CN219266124U

CN219266124U - Fruit detection device

Info

Publication number: CN219266124U
Application number: CN202320134407.8U
Authority: CN
Inventors: 朱二; 朱壹
Original assignee: Jiangxi Reemoon Technology Holdings Co Ltd
Current assignee: Lvmeng Technology Co ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-06-27
Anticipated expiration: 2033-01-13

Abstract

The utility model relates to the technical field of fruit detection, and discloses a fruit detection device which comprises a lamp holder, a reflecting piece, a light transmitting piece, a light source and a detection assembly, wherein the lamp holder is arranged on the lamp holder; offer first printing opacity window on the lighting fixture, the light source is established on the lighting fixture, and the light beam of light source transmission can pass first printing opacity window, and printing opacity spare is established at first printing opacity window, and the reflection of light spare is located the route of light beam, forms the detection space between lighting fixture and the reflection of light spare, and the detection space is used for holding fruit, and detection assembly is used for detecting the fruit that is located the detection space. Because set up first printing opacity window and printing opacity spare, the light beam that the light source sent can be permeated the printing opacity spare and throw light on to detection space's fruit, because the protection of printing opacity spare, dust etc. that fruit detection in-process produced can not lead to the fact the light source, and the light source can not deposit grey, and is not fragile to do not influence the illuminating effect of light source. Meanwhile, the light source and the reflecting piece are matched with each other, so that the illumination effect on the detection space can be improved.

Description

Fruit detection device

Technical Field

The utility model relates to the technical field of fruit detection, in particular to a fruit detection device.

Background

Along with the improvement of the living standard of people, the demands for fruits are becoming wider. Mass production of fruit also forms a well-established pipeline operation requiring fruit inspection during fruit processing. The fruit detection method is that a camera and other detection elements are combined with a light source, and the camera photographs the fruit to detect parameters such as the size and quality of the fruit. When detecting fruit, can produce dust etc. in the fruit transportation process, easily influence the light source to influence the life of light source.

Disclosure of Invention

The utility model provides a fruit detection device, which aims to solve the technical problem that light sources are easy to influence when fruits are detected in the prior art.

In order to solve the technical problems, the utility model provides a fruit detection device which comprises a lamp holder, a reflecting piece, a light transmitting piece, a light source and a detection assembly; the light source is arranged on the lamp holder, the light beam emitted by the light source can pass through the first light-transmitting window, the light-transmitting piece is arranged on the first light-transmitting window, the light-reflecting piece is positioned on the path of the light beam, a detection space is formed between the lamp holder and the light-reflecting piece, the detection space is used for accommodating fruits, and the detection component is used for detecting the fruits positioned in the detection space.

In the fruit detection device, the first light-transmitting window and the light-transmitting piece are arranged, so that light beams emitted by the light source can illuminate fruits in the detection space through the light-transmitting piece, dust and the like generated in the fruit detection process cannot influence the light source due to the protection of the light-transmitting piece, the light source cannot accumulate dust and is not easy to damage, and the illumination effect of the light source cannot be influenced. Meanwhile, the light source and the reflecting piece are matched with each other, so that the illumination effect on the detection space can be improved.

Optionally, the lamp holder is located below the light reflecting member; three second light-transmitting windows are formed in the light reflecting piece, the number of the detection assemblies is three, the three detection assemblies are located above the light reflecting piece, and the detection assemblies can detect fruits located in the detection space through one second light-transmitting window respectively.

When the lamp bracket is positioned below the reflecting piece, the light source is also positioned below the reflecting piece, and the lamp bracket can illuminate from bottom to top and can illuminate the bottom of fruits and the like, so that a shadow area is avoided. Because the protection of printing opacity spare, dust and granule that drops on fruit etc. can not directly fall on the light source, can not cause the influence to the light source. Three detection component can detect the fruit of detection space from different angles, because the detection component is located the top of reflection of light piece, the dust that produces when fruit detects is difficult for influencing detection component. The second light-transmitting window is formed in the light reflecting piece, the detection assembly can detect fruits from a good angle, and the detection effect can be improved. Wherein, a detection component is located detection space directly over, and two detection components are located detection space's oblique top respectively, and three detection component detects detection space's fruit jointly, and the detection effect is good.

