Shading rate detection equipment for sunshade screen cloth

Abstract

The invention belongs to the technical field of sunshade screen cloth detection equipment, and particularly relates to shading rate detection equipment for sunshade screen cloth, which comprises a detection box body and a cover plate, a detection inner cavity is formed between the detection box body and the cover plate, and a light blocking assembly is arranged in the middle of the detection inner cavity and divides the detection inner cavity into a light source cavity and a detection cavity. A detection light source is arranged in the light source cavity, the detection end of the illuminometer is located in the detection cavity, the light blocking assembly is provided with a light transmitting channel for transmitting light in the light source cavity to the detection cavity, and the sample screen cloth is detachably connected to the light blocking assembly and can completely block the light transmitting channel. By means of the detection inner cavity which is isolated from the outside to form a darkroom structure, the sample screen cloth is placed at the light-transmitting channel, the illuminometer in the detection cavity detects the illumination degree of light transmitted from the light source cavity through the light-transmitting channel so as to accurately obtain the shading rate of the sample screen cloth, the overall design is scientific and reasonable, and measurement is accurate and efficient.

Description

Technical field:

[0001] The invention belongs to the technical field of sunshade mesh detection equipment, in particular to a shading rate detection equipment for sunshade mesh. Background technology:

[0002] At present, greenhouse planting has become very popular. The use of sunshade nets in greenhouses to provide shade protection for fruits, vegetables, tea and other plants grown in greenhouses can not only reduce temperature and adjust light, but also increase plant growth. However, due to the different lighting conditions required by different fruit and vegetable plants, it is necessary to select a sunshade net with a suitable shading rate according to the actual planting situation. However, existing sunshade net manufacturers are unable to give specific shading rates that can be achieved by the sunshade nets they produce, and planting personnel can only purchase sunshade nets based on experience. This is because there is a lack of shading rate equipment specifically used to detect the shading rate of sunshade nets on the market, and the shading rate of sunshade nets is closely related to their weaving method, weaving density, and weaving material. In the absence of shading rate detection equipment, it is difficult for manufacturers themselves to know the shading rate that can be achieved by the sunshade nets they produce. Summary of the invention:

[0003] The purpose of the present invention is to provide a shading rate detection device for sunshade mesh, which places the sample mesh in a light-transmitting channel, and uses an illuminance meter in a detection cavity to detect the degree of illumination transmitted from the light source cavity through the light-transmitting channel to obtain the shading rate of the sample mesh. The design is scientific and reasonable, and the measurement is accurate and efficient.

[0004] The present invention is achieved in that:

[0005] A device for detecting the shading rate of a sunshade mesh comprises a detection box body and a cover plate arranged inside the detection box body, a light-tight detection inner cavity is formed between the detection box body and the cover plate, a light-blocking component is arranged in the middle of the detection inner cavity, the light-blocking component divides the detection inner cavity into a light source cavity and a detection cavity, a detection light source is arranged in the light source cavity, a detection end of an illuminometer is located in the detection cavity for measuring the illumination level in the detection cavity, a light-blocking component is provided with a light-transmitting channel for transmitting light in the light source cavity to the detection cavity, and a sample mesh cloth is detachably connected to the light-blocking component and can completely block the light-transmitting channel.

[0006] In the above-mentioned shading rate detection device for sunshade mesh, the illuminance meter includes an illuminator and a detector for measuring the lighting level. The illuminator is electrically connected to the detector, the detector is fixed on the outer wall of the detection box, and the detection head of the detector passes through the detection box to the detection cavity.

[0007] In the above-mentioned shading rate detection device for sunshade mesh, a placement groove is opened on the top surface of the detection box, and the illuminator is arranged in the placement groove.

