CN211557353U - Elevator part fault detector based on infrared imaging and visible light image fusion - Google Patents

Abstract

The utility model provides an elevator component fault detector based on infrared imaging and visible light image fusion, which comprises a shell, a terminal body arranged on the shell, an infrared imaging module, a rear cover covering the infrared imaging module and connected with the shell, a lens arranged on the rear cover, an imaging structure and a fine motion adjusting structure; the infrared imaging module is arranged in the shell and is opposite to the lens; the micro-motion adjusting structure is connected with the lens; the imaging structure comprises a distance measuring component and a visible light imaging component, and the distance measuring component and the visible light imaging component are respectively arranged on the rear cover; the infrared imaging module, the distance measuring assembly and the visible light camera assembly are respectively connected with the terminal body. The utility model discloses can carry out the collection and the fusion processing of visible light image and infrared imaging image to elevator switch board, each part electric elements of elevator and cable etc. to improve the quality of image formation, realize providing comprehensive, timely and accurate foundation for follow-up elevator fault point and the judgement of abnormal conditions.

Description

Elevator part fault detector based on infrared imaging and visible light image fusion

Technical Field

The utility model relates to an elevator fault detection technical field, more specifically say, relate to an elevator part fault detector based on infrared imaging and visible light image fusion.

Background

The elevator is taken as an important component of the modern infrastructure supporting project and is closely related to the national economic construction, particularly the development of real estate and the improvement of the quality level of life of people. As the elevator is an important component of modern intelligent buildings and mostly works in public places with dense people streams, the safe use condition and the comfortable condition of the elevator are closely related to the life of people.

As an important tool of modern high-rise buildings, the elevator has high use frequency, long working time and even uninterrupted work, long-term live work, the control cabinet, electrical components of each component and cables of the elevator are aged, the contact points between important electrical equipment and the cables can cause overlarge contact resistance and further generate heat due to dust, looseness and oxidation, part of safety loss components generate surface temperature changes which are difficult to find by naked eyes due to aging and abrasion, abnormal heating parts can cause great threats to the safe operation of the elevator, the elevator stops or troubles happen, inconvenience is brought to use, elevator safety accidents happen seriously, and casualties or property loss are caused.

The abnormal state of the elevator at the present stage is periodically checked by inspectors and periodically maintained by workers of elevator maintenance units. However, part of potential safety hazards of the elevator cannot be discovered through simple visual inspection or simple inspection, current, voltage, necessary parameters of components and parts of key points and lines in a circuit need to be measured, and then detection personnel combine a circuit principle and a fault phenomenon to analyze, so that the existing elevator fault detection mode is time-consuming and labor-consuming, normal operation of the elevator is affected, and the elevator faults cannot be comprehensively detected, so that potential safety hazards of the elevator cannot be timely discovered.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome shortcoming and not enough among the prior art, provide an elevator part fault detection appearance based on infrared imaging fuses with visible light image, this elevator fault detection appearance convenient operation can carry out the collection and the fusion processing of visible light image and infrared imaging image to elevator switch board, each part electric elements of elevator and cable etc. to improve image imaging's quality, realize providing comprehensive, timely and accurate foundation for follow-up elevator fault point and abnormal conditions's judgement.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an elevator part fault detector based on infrared imaging fuses with visible light image which characterized in that: the elevator component infrared imaging device comprises a shell, a terminal body arranged on the shell, an infrared imaging module used for collecting infrared rays generated by thermal radiation of elevator components and imaging through the infrared rays, a rear cover covering the infrared imaging module and connected with the shell, a lens arranged on the rear cover, an imaging structure and a fine adjustment structure used for focusing the lens; the infrared imaging module is arranged in the shell and is opposite to the lens; the micro-motion adjusting structure is connected with the lens; the imaging structure comprises a distance measuring component for measuring the distance of the elevator component and a visible light imaging component for capturing the visible light of the image of the elevator component to image, and the distance measuring component and the visible light imaging component are respectively arranged on the rear cover; the infrared imaging module, the distance measuring assembly and the visible light camera assembly are respectively connected with the terminal body.

