CN219268981U

CN219268981U - Low-illumination recognition device

Info

Publication number: CN219268981U
Application number: CN202320677600.6U
Authority: CN
Inventors: 田捷; 乔景安; 刘晓梅
Original assignee: Shanxi Hexin Jiye Technology Co ltd
Current assignee: Shanxi Hexin Jiye Technology Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-06-27
Anticipated expiration: 2033-03-30

Abstract

The application relates to a low illumination recognition device relates to recognition device's field, and it includes low illumination camera and cover establishes at the outside protective housing of low illumination camera, visual window has been seted up to one side of protective housing, visual window internal fixation is provided with the protection window of being made by transparent material. The utility model provides a can protect low illumination camera through the protective housing, avoided the camera lens of low illumination camera to expose the defect of easily attaching the dust in the air for a long time.

Description

Low-illumination recognition device

Technical Field

The present application relates to the field of identification devices, and in particular, to a low-light identification device.

Background

In recent years, the accident rate of coal mines in China is high, and the accident rate is a serious problem to be solved urgently by each level of authorities. The enhancement of underground coal mine safety management and monitoring is a key to reducing accidents.

In the space environment under the mine, the working condition is complex, and the illumination of the visible light source is very low. In recent years, along with the development of intelligent monitoring technology, traditional coal mines gradually change to less or unmanned intelligent exploitation, and machine vision technology is widely used underground, and is mainly used for monitoring underground working conditions and surrounding rock abnormal states in real time through a low-illumination recognition device.

However, in the use process of the existing low-illumination recognition device in the pit, dust is easy to adhere to the lens of the camera due to the fact that the lens of the camera is exposed in the air in the pit, and the recognition effect of the camera can be gradually affected along with the extension of the use time.

Disclosure of Invention

In order to overcome the defect that dust is easy to adhere to the conventional low-illumination recognition device, the application provides the low-illumination recognition device.

The application provides a low illumination recognition device adopts following technical scheme:

the utility model provides a low illumination recognition device, includes low illumination camera and covers the protective housing of establishing in the low illumination camera outside, visual window has been seted up to one side of protective housing, visual window internal fixation is provided with the protection window of being made by transparent material.

By adopting the technical scheme, the protection shell can play a role in protecting the low-illumination camera, so that the defect that dust is easy to adhere along with the extension of the service time when the low-illumination camera is exposed in the air for a long time can be avoided; and through the setting of visual window and protection window, can be convenient for low-light level camera work.

Optionally, the protective housing is close to one side of visual window is provided with the brush along vertical direction slip, the brush is used for right the protection window cleans.

Through adopting above-mentioned technical scheme, can clean the protection window on the visual window through the brush to can avoid piling up dust on the protection window and influence its visual effect.

Optionally, the installing port has been seted up to protective housing one side, low illuminance camera bottom is equipped with the installation component, low illuminance camera can pass through the installation component with the protective housing can dismantle the connection.

Through adopting above-mentioned technical scheme, can install the low illumination camera in the protective housing through the installation component, and also can take out the low illumination camera in the protective housing through the installation component.

Optionally, the installation component includes locating piece and slider, the locating piece is fixed to be set up the bottom of low illumination camera, the slider is fixed to be set up the bottom of locating piece, and its size is less than the size of locating piece, the protective housing inner bottom surface is close to one side of installing port has seted up first spout, the slider can slide in the first spout.

Through adopting above-mentioned technical scheme, can be through sliding the slider in first spout, can put into the protective housing with low illumination camera.

Optionally, one end of the first chute away from the mounting port is located at the center of the inner bottom surface of the protective housing, and a positioning slot is formed in the center of the inner bottom surface of the protective housing, and the size of the positioning slot is mutually matched with the size of the positioning block.

Through adopting above-mentioned technical scheme, can be through locating the locating piece in the constant head tank for the low illumination camera can be fixed in the protective housing.

Optionally, a communicating groove penetrating through the bottom surface of the protective housing is formed in the groove bottom of the positioning groove, the size of the communicating groove is mutually matched with the size of the sliding block, and when the positioning block is located in the positioning groove, the sliding block is located in the communicating groove.

Through adopting above-mentioned technical scheme, when the locating piece location is in the constant head tank, the slider is located the intercommunication inslot, can be through upwards pressing the intercommunication bottom of the groove portion this moment for the slider breaks away from the protective housing inner bottom wall together with the locating piece, thereby is convenient for take out the low illumination camera, has improved the convenience of operation.

Optionally, the last mounting panel that articulates of installing port, mounting panel bottom one side is equipped with the hasp subassembly, the hasp subassembly is used for with the mounting panel is closed and is fixed in the installing port.

Through adopting above-mentioned technical scheme, can be through the mounting panel with the installation mouth closure to avoid low illumination camera to expose in the air, can lock the mounting panel in the installation mouth through the hasp subassembly.

Optionally, the hasp subassembly includes latch segment and spring, the second spout has been seted up to one side that its articulated department was kept away from to the mounting panel bottom, the latch segment slides and sets up in the second spout, the spring sets up the latch segment with between the tank bottom of second spout, the protective housing is close to set up the locked groove on the bottom surface of mounting port one side, the latch segment can the joint be in the locked groove.

Through adopting above-mentioned technical scheme, can be through with the locking piece joint in the locked groove for the mounting panel can lock in the installing port.

Optionally, an unlocking hole penetrating through the protective shell is formed in the bottom surface of the locking groove, an unlocking rod is arranged in the unlocking hole in a sliding mode, and when the locking piece is located in the locking groove, the locking piece can be pushed into the second sliding groove through the unlocking rod.

Through adopting above-mentioned technical scheme, can push the locking piece into in the second spout through the unlocking lever to be convenient for open the mounting panel unblock.

Optionally, the locking piece bottom is equipped with the inclined plane, the protective housing bottom surface is close to one side of installing port has been seted up the inclined groove, works as when the mounting panel is closed, the inclined plane can with the tank bottom mutual butt in inclined groove makes the locking piece can enter into in the second spout.

Through adopting above-mentioned technical scheme, can be convenient for with locking piece joint in the locked groove, improve the convenience of operation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the protective shell, the protective shell can protect the low-illumination camera, so that the defect that dust is easy to adhere along with the extension of the service time when the low-illumination camera is exposed in the air for a long time can be avoided; the low-illumination camera can work conveniently through the arrangement of the visible window and the protection window;

2. through the arrangement of the hairbrush, the protection window on the visual window can be cleaned through the hairbrush, so that dust accumulated on the protection window can be prevented from affecting the visual effect of the protection window;

3. through the setting of installation component, can install the low illumination camera in the protective housing through installation component, and also can take out the low illumination camera in the protective housing through installation component.

Drawings

FIG. 1 is a schematic view of a portion of a hidden mounting plate according to an embodiment of the present application;

FIG. 2 is a schematic view of a portion of the structure of a hidden mounting plate and a low-intensity camera according to an embodiment of the present application;

FIG. 3 is a schematic overall structure of an embodiment of the present application;

FIG. 4 is a schematic cross-sectional view of an embodiment of the present application;

fig. 5 is an enlarged partial schematic view of the portion a in fig. 4.

Reference numerals illustrate: 1. a low-light camera; 2. a protective shell; 21. a visual window; 22. a protective window; 24. a third chute; 25. a positioning groove; 26. a communication groove; 27. a first chute; 28. a mounting port; 29. a locking groove; 291. opening a lock hole; 292. a limit groove; 20. an inclined groove; 3. a mounting assembly; 31. a positioning block; 32. a slide block; 4. a slide bar; 41. a brush; 5. a mounting plate; 51. a pull rod; 52. a second chute; 6. a latch assembly; 61. a locking piece; 611. an inclined surface; 62. a spring; 63. an unlocking lever; 64. and a limiting block.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a low-illumination recognition device. Referring to fig. 1, a low-illuminance recognition apparatus includes a low-illuminance camera 1, a protective case 2, and an installation assembly 3, wherein the protective case 2 is used for protecting the low-illuminance camera 1, preventing the low-illuminance camera 1 from being exposed to air, and the installation assembly 3 is used for installing the low-illuminance camera 1 in the protective case 2, and also can take out the low-illuminance camera 1 from the protective case 2 through the installation assembly 3.

Referring to fig. 1, the protective shell 2 is of a hollow structure, the cross section of the protective shell is rectangular, a visible window 21 which is also rectangular is formed on one side wall of the protective shell, and a protective window 22 made of transparent materials is fixedly arranged in the visible window 21; in actual use, the camera of the low-illuminance camera 1 is directed to the side close to the visible window 21, and can take an image through the visible window 21 and the protection window 22.

Referring to fig. 1, a third chute 24 which is symmetrically distributed by taking the protective housing 2 as a symmetry center is formed on one side of the outer two side walls of the protective housing 2, which is close to the visual window 21, the length direction of the third chute 24 is a vertical direction, a slide bar 4 is horizontally arranged on one side of the protective housing 2, which is close to the visual window 21, in a sliding manner along the vertical direction, the cross section of the slide bar 4 is U-shaped, two ends of the slide bar 4 are respectively arranged in one of the third chutes 24 in a sliding manner along the vertical direction, a hairbrush 41 is sleeved on the slide bar 4, and the hairbrush 41 is supported by fuzzes; when dust is attached to the protection window 22 in actual use, the brush 41 can be moved up and down along the vertical direction, so that the brush 41 can clean the protection window 22, and the protection window 22 can be maintained in a clearer state, and the influence on the shooting effect of the low-illumination camera 1 is avoided.

Referring to fig. 1, a mounting opening 28, which is also rectangular, is formed in a side wall of the protective case 2, and the low-illuminance camera 1 can be mounted in the protective case 2 through the mounting opening 28, and can be taken out from the protective case 2 through the mounting opening 28; the installation component 3 includes locating piece 31 and slider 32, and the top surface of locating piece 31 and the bottom surface fixed connection of low illumination camera 1, the cross section of locating piece 31 is the rectangle, and the cross section of slider 32 is the rectangle too, and the cross section size of slider 32 is less than the cross section size of locating piece 31, the top surface of slider 32 and the bottom surface fixed connection of locating piece 31, and the center of the cross section of slider 32 and the center of the cross section of locating piece 31 are just to setting up along vertical direction.

Referring to fig. 1 and 2, a first chute 27 is formed on one side of the inner bottom surface of the protective housing 2, which is close to the mounting opening 28, and the length direction of the first chute 27 is horizontal and perpendicular to the length direction of the low-illuminance camera 1; the size of the sliding block 32 is matched with the size of the first sliding groove 27, and the sliding block 32 can be arranged in the first sliding groove 27 in a sliding manner along the length direction of the first sliding groove 27; in actual use, the slider 32 is placed in the first slide groove 27 from the mounting opening 28, and the low-illuminance camera 1 is moved toward the inside of the protective case 2, whereby the low-illuminance camera 1 can be placed in the protective case 2.

Referring to fig. 1 and 2, one end of the first chute 27, which is far away from the mounting opening 28, is located at the center of the bottom surface of the protective housing 2, and a positioning slot 25 is further formed at the center of the inner bottom surface of the protective housing 2, the size of the positioning slot 25 is mutually matched with the size of the positioning block 31, and the depth of the positioning slot 25 is greater than that of the first chute 27; the bottom of the positioning groove 25 is provided with a communication groove 26 penetrating through the bottom surface of the protective shell 2, and the size of the communication groove 26 is mutually matched with the size of the sliding block 32; when the slider 32 slides to the positioning groove 25 in the first sliding groove 27, the positioning block 31 can be clamped in the positioning groove 25, and the slider 32 can be clamped in the communication groove 26, so that the low-illumination camera 1 can be fixed inside the protective case 2.

Referring to fig. 3, one side of the mounting opening 28 is hinged with a mounting plate 5, the size of the mounting plate 5 is matched with that of the mounting opening 28, the mounting plate 5 can close the mounting opening 28, and a vertical pull rod 51 is fixedly arranged on one side of the mounting plate 5 away from the inside of the protective shell 2; the side of the bottom of the mounting plate 5 remote from its hinge is provided with a catch assembly 6, the catch assembly 6 being used to close the mounting plate 5 and locate it in the mounting opening 28.

Referring to fig. 4 and 5, the latch assembly 6 includes a latch block 61, a spring 62, an unlocking lever 63, and a stopper 64; a second chute 52 is formed in one side, away from the hinge joint, of the bottom of the mounting plate 5, the depth direction of the second chute 52 is a vertical direction, the cross section of the second chute 52 is rectangular, the size of the locking piece 61 is mutually matched with that of the second chute 52, and the locking piece 61 is slidably arranged in the second chute 52 along the depth direction of the second chute 52; the spring 62 is also arranged in the second chute 52, the length direction of the spring 62 is the same as the depth direction of the second chute 52, one end of the spring 62 is fixedly connected with the locking piece 61, and the other end is fixedly connected with the bottom of the second chute 52; when the spring 62 is in a balanced state, the end of the lock piece 61 away from the spring 62 is located outside the second slide groove 52, and the end of the lock piece 61 close to the spring 62 is located inside the second slide groove 52.

Referring to fig. 1 and 5, a locking groove 29 is formed on one side of the bottom surface of the protective housing 2, which is close to the mounting opening 28, and the depth direction of the locking groove 29 is also vertical, and when the mounting plate 5 is closed, the second sliding groove 52 and the locking groove 29 are opposite to each other in the vertical direction; the size of the locking groove 29 is mutually matched with the size of the locking piece 61, and the locking piece 61 can be clamped in the locking groove 29; the bottom of the locking block 61 is provided with an inclined surface 611, and the bottom surface of the protective shell 2 is provided with an inclined groove 20 between the locking groove 29 and the mounting opening 28; when the mounting plate 5 is closed, the inclined surface 611 can abut against the bottom of the inclined groove 20, so as to drive the locking piece 61 to enter the second sliding groove 52, and the spring 62 is in a compressed state, so that the mounting plate 5 can enter the mounting opening 28 conveniently.

Referring to fig. 1 and 5, an unlocking hole 291 penetrating through the protective housing 2 in the vertical direction is formed in the bottom of the locking groove 29, the cross section of the unlocking hole 291 is circular, an unlocking rod 63 is slidably arranged in the unlocking hole 291 in the vertical direction, the axial direction of the unlocking rod 63 coincides with the axial direction of the unlocking hole 291, the unlocking rod 63 can rotate in the unlocking hole 291 by taking the axial direction as the center of a circle, the length of the unlocking rod 63 is greater than the sum of the depth of the unlocking hole 291 and the depth of the locking groove 29, and one end, far away from the locking groove 29, of the unlocking rod 63 is always positioned outside the unlocking hole 291; when the lock piece 61 is located in the lock groove 29, the lock piece 61 can be separated from the lock groove 29 into the second slide groove 52 by pushing the unlocking lever 63 upward, so that the mounting plate 5 can be conveniently opened.

Referring to fig. 1 and 5, the side walls of both sides of the unlocking hole 291 are provided with limiting grooves 292 symmetrically arranged with the axis direction of the unlocking hole 291 as a symmetry center, the length direction of the limiting grooves 292 is the same as the depth direction of the unlocking hole 291, and the limiting block 64 fixedly connected with the unlocking rod 63 is slidingly arranged in the limiting grooves 292 along the length direction thereof; the stopper 64 is provided to prevent the lock release lever 63 from falling out of the lock release hole 291.

The implementation principle of the low-illumination recognition device in the embodiment of the application is as follows: when the low-illumination camera 1 is installed, the unlocking rod 63 is pressed upwards to drive the locking piece 61 to enter the second sliding groove 52, and the pull rod 51 is pulled at the moment to open the installation plate 5; then the low-illumination camera 1 is installed in the protective shell 2, the sliding block 32 is aligned with the sliding groove, the sliding block 32 slides in the sliding groove towards the direction inside the protective shell 2 until the positioning block 31 is positioned above the positioning groove 25, the positioning block 31 is fixed in the positioning groove 25, and meanwhile, the sliding block 32 is fixed in the communication groove 26, so that the installation is completed; then, the mounting plate 5 is closed again, when the mounting plate 5 is about to be closed, the inclined surface 611 at the bottom of the locking piece 61 is mutually abutted with the bottom of the inclined groove 20 at the bottom of the protective shell 2, so that the locking piece 61 is driven to enter the second sliding groove 52, the mounting plate 5 can be closed until the locking piece 61 is aligned with the locking groove 29, and the locking piece 61 enters the locking groove 29 under the action of the spring 62.

When the mounting plate is dismounted, the unlocking rod 63 is pressed upwards to drive the locking piece 61 to enter the second sliding groove 52, and the pull rod 51 is pulled at the moment to open the mounting plate 5; then the sliding block 32 is pressed upwards through the communication groove 26 to drive the sliding block 32 and the positioning hole to separate from the bottom of the protective shell 2, and the low-illumination camera 1 can be taken out; then, the mounting plate 5 is closed again, when the mounting plate 5 is about to be closed, the inclined surface at the bottom of the locking piece 61 is mutually abutted with the bottom of the inclined groove 20 at the bottom of the protective shell 2, and the locking piece 61 is driven to enter the second sliding groove 52, so that the mounting plate 5 can be closed until the locking piece 61 is aligned with the locking groove 29, and the locking piece 61 enters the locking groove 29 under the action of the spring 62.

Through the arrangement of the protective shell 2, the protective shell 2 can play a role in protecting the low-illumination camera 1, so that the defect that dust is easy to adhere along with the extension of the service time of the low-illumination camera 1 when the low-illumination camera 1 is exposed to the air for a long time can be avoided; and by providing the visible window 21 and the protection window 22, the low-illuminance camera 1 can be operated conveniently.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The low-illumination recognition device is characterized by comprising a low-illumination camera (1) and a protective shell (2) covered outside the low-illumination camera (1), wherein a visible window (21) is formed in one side of the protective shell (2), and a protective window (22) made of transparent materials is fixedly arranged in the visible window (21).

2. A low-light level recognition device according to claim 1, characterized in that a brush (41) is slidably arranged on the side of the protective housing (2) close to the visible window (21) in the vertical direction, and the brush (41) is used for cleaning the protective window (22).

3. The low-illumination recognition device according to claim 2, wherein a mounting opening (28) is formed in one side of the protective housing (2), a mounting assembly (3) is arranged at the bottom of the low-illumination camera (1), and the low-illumination camera (1) can be detachably connected with the protective housing (2) through the mounting assembly (3).

4. A low-light level recognition device according to claim 3, wherein the mounting assembly (3) comprises a positioning block (31) and a sliding block (32), the positioning block (31) is fixedly arranged at the bottom of the low-light level camera (1), the sliding block (32) is fixedly arranged at the bottom of the positioning block (31) and is smaller than the positioning block (31), a first sliding groove (27) is formed in one side, close to the mounting opening (28), of the inner bottom surface of the protective shell (2), and the sliding block (32) can slide in the first sliding groove (27).

5. The low-light level identification device according to claim 4, wherein one end of the first sliding groove (27) away from the mounting opening (28) is located at the center of the inner bottom surface of the protective shell (2), and a positioning groove (25) is formed in the center of the inner bottom surface of the protective shell (2), and the size of the positioning groove (25) is mutually matched with the size of the positioning block (31).

6. The low-illumination recognition device according to claim 5, wherein a communication groove (26) penetrating through the bottom surface of the protective housing (2) is formed in the groove bottom of the positioning groove (25), the size of the communication groove (26) is mutually matched with the size of the sliding block (32), and when the positioning block (31) is located in the positioning groove (25), the sliding block (32) is located in the communication groove (26).

7. The low-light level identification device according to claim 6, wherein the mounting opening (28) is hinged with a mounting plate (5), a latch assembly (6) is arranged at one side of the bottom of the mounting plate (5), and the latch assembly (6) is used for closing the mounting plate (5) and fixing the mounting plate in the mounting opening (28).

8. The low-illumination recognition device according to claim 7, wherein the lock catch assembly (6) comprises a locking block (61) and a spring (62), a second sliding groove (52) is formed in one side, away from the hinge position, of the bottom of the mounting plate (5), the locking block (61) is slidably arranged in the second sliding groove (52), the spring (62) is arranged between the locking block (61) and the groove bottom of the second sliding groove (52), a locking groove (29) is formed in the bottom surface, close to one side of the mounting opening (28), of the protective shell (2), and the locking block (61) can be clamped in the locking groove (29).

9. The low-light level identification device according to claim 8, wherein an unlocking hole (291) penetrating through the protective housing (2) is formed in the bottom surface of the locking groove (29), an unlocking rod (63) is slidably arranged in the unlocking hole (291), and when the locking piece (61) is located in the locking groove (29), the locking piece (61) can be pushed into the second sliding groove (52) through the unlocking rod (63).

10. The low-illumination recognition device according to claim 9, wherein an inclined surface (611) is arranged at the bottom of the locking piece (61), an inclined groove (20) is formed in one side, close to the mounting opening (28), of the bottom surface of the protective shell (2), and when the mounting plate (5) is closed, the inclined surface (611) can be mutually abutted with the groove bottom of the inclined groove (20), so that the locking piece (61) can enter the second sliding groove (52).