 2
- 238000011835 investigation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- 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
- F16M11/20—Undercarriages with or without wheels
- F16M11/22—Undercarriages with or without wheels with approximately constant height, e.g. with constant length of column or of legs
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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
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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
- H04N23/51—Housings
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention relates to an explosion-proof camera, which adopts the technical scheme that: the camera shooting probe is horizontally arranged on the shell, and the camera shooting probe is elastically hinged with the shell through a front and back arranged axis; the shell is provided with a transparent fixed plate and a transparent movable plate which are vertically arranged on the left side of the shooting probe, the transparent fixed plate is arranged between the shooting probe and the transparent movable plate, and the transparent movable plate is horizontally connected with the shell in a sliding manner; a disc coaxially connected with the video recording probe is arranged on the inner side of the shell, a spring lock pin arranged on one side of the disc is arranged on the shell, a lock hole matched with the spring lock pin is arranged on the disc, and the end part of the spring lock pin is arranged in the lock hole; the shell is provided with an accommodating cavity matched with the spring lock pin and a channel communicated with the accommodating cavity, one end of the channel is communicated with the accommodating cavity, and the other end of the channel is communicated with the transparent fixed plate and the transparent movable plate; the invention can make the shooting probe rotate in time to avoid direct impact of external force and shoot and collect evidence in time for surrounding environment.
Description
Technical Field
The invention relates to the technical field of camera safety protection, in particular to an explosion-proof camera.
Background
The great popularization of the cameras brings more comprehensive safety guarantee to modern life, and particularly, in public places or business places, the cameras are distributed in a large number, so that the work of event review, investigation and evidence collection and the like is more handy, and a certain frightening effect is played for lawbreakers; however, because the camera inevitably has dead corners, lawless persons often hide the dead corners and damage the camera and then crime, which not only causes the damage of public resources, but also brings inconvenience to later evidence collection.
In addition, under the conditions of some external factors such as extreme weather, engineering construction and the like, the camera is generally impacted by hard objects such as sand and stones and the like, and the camera is also damaged; moreover, accident such as explosion easily takes place in places such as factory workshop, storehouse, this kind of accident destructive power is great, also can form great impact to the camera.
Disclosure of Invention
In order to overcome the technical defects in the prior art, the invention provides an explosion-proof camera, which aims to solve the problem that the existing camera is easily damaged by artificial or accidental impact force.
The technical scheme for solving the problem is as follows: the camera shooting probe is horizontally arranged on the shell, and the camera shooting probe is elastically hinged with the shell through a front and back arranged axis; the shell is provided with a transparent fixed plate and a transparent movable plate which are vertically arranged on the left side of the shooting probe, the transparent fixed plate is arranged between the shooting probe and the transparent movable plate, the transparent movable plate is horizontally connected with the shell in a sliding manner, and an air cavity is formed between the transparent fixed plate and the transparent fixed plate; the inner side of the shell is provided with a disc coaxially connected with the recording probe along the hinge axis, the shell is provided with a spring lock pin arranged on one side of the disc, the disc is provided with a lock hole matched with the spring lock pin, and the end part of the spring lock pin is arranged in the lock hole to position and lock the disc, namely the recording probe; the shell is provided with an accommodating cavity matched with the spring lock pin and a channel communicated with the accommodating cavity, one end of the channel is communicated with the accommodating cavity, the other end of the channel is communicated with an air cavity between the transparent fixed plate and the transparent movable plate, when the transparent movable plate is stressed to slide rightwards, air in the air cavity is compressed and enters the accommodating cavity through the channel, and then the spring lock pin is pushed under the action of air pressure to slide out of the spring lock pin from the lock hole, so that the unlocking of the video recording probe is realized, at the moment, under the action of hinged elasticity, the video recording probe rotates anticlockwise to avoid direct impact of external force on the video recording end.
The invention converts the kinetic energy generated when the external force impacts different parts into the air compression internal energy and the elastic potential energy of the spring respectively and reasonably utilizes the kinetic energy, not only can enable the shooting probe to rotate in time to avoid the direct impact of the external force, but also can shoot and collect evidence for shooting dead angles through the wide-angle lens in time, thereby providing direct evidence for later investigation and collection of evidence, and the shooting probe can also continue to rotate after shooting and collecting evidence to further protect the shooting probe, thereby effectively preventing the damage of the camera and improving the safety of the camera.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a cross-sectional view a-a of the present invention.