In the above technical scheme, the utility model discloses an elevator part fault detection appearance carries out fault detection to elevator control cabinet, each part electric elements of elevator and cable etc.. In the detection process, the distance of the elevator component to be detected is measured through the distance measuring assembly of the detector, and the lens is focused through the micro-motion adjusting structure according to the measurement result, so that the infrared imaging module can better capture the thermosensitive area of the elevator component and clearly image the thermosensitive area. The visible light image pickup assembly picks up visible light of an elevator component image to form an image, the visible light image collected by the visible light image pickup assembly and the image collected by the infrared imaging module are fused and processed through the terminal body, the image imaging quality is guaranteed, the follow-up accurate judgment of the fault point of the elevator component is facilitated, and the comprehensive, timely and accurate basis is provided for the follow-up judgment of the fault point and the abnormal condition of the elevator.

The imaging structure further comprises a light-emitting component for supplementing light; the light emitting assembly is mounted on the rear cover.

The rear cover is provided with a first through hole exposing the infrared imaging module; the micro-motion adjusting structure comprises a focusing ring connected with the lens, a focusing roller driving the focusing ring to rotate and a rear cover covering the focusing roller; the rear cover is arranged on the rear cover, and an opening exposing the edge of the focusing roller is formed in the side edge of the rear cover; a second through hole is formed in the position, corresponding to the first through hole, of the rear cover; the focusing ring is arranged in the focusing roller in a sliding manner; the lateral wall of the first through hole is provided with a spiral ascending thread groove, the lens is correspondingly provided with an external thread matched with the thread groove, and the lens is in threaded connection with the first through hole. In the focusing process of the lens, the focusing roller can be rolled to drive the focusing ring connected with the lens to slide, so that the lens can extend out or retract in a rotating manner, and the focusing effect is achieved. The utility model discloses a focusing is carried out to the camera lens, but be favorable to catching the temperature sensing region of elevator part better and clearly formation of image with the infrared imaging module that the camera lens is relative.

A plurality of limiting grooves are concavely arranged on the inner surface of the focusing roller along the axial direction of the focusing roller; and the outer surface of the focusing ring is convexly provided with limiting blocks inserted into the corresponding limiting grooves. The design can effectively drive the focusing ring to rotate when the focusing roller is rolled.

The micro-motion adjusting structure also comprises a positioning pin which is inserted in the focusing roller along the axial direction of the focusing roller; one end of the positioning pin close to the rear cover extends out of the focusing roller, and a sliding groove for inserting the positioning pin is formed in the rear cover. The utility model discloses the design of locating pin and sliding groove can improve focusing roller pivoted stability, carries on spacingly to the fine motion of camera lens moreover.

A plurality of first elastic balls are arranged between the corresponding end surfaces of the rear cover and the focusing roller; and a plurality of second elastic balls are arranged between the corresponding end surfaces of the rear cover and the focusing roller.

The utility model also comprises a circuit board arranged in the shell and a power supply module electrically connected with the circuit board; the infrared imaging module, the distance measuring assembly, the visible light camera assembly and the terminal body are respectively connected with the power supply module through the circuit board.

The rear cover is covered with a protective cover; the protective cover is provided with a first light through hole and a second light through hole at the lens position and the imaging structure position respectively.

A protective sleeve is sleeved on the periphery of the shell; and the outer surface of the protective sleeve is convexly provided with an anti-skid block.

The utility model also comprises a tripod for erecting and detecting the fault detector of the elevator component; the shell is provided with an interface used for being connected with a tripod; the bottom of the tripod is provided with a caster. The utility model discloses accessible tripod makes the mode that elevator part trouble detector erect carry out fault detection to the elevator part, and the design of truckle is convenient for the removal of detector.

Compared with the prior art, the utility model has the advantages of as follows and beneficial effect: the utility model discloses elevator part fault detection appearance convenient operation based on infrared imaging fuses with visible light image can carry out the collection and the fusion processing of visible light image and infrared imaging image to elevator switch board, each part electric elements of elevator and cable etc. to improve image imaging's quality, realize providing comprehensive, timely and accurate foundation for follow-up elevator fault point and abnormal conditions's judgement.