Wherein, every detection component includes infrared camera and high definition digtal camera, and infrared camera is used for carrying out infrared detection to fruit, and high definition digtal camera is used for carrying out the picture to fruit and shoots the detection, through infrared camera and high definition digtal camera's mutual combination, can improve the effect to fruit detection.

Optionally, the fruit detection device further comprises a transmission component and a box body, the number of the lamp holders is two, the transmission component is located between the two lamp holders, and the lamp holders, the light reflecting piece, the light transmitting piece, the light source and the detection component are located in the box body. The transmission assembly is used for transmitting fruits and transmitting the fruits to the detection space in the box body, so that automatic transmission and detection are realized, the efficiency is improved, and the assembly line operation is convenient to realize. The box body is used for forming a closed space, and the closed space at the position can be used for closing at least most of the detection space, so that the interference of the outside on the detection space is reduced as much as possible. Therefore, for convenience in detection and illumination, the lamp holder, the light reflecting member, the light transmitting member, the light source and the detection assembly are located in the case. The transmission assembly may be a belt transmission mechanism or the like, and some other functional modules may be further arranged on the belt transmission mechanism.

Optionally, the box body comprises a box frame, door plates and a telescopic driving element, at least one functional window is arranged on the side wall of the box frame, each functional window is hinged with one door plate, and the telescopic driving element is in transmission connection with the door plates so as to drive the door plates to open and close; the lamp holder, the light reflecting piece, the light transmitting piece, the light source and the detection assembly are positioned in the box frame. After the door plate seals the functional window, fruits can be detected in the box body. When various parts in the box body need to be overhauled, cleaned and the like, the door plate can be driven by the telescopic driving element, so that the door plate can open the functional window, and a user can perform related operations on the functional window. The telescopic driving element may be a push rod cylinder. The door plate and the functional window can be hinged by adopting a hinge and other structures.

Optionally, the fruit detection device further comprises a window shade, the function window comprises an input window, an output window and an operation window, the input window is opposite to the output window, the operation window is provided with a door plate, the input window and the output window are further provided with the window shade and the door plate respectively, the door plate is located above the window shade, the transmission assembly sequentially passes through the input window and the output window, and the transmission assembly is located below each window shade. The window shade can cover the input window and the output window, and the influence of an external light source and the like on a detection space is avoided. Meanwhile, the fruit can be input from the input window by the transmission assembly, and when the detection is finished, the fruit can be output from the output window by the transmission assembly. The window shade is flexible curtain cloth, and two layers of window shades can be respectively arranged at the input window and the output window. The window shade can be attached to the top surface of the transmission assembly to improve the sealing effect. Meanwhile, a user can open the door plates of the input window, the output window and the operation window according to the needs, and operate all parts or fruits in the box body.

Optionally, the fruit detection device further comprises a mounting rack and first connecting pieces, the mounting rack is arranged at the top of the box body, at least two arc-shaped holes are formed in the lamp holder, at least one first connecting piece is arranged in each arc-shaped hole in a penetrating mode, and the lamp holder is connected with the detection assembly through the first connecting pieces. The mounting bracket is used for installing the detection component, and the first connecting piece can be a screw, a bolt, a rivet and the like. When the transmission assembly comprises an infrared camera and a high-definition camera, each infrared camera corresponds to two arc-shaped holes respectively, each high-definition camera also corresponds to two arc-shaped holes respectively, and a first connecting piece is arranged in each arc-shaped hole in a penetrating mode. The high-definition camera or/and the infrared camera can be rotated and adjusted by adjusting the position of the first connecting piece in the arc-shaped hole. Because each infrared camera and each high definition camera have all corresponded two arc holes and a first connecting piece, after adjusting in place, infrared camera, high definition camera can be comparatively firm with the connection between the mounting bracket. It can be appreciated that when the detection assembly is a whole, the detection assembly corresponds to two arc holes, and the detection assembly can be adjusted as well, and the connection is firm.