[0008] In the above-mentioned shading rate detection device for sunshade mesh, the detection box has a detection groove with a notch facing upward, the detection inner cavity is surrounded by the detection groove and a cover plate covering the notch of the detection groove, the light blocking component includes a light blocking partition erected in the middle of the detection groove and dividing the detection groove to the left and right, the top surface of the light blocking partition is provided with a plug-in matching groove, the plug-in matching groove is inserted with a detection plate body, the light blocking partition and the detection plate body are both provided with light-transmitting windows with corresponding positions, the light-transmitting windows of the light blocking partition and the detection plate body form the light-transmitting channel, and the sample mesh is detachably connected to the detection plate body.

[0009] In the above-mentioned shading rate detection device for sunshade mesh, the detection plate body includes a main board and a connecting hinge plate, one side wall of the main board is hingedly connected to a side portion of the connecting hinge plate through a hinge, and a clamping space for clamping the sample mesh is formed between the main board and the connecting hinge plate, and the light-transmitting window is opened on the main board and the connecting hinge plate.

[0010] In the above-mentioned shading rate detection device for sunshade mesh, the notch of the detection groove is expanded outward to form an expanded groove for placing the cover plate, the top of the detection plate body is welded and fixed to the middle of the bottom surface of the matching plate, the bottom surface of the matching plate is against the top surface of the light-blocking partition, the top surface of the matching plate is flush with the bottom surface of the expanded groove, and the top surface of the matching plate is in contact with the bottom surface of the cover plate.

[0011] In the above-mentioned shading rate detection device for sunshade mesh, the top surface of the cover plate is provided with a handle groove or a handle.

[0012] In the above-mentioned shading rate detection device for sunshade mesh, the detection light source is a radiation light source with a wavelength between 400 nanometers and 700 nanometers.

[0013] The outstanding advantages of the present invention compared with the prior art are:

[0014] The present invention uses a detection inner cavity that is isolated from the outside to form a darkroom structure, places the sample mesh at a light-transmitting channel, and uses an illuminometer in the detection cavity to detect the degree of illumination transmitted from the light source cavity through the light-transmitting channel to accurately obtain the shading rate of the sample mesh. The overall design is scientific and reasonable, and the measurement is accurate and efficient. Description of the drawings:

[0015] Figure 1 It is a three-dimensional diagram of the whole machine of the present invention;

[0016] Figure 2 It is a three-dimensional diagram of the whole machine without a cover of the present invention;

[0017] Figure 3 It is a schematic diagram of a state in which the detection plate body of the present invention is lifted upwardly from the detection box body.

[0018] In the figure: 1. detection box; 2. cover plate; 3. light source cavity; 4. detection cavity; 5. detection light source; 6. light transmission channel; 7. detector; 8. placement slot; 9. light blocking partition; 10. plug-in matching slot; 11. detection board; 12. light transmission window; 13. main board; 14. connecting hinge plate; 15. expansion slot; 16. matching flat plate; 17. handle slot. Specific implementation method:

[0019] The present invention is further described below with reference to specific embodiments. Figure 1 —3:

[0020] A light-shielding rate detection device for a sunshade mesh comprises a detection box 1 and a cover plate 2 which is arranged inside the detection box 1, wherein a light-tight detection inner cavity is formed between the detection box 1 and the cover plate 2, a light-shielding component is arranged in the middle of the detection inner cavity, and the light-shielding component divides the detection inner cavity into a light source cavity 3 and a detection cavity 4, a detection light source 5 is arranged in the light source cavity 3, a detection end of an illuminometer is located in the detection cavity 4 for measuring the illumination level in the detection cavity 4, a light-shielding component is provided with a light-transmitting channel 6 for transmitting light in the light source cavity 3 to the detection cavity 4, and a sample mesh is detachably connected to the light-shielding component and can completely block the light-transmitting channel 6.

[0021] The present invention uses a detection cavity that is isolated from the outside to form a darkroom structure, places the sample mesh cloth in the light-transmitting channel 6, and uses an illuminometer in the detection cavity 4 to detect the degree of illumination transmitted from the light source cavity 3 through the light-transmitting channel 6 to accurately obtain the shading rate of the sample mesh cloth. The overall design is scientific and reasonable, and the measurement is accurate and efficient.

