CN210166309U

CN210166309U - Light-blocking effect detection device

Info

Publication number: CN210166309U
Application number: CN201921042375.9U
Authority: CN
Inventors: 邓玉明; 张雅君; 宋利君; 王兴; 陈琛
Original assignee: Inner Mongolia Yili Industrial Group Co Ltd
Current assignee: Inner Mongolia Yili Industrial Group Co Ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-03-20
Anticipated expiration: 2029-07-05

Abstract

The utility model relates to a light-blocking effect detection device, which comprises a shell (1), a baffle (2), a light source, a driving device and a light intensity detection device, wherein the baffle (2) is arranged in the shell (1) and is provided with a light hole (3); the light source is used for emitting light to the light hole (3); the driving device is used for driving the to-be-detected piece (4) to move relative to the light transmission hole (3) and enabling the projection of the to-be-detected piece (4) on the partition board (2) to cover the light transmission hole (3); the light intensity detection device is arranged on one side of the light hole (3) far away from the light source and used for detecting the intensity of the received light. The utility model can accurately detect the light-blocking effect of the piece to be detected in a transmission type illumination detection mode; through the motion of the driven piece to be tested, the different positions of the piece to be tested can be continuously detected, the change condition of the light blocking effect of each part of the piece to be tested can be more accurately tested, and the detection efficiency and the accuracy of the light blocking effect of the piece to be tested are greatly improved.

Description

Light-blocking effect detection device

Technical Field

The utility model relates to a hinder light effect test technical field, especially relate to a hinder light effect detection device.

Background

At present, the application of light-blocking materials is more and more extensive, for example, some foods need to be preserved in the dark, some tests need to be carried out under the dark condition, and the like. For the purpose of shading light, a light-blocking film is generally attached to the inner wall of a package box for storing food, and a light-blocking material is used to protect a portion to be shaded during a test.

In order to ensure the light-blocking effect, the light-blocking material needs to detect the light-blocking effect before use. At present, when the light blocking effect of the light blocking material is detected, the adopted detection device is simple in structure and inconvenient to operate, and the requirement for rapid detection cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hinder light effect detection device to improve the convenience that detects.

In order to achieve the above object, the utility model provides a light-blocking effect detection device, include:

a housing;

the clapboard is arranged in the shell and is provided with a light hole;

a light source for emitting light to the light transmission hole;

the driving device is used for driving the piece to be detected to move relative to the light transmission hole and enabling the projection of the piece to be detected on the partition board to cover the light transmission hole; and

and the light intensity detection device is arranged on one side of the light hole, which is far away from the light source, and is used for detecting the intensity of the received light.

Optionally, the driving device comprises a hand lever, and the hand lever is connected with the piece to be tested and used for driving the piece to be tested to move relative to the light hole when being operated.

Optionally, the housing is provided with an inlet through which the item to be tested enters the housing and an outlet through which the item to be tested exits the housing.

Optionally, the inlet and outlet are located above the baffle.

Optionally, the housing comprises a dark box.

Optionally, the light source is disposed on an interior top surface of the housing.

Optionally, the light intensity detection device is disposed within the housing and below the partition.

Optionally, the light source comprises at least two LED lamp beads, and the distance between every two adjacent LED lamp beads is 8-15 cm.

Optionally, the irradiation area of the light source on the partition is smaller than or equal to the area of the light transmission hole.

Optionally, the light blocking effect detection device further includes a display, the display is in signal connection with the light intensity detection device, and the display is used for displaying a detection result of the light intensity detection device.

Based on the technical scheme, the embodiment of the detection device of the utility model can realize the detection of the light blocking effect of the piece to be detected by detecting the intensity change of the light transmitted through the light hole before and when the piece to be detected passes through the light hole, and the detection accuracy is higher by adopting a transmission type detection mode; the detection device comprises a driving device, can drive the piece to be detected to move relative to the light hole, detects different positions of the piece to be detected in the moving process, realizes continuous detection of the piece to be detected with longer length, and has wider application range.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the light blocking effect detection device of the present invention.