Fig. 3 is a sectional view taken along line B-B of fig. 2 according to the present invention.
Fig. 4 is a schematic perspective view of the present invention.
Fig. 5 is a schematic perspective view of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the invention comprises a base 1 and a cylindrical shell 2 with a horizontal axis, wherein the right end of the shell 2 is hinged with the base 1 in a damping manner, a recording probe 3 horizontally arranged on the inner side of the shell 2 is arranged on the shell 2, and the recording probe 3 is elastically hinged with the shell 2 through the axis arranged in the front and back directions; the shell 2 is provided with a transparent fixed plate 4 and a transparent movable plate 5 which are vertically arranged at the left side of the shooting probe 3, the transparent fixed plate 4 is arranged between the shooting probe 3 and the transparent movable plate 5, the transparent movable plate 5 is horizontally connected with the shell 2 in a sliding and sealing way, and an air cavity is formed between the transparent fixed plate 4 and the transparent fixed plate 5; a disc 6 coaxially connected with the recording probe 3 along the hinge axis of the recording probe 3 and the shell 2 is arranged on the inner side of the shell 2, a spring lock pin 7 arranged on one side of the disc 6 is arranged on the shell 2, a lock hole 8 matched with the spring lock pin 7 is arranged on the disc 6, and the end part of the spring lock pin 7 is arranged in the lock hole 8 to position and lock the disc 6, namely the recording probe 3; the shell 2 is provided with an accommodating cavity 9 matched with the spring lock pin 7 and a channel 10 communicated with the accommodating cavity 9, one end of the channel 10 is communicated with the accommodating cavity 9, the other end of the channel 10 is communicated with an air cavity between the transparent fixed plate 4 and the transparent movable plate 5, when the transparent movable plate 5 is forced to slide rightwards, air in the air cavity is compressed and enters the accommodating cavity 9 through the channel 10, the spring lock pin 7 is pushed under the action of air pressure to enable the spring lock pin 7 to slide out of the lock hole 8, unlocking of the video recording probe 3 is achieved, and at the moment, under the action of hinged elasticity, the video recording probe 3 rotates anticlockwise to avoid direct impact of external force on a video recording end.
Preferably, the wide-angle lens 11 arranged below the camera probe 3 is arranged on the shell 2, and after the spring lock pin 7 is unlocked, the camera probe 3 rotates anticlockwise to be aligned with the wide-angle lens 11 and then stops, so that direct impact of external force on the camera end can be avoided, the camera range can be expanded through the wide-angle lens 11, and timely evidence collection can be conveniently carried out on a camera blind area below the shell 2.
Preferably, the housing 2 comprises an inner cylinder 12 and an outer cylinder 13, the right end of the outer cylinder 13 is coaxially and slidably connected with the inner cylinder 12, the right end of the inner cylinder 12 is hinged with the base 1, the inner cylinder 12 is connected with the outer cylinder 13 through a spring 14, when an external force impacts the outer cylinder 13, the outer cylinder 13 is forced to slide rightwards to form effective buffering, and can slide leftwards through the elastic force of the spring 14 in a resetting manner.
Preferably, the shell 2 is provided with an elastic limit lock pin 15 arranged on one side of the disc 6, the disc 6 is provided with an arc-shaped chute 16 which is matched with the limit lock pin 15 and is coaxially arranged with the disc 6, the end part of the limit lock pin 15 is arranged in the arc-shaped chute 16, after the spring lock pin 7 is unlocked, the arc-shaped chute 6 rotates along with the disc 6 simultaneously to enable the limit lock pin 15 to generate relative sliding in the arc-shaped chute 16, and when the video recording probe 3 rotates to a preset angle such as: after the wide-angle lens 11 is aligned, the limit lock pin 15 slides to the stroke end of the sliding chute 16, so that the recording probe 3 is reliably stopped.