Drawings

Fig. 1 is a schematic structural diagram of a fault detector for elevator components, namely a first structural diagram;

fig. 2 is a schematic structural diagram of the elevator component fault detector of the present invention;

fig. 3 is an exploded schematic view of the elevator component failure detector of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

fig. 5 is an exploded schematic view of the elevator component failure detector removing fine adjustment structure of the present invention;

100-elevator component fault detector;

1-a shell;

2-rear cover; 21-a first resilient ball; 22-a first via; 23-thread groove; 24-a sliding slot;

3-imaging the structure; 31-a ranging assembly; 32-a visible light camera assembly; 33-a light emitting component;

4-terminal body;

5-a fine motion adjusting structure; 51-a lens; 52-a focus ring; 53-a focusing drum; 54-a second resilient ball; 55-a positioning pin; 56-rear cover; 511-external thread; 521-a limiting block; 531-limiting groove; 561-second through holes; 562-opening;

6-protective sleeve; 61-anti-skid blocks;

7-a protective cover; 71-lens cover; 72-first clear aperture; 73-second clear aperture.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Examples

As shown in fig. 1 to 5, the utility model discloses elevator part fault detector 100 based on infrared imaging and visible light image fusion includes casing 1, terminal body 4, infrared imaging module (not shown), back lid 2, camera lens 51, fine motion adjustment structure 5 and imaging structure 3, this camera lens 51 can be for the camera lens of focusing, camera lens 51 is installed on back lid 2, and fine motion focusing structure 5 is used for adjusting camera lens 51's focus, back lid 2 is protruding to be established on casing 1, infrared imaging module installs in casing 1, back lid 2 covers and establishes on infrared imaging module, set up the first through-hole 22 that exposes infrared imaging module on this back lid 2, be favorable to infrared imaging module to gathering the infrared ray that elevator part heat radiation produced. Through being equipped with back lid 2 on infrared imaging module to protect this infrared imaging module, and camera lens 51 can filter the veiling glare that elevator part heat radiation produced, so that infrared imaging module receives useful infrared light and sharp formation of image. Wherein, imaging structure 3 includes range finding subassembly 31 and visible light subassembly 32 of shooing, range finding subassembly 31 and visible light subassembly 32 of shooing set up on lid 2 behind, infrared imaging module, range finding subassembly 31 and visible light subassembly 32 of shooing are connected with terminal body 4 respectively, this visible light subassembly 32 of shooing can shoot the visible light of elevator part image and form images, and range finding subassembly 31 can measure the distance of elevator part, so that visible light image that visible light subassembly 32 of shooing gathered fuses with the image that infrared imaging module gathered. In this embodiment, the elevator component fault detector 100 is an infrared thermal imaging detector.

In the using process, the distance of the elevator component is measured through the distance measuring assembly 31, then the lens focusing structure 5 is rotated to focus the lens 51 according to the measuring result, the infrared imaging module can capture the heat-sensitive area of the elevator component better and image clearly, the visible light imaging assembly 32 captures the visible light of the elevator component image to image, finally the visible light image collected by the visible light imaging assembly 32 and the image collected by the infrared imaging module are analyzed, fused and processed through the terminal body 4, the real state of the elevator component to be detected is restored to the maximum extent, the image imaging quality is ensured, an operator can determine the position of the defect point of the elevator component according to the image of the terminal body 4, and the comprehensive, timely and accurate basis is provided for the judgment of the subsequent elevator fault point and the abnormal condition. In addition, in order to ensure image imaging quality, the central axis of the visible light imaging component 32 and the central axis of the lens 51 coincide with each other.

The utility model discloses an imaging structure 3 still includes light emitting component 33, and this light emitting component 33 is used for the light filling. Specifically, the light emitting assembly 33 enables the visible light camera assembly 32 to have a sufficient illumination light source under dim light conditions, and even dim light conditions, so as to acquire visible light images, and thus, the adaptability of the elevator component fault detector 100 under no light or even dim light conditions is remarkably improved.