In the figure:

1. a housing; 2. a partition plate; 3. a light-transmitting hole; 4. a piece to be tested; 5. a hand lever; 6. an inlet; 7. an outlet; 8. LED lamp beads; 9. a display.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "longitudinal", "front", "rear", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the invention.

As shown in fig. 1, the utility model provides a light blocking effect detection device's a schematic embodiment, this detection device includes casing 1, baffle 2, the light source, drive arrangement and luminous intensity detection device, wherein baffle 2 sets up in casing 1, and baffle 2 is equipped with light trap 3, the light source is used for to light trap 3 transmitted light, drive arrangement is used for driving 4 awaiting measuring to move for light trap 3, and make 4 awaiting measuring projection on baffle 2 can cover light trap 3, luminous intensity detection device sets up the one side of keeping away from the light source at light trap 3, luminous intensity detection device is used for detecting the intensity of received light.

In the above exemplary embodiment, the light blocking effect of the to-be-detected piece can be detected by detecting the intensity change of the light transmitted through the light hole 3 before the to-be-detected piece 4 passes through the light hole 3 and when the to-be-detected piece passes through the light hole 3, and the detection accuracy is higher by adopting a transmission type detection mode; detection device includes drive arrangement, can drive 4 that await measuring and move for light trap 3, detects the different positions of the piece that awaits measuring in the motion process, realizes the continuous detection to the longer piece that awaits measuring of length, and application scope is wider.

Optionally, when the to-be-detected piece 4 moves, the to-be-detected piece passes through one side, close to the light source, of the light hole 3, light emitted by the light source irradiates the to-be-detected piece 4, then the to-be-detected piece 4 penetrates through the light hole 3, the light intensity detected by the light intensity detection device is the light intensity of the to-be-detected piece 4 after light blocking, the detection result is compared with the light intensity of the to-be-detected piece 4 before passing through the light hole 3 (when the light hole 3 is not blocked by the to-be-detected piece 4), and the light blocking effect of the to-be-detected; or, the piece 4 that awaits measuring is through the one side of keeping away from the light source of light trap 3 when the motion, the light of light source transmission passes light trap 3 earlier, shine on the piece 4 that awaits measuring again and see through the piece 4 that awaits measuring, the light intensity that light intensity detection device detected this moment also is the light intensity after 4 that await measuring hinders, compare this testing result with the light intensity that 4 that await measuring did not pass through before the light trap 3 (when the light trap 3 was not sheltered from by the piece 4 that awaits measuring) and compare, also can be used for evaluating the light effect that hinders of the piece 4 that awaits measuring.

Optionally, the light source is disposed on the inner top surface of the housing 1, which facilitates the fixation of the light source and the formation of the illumination beam.

The light intensity detection device is arranged in the shell 1 and located below the partition plate 2, so that the light intensity of the light passing through the piece to be detected 4 or the light hole 3 can be conveniently detected, and the influence of the external environment on the detection result is effectively avoided.

Optionally, the housing 1 comprises a dark box. Casing 1 adopts the camera bellows, and inside is lightproof environment, can guarantee not receive the influence of light among the external environment at the in-process that blocks light effect detection to piece 4 that awaits measuring, is favorable to improving the accuracy of testing result.

Optionally, the housing 1 is provided with an inlet 6 and an outlet 7, and the object 4 to be tested enters the housing 1 through the inlet 6 and leaves the housing 1 through the outlet 7. The inlet 6 and the outlet 7 can be elongated strip-shaped holes, so that the to-be-detected piece 4 can smoothly enter and exit, and the detection result is not influenced by too much external light.

Optionally, the inlet 6 and outlet 7 are located above the baffle 2. Set up like this and to make 4 pieces that await measuring through the top of light trap 3, make the light of light source transmission shine earlier on 4 pieces that await measuring, be convenient for detect the effect of hindering light of 4 pieces that await measuring.