Preferably, the shell 2 is provided with an elastic limit lock pin 15 arranged on one side of the disc 6, the disc 6 is provided with a pin hole matched with the limit lock pin 15, and the end part of the limit lock pin 15 is arranged in the pin hole; the inner cylinder 12 is provided with a wedge-shaped shifting fork 17 matched with the limiting lock pin 15, when the outer cylinder 13 slides rightwards, the limiting lock pin 15 moves rightwards along with the limiting lock pin and is unlocked by the wedge-shaped shifting fork 17, the disc 6 is provided with a semicircular limiting groove 18 coaxially arranged with the disc 6, the shell 2 is provided with a stop pin 19 arranged in the limiting groove 18, after the elastic lock pin 7 and the limiting lock pin 15 are unlocked sequentially or simultaneously, the shooting probe 3 drives the limiting groove 18 to rotate 180 degrees under the action of hinged elasticity, and the stop pin 19 slides from one end of the limiting groove 18 to the other end to stop the shooting probe 3, so that the shooting end of the shooting probe 3 is effectively protected, and direct impact of external force is avoided.
In order to further improve the unlocking action coordination of the elastic lock pin 7 and the limiting lock pin 15, the elastic lock pin 7 and the limiting lock pin 15 can be linked through a shifting piece, so that the elastic lock pin 7 is driven by the shifting piece to unlock simultaneously when the limiting lock pin 15 is unlocked, and the limiting lock pin is not influenced when the elastic lock pin 7 is unlocked, so that the reliable unlocking of the recording probe 3 can be realized when the elastic lock pin 7 or the limiting lock pin 15 is unlocked independently, and the recording probe 3 is effectively protected; the above-mentioned plectrum linkage sets up as the conventional technological means when technical personnel solve similar technical problem in the field, and need not be repeated in this description.
Preferably, the recording probe 3 is provided with an air bag 20, when the recording probe 3 rotates to avoid the external force impact, the air bag 20 rotates to the original position of the recording probe 3, so as to effectively block the external force impact and form a certain buffer and decomposition to the external force, thereby providing further protection for the recording probe 3.
Preferably, the housing 2 is provided with a baffle 21 corresponding to the wide-angle lens 11, the baffle 21 is arc-shaped and slides on the housing 2 along the circumference of a horizontal axis, the housing 2 is provided with an incomplete bevel gear 22 coaxially connected with the disc 6 and a semi-ring bevel gear ring 23 coaxially sliding with the baffle 21, the semi-ring bevel gear ring 23 is meshed with the bevel gear 22, and the semi-ring bevel gear ring 23 is connected with the baffle 21, so that the baffle 21 shields the wide-angle lens 11 during normal shooting, the wide-angle lens 11 can be hidden and difficult to find, and meanwhile, the wide-angle lens 11 can be protected to avoid being damaged maliciously; when the recording probe 3 rotates under the action of the hinge elastic force, the bevel gear 22 drives the semi-ring bevel gear ring 23 to make circumferential sliding, and the baffle 21 slides along with the semi-ring bevel gear ring 23 simultaneously to expose the wide-angle lens 11, so as to ensure that shooting and evidence obtaining can be carried out by smoothly utilizing the wide-angle lens 11.
Preferably, the shell 2 is provided with a plurality of wedge-shaped sliders 24 arranged between the transparent fixed plate 4 and the transparent movable plate 5, the wedge-shaped sliders 24 are distributed along the outer edge of the transparent movable plate 5, the wedge-shaped surface of each wedge-shaped slider 24 faces towards the inner side of the shell 2 and the transparent movable plate 5, the wedge-shaped sliders 24 are connected with the shell 2 through reeds 25, and under the action of the elastic force of each reed 25, the wedge-shaped surface of each wedge-shaped slider 24 is in centripetal pressing contact with the outer edge of the transparent movable plate 5; when the transparent movable plate 5 slides rightwards under the action of external force, the wedge-shaped sliding block 24 is extruded to slide centrifugally, and after the external force disappears, the wedge-shaped sliding block 24 slides centripetally under the action of the elastic force of the reed 25 to push the transparent movable plate 5 to slide leftwards in a resetting way; after the transparent movable plate 5 is broken, the wedge-shaped surface of the wedge-shaped sliding block 24 generates leftward and centripetal pressure on the transparent movable plate 5, so that the transparent movable plate 5 or residues thereof are pushed out to the outside of the shell 2, the transparent movable plate 5 or the residues thereof are prevented from remaining in the shell 2, and convenience is brought to later maintenance.
