On-site performance detection device for reflective thermal insulation coating for building

Abstract

The utility model discloses an on-site performance detection device for a reflective thermal insulation coating for a building, which is provided with a containing cavity, a first rotating shaft, two protective cabin doors and an elastic reset mechanism, so that a detection assembly can be overturned to a working position by taking the first rotating shaft as an axis during performance detection; a sensor mounting plate of the detection assembly is clamped and fixed through two protective cabin doors under the elastic force action of an elastic reset mechanism, so that it is ensured that the detection assembly can stably collect solar radiation amount data for exterior wall coating performance detection; moreover, after the detection is completed, the detection assembly can be overturned to a storage position in the accommodating cavity by taking the first rotating shaft as an axis, so that the two protective cabin doors are closed under the elastic action of the elastic reset mechanism and shield the opening of the accommodating cavity, the storage protection of the detection assembly is realized, and the damage and dust adhesion are prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to building outer wall paint detection technical field, and specifically is a kind of building reflective thermal insulation paint performance on-site detection device. BACKGROUND

[0002] Reflective thermal insulation paint refers to the coating prepared from synthetic resin as base material, functional pigment and filler and additives, with high solar reflectance, near-infrared reflectance and hemispherical emittance, when detecting the reflective thermal insulation paint of high-rise building, personnel cannot reach the outer wall of high-rise building to detect the actual energy-saving performance of thermal insulation paint on site, and then it is inconvenient to detect and process, so a corresponding unmanned aerial vehicle assembly detection device is needed, and the detection device assembled by unmanned aerial vehicle is exposed to the outside, which will not only be damaged by external impact, but also be affected by dust adhesion, so it needs to be improved. UTILITY MODEL CONTENT

[0003] The technical problem to be solved by the utility model is to provide a building reflective thermal insulation paint performance on-site detection device.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme:

[0005] As shown in Figures 1 to 5 A building reflective thermal insulation paint performance on-site detection device comprises an unmanned aerial vehicle and a detection assembly for on-site detection of building outer wall paint, the detection assembly comprises a first solar radiation sensor, a second solar radiation sensor and a sensor mounting plate, the sensor mounting plate is mounted on the unmanned aerial vehicle, and the first solar radiation sensor and the second solar radiation sensor are respectively mounted on the front end face and the rear end face of the first end portion of the sensor mounting plate.

[0006] It is characterized in that:

[0007] The detection assembly mounting end face of the unmanned aerial vehicle is provided with a containing cavity and a first rotating shaft, the second end portion of the sensor mounting plate is rotatably connected with the first rotating shaft, so that the detection assembly can rotate around the first rotating shaft between the storage position and the working position, and the detection assembly can be completely stored in the containing cavity when rotating to the storage position, wherein according to the different structures of the unmanned aerial vehicle, the detection assembly mounting end face can be the top surface, the bottom surface or any side surface of the unmanned aerial vehicle, and preferably the bottom surface of the unmanned aerial vehicle.

[0008] The building reflective thermal insulation coating performance on-site detection device further comprises two protective cabin doors and an elastic reset mechanism; the two protective cabin doors are respectively slidably connected with the unmanned aerial vehicle; and when the detection assembly is rotated to the storage position, the two protective cabin doors can be closed and the opening of the accommodating cavity is shielded under the elastic force of the elastic reset mechanism; when the detection assembly is rotated to the working position, the two protective cabin doors can clamp and fix the sensor mounting plate under the elastic force of the elastic reset mechanism.

[0009] Therefore, the working principle and use process of the utility model are as follows:

[0010] Firstly, the operator pushes the two protective cabin doors away from each other to release the blocking and fixing effect on the detection assembly, and then rotates the detection assembly downward by 90 degrees with the first rotating shaft as the axis, so that the detection assembly is in the working position.

[0011] Secondly, the operator releases the two protective cabin doors, so that the two protective cabin doors move towards each other under the elastic force of the elastic reset mechanism, and clamp and fix the sensor mounting plate of the detection assembly.