In the above embodiments, the specific structure of the driving device can be selected in many ways. In an alternative embodiment, the driving device comprises a hand lever 5, and the hand lever 5 is connected with the piece to be tested 4 and used for driving the piece to be tested 4 to move relative to the light-transmitting hole 3 when being operated.

The hand-operated lever 5 can be rotated clockwise and can also be rotated anticlockwise, and after the hand-operated lever 5 is rotated, the piece 4 to be detected can be pulled to move relative to the light hole 3, so that the continuous detection of the piece 4 to be detected is realized, and the detection speed is favorably improved.

The hand rocker 5 can with 4 lug connection that await measuring, drive through the rotation of hand rocker 5 and await measuring 4 convolutes to make 4 movements for the light trap that await measuring, realize the detection to 4 different positions that await measuring. Hand rocker 5 also can be indirectly connected with 4 to await measuring, and hand rocker 5 sets up on casing 1, is equipped with switching device in the casing 1, and hand rocker 5 passes through switching device to be connected with 4 to await measuring, can turn into linear motion with the rotation of hand rocker 5 through switching device, and switching device will await measuring 4 levels and release, and 4 to await measuring need not to convolute. The switching device can adopt a chain or a rack, and the piece to be detected 4 is driven to move by the movement of the chain or the rack; it is also possible to use a jig which is moved out of the housing 1 by reciprocating the jig to hold the object 4 to be measured.

Optionally, the light source comprises at least two LED lamp beads 8, and the distance between every two adjacent LED lamp beads 8 is 8-15 cm. At least two LED lamp pearls 8 are evenly arranged.

Optionally, the irradiation area of the light source on the partition 2 is smaller than or equal to the area of the light transmission hole 3. Set up like this and all pass light trap 3 that can make the light that the light source sent, be convenient for detect the separation ability that 4 pieces 4 that await measuring were to light when the light trap 3 of awaiting measuring.

The light blocking effect detection device can further comprise a display 9, the display 9 is in signal connection with the light intensity detection device, and the display 9 is used for displaying the detection result of the light intensity detection device.

Optionally, the display 9 may be configured to display the light intensity measured in each measurement, or directly display a variation value of the light intensity before the to-be-measured object 4 passes through the light hole 3 and when the to-be-measured object passes through the light hole 3, so as to determine whether the light blocking effect of the to-be-measured object 4 is good or bad.

The light intensity detection device can adopt an integrating sphere, and one or more window holes are formed in the sphere wall of the integrating sphere and are used as a light inlet hole and a receiving hole for placing a light receiving device; the inner wall of the integrating sphere is coated with an ideal diffuse reflection material, namely a material with the diffuse reflection coefficient close to 1, the commonly used material is magnesium oxide or barium sulfate, and the magnesium oxide or barium sulfate is evenly mixed with a colloid adhesive and then is sprayed on the inner wall. The light entering the integrating sphere is reflected for multiple times by the inner wall coating to form uniform illumination on the inner wall. The light blocking effect of the piece 4 to be measured can be judged according to the weakening condition of the light intensity of the light with certain intensity after passing through the piece 4 to be measured, namely the difference value of the light intensity displayed by the integrating sphere when the light directly irradiates the integrating sphere and the light irradiates the integrating sphere after passing through the piece 4 to be measured.