Optionally, the fruit detection device further comprises a second connecting piece, a first bar-shaped hole is formed in the lamp holder, the second connecting piece is arranged in the first bar-shaped hole in a penetrating mode, and the lamp holder is connected with the box body through the second connecting piece. The second connector may be a screw, a pin, a rivet, or the like. The position of the lamp bracket can be adjusted by adjusting the position of the second connecting piece in the first strip-shaped hole, so that the adjustment of the light source is realized.

Optionally, the fruit detection device further comprises a third connecting piece, a first strip-shaped notch is further formed in the lamp holder, and the length direction of the first strip-shaped notch extends towards the direction of the transmission assembly; the third connecting piece is arranged in the first strip-shaped notch in a penetrating mode, and the lamp bracket is connected with the box body through the third connecting piece. The third connection member may be a screw, a pin, a rivet, etc. The position of the lamp bracket can be adjusted by adjusting the position of the third connecting piece at the first strip-shaped notch, so that the adjustment of the light source is realized. The length direction of the first strip-shaped hole can be the same as the transmission direction of the transmission assembly, namely, the length direction of the first strip-shaped hole can be perpendicular to the length direction of the first strip-shaped notch, and two degrees of freedom of adjustment can be realized for the lamp holder, so that the adjustment is convenient. The first bar hole can be located the lower part of lighting fixture, and first bar breach can be located the top of lighting fixture, and the second connecting piece cooperates with first bar hole, makes the joint strength between lighting fixture and the lamp house higher. Because the first bar breach is located the upper portion of lighting fixture, and the effort of lighting fixture and lamp house support junction is less, so the cooperation of first bar hole and third connecting piece can satisfy the atress requirement. During installation, the second connecting piece can be installed in the first bar-shaped hole first, then the third connecting piece is installed in the first bar-shaped notch, and the third connecting piece is more convenient than the second connecting piece.

Optionally, the fruit detection device further comprises a fourth connector; the lamp bracket comprises a main frame and an auxiliary plate, wherein one end of the auxiliary plate is provided with a first strip-shaped notch, the other end of the auxiliary plate is provided with a second strip-shaped notch, the length direction of the second strip-shaped notch extends towards the direction of the transmission assembly, the fourth connecting piece is arranged in the second strip-shaped notch in a penetrating mode, and the auxiliary plate is connected with the main frame through the fourth connecting piece. The fourth connection member may be a screw, a pin, a rivet, etc. The main frame is used for installing the light source, and the relative position of the main frame and the auxiliary plate can be adjusted by adjusting the position of the fourth connecting piece in the second strip-shaped notch. And the length direction of the second strip-shaped notch also extends towards the direction of the transmission assembly, and the first strip-shaped notch and the second strip-shaped notch are mutually combined, so that the adjustment stroke of the auxiliary plate is larger, and the application range is wider. And the auxiliary plate is inclined around the detection space at a certain angle, and the auxiliary plate can form certain diffuse reflection on the light beam, so that the illumination effect on fruits in the detection space can be further improved.

Optionally, the fruit detection device further includes a fifth connecting piece and a light shielding plate, a second bar-shaped hole is formed in the light shielding plate, the fifth connecting piece is arranged in the second bar-shaped hole in a penetrating mode, the light shielding plate is connected with the light reflecting piece through the fifth connecting piece, and each second light-transmitting window is provided with the light shielding plate. The light shielding plate can cover at least part of the second light transmission window, and the fifth connecting piece can be a screw, a bolt, a rivet and the like. Through adjusting the position of fifth connecting piece in the second bar hole, can adjust the relative position between light screen and the reflection of light piece, and then adjust the opening size and the open position of second printing opacity window to the detection demand of adaptation detection subassembly, can furthest avoid external light source to cause the influence to detection space, dust etc. that drops when avoiding fruit to detect causes the influence to detection subassembly.