[0012] Thirdly, the operator remotely controls the unmanned aerial vehicle, so that the first solar radiation sensor faces the outer wall of the high-rise building, to receive the solar radiation reflected by the outer wall, and at the same time, the second solar radiation sensor directly receives the solar radiation incident on the outer wall, and the performance of the coating on the outer wall can be detected by comparing the two groups of data.

[0013] Then, when the performance detection is completed, the operator controls the unmanned aerial vehicle to land.

[0014] Finally, the operator pushes the two protective cabin doors away from each other, rotates the detection assembly upward by 90 degrees with the first rotating shaft as the axis, so that the detection assembly is in the storage position in the accommodating cavity, and then releases the two protective cabin doors, so that the two protective cabin doors are closed and the opening of the accommodating cavity is shielded under the elastic force of the elastic reset mechanism, to realize the storage protection of the detection assembly.

[0015] Therefore, by arranging the accommodating cavity, the first rotating shaft, the two protective cabin doors and the elastic reset mechanism, when the performance is detected, the detection assembly can be rotated to the working position with the first rotating shaft as the axis, and the sensor mounting plate of the detection assembly can be clamped and fixed by the two protective cabin doors under the elastic force of the elastic reset mechanism, to ensure that the detection assembly can stably collect the solar radiation data for coating performance detection on the outer wall; and after the detection is completed, the detection assembly can be rotated to the storage position in the accommodating cavity with the first rotating shaft as the axis, so that the two protective cabin doors are closed and the opening of the accommodating cavity is shielded under the elastic force of the elastic reset mechanism, to realize the storage protection of the detection assembly, and prevent damage and dust adhesion.

[0016] Preferably, referring to Figure 5 , the elastic reset mechanism comprises two power springs; the two ends of the accommodating cavity in the sliding direction of the protective cabin door are respectively connected with a guide slot, and a limiting guide rod extending in the sliding direction of the protective cabin door is arranged in the guide slot; the outer side surface of the two protective cabin doors is respectively provided with a guide block, and the guide blocks of the two protective cabin doors are respectively slidably connected with the two guide slots in the sliding direction of the protective cabin door; the two power springs are respectively arranged in the two guide slots, and one end of the power spring is sleeved outside the limiting guide rod and abuts against the end wall of the guide slot, and the other end of the power spring abuts against the outer side surface of the guide block. Thus, the power spring can be used to provide power for the movement of the protective cabin door to drive the two protective cabin doors to move towards each other.

[0017] As a preferred embodiment of the utility model: referring to Figure 3 , the building reflective thermal insulation coating performance on-site detection device further includes monitoring camera and linkage mechanism;

[0018] The front end of the unmanned aerial vehicle is provided with a dustproof concave cavity, and the monitoring camera is connected with the sensor mounting plate through the linkage mechanism, so that: when the detection assembly is rotated to the working position, the monitoring camera is driven to the monitoring working position by the linkage mechanism, and when the detection assembly is rotated to the storage position, the monitoring camera is driven to the dustproof position in the dustproof concave cavity by the linkage mechanism.

[0019] Therefore, the utility model discloses a linkage mechanism, which can drive the monitoring camera to the monitoring working position during work to realize monitoring effect, and can drive the monitoring camera to the dustproof position in the dustproof concave cavity when the detection assembly is stored in the accommodating cavity, so that the monitoring camera is shielded and dustproof.

[0020] And, during work, the sensor mounting plate of the detection assembly is clamped and fixed by the two protective cabin doors under the elastic force of the elastic reset mechanism, which can also fix the linkage mechanism, ensuring that the monitoring camera remains fixed.

[0021] Preferably, referring to Figure 2 , Figure 3 , Figure 6 and Figure 7 , the linkage mechanism comprises a first transmission gear, a toothed plate, a second transmission gear and a camera mounting plate;

[0022] The detection component mounting end face of the unmanned aerial vehicle is further provided with a second rotating shaft, a third rotating shaft and a fourth rotating shaft; the second end portion of the sensor mounting plate is provided with a first partial tooth gear which is engaged with a first transmission gear mounted on the second rotating shaft; the two back end faces of the toothed plate are provided with teeth which have the same linear extension direction, one side end face of the toothed plate is engaged with the first transmission gear, and the other side end face of the toothed plate is engaged with a second transmission gear mounted on the third rotating shaft; the first end portion of the camera mounting plate is rotatably connected with the fourth rotating shaft and is provided with a second partial tooth gear which is engaged with the second transmission gear, and the monitoring camera is mounted on the second end portion of the camera mounting plate.

