CN220156578U

CN220156578U - Video sampling device

Info

Publication number: CN220156578U
Application number: CN202321354949.2U
Authority: CN
Inventors: 刘洪�; 陈雯洁; 张娟; 陆季浩; 高月洁
Original assignee: Nantong Municipal Engineering Design Institute Co ltd
Current assignee: Nantong Municipal Engineering Design Institute Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-12-08
Anticipated expiration: 2033-05-31

Abstract

The utility model provides a video sampling device applied to the technical field of video acquisition, which is characterized in that two semicircular device shells are fixedly connected through bolts, a camera shooting support is fixedly connected to the outer part of the device shells, an acquisition camera is fixedly connected to the bottom end of the camera shooting support, the two device shells clamp a lamp post of a street lamp to realize the installation of the device, the device is lifted to the top of the street lamp by utilizing the lifting force of a lifting air bag, the video acquisition is carried out through the acquisition camera, the video acquisition device is convenient to assemble and disassemble at any time, the cost of video acquisition is effectively reduced, the lifting force of the lifting air bag also provides lifting force for a lifting rod, the lifting support drives a lifting extrusion block to slide on an extrusion cushion block, and an elastic film is pressed to deform inwards to press the surface of the lamp post, so that the device is automatically locked, the fixing stability of the device is effectively improved, and the quality of video acquisition is effectively improved.

Description

Video sampling device

Technical Field

The utility model relates to the technical field of video acquisition, in particular to a video sampling device.

Background

The traffic environment bearing capacity is within a certain period and a certain area, under the condition that the functions and the structures of the traffic environment system are not changed to malignant directions in a specific traffic structure, the maximum development scale of the traffic system can be borne by the traffic environment, the evaluation standard of the modern traffic system is safe, smooth and energy-saving, and the acquired video is used for carrying out evaluation and judgment on the traffic environment bearing capacity through Cube big data, so that the traffic information acquisition technology is a key technology of the intelligent traffic.

The current common traffic information acquisition technology mainly comprises cameras installed on road signal lamps, the cameras can only act on signal lamp areas, the acquired video data are insufficient to provide effective video information, if the traffic information is acquired by installing a very high video camera specially for the areas, complex installation and construction are required, regular maintenance and overhaul are also required, and the too high cost is unfavorable for popularization.

Aiming at the problems, the scheme carries out corresponding technical assumption that the evaluation of the bearing capacity of the traffic environment does not need to update data in real time, because the environment does not change greatly in a long time, a fixed video camera device is not required to be installed to provide real-time video data, and therefore, the scheme designs the video acquisition device capable of being assembled and disassembled at any time according to actual requirements, and the lifting structure is utilized to lift the road lamp to acquire video on the road, so that the cost of video acquisition is effectively reduced.

Disclosure of Invention

Compared with the prior art, the video sampling device provided by the utility model has the advantages that the flexibility of video information acquisition is improved, the cost of video acquisition is reduced, the video sampling device is provided, the two semicircular device shells are fixedly connected through bolts, the outside of the device shells is fixedly connected with a camera bracket, the bottom end of the camera bracket is fixedly connected with an acquisition camera, the outside of the device shells is fixedly connected with a fixed ring, a lifting rod is sleeved in the fixed ring, the outside of the top end of the lifting rod is fixedly connected with a fixed frame, and a lifting air bag is fixedly connected between the two fixed frames; the clamping window is formed in the bottom end surface of the device shell, the elastic membrane is fixedly connected to the inner portion of the clamping window, the friction gasket is fixedly connected to the inner surface of the elastic membrane, the lifting support is fixedly connected to the middle portion of the lifting rod, the lifting extrusion blocks are fixedly connected to the two ends of the lifting support, the extrusion cushion blocks are fixedly connected to the outer surface of the elastic membrane, and the lifting extrusion blocks are in sliding connection with the extrusion cushion blocks.

Realize the installation of lamp pole realization device through two device shell centre gripping street lamps, utilize the lift of rising air pocket to rise the device to the street lamp top, carry out video collection through gathering the camera, the dismouting at any time of the video acquisition device of being convenient for effectively reduces the cost of video acquisition, after the device rises to appointed height, the lift of rising air pocket still provides ascending pulling force to the lifter, thereby drive the extrusion piece through the lifting support and slide on the extrusion cushion, realize elastic membrane inwards deformation, the friction pad compresses tightly the lamp pole surface, realize the automatic locking of device, effectively improve the fixed stability of device, and then effectively improve the quality of video acquisition.