Specifically, light-emitting component 33 includes a plurality of light-emitting lamp pearls (not shown) and light source board (not shown), and light source board fixed mounting covers 2 after, each light-emitting lamp pearl respectively with light source board electric connection, cover 2 after and correspond and be equipped with a plurality of lamp pearl holes, each lamp pearl and each lamp pearl hole one-to-one set up and inlay the cooperation.

The utility model discloses a fine motion adjustment structure 5 includes focusing ring 52, focusing roller 53 and back shroud 56, and focusing ring 52 links to each other with camera lens 51, for example overlaps focusing ring 52 in camera lens 51, and focusing roller 53 can drive focusing ring 52 and rotate to realize the focusing of camera lens 51; and a rear cover 56 covers the focus cylinder 53 to protect the lens 51, focus ring 52, focus cylinder 53, and the like. An opening 562 which exposes the edge of the focusing roller 53 is formed in the side edge of the rear cover 56 so that an operator can rotate the focusing roller 53, a second through hole 561 is formed in the position, corresponding to the first through hole 22, of the rear cover 56, the focusing ring 52 is slidably arranged in the focusing roller 53, a thread groove 23 which is spirally raised is formed in the rear cover 2, and an external thread 511 which is matched with the thread groove 23 is correspondingly formed in the lens 51, so that the focusing roller 53 can drive the focusing ring 52 to rotate, the lens 51 is driven to spirally raise and lower along the axial direction, and focusing of the lens 51 is further achieved. In this embodiment, because the focus ring 52 is limited by the focus roller 53, the displacement of the radial movement of the focus ring 52 is limited, and the focus ring 52 is fixedly connected with the lens 51, when the focus roller 53 rotates, the focus ring 52 is driven to rotate, because the focus ring 52 is integrated with the lens 51, the lens 51 can spirally move along the axial direction by the rotation of the focus ring 52, so that automatic or manual focusing can be realized by controlling the rotation of the focus roller 53, the focusing is convenient, the overall structure is simple, because the lens 51 is connected with the rear cover 2 through threads, so that the lens 51 cannot exceed the range to cause the lens 51 to fall off when focusing, and the safety performance is high. In addition, the moving distance of the lens 51 is realized by matching the external thread 511 on the lens 51 with the thread groove 23 on the back cover 2, which can realize fine adjustment and has high focusing precision.

The utility model discloses a back lid 2 and focusing drum 53 correspond the clearance between the terminal surface be equipped with if first elastic ball 21. The first elastic ball 21 has a good compression deformation amount. Thus, the gap between the end surface of the focusing roller 53 and the rear cover 2 is filled by the compression deformation of the first elastic ball 21, so that the focusing roller 53 and the rear cover 2 form a whole to limit the radial movement and the axial movement of the focusing roller 53, and the focusing roller 53 can be effectively prevented from shifting during circumferential rotation. Of course, in other embodiments, the gap between the back cover 2 and the focus cylinder 53 may be filled with a filling structure with good elasticity, such as a rubber pad or foam, which is not limited herein.

Further, a plurality of second elastic balls 54 are provided in a gap between the rear cover 56 and the corresponding end surface of the focus cylinder 53. The second elastic ball 54 has a good compression deformation amount. Thus, the gap between the end surface of the focusing roller 53 and the rear cover 56 is filled by the compression deformation of the second elastic ball 54, so that the focusing roller 53 and the rear cover 56 are integrated to limit the radial movement and the axial movement of the focusing roller 53, and the deviation of the focusing roller 53 in the circumferential direction can be effectively avoided. Of course, in other embodiments, the gap between the back cover 56 and the focus cylinder 53 may be filled with a filling structure with good elasticity, such as a rubber pad or foam, which is not limited herein.

The utility model discloses an internal surface of focusing drum 53 is equipped with a plurality of spacing grooves 531 along this focusing drum 53's axial is concave, and the surface of focusing ring 52 is protruding to be equipped with a plurality of stoppers 521 that set up with spacing groove 531 one-to-one, and each stopper 521 cartridge is in corresponding each spacing groove 531 respectively. Thus, the focusing ring 52 is inserted into the focusing drum 53 in a sliding manner through the matching of the limiting groove 531 and the limiting block 521, which is beneficial for the focusing drum 53 to transmit the rotation torque to the focusing ring 52, thereby realizing the rotation of the focusing ring 52. The width between the limiting grooves 531 is equal to or slightly greater than the width between the limiting blocks 521, so that the focusing ring 52 is conveniently inserted into the limiting grooves 531 in a sliding manner, and the torque of the focusing roller 53 can be transmitted to the focusing ring 52 to the maximum extent.