[0023] Preferably, the first partial tooth gear is a quarter tooth gear, and the second partial tooth gear is a twelfth tooth gear, so that when the first partial tooth gear rotates by 90 degrees along with the sensor mounting plate, the toothed plate is driven to move linearly along the extension direction of the teeth by the first transmission gear, and then the camera mounting plate is driven to rotate by the second transmission gear and the second partial tooth gear, so that the monitoring camera is deflected by 30 degrees along with the camera mounting plate.

[0024] Preferably, the toothed plate is provided with a toothed plate limiting block, and the toothed plate is provided with a toothed plate limiting groove. Figure 8 The toothed plate is slidably connected with the toothed plate guiding groove along the linear extension direction, and the toothed plate limiting block is slidably connected with the toothed plate limiting groove along the linear extension direction.

[0025] Preferably, the toothed plate is provided with a toothed plate limiting block, and the toothed plate is provided with a toothed plate limiting groove. Figure 1 Figure 9 The unmanned aerial vehicle is connected with a plurality of support columns through a support, and the bottom of each support column is provided with a landing buffer assembly.

[0026] The landing buffer assembly comprises a buffer block, a first magnet and a second magnet; the top surface of the buffer block is provided with a guiding blind hole, and the inside of the buffer block is provided with a limiting cavity connected with the guiding blind hole; the bottom of the support column is slidably connected with the guiding blind hole along the up-down direction, and the annular limiting boss is slidably connected with the limiting cavity along the up-down direction; the first magnet and the second magnet are respectively fixed on the bottom surface of the guiding blind hole and the bottom surface of the support column, and the first magnet and the second magnet are arranged in the up-down opposite and polarity opposite manner.

[0027] ​Thus, when the unmanned aerial vehicle lands, the column and the buffer block are subjected to impact force, and the buffer block stops due to contacting the ground, while the column continues to descend and is subjected to repulsion between the first magnet and the second magnet to buffer the impact force of the column descending, until the column also stops descending and slowly resets under the repulsion between the first magnet and the second magnet, thereby greatly reducing the vibration caused by the landing of the unmanned aerial vehicle and improving the service life.

[0028] Preferably, the bottom surface of the limiting cavity is provided with protective cotton, so that the annular limiting boss contacts the protective cotton when moving downward during the landing of the unmanned aerial vehicle to achieve buffering and prevent the annular limiting boss from being broken due to excessive downward force.

[0029] Preferably, the landing buffering assembly further comprises a rubber sleeve arranged on the bottom surface of the buffer block, so as to protect the bottom of the buffer block by the rubber sleeve and prevent long-term landing wear.

[0030] Compared with the prior art, the utility model has the following beneficial effects:

[0031] Firstly, the utility model discloses the following beneficial effects: the detection assembly 2 can be flipped to the working position with the first rotating shaft 1-1 as the axis during performance detection, and the sensor mounting plate 2-3 of the detection assembly 2 is clamped and fixed by the two protective cabin doors 3 under the elastic force of the elastic reset mechanism, so that the detection assembly 2 can stably collect the solar radiation data for performance detection of external wall paint, and the detection assembly 2 can be flipped to the storage position in the containing cavity 1b after detection, so that the two protective cabin doors 3 are folded and shield the opening of the containing cavity 1b under the elastic force of the elastic reset mechanism, the detection assembly 2 is protected from being damaged by knocking and dust adhesion.

[0032] Secondly, the utility model discloses the following beneficial effects: the linkage mechanism can drive the monitoring camera 5 to the monitoring working position during work to realize the monitoring function, and the monitoring camera 5 can be driven to the dustproof position in the dustproof recessed cavity 1d when the detection assembly 2 is stored in the containing cavity 1b, so that the monitoring camera 5 is shielded and protected from dust.