Further, helium is filled in the rising air bag, the elastic membrane is made of elastic rubber materials, the friction gasket is made of wear-resistant rubber materials, the rising air bag filled with helium provides lifting force for rising of the device, the elastic membrane deforms inwards to compress the friction gasket on the lamp pole, and fixing stability of the device is improved by improving friction force between the device and the street lamp.

Further, the adjacent one side of lift extrusion piece and extrusion cushion all is the inclined plane setting, and the equal fixedly connected with reset spring in top and bottom of lifting support realizes oppression extrusion cushion through the elevating movement of lift extrusion piece, and reset spring utilizes self elasticity to resume the position of lifting support for the lifting extrusion piece is in the position to the extrusion cushion that does not exert pressure.

Further, reset spring and retainer plate fixed connection, two reset spring elasticity are the same, and the bottom of device shell is hung and is equipped with the device halyard, and the bottom of lifter is hung and is equipped with the air pocket halyard, and the same reset spring of elasticity realizes the position balance of lifting support, and the restriction of device shell height is realized to the device halyard, and the air pocket halyard realizes the high restriction of rising air pocket through applying the pulling force to the lifter.

Optionally, the draw-in groove has been seted up on friction pad's surface, and the draw-in groove sets up to the T groove, and friction pad's medial surface swing joint has the thickening friction disc, and the back fixedly connected with of thickening friction disc and the equipment head of draw-in groove joint, utilizes equipment head joint draw-in groove, realizes the equipment of thickening friction disc and friction pad, adaptation diameter is less street lamp.

Further, the surface fixedly connected with friction air pocket of thickening friction disc, and the bottom fixedly connected with gas tube of friction air pocket, friction air pocket is made by wear-resisting rubber material, and the gas tube is inflated the friction air pocket, controls the degree of expansion of friction air pocket through the volume of inflating, further adapts to the street lamp of different diameters.

Compared with the prior art, the utility model has the advantages that:

(1) According to the scheme, the lamp pole of the street lamp is clamped by the two device shells to achieve installation of the device, the lifting force of the lifting air bag is utilized to lift the device to the top of the street lamp, video acquisition is carried out through the acquisition camera, the video acquisition device is convenient to assemble and disassemble at any time, the cost of video acquisition is effectively reduced, after the device is lifted to a specified height, the lifting force of the lifting air bag also provides lifting force for the lifting rod, so that the lifting extrusion block is driven to slide on the extrusion cushion block through the lifting support, the elastic membrane is deformed inwards, the friction gasket compresses the surface of the lamp pole, automatic locking of the device is achieved, the fixing stability of the device is effectively improved, and the quality of video acquisition is effectively improved.

(2) Helium is filled in the rising air bag, the elastic membrane is made of elastic rubber materials, the friction gasket is made of wear-resistant rubber materials, the rising air bag filled with helium provides lifting force for rising of the device, the elastic membrane deforms inwards to compress the friction gasket on the lamp pole, and fixing stability of the device is improved by improving friction force between the device and the street lamp.

(3) The adjacent one side of lift extrusion piece and extrusion cushion all is the inclined plane setting, and the equal fixedly connected with reset spring in top and bottom of lifting support realizes oppression extrusion cushion through the elevating movement of lift extrusion piece, and reset spring utilizes self elasticity to resume the position of lifting support for the lift extrusion piece is in the position to the extrusion cushion that does not exert pressure.

(4) The reset springs are fixedly connected with the fixed rings, the elasticity of the two reset springs is the same, the bottom end of the device shell is hung with a device lifting rope, the bottom end of the lifting rod is hung with an air bag lifting rope, the reset springs with the same elasticity realize the position balance of the lifting support, the device lifting rope realizes the limitation of the height of the device shell, and the air bag lifting rope realizes the height limitation of the lifting air bag by applying a pulling force to the lifting rod.

(5) The clamping groove is formed in the surface of the friction gasket, the clamping groove is formed into a T-shaped groove, the inner side face of the friction gasket is movably connected with a thickened friction plate, the back of the thickened friction plate is fixedly connected with an assembly head which is clamped with the clamping groove, the clamping groove is clamped by the assembly head, the assembly of the thickened friction plate and the friction gasket is realized, and the street lamp with smaller diameter is adapted.

(6) The surface fixedly connected with friction air pocket of thickening friction disc, and the bottom fixedly connected with gas tube of friction air pocket, friction air pocket is made by wear-resisting rubber material, and the gas tube is inflated the friction air pocket, controls the degree of expansion of friction air pocket through the volume of inflating, further adapts to the street lamp of different diameters.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a top perspective view of the present utility model with the lift bag removed;

FIG. 3 is a bottom perspective view of the present utility model with the lift bag removed;

FIG. 4 is a cross-sectional view of the present utility model;

FIG. 5 is a perspective view of the housing of the device of the present utility model;

fig. 6 is a perspective view of the elastic membrane according to the present utility model.