Preferably, the left end of the housing 2 is screwed with an annular end cover 26, and the annular end cover 26 can limit the position of the transparent movable plate 5 and facilitate maintenance and replacement of the transparent baffle plate 5 at any time.
Preferably, the recording probe 3 is hinged to the housing 2 through a front-back rotating shaft 27, a torsion spring 28 is coaxially sleeved on the rotating shaft 27, two ends of the torsion spring 28 are respectively connected to the housing 2 and the recording probe 3, and the recording probe 3 rotates counterclockwise through the torsion of the torsion spring 28.
In order to reset the recording probe 3, a transmission mechanism for controlling the rotation of the rotating shaft 27 can be additionally arranged on the shell 2, and the rotating shaft 27 is controlled by the transmission mechanism to reset and rotate the recording probe 3; in the resetting and rotating process of the video recording probe 3, the disc 6 rotates simultaneously to enable the lock hole 8 to rotate to the position of the elastic lock pin 7, so that the elastic lock pin 7 can be bounced into the lock hole 8 to realize locking, and in the same way, the limiting lock pin 15 also realizes locking so as to be convenient for reuse.
In the invention, the transparent movable plate 5 is used as a bearing and transmitting part for external force impact, and when the transparent movable plate is impacted and is not damaged, the transparent movable plate can reset under the action of air pressure between the transparent movable plate 5 and the transparent fixed plate 4 or under the pushing action of the wedge-shaped slide block 24 and the reed 25 so as to be used continuously; when the movable plate is damaged due to self impact, the transparent movable plate 5 can be quickly replaced by disassembling the left end of the shell 2, such as disassembling the annular end cover 26, and the maintenance is simple and quick.
The invention compresses local air by utilizing kinetic energy generated by external force impact, unlocks the recording probe by utilizing pressure generated by air compression, converts the impact kinetic energy of the external force on the shell into elastic potential energy of the spring, and effectively utilizes the potential energy, so that the recording probe can rotate in time to avoid direct impact of the external force, and shooting and evidence obtaining can be carried out on recording dead angles in time through the wide-angle lens, direct evidence is provided for later investigation and evidence obtaining, and the recording probe can continue to rotate after shooting and evidence obtaining so as to further protect the recording probe.
In addition, after the recording probe rotates, the recording end of the recording probe does not face the direction of the impact external force any more, even if the transparent fixed plate is damaged, the recording end of the recording probe can still avoid the direct impact of the external force, and the safety and the integrity of the precise component are protected to the greatest extent; and the invention also adds an air bag, when the recording probe rotates, the air bag rotates to the position where the recording end is, and the external force is absorbed by buffering, thus further protecting the recording probe.
Claims (10)
1. An explosion-proof camera comprises a base (1) and a horizontally arranged shell (2), wherein the right end of the shell (2) is hinged with the base (1), and is characterized in that a shooting probe (3) horizontally arranged on the inner side of the shell (2) is arranged on the shell (2), and the shooting probe (3) is elastically and rotatably hinged with the shell (2) through a front-back arranged axis; the shell (2) is provided with a transparent fixed plate (4) and a transparent movable plate (5) which are vertically arranged on the left side of the shooting probe (3), the transparent fixed plate (4) is arranged between the shooting probe (3) and the transparent movable plate (5), and the transparent movable plate (5) is horizontally connected with the shell (2) in a sliding manner; a disc (6) coaxially connected with the video recording probe (3) along the hinge axis is arranged on the inner side of the shell (2), a spring lock pin (7) arranged on one side of the disc (6) is arranged on the shell (2), a lock hole (8) matched with the spring lock pin (7) is arranged on the disc (6), and the end part of the spring lock pin (7) is arranged in the lock hole (8); the shell (2) is provided with an accommodating cavity (9) matched with the spring lock pin (7) and a channel (10) communicated with the accommodating cavity (9), one end of the channel (10) is communicated with the accommodating cavity (9), and the other end of the channel (10) is communicated with the transparent fixed plate (4) and the transparent movable plate (5).