The beneficial effects are that:

compared with the prior art, the fruit detection device has the advantages that the lamp bracket is used for fixing and installing the light source, and the light source is used for emitting light beams to illuminate fruits positioned in the detection space. The light beam emitted by the light source can penetrate through the light-transmitting piece of the first light-transmitting window to illuminate the detection space. The detection component can be an electronic element with a detection function such as a camera and a sensor, and the light reflecting piece is used for reflecting light beams and reflecting the light beams to a detection space, so that the detection space can be illuminated from multiple angles, and a shadow area of fruits in the detection space is avoided. The reflection of light piece can provide diffuse reflection or specular reflection to the light beam, when the reflection of light piece to the specular reflection of light beam is more, is favorable to the detection of fruit more. The reflecting piece can be an arc plate structure, and the inner concave surface of the arc plate structure faces the detection space so as to reflect the received light beam to the detection space as much as possible. The color of the reflecting piece can be white, and the reflecting effect of the white reflecting piece on the light beam is better. The concave surface of the reflecting piece can adopt a diffuse reflecting surface designed to be uneven so as to improve the diffuse reflecting effect of the reflecting piece. The transparent piece can be made of transparent glass, transparent acrylic plate and the like, and in a preferred utility model, the transparent piece can be made of transparent acrylic plate which is not easy to break and has good light transmittance. The number of the first light-transmitting windows can be multiple, the number of the light sources can also be multiple, and each first light-transmitting window can be provided with a reflecting piece.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to scale, unless expressly stated otherwise.

FIG. 1 is a schematic diagram of a fruit detecting device according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of another embodiment of a fruit detection device according to the present utility model;

FIG. 3 is a schematic diagram of a fruit detection device according to an embodiment of the present utility model;

FIG. 4 is an exploded view of a fruit detection device according to an embodiment of the present utility model;

fig. 5 is an enlarged view at the identified portion a in fig. 1;

FIG. 6 is an enlarged view of portion B of FIG. 4;

fig. 7 is an enlarged view at the indicated portion C in fig. 4.

Detailed Description

In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," "inner," "outer," and the like are used in this specification for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

In addition, the technical features mentioned in the different embodiments of the utility model described below can be combined with one another as long as they do not conflict with one another.

Referring to fig. 1, a fruit detecting device 100 includes a lamp holder 10, a reflective member 20, a transparent member 30, a light source (not shown) and a detecting assembly 50; the lamp holder 10 is provided with a first light-transmitting window, the light source is arranged on the lamp holder 10, a light beam emitted by the light source can pass through the first light-transmitting window (due to superposition with the light-transmitting piece 30, the light-transmitting piece 30 is not marked in the figure), the light-transmitting piece 30 is arranged on the first light-transmitting window, the light-reflecting piece 20 is positioned on the path of the light beam, a detection space 101 is formed between the lamp holder 10 and the light-reflecting piece 20, the detection space 101 is used for accommodating fruits, and the detection assembly 50 is used for detecting the fruits positioned in the detection space 101.