The following is the concrete structure of an embodiment of the light-blocking effect detection device of the present invention detailed description:

as shown in fig. 1, the detection device comprises a housing 1, a partition plate 2 is arranged at the middle position of the height of the housing 1, and the partition plate 2 divides the inner space of the housing 1 into an upper chamber and a lower chamber. The light source is arranged in the upper chamber and is arranged on the inner top surface of the upper chamber, and the intensity and the wavelength of light emitted by the light source can be adjusted according to actual needs so as to detect the light blocking effect of the material under different intensities and wavelengths. The partition board 2 is provided with a light hole 3, and the light intensity detection device is arranged in the lower cavity. An inlet 6 is arranged on the left side surface of the shell 1, an outlet 7 is arranged on the right side surface of the shell, the inlet 6 and the outlet 7 are slender gaps, the piece 4 to be measured is a sheet with longer length and thinner thickness, and the piece 4 to be measured enters the shell 1 from the inlet 6 and penetrates out of the shell 1 from the outlet 7. The inlet 6 and the outlet 7 are symmetrically arranged, are positioned above the partition board 2 and are close to the partition board 2, so that the partition board 2 can also support and guide the piece to be measured 4. The extending end of the piece to be measured 4 is connected with the hand lever 5, and when the hand lever 5 is rotated, the piece to be measured 4 can be pulled to move relative to the partition board 2. Before the piece to be detected 4 does not cover the light transmission hole 3, light emitted by the light source directly penetrates through the light transmission hole 3 and irradiates on the light intensity detection device; when the piece 4 that awaits measuring gets into casing 1 and covers light trap 3, the light that the light source sent is sheltered from by the piece 4 that awaits measuring wholly or partially, and light intensity detection device can not receive light or receive few some light this moment, and according to the intensity change that light intensity detection device detected this moment, can judge the light blocking effect of the piece 4 that awaits measuring.

Through the explanation of a plurality of embodiments of the light-blocking effect detection device, the light-blocking effect of the piece to be detected can be accurately tested by a transmission type illumination detection mode; through the motion of the driven piece to be tested, the different positions of the piece to be tested can be continuously detected, the change condition of the light blocking effect of each part of the piece to be tested can be more accurately tested, and the detection efficiency and the accuracy of the light blocking effect of the piece to be tested are greatly improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A light blocking effect detection apparatus, comprising:

a housing (1);

the partition plate (2) is arranged in the shell (1) and is provided with a light hole (3);

a light source for emitting light to the light-transmitting hole (3);

the driving device is used for driving the piece to be detected (4) to move relative to the light transmission hole (3) and enabling the projection of the piece to be detected (4) on the partition board (2) to cover the light transmission hole (3); and

and the light intensity detection device is arranged on one side of the light hole (3) far away from the light source and is used for detecting the intensity of the received light.

2. The light-blocking effect detection device according to claim 1, wherein the driving device comprises a hand lever (5), and the hand lever (5) is connected with the piece to be detected (4) and is used for driving the piece to be detected (4) to move relative to the light-transmitting hole (3) when being operated.

3. The light-blocking effect detection device according to claim 1, wherein the housing (1) is provided with an inlet (6) and an outlet (7), and the object (4) to be tested enters the housing (1) through the inlet (6) and leaves the housing (1) through the outlet (7).

4. The light-blocking effect detection apparatus according to claim 3, wherein the inlet (6) and the outlet (7) are located above the partition (2).

5. The light-blocking effect detection apparatus according to claim 1, wherein the housing (1) comprises a dark box.

6. The light-blocking effect detection apparatus according to claim 1, wherein the light source is provided on an inner top surface of the housing (1).

7. The light-blocking effect detection apparatus according to claim 1, wherein the light intensity detection apparatus is disposed in the housing (1) below the partition (2).

8. The light-blocking effect detection device of claim 1, wherein the light source comprises at least two LED lamp beads (8), and the distance between two adjacent LED lamp beads (8) is 8-15 cm.

9. The light-blocking effect detection apparatus according to claim 1, wherein an irradiation area of the light source on the partition (2) is smaller than or equal to an area of the light-transmitting hole (3).

10. The light-blocking effect detection apparatus according to claim 1, further comprising a display (9), wherein the display (9) is in signal connection with the light intensity detection apparatus, and the display (9) is used for displaying the detection result of the light intensity detection apparatus.