[0022] The specific matching structure of the illuminometer on the detection box 1 is as follows: the illuminometer includes an illuminator and a detector 7 for measuring the lighting level, the illuminator is electrically connected to the detector 7, the detector 7 is fixed on the outer wall of the detection box 1, and the detection head of the detector 7 passes through the detection box 1 to the detection cavity 4. Of course, the illuminator can also be electrically connected to the control terminal, and the control terminal collects the data measured in the illuminator and displays it on the display screen, and the control terminal can be a computer.

[0023] Furthermore, in order to facilitate the placement of the illuminator, in the present embodiment, a placement groove 8 is provided on the top surface of the detection box 1 , and the illuminator is arranged in the placement groove 8 .

[0024] In this embodiment, the specific structure adopted by the detection box 1 is as follows: the detection box 1 has a detection groove with a notch facing upward, the detection inner cavity is surrounded by the detection groove and a cover plate 2 covering the notch of the detection groove, the light blocking component includes a light blocking baffle 9 erected in the middle of the detection groove and dividing the detection groove to the left and right, the top surface of the light blocking baffle 9 is provided with a plug-in matching groove 10, and a detection board body 11 is inserted in the plug-in matching groove 10, the light blocking baffle 9 and the detection board body 11 are both provided with light-transmitting windows 12 in corresponding positions, the light-transmitting windows 12 of the light blocking baffle 9 and the detection board body 11 form the light-transmitting channel 6, and the sample mesh is detachably connected to the detection board body 11.

[0025] Furthermore, the mesh to be tested can be fixed on the test board body 11 by common connectors such as clips or adhesive tapes, and in this embodiment, the test board body 11 includes a main board 13 and a connecting hinge plate 14, one side wall of the main board 13 is hingedly matched with a side portion of the connecting hinge plate 14 by a hinge, and a clamping space for clamping the sample mesh is formed between the main board 13 and the connecting hinge plate 14, and the light-transmitting window 12 is provided on the main board 13 and the connecting hinge plate 14. Among them, the other side portion of the connecting hinge plate 14 can be detachably connected to the main board 13 by a buckle to ensure the clamping and fixing of the mesh to be tested, and in this embodiment, the upper edge of the connecting hinge plate 14 is hingedly matched with the main board 13, and the lower edge of the connecting hinge plate 14 naturally droops to achieve the purpose of clamping the sample mesh.

[0026] Furthermore, in order to ensure that the cover plate 2 is covered on the detection box body 1 to form a light-tight detection cavity, the notch of the detection groove is expanded outward to form an expanded groove 15 for placing the cover plate 2. At the same time, in order to facilitate the insertion and extraction of the detection plate body 11, the top of the detection plate body 11 is welded and fixed to the middle of the bottom surface of the matching plate 16. Correspondingly, the design structure of the detection plate body 11 and the matching plate 16 is prevented from affecting the light-tight matching structure between the detection cavity 4 and the light source cavity 3. The bottom surface of the matching plate 16 abuts against the top surface of the light-blocking partition plate 9, the top surface of the matching plate 16 is flush with the bottom surface of the expanded groove 15, and the top surface of the matching plate 16 is in contact with the bottom surface of the cover plate 2.

[0027] In order to facilitate opening of the cover plate 2 so as to be able to replace the sample mesh on the detection plate body 11 , a handle groove 17 or a handle is provided on the top surface of the cover plate 2 .

[0028] Meanwhile, the detection light source 5 is a radiation light source with a wavelength between 400 nanometers and 700 nanometers.

[0029] The shading rate measurement operation flow of the invention is as follows:

[0030] 1. Open the cover plate 2 and take out the detection plate body 11;

[0031] 2. Cut out sample mesh of suitable size at different positions of the mesh to be tested, and clamp it between the main board 13 of the test board 11 and the connecting hinge plate 14; at the same time, it is necessary to ensure the flatness of the sample mesh at the light-transmitting window 12;

[0032] 3. Insert the detection plate 11 holding the sample mesh into the insertion groove 10 of the light-shielding partition 9, and put the cover plate 2 back on the detection box 1;

[0033] 4. Turn on the detection light source 5 and the illuminance meter, and record the measured illuminance data;

[0034] 5. Repeat steps 1-4 to record more than three sets of measured illumination data, and calculate the average value to obtain the shading rate data of the mesh to be tested.