2. Explosion-proof camera according to claim 1, characterized in that the housing (2) has a wide-angle lens (11) placed below the recording probe (3).
3. An explosion-proof camera head according to claim 1, characterized in that the housing (2) comprises an inner cylinder (12) and an outer cylinder (13), the right end of the outer cylinder (13) is coaxially and slidably connected with the inner cylinder (12), the right end of the inner cylinder (12) is hinged with the base (1), and the inner cylinder (12) is connected with the outer cylinder (13) through a spring (14).
4. An explosion-proof camera head according to claim 1 or 2, characterized in that the housing (2) is provided with an elastic limit lock pin (15) arranged on one side of the disc (6), the disc (6) is provided with an arc-shaped sliding groove (16) matched with the limit lock pin (15), and the end part of the limit lock pin (15) is arranged in the arc-shaped sliding groove (16).
5. An explosion-proof camera head according to claim 3, characterized in that the housing (2) is provided with an elastic limit lock pin (15) arranged at one side of the disc (6), the disc (6) is provided with a pin hole matched with the limit lock pin (15), and the end part of the limit lock pin (15) is arranged in the pin hole; the inner cylinder (12) is provided with a wedge-shaped shifting fork (17) matched with the limiting lock pin (15), the disc (6) is provided with a semicircular limiting groove (18) which is coaxial with the disc (6), and the shell (2) is provided with a stop pin (19) arranged in the limiting groove (18).
6. Explosion-proof camera according to claim 1, characterized in that the videography probe (3) is provided with an air bag (20).
7. The explosion-proof camera head according to claim 2, characterized in that the housing (2) is provided with a baffle (21) corresponding to the wide-angle lens (11), the baffle (21) is arc-shaped and slides on the housing (2) along a horizontal axis circumference, the housing (2) is provided with a bevel gear (22) coaxially connected with the disc (6) and a semi-ring bevel gear ring (23) coaxially sliding with the baffle (21), the semi-ring bevel gear ring (23) is engaged with the bevel gear (22), and the semi-ring bevel gear ring (23) is connected with the baffle (21).
8. An explosion-proof camera head according to claim 1, characterized in that the housing (2) is provided with a plurality of wedge-shaped sliders (24) arranged between the transparent fixed plate (4) and the transparent movable plate (5), the plurality of wedge-shaped sliders (24) are distributed along the outer edge of the transparent movable plate (5), the wedge-shaped surface of each wedge-shaped slider (24) faces the inner side of the housing (2) and faces the transparent movable plate (5), the wedge-shaped sliders (24) are connected with the housing (2) through reeds (25), and under the action of the elastic force of the reeds (25), the wedge-shaped surface of each wedge-shaped slider (24) is in centripetal pressing contact with the outer edge of the transparent movable plate (5).
9. An explosion-proof camera head according to claim 1, characterized in that the left end of the housing (2) is screwed with an annular end cap (26).
10. The explosion-proof camera head according to claim 1, characterized in that the recording probe (3) is hinged with the housing (2) through a front and back arranged rotating shaft (27), a torsion spring (28) is coaxially sleeved on the rotating shaft (27), and two ends of the torsion spring (28) are respectively connected with the housing (2) and the recording probe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910806454.0A CN110460759B (en) | 2019-08-29 | 2019-08-29 | Explosion-proof camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910806454.0A CN110460759B (en) | 2019-08-29 | 2019-08-29 | Explosion-proof camera |
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| CN110460759A CN110460759A (en) | 2019-11-15 |
| CN110460759B true CN110460759B (en) | 2021-04-16 |
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| CN201910806454.0A Active CN110460759B (en) | 2019-08-29 | 2019-08-29 | Explosion-proof camera |
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Families Citing this family (1)
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| CN114084363B (en) * | 2021-12-10 | 2022-06-21 | 深圳市众安威视技术有限公司 | Camera lens protection device for unmanned aerial vehicle |
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