[0033] Thirdly, the utility model discloses the following beneficial effects: the landing buffering assembly can greatly reduce the vibration caused by the landing of the unmanned aerial vehicle 1 and improve the service life. BRIEF DESCRIPTION OF DRAWINGS

[0034] The utility model will be further described in detail in combination with the drawings and specific embodiments:

[0035] Figure 1 It is a top view structure schematic diagram of the utility model;

[0036] Figure 2 It is the bottom view structural schematic diagram of the utility model;

[0037] Figure 3 It is the longitudinal half cut structural schematic diagram of the utility model;

[0038] Figure 4 It is the transverse half cut structural schematic diagram of the utility model;

[0039] Figure 5 It is Figure 2 A part enlarged schematic diagram of the utility model;

[0040] Figure 6 It is Figure 3 B part enlarged schematic diagram of the utility model;

[0041] Figure 7 It is Figure 3 C part enlarged schematic diagram of the utility model;

[0042] Figure 8 It is Figure 4 D part enlarged schematic diagram of the utility model;

[0043] Figure 9 It is the structural schematic diagram of the landing buffer assembly in the utility model. DETAILED DESCRIPTION

[0044] The utility model will be described in detail below in combination with embodiments and its drawings, to help the better understanding of the utility model concept of the utility model by the person skilled in the art, but the protection scope of the utility model claim is not limited to the following embodiments, all other embodiments obtained by the person skilled in the art without departing from the utility model concept of the utility model under the premise of not making the creative labor, belong to the protection scope of the utility model.

[0045] In the description of the utility model, it needs to be clear that the orientation language "front, rear" is only the relative concept in orientation, is for the convenience of describing the utility model or simplifying the description, and is not the specific orientation that the utility model must have, therefore can not be understood as the limitation to the utility model.

[0046] Example one

[0047] As Figures 1 to 5The utility model discloses a kind of building reflective heat insulation coating performance on-site detection devices, including: unmanned aerial vehicle 1 and the detection assembly 2 for carrying out on-site detection to building outer wall coating, detection assembly 2 includes first solar radiation sensor 2-1, second solar radiation sensor 2-2 and sensor mounting plate 2-3, sensor mounting plate 2-3 is installed on unmanned aerial vehicle 1, first solar radiation sensor 2-1 and second solar radiation sensor 2-2 are respectively installed at the front end surface and rear end surface of the first end portion of sensor mounting plate 2-3;Therefore, by directly receiving the solar radiation amount of the outer wall reflection of first solar radiation sensor 2-1 to high-rise building outer wall, at the same time, second solar radiation sensor 2-2 will directly receive the solar radiation amount of the outer wall incidence, and the performance detection of outer wall coating can be realized by comparing two groups of data.

[0048] The detection assembly mounting end surface 1a of the unmanned aerial vehicle 1 is provided with a containing cavity 1b and a first rotating shaft 1-1; the second end portion of the sensor mounting plate 2-3 is rotatably connected with the first rotating shaft 1-1, so that the detection assembly 2 can rotate around the first rotating shaft 1-1 between the storage position and the working position, and the detection assembly 2 can be completely stored in the containing cavity 1b when rotated to the storage position; wherein, according to the different structures of the unmanned aerial vehicle 1, the detection assembly mounting end surface 1a can be the top surface, the bottom surface or any side surface of the unmanned aerial vehicle 1, and preferably the bottom surface of the unmanned aerial vehicle 1.

[0049] The building reflective heat insulation coating performance on-site detection device further comprises two protective cabin doors 3 and a resilient return mechanism; the two protective cabin doors 3 are respectively connected with the unmanned aerial vehicle 1 in a sliding manner; and when the detection assembly 2 is rotated to the storage position, the two protective cabin doors 3 can be closed and shield the opening of the containing cavity 1b under the elastic force of the resilient return mechanism; when the detection assembly 2 is rotated to the working position, the two protective cabin doors 3 can clamp and fix the sensor mounting plate 2-3 under the elastic force of the resilient return mechanism.

[0050] Therefore, the working principle and use process of the utility model are as follows:

[0051] Firstly, the operator