In the fruit detecting device 100 of this embodiment, the lamp holder 10 is used for fixing and installing a light source, which may be an illuminating lamp, an LED lamp, etc., and the light source is used for emitting a light beam to illuminate the fruit located in the detecting space 101. The light beam emitted from the light source can pass through the light-transmitting member 30 of the first light-transmitting window to illuminate the detection space 101. The detecting component 50 may be an electronic component with a detecting function, such as a camera, a sensor, etc., and the reflecting element 20 is used for reflecting a light beam and reflecting the light beam to the detecting space 101, so that the detecting space 101 can be illuminated from multiple angles, and a shadow area of fruits in the detecting space 101 is avoided. The reflecting member 20 can provide diffuse reflection or specular reflection to the light beam, and is more advantageous for fruit detection when the reflecting member 20 has more specular reflection to the light beam. The light reflecting member 20 may be an arc-shaped plate structure having an inner concave surface facing the detection space 101 to reflect the received light beam to the detection space 101 as much as possible. The reflector 20 may be white in color, and the white reflector 20 has a better reflection effect on the light beam. The concave surface of the light reflecting member 20 may be a diffuse reflection surface designed to be rugged so as to enhance the diffuse reflection effect of the light reflecting member 20. The transparent member 30 may be made of transparent glass, transparent acrylic plate, or the like, and in a preferred embodiment, the transparent member 30 may be made of transparent acrylic plate, which is not easy to break and has good light transmittance. The number of the first light-transmitting windows may be plural, and the number of the light sources may be plural, and each first light-transmitting window may be provided with one reflecting member 20.

In the fruit detection device 100 of this embodiment, since the first light-transmitting window and the light-transmitting member 30 are provided, the light beam emitted by the light source can illuminate the fruit in the detection space 101 through the light-transmitting member 30, and dust and the like generated in the fruit detection process cannot affect the light source, the light source cannot accumulate dust and is not easy to damage, and the illumination effect of the light source cannot be affected. Meanwhile, the light source and the light reflecting member 20 are matched with each other, and the illumination effect on the detection space 101 can be improved.

In one embodiment, the lamp holder 10 is located below the reflector 20; three second light-transmitting windows 22 are formed in the light reflecting member 20, the number of the detecting assemblies 50 is three, the three detecting assemblies 50 are located above the light reflecting member 20, and each detecting assembly 50 can detect fruits located in the detecting space 101 through one second light-transmitting window 22.

When the lamp bracket 10 is located below the reflecting piece 20, the light source is also located below the reflecting piece 20, and the light source can illuminate from bottom to top and can illuminate the bottom of fruits and the like, so that a shadow area is avoided. Due to the protection of the light-transmitting member 30, dust and particles falling on the fruits and the like do not directly fall onto the light source, and the light source is not affected. The three detecting components 50 can detect fruits in the detecting space 101 from different angles, and dust generated during fruit detection is not easy to influence the detecting components 50 because the detecting components 50 are located above the light reflecting piece 20. The second light-transmitting window 22 is arranged on the light reflecting piece 20, and the detection assembly 50 can detect fruits from a good angle and can improve the detection effect. One detection component 50 is located right above the detection space 101, two detection components 50 are respectively located obliquely above the detection space 101, and three detection components 50 are used for detecting fruits in the detection space 101 together, so that the detection effect is good.

Wherein, every detection component 50 includes infrared camera 52 and high definition camera 54, and infrared camera 52 is used for carrying out infrared detection to fruit, and high definition camera 54 is used for carrying out the picture to fruit and shoots the detection, through the mutual combination of infrared camera 52 and high definition camera 54, can improve the effect to fruit detection.

Referring to fig. 2 and 3, in an embodiment, the fruit detecting device 100 further includes a transmission assembly 60 and a box 70, the number of the lamp holders 10 is two, the transmission assembly 60 is located between two lamp holders 10, and the lamp holders 10, the light reflecting member 20, the light transmitting member 30, the light source and the detecting assembly 50 are located in the box 70. The transmission assembly 60 is used for transmitting fruits and transmitting the fruits to the detection space 101 in the box 70, so that automatic transmission and detection are realized, the efficiency is improved, and the assembly line operation is convenient to realize. The case 70 is used to form a closed space, where the closed space can seal at least a large part of the detection space 101, so as to minimize interference of the outside on the detection space 101. Accordingly, for convenience of detection and illumination, the lamp holder 10, the light reflecting member 20, the light transmitting member 30, the light source and the detection assembly 50 are positioned in the case 70. The transmission assembly 60 may be a belt transmission mechanism or the like, and some other functional modules may be disposed on the belt transmission mechanism.