In addition, the infrared imaging module is detachably connected to the rear cover 2. So, infrared imaging module just can realize quick assembly disassembly behind lid 2 relatively, is favorable to infrared imaging module to pull down from behind lid 2, the infrared imaging module's of being convenient for maintenance, change and maintenance. The infrared imaging module and the rear cover 2 can be detachably connected through a fastener, a screw, and the like, and the infrared imaging module and the rear cover are not limited herein.

The utility model discloses a fine motion is adjusted structure 5 and is still included locating pin 55. The positioning pin 55 is inserted into the focusing cylinder 53 along the axial direction of the focusing cylinder 53, one end of the positioning pin 55 near the back cover 2 extends out of the focusing cylinder 53, and correspondingly, the back cover 2 is provided with a sliding groove 24 into which the positioning pin 55 is inserted. The cooperation of the positioning pin 55 and the sliding groove 24 facilitates the smooth rotation of the focus roller 53 supported by the back cover 2 and guided by the positioning pin 55.

The utility model discloses an elevator part fault detector 100 still includes circuit board (not shown) and power module (not shown), and the circuit board is installed in casing 1, and power module and circuit board electric connection, and infrared imaging module, formation of image structure 3 and terminal body 4 are connected with power module through the circuit board respectively. Wherein, power module can provide the power for structures such as infrared imaging module, imaging structure 3 and terminal body 4 as the energy storage equipment of elevator part fault detector 100 to guarantee this elevator part fault detector 100's normal work. The circuit board is used as a main control unit of the elevator component fault detector 100 and controls the working conditions of the infrared imaging module and the imaging structure 3 and the on-off condition of the elevator component fault detector 100, so that the whole power system of the elevator component fault detector 100 is optimized, the charging and discharging of the device are controlled, the working time and the standby time of the detector are long, and the like. In addition, the elevator component failure detector 100 further includes a charging module (not shown) installed in the housing 1 to charge the power supply module.

The utility model discloses a terminal body 4 is including the operating panel that installation casing 1 deviates from 2 one sides of back lid. The size of the operation panel 4 is approximately the same as the size of the end face of the housing 1 or slightly smaller than the size of the housing 1, and the operation panel 4 can be used as a display screen, so that the elevator component fault detector 100 has a large visual area and is convenient to operate.

The utility model discloses a week side cover of casing 1 is equipped with protective sheath 6. This protective sheath 6 is formed by the flexible glue preparation, and the flexible glue has good compliance and buffer performance to establish protective sheath 6 cover on casing 1, this protective sheath 6 can protect casing 1 simultaneously, avoids casing 1 to fall to break because of the accident, has prolonged casing 1's life greatly. In addition, the antiskid blocks 61 are convexly arranged on the outer surface of the protective sleeve 6, so that the roughness of the protective sleeve 6 is increased, and an operator can conveniently grab the elevator component fault detector 100. Meanwhile, the rear cover 2 is covered with a protective cover 7, and the protective cover 7 is provided with a first light through hole 72 and a second light through hole 73 at the lens 51 and the imaging structure 3, respectively. By providing the protective cover 7 on the rear cover 2, the lens 51 and the imaging structure 3 are prevented from directly colliding with an object or directly bearing external pressure, thereby protecting the lens 51 and the imaging structure 3.

In addition, the lens cover 71 for covering the first light through hole 72 is mounted on the protection cover 7, so that when the elevator component fault detector 100 is idle, the lens cover 71 can be covered on the first light through hole 72, and the object can be prevented from scratching the mirror surface of the lens 51, so that the lens 51 is protected, and the service life of the lens 51 is prolonged.