[0035] The above embodiment is only one of the preferred embodiments of the present invention, and is not intended to limit the scope of implementation of the present invention. Therefore, any equivalent changes made based on the shape, structure, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for detecting the shading rate of a sunshade mesh, characterized in that: The invention comprises a detection box (1) and a cover plate (2) arranged inside the detection box (1); a light-proof detection inner cavity is formed between the detection box (1) and the cover plate (2); a light-shielding component is arranged in the middle of the detection inner cavity; the light-shielding component divides the detection inner cavity into a light source cavity (3) and a detection cavity (4); a detection light source (5) is arranged in the light source cavity (3); a detection end of an illuminometer is located in the detection cavity (4) for measuring the illumination level in the detection cavity (4); a light-shielding component is provided with a light-transmitting channel (6) for transmitting light in the light source cavity (3) to the detection cavity (4); and a sample mesh cloth is detachably connected to the light-shielding component and can completely block the light-transmitting channel (6).

2. The shading rate detection device for sunshade cloth according to claim 1, characterized in that: The illuminometer comprises an illuminator and a detector (7) for measuring the lighting level. The illuminator is electrically connected to the detector (7). The detector (7) is fixed on the outer wall of the detection box (1), and the detection head of the detector (7) passes through the detection box (1) to the detection cavity (4).

3. The shading rate detection device for sunshade cloth according to claim 2, characterized in that: The top surface of the detection box (1) is provided with a placement groove (8), and the illuminator is arranged in the placement groove (8).

4. The shading rate detection device for sunshade cloth according to claim 1, characterized in that: The detection box (1) has a detection groove with a notch facing upwards, the detection inner cavity is surrounded by the detection groove and a cover plate (2) covering the notch of the detection groove, the light shielding component includes a light shielding partition (9) erected in the middle of the detection groove and dividing the detection groove to the left and right, the top surface of the light shielding partition (9) is provided with a plug-in matching groove (10), a detection plate body (11) is inserted in the plug-in matching groove (10), the light shielding partition (9) and the detection plate body (11) are both provided with light-transmitting windows (12) at corresponding positions, the light-transmitting windows (12) of the light shielding partition (9) and the detection plate body (11) form the light-transmitting channel (6), and the sample mesh is detachably connected to the detection plate body (11).

5. The shading rate detection device for sunshade cloth according to claim 4, characterized in that: The detection plate body (11) comprises a main board (13) and a connecting hinge plate (14); one side wall of the main board (13) is hingedly connected to a side portion of the connecting hinge plate (14) via a hinge; a clamping space for clamping a sample mesh is formed between the main board (13) and the connecting hinge plate (14); and the light-transmitting window (12) is provided on the main board (13) and the connecting hinge plate (14).

6. The shading rate detection device for sunshade cloth according to claim 4, characterized in that: The notch of the detection groove is expanded outward to form an expanded groove (15) for placing the cover plate (2); the top of the detection plate body (11) is welded and fixed to the middle of the bottom surface of the matching flat plate (16); the bottom surface of the matching flat plate (16) is against the top surface of the light-shielding partition plate (9); the top surface of the matching flat plate (16) is flush with the bottom surface of the expanded groove (15); and the top surface of the matching flat plate (16) is in contact with the bottom surface of the cover plate (2).

7. A shading rate detection device for sunshade cloth according to claim 1, 4 or 6, characterized in that: The top surface of the cover plate (2) is provided with a handle groove (17) or a handle.

8. The shading rate detection device for sunshade cloth according to claim 1, characterized in that: The detection light source (5) is a radiation light source with a wavelength between 400 nanometers and 700 nanometers.

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