Referring to fig. 3 and 4, in an embodiment, the box 70 includes a box frame 72, door panels 74, and a telescopic driving element 76, at least one functional window 722 is provided on a side wall of the box frame 72, each functional window 722 is hinged with one door panel 74, and the telescopic driving element 76 is in transmission connection with the door panel 74 to drive the door panel 74 to open and close; the lamp holder 10, the light reflecting member 20, the light transmitting member 30, the light source and the detecting assembly 50 are positioned in the box frame 72. After the door 74 closes the functional window 722, fruit may be inspected within the housing 70. When various components in the box 70 need to be overhauled, cleaned and the like, the door 74 can be driven by the telescopic driving element 76, so that the door 74 can open the functional window 722, and a user can perform related operations on the functional window 722. The telescopic driving element 76 may be a push rod cylinder. The door 74 and the functional window 722 may be hinged by a hinge or the like.

In an embodiment, the fruit detecting device 100 further includes a window shade 80, the functional window 722 includes an input window 7222, an output window 7224, and an operation window 7226, the input window 7222 is opposite to the output window 7224, the operation window 7226 is provided with the door panel 74, the input window 7222 and the output window 7224 are further provided with the window shade 80 and the door panel 74, respectively, the door panel 74 is located above the window shade 80, the transmission assembly 60 sequentially passes through the input window 7222 and the output window 7224, and the transmission assembly 60 is located below each of the window shades 80. The window shade 80 can cover the input window 7222 and the output window 7224, and prevent the detection space 101 from being affected by an external light source or the like. Meanwhile, the transmission assembly 60 can input the fruit from the input window 7222, and when the detection is completed, the transmission assembly 60 can output the fruit from the output window 7224. The window shade 80 is a flexible curtain, and two layers of window shades 80 can be respectively arranged at the input window 7222 and the output window 7224. The window shade 80 may be attached to the top surface of the transfer assembly 60 to enhance the sealing effect. Meanwhile, the user can open the door panels 74 of the input window 7222, the output window 7224 and the operation window 7226 as required, and perform operations on various parts or fruits in the case 70, etc.

Referring to fig. 4 to 6, in an embodiment, the fruit detecting device 100 further includes a mounting rack 90 and first connectors (not shown), the mounting rack 90 is disposed at the top of the box 70, at least two arc holes 12 are formed in the lamp rack 10, at least one first connector is disposed in each arc hole 12 in a penetrating manner, and the lamp rack 10 and the detecting component 50 are connected by each first connector. The mounting bracket 90 is used to mount the detection assembly 50 and the first connector may be a screw, a pin, a rivet, etc. When the transmission assembly 60 includes the infrared camera 52 and the high-definition camera 54, each infrared camera 52 corresponds to two arc-shaped holes 12 respectively, each high-definition camera 54 also corresponds to two arc-shaped holes 12 respectively, and a first connecting piece is inserted into each arc-shaped hole 12. By adjusting the position of the first connector within the arcuate aperture 12, rotational adjustment of the high definition camera 54 and/or the infrared camera 52 may be made. Because each infrared camera 52 and each high definition camera 54 correspond to two arcuate holes 12 and a first connector, when in place, the infrared camera 52, the high definition camera 54 can be connected with the mounting bracket 90 more firmly. It will be appreciated that when the detecting assembly 50 is a single body, the detecting assembly 50 corresponds to the two arc holes 12, and the detecting assembly 50 can be adjusted as well, and the connection is firm.

In an embodiment, the fruit detecting device 100 further includes a second connecting member (not shown in the drawing), the lamp holder 10 is provided with a first bar-shaped hole 14, the second connecting member is disposed in the first bar-shaped hole 14 in a penetrating manner, and the lamp holder 10 and the box 70 are connected through the second connecting member. The second connector may be a screw, a pin, a rivet, or the like. By adjusting the position of the second connector in the first bar-shaped hole 14, the position of the lamp holder 10 can be adjusted, thereby achieving adjustment of the light source.