The utility model discloses still including being used for setting up the tripod (not shown) that detects with elevator part fault detector 100, casing 1 is provided with the interface (not shown) that is used for being connected with the tripod, and the bottom of this tripod is provided with the truckle. The utility model discloses accessible tripod makes the mode that elevator part trouble detector 100 erect carry out fault detection to the elevator part, and the design of truckle is convenient for the removal of detector.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims (10)

1. The utility model provides an elevator part fault detector based on infrared imaging fuses with visible light image which characterized in that: the elevator component infrared imaging device comprises a shell, a terminal body arranged on the shell, an infrared imaging module used for collecting infrared rays generated by thermal radiation of elevator components and imaging through the infrared rays, a rear cover covering the infrared imaging module and connected with the shell, a lens arranged on the rear cover, an imaging structure and a fine adjustment structure used for focusing the lens; the infrared imaging module is arranged in the shell and is opposite to the lens; the micro-motion adjusting structure is connected with the lens; the imaging structure comprises a distance measuring component for measuring the distance of the elevator component and a visible light imaging component for capturing the visible light of the image of the elevator component to image, and the distance measuring component and the visible light imaging component are respectively arranged on the rear cover; the infrared imaging module, the distance measuring assembly and the visible light camera assembly are respectively connected with the terminal body.

2. The elevator component fault detector based on infrared imaging and visible image fusion of claim 1, characterized in that: the imaging structure further comprises a light-emitting component for supplementing light; the light emitting assembly is mounted on the rear cover.

3. The elevator component fault detector based on infrared imaging and visible image fusion of claim 1, characterized in that: the rear cover is provided with a first through hole exposing the infrared imaging module; the micro-motion adjusting structure comprises a focusing ring connected with the lens, a focusing roller driving the focusing ring to rotate and a rear cover covering the focusing roller; the rear cover is arranged on the rear cover, and an opening exposing the edge of the focusing roller is formed in the side edge of the rear cover; a second through hole is formed in the position, corresponding to the first through hole, of the rear cover; the focusing ring is arranged in the focusing roller in a sliding manner; the lateral wall of the first through hole is provided with a spiral ascending thread groove, the lens is correspondingly provided with an external thread matched with the thread groove, and the lens is in threaded connection with the first through hole.

4. The elevator component fault detector based on infrared imaging and visible image fusion of claim 3, characterized in that: a plurality of limiting grooves are concavely arranged on the inner surface of the focusing roller along the axial direction of the focusing roller; and the outer surface of the focusing ring is convexly provided with limiting blocks inserted into the corresponding limiting grooves.

5. The elevator component fault detector based on infrared imaging and visible image fusion of claim 3, characterized in that: the micro-motion adjusting structure also comprises a positioning pin which is inserted in the focusing roller along the axial direction of the focusing roller; one end of the positioning pin close to the rear cover extends out of the focusing roller, and a sliding groove for inserting the positioning pin is formed in the rear cover.

6. The elevator component fault detector based on infrared imaging and visible image fusion of any one of claims 3 to 5, wherein: a plurality of first elastic balls are arranged between the corresponding end surfaces of the rear cover and the focusing roller; and a plurality of second elastic balls are arranged between the corresponding end surfaces of the rear cover and the focusing roller.

7. The elevator component fault detector based on infrared imaging and visible image fusion of claim 1, characterized in that: the circuit board is arranged in the shell, and the power supply module is electrically connected with the circuit board; the infrared imaging module, the distance measuring assembly, the visible light camera assembly and the terminal body are respectively connected with the power supply module through the circuit board.

8. The elevator component fault detector based on infrared imaging and visible image fusion of claim 1, characterized in that: the rear cover is covered with a protective cover; the protective cover is provided with a first light through hole and a second light through hole at the lens position and the imaging structure position respectively.

9. The elevator component fault detector based on infrared imaging and visible image fusion of claim 1, characterized in that: a protective sleeve is sleeved on the periphery of the shell; and the outer surface of the protective sleeve is convexly provided with an anti-skid block.

10. The elevator component fault detector based on infrared imaging and visible image fusion of claim 1, characterized in that: the device also comprises a tripod for erecting and detecting the elevator component fault detector; the shell is provided with an interface used for being connected with a tripod; the bottom of the tripod is provided with a caster.

Images