The reference numerals in the figures illustrate:

1. a device housing; 2. a camera support; 201. collecting a camera; 3. a fixing ring; 4. a lifting rod; 401. a fixed frame; 402. lifting the air bag; 403. a lifting bracket; 404. lifting and extruding a block; 405. a return spring; 5. a clamping window; 501. an elastic membrane; 502. a friction pad; 503. extruding a cushion block; 6. a lifting rope is arranged; 7. an air bag halyard; 8. a clamping groove; 801. thickening the friction plate; 802. assembling the head; 803. a friction air bag; 804. and (5) an inflation tube.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Example 1

The utility model provides a video sampling device, please refer to fig. 1-5, two semicircular device shells 1, the two device shells 1 are fixedly connected through bolts, the device is cylindrically sleeved on a lamp post, the outer part of the device shell 1 is fixedly connected with a camera support 2, the bottom end of the camera support 2 is fixedly connected with a collecting camera 201, as shown in fig. 2, four-direction collecting cameras 201 are installed, the omnidirectional video information collection is realized, the outer part of the device shell 1 is fixedly connected with a fixed ring 3, lifting rods 4 are sleeved in the fixed ring 3, the outer part of the top end of the lifting rods 4 is fixedly connected with a fixed frame 401, and an ascending air bag 402 is fixedly connected between the two fixed frames 401, as shown in fig. 4, the fixed frame 401 is circular, the upper part of the device shell is movable, the ascending air bag 402 is convenient to disassemble and assemble, helium is filled in the ascending air bag 402, and the ascending air bag 402 filled with helium provides lifting force for the ascending of the device;

when video acquisition is carried out, a proper street lamp or other proper facilities are selected according to a road scene, two semicircular device shells 1 are sleeved on a lamp post, locking is carried out by bolts, the device is sleeved on the lamp post, the device is lifted to the top of the lamp post by the lifting force of the lifting air bag 402, and the acquisition cameras 201 on the camera support 2 carry out video acquisition on scene conditions.

Referring to fig. 3-6, a clamping window 5 is formed on the bottom surface of the device housing 1, an elastic membrane 501 is fixedly connected to the inside of the clamping window 5, a friction gasket 502 is fixedly connected to the inner surface of the elastic membrane 501, the elastic membrane 501 made of elastic rubber material deforms inwards to press the friction gasket 502 on a lamp pole, the friction gasket 502 made of wear-resistant rubber material is used for pressing the surface of the lamp pole, the fixing stability of the device is improved, a lifting bracket 403 is fixedly connected to the middle part of the lifting rod 4, lifting extrusion blocks 404 are fixedly connected to two ends of the lifting bracket 403, an extrusion cushion block 503 is fixedly connected to the outer surface of the elastic membrane 501, the lifting extrusion blocks 404 are slidably connected with the extrusion cushion block 503, and the adjacent surfaces of the lifting extrusion blocks 404 and the extrusion cushion block 503 are inclined surfaces and are respectively arranged to press the extrusion cushion block 503 through lifting movement of the lifting extrusion blocks 404;

after the device rises to the designated height, the height of the device shell 1 is fixed, at the moment, the lifting force of the rising air bag 402 directly acts on the lifting rod 4, the lifting support 403 is pulled to rise, the lifting extrusion block 404 is driven to slide on the extrusion cushion block 503 by the lifting support 403, the extrusion cushion block 503 is pressed by utilizing the corresponding inclined surface structure of the lifting extrusion block 404 and the extrusion cushion block 503, the friction gasket 502 is pressed on the lamp pole by realizing the inward deformation of the elastic membrane 501, the device state is stabilized by utilizing the friction force between the friction gasket 502 and the lamp pole, and the stabilizing effect of video acquisition is improved.

Referring to fig. 2, 3 and 5, the top and bottom of the lifting bracket 403 are fixedly connected with a reset spring 405, the reset springs 405 are fixedly connected with a fixed ring 3, the two reset springs 405 have the same elasticity, the bottom end of the device housing 1 is hung with a device lifting rope 6, the bottom end of the lifting rod 4 is hung with an air bag lifting rope 7, the reset springs 405 with the same elasticity realize the position balance of the lifting bracket 403, the device lifting rope 6 realizes the limit of the height of the device housing 1, and the air bag lifting rope 7 applies a pulling force to the lifting rod 4 to realize the height limit of the lifting air bag 402;

the worker grasps the air bag lifting rope 7, loosens the device lifting rope 6, slowly loosens the air bag lifting rope 7, the ascending air bag 402 drives the device to ascend through the lifting rod 4, after the device ascends to the designated height, the worker grasps the device lifting rope 6 and fixes the device, completely loosens the air bag lifting rope 7, and the device shell 1 stops ascending along with the ascending air bag 402, so that the reset spring 405 is pressed to deform, and friction locking of the device is completed.

Example two

Compared with the first embodiment, the embodiment mainly adds a thickened friction plate 801, the assembly of the thickened friction plate 801 and the friction gasket 502 is performed in a mode of increasing the overall thickness to realize the adaptation of the device to a street lamp with smaller diameter, please refer to fig. 5-6, the surface of the friction gasket 502 is provided with a clamping groove 8, the clamping groove 8 is provided with a T-shaped groove, the inner side surface of the friction gasket 502 is movably connected with the thickened friction plate 801, the thickened friction plate 801 is provided with various thickness types to adapt to the street lamp with more diameters, the back of the thickened friction plate 801 is fixedly connected with an assembly head 802 clamped with the clamping groove 8, the assembly head 802 is clamped into the T-shaped clamping groove 8, the assembly stability of the thickened friction plate 801 and the friction gasket 502 is improved, the assembly is suitable for the street lamp with smaller diameter, the surface of the thickened friction plate 801 is fixedly connected with a friction air bag 803, the bottom end of the friction air bag 803 is fixedly connected with an inflation tube 804, the friction air bag 803 is made of a wear-resistant rubber material, the inflation tube 804 inflates the friction air bag 803, the inflation degree of the friction air bag 803 is controlled by the inflation amount, and the inflation of the air bag 803 is further adapted to the street lamps with different diameters;

when installing the device on the less street lamp of diameter, select the thickening friction disc 801 of corresponding thickness model according to the diameter of street lamp, the equipment head 802 improves the stability of assembling of thickening friction disc 801 and friction pad 502 with the mode of draw-in groove 8 joint, and follow-up reuse gas tube 804 inflates friction air pocket 803 until friction air pocket 803 just touches the street lamp surface, controls the degree of inflation of friction air pocket 803 through the volume of inflating, realizes the meticulous regulation of thickening friction disc 801, better adaptation street lamp's diameter.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.

Claims

1. The video sampling device comprises two semicircular device shells (1), wherein the two device shells (1) are fixedly connected through bolts, a camera shooting support (2) is fixedly connected to the outer part of the device shells (1), and a collecting camera (201) is fixedly connected to the bottom end of the camera shooting support (2), and the video sampling device is characterized in that a fixing ring (3) is fixedly connected to the outer part of the device shells (1), a lifting rod (4) is sleeved in the fixing ring (3), a fixing frame (401) is fixedly connected to the outer part of the top end of the lifting rod (4), and an ascending air bag (402) is fixedly connected between the two fixing frames (401);

clamping window (5) have been seted up on the bottom surface of device shell (1), the inside fixedly connected with elastic membrane (501) of clamping window (5), and elastic membrane (501) internal surface fixedly connected with friction pad (502), the middle part fixedly connected with lifting support (403) of lifter (4), the equal fixedly connected with in both ends of lifting support (403) goes up and down extrusion piece (404), the surface fixedly connected with extrusion cushion (503) of elastic membrane (501), go up and down extrusion piece (404) and extrusion cushion (503) sliding connection.

2. A video sampling device according to claim 1, wherein the rising air bag (402) is filled with helium, the elastic membrane (501) is made of an elastic rubber material, and the friction pad (502) is made of a wear-resistant rubber material.

3. The video sampling device according to claim 1, wherein the adjacent faces of the lifting extrusion block (404) and the extrusion cushion block (503) are all inclined planes, and the top and the bottom of the lifting bracket (403) are fixedly connected with reset springs (405).

4. A video sampling device according to claim 3, wherein the return springs (405) are fixedly connected with the fixing rings (3), the elastic force of the two return springs (405) is the same, the bottom end of the device housing (1) is hung with a device lifting rope (6), and the bottom end of the lifting rod (4) is hung with an air bag lifting rope (7).

5. The video sampling device according to claim 1, wherein a clamping groove (8) is formed in the surface of the friction pad (502), the clamping groove (8) is a T-shaped groove, a thickened friction plate (801) is movably connected to the inner side surface of the friction pad (502), and an assembly head (802) clamped with the clamping groove (8) is fixedly connected to the back of the thickened friction plate (801).

6. The video sampling device according to claim 5, wherein a friction air bag (803) is fixedly connected to the surface of the thickened friction plate (801), and an inflation tube (804) is fixedly connected to the bottom end of the friction air bag (803), and the friction air bag (803) is made of a wear-resistant rubber material.