In an embodiment, the fruit detecting device 100 further includes a third connecting piece (not shown in the drawing), the lamp holder 10 is further provided with a first strip-shaped notch 16, and a length direction of the first strip-shaped notch 16 extends toward the direction of the transmission assembly 60; the third connecting piece is arranged in the first strip-shaped notch 16 in a penetrating way, and the lamp holder 10 and the box 70 are connected through the third connecting piece. The third connection member may be a screw, a pin, a rivet, etc. By adjusting the position of the third connecting piece in the first bar-shaped notch 16, the position of the lamp holder 10 can be adjusted, thereby realizing the adjustment of the light source. The length direction of the first bar hole 14 may be the same as the transmission direction of the transmission assembly 60, that is, the length direction of the first bar hole 14 may be perpendicular to the length direction of the first bar notch 16, so that two degrees of freedom of the lamp holder 10 may be adjusted, and the adjustment is convenient. The first bar-shaped hole 14 can be located at the lower part of the lamp holder 10, the first bar-shaped notch 16 can be located above the lamp holder 10, and the second connecting piece and the first bar-shaped hole 14 are matched with each other, so that the connection strength between the lamp holder 10 and the lamp box is higher. Because the first strip-shaped notch 16 is positioned at the upper part of the lamp holder 10, the acting force at the joint of the lamp holder 10 and the lamp box bracket is smaller, and the mutual matching of the first strip-shaped hole 14 and the third connecting piece can meet the stress requirement. In the process of installation, the second connecting piece can be installed in the first strip-shaped hole 14, and then the third connecting piece is installed in the first strip-shaped notch 16, so that the third connecting piece is more convenient to install than the second connecting piece.

In one embodiment, the fruit detection device 100 further comprises a fourth connector (not shown); the lamp holder 10 comprises a main frame 18 and an auxiliary plate 19, one end of the auxiliary plate 19 is provided with a first strip-shaped notch 16, the other end of the auxiliary plate 19 is provided with a second strip-shaped notch 17, the length direction of the second strip-shaped notch 17 extends towards the direction of the transmission assembly 60, a fourth connecting piece is arranged in the second strip-shaped notch 17 in a penetrating mode, and the auxiliary plate 19 is connected with the main frame 18 through the fourth connecting piece. The fourth connection member may be a screw, a pin, a rivet, etc. The main frame 18 is used for mounting the light source, and the relative positions of the main frame 18 and the auxiliary plate 19 can be adjusted by adjusting the position of the fourth connecting piece in the second bar-shaped notch 17. The length direction of the second strip-shaped notch 17 also extends towards the direction of the transmission assembly 60, and the first strip-shaped notch 16 and the second strip-shaped notch 17 are combined with each other, so that the adjustment stroke of the auxiliary plate 19 is larger, and the application range is wider. The auxiliary plate 19 is inclined around the detection space 101 at a certain angle, and the auxiliary plate 19 can also form certain diffuse reflection on the light beam, so that the illumination effect on fruits in the detection space 101 can be further improved.

Referring to fig. 7, in an embodiment, the fruit detecting device 100 further includes a fifth connecting member (not shown) and a light shielding plate 40, the light shielding plate 40 is provided with a second bar-shaped hole 42, the fifth connecting member is disposed in the second bar-shaped hole 42 in a penetrating manner, the light shielding plate 40 and the light reflecting member 20 are connected through the fifth connecting member, and each second light-transmitting window 22 is provided with the light shielding plate 40. The light shielding plate 40 can cover at least part of the second light-transmitting window 22, and the fifth connecting member may be a screw, a pin, a rivet, or the like. Through adjusting the position of fifth connecting piece in second bar hole 42, can adjust the relative position between light screen 40 and the reflection of light piece 20, and then adjust the opening size and the open position of second printing opacity window 22 to adapt to the detection demand of detection subassembly 50, can furthest avoid the external light source to cause the influence to detection space 101, avoid the dust etc. that drops to cause the influence to detection subassembly 50 when fruit detects.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order, and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The fruit detection device is characterized by comprising a lamp holder, a reflecting piece, a light transmitting piece, a light source and a detection assembly;

the light source is arranged on the lamp holder, the light beam emitted by the light source can pass through the first light-transmitting window, the light-transmitting piece is arranged on the first light-transmitting window, the light-reflecting piece is positioned on the path of the light beam, a detection space is formed between the lamp holder and the light-reflecting piece, the detection space is used for accommodating fruits, and the detection component is used for detecting the fruits positioned in the detection space.

2. The fruit detection device of claim 1, further comprising a transmission assembly and a box, wherein the number of lamp holders is two, the transmission assembly is located between two lamp holders, and the lamp holders, the light reflecting member, the light transmitting member, the light source and the detection assembly are located in the box.

3. The fruit detection device according to claim 2, wherein the case comprises a case frame, door panels and a telescopic driving element, at least one functional window is formed in the side wall of the case frame, each functional window is hinged with one door panel, and the telescopic driving element is in transmission connection with the door panels so as to drive the door panels to open and close;

the lamp holder, the light reflecting piece, the light transmitting piece, the light source and the detection assembly are positioned in the box frame.

4. A fruit detection device according to claim 3, further comprising a window shade, wherein the functional window comprises an input window, an output window and an operation window, the input window is opposite to the output window, the operation window is provided with a door panel, the input window and the output window are further provided with the window shade and the door panel respectively, the door panel is located above the window shade, the transmission assembly sequentially passes through the input window and the output window, and the transmission assembly is located below each window shade.

5. The fruit detection device of claim 2, further comprising a mounting rack and first connecting pieces, wherein the mounting rack is arranged at the top of the box body, at least two arc-shaped holes are formed in the lamp holder, at least one first connecting piece is arranged in each arc-shaped hole in a penetrating manner, and the lamp holder is connected with the detection assembly through each first connecting piece.

6. The fruit detection device of claim 2, further comprising a second connector, wherein the lamp holder is provided with a first bar-shaped hole, the second connector is inserted into the first bar-shaped hole, and the lamp holder is connected with the box body through the second connector.

7. The fruit detection device according to claim 2, further comprising a third connecting piece, wherein the lamp holder is further provided with a first bar-shaped notch, and the length direction of the first bar-shaped notch extends towards the direction of the transmission assembly;

the third connecting piece is arranged in the first strip-shaped notch in a penetrating mode, and the lamp bracket is connected with the box body through the third connecting piece.

8. The fruit detection device of claim 7, further comprising a fourth connector;

the lamp bracket comprises a main frame and an auxiliary plate, wherein one end of the auxiliary plate is provided with a first strip-shaped notch, the other end of the auxiliary plate is provided with a second strip-shaped notch, the length direction of the second strip-shaped notch extends towards the direction of the transmission assembly, the fourth connecting piece is arranged in the second strip-shaped notch in a penetrating mode, and the auxiliary plate is connected with the main frame through the fourth connecting piece.

9. The fruit inspection device of claim 1 wherein the light fixture is positioned below the light reflector;

three second light-transmitting windows are formed in the light reflecting piece, the number of the detection assemblies is three, the three detection assemblies are located above the light reflecting piece, and the detection assemblies can detect fruits located in the detection space through one second light-transmitting window respectively.

10. The fruit detection device of claim 9, further comprising a fifth connector and a light-shielding plate, wherein a second bar-shaped hole is formed in the light-shielding plate, the fifth connector is inserted into the second bar-shaped hole, the light-shielding plate is connected with the light-reflecting member through the fifth connector, and each second light-transmitting window is provided with the light-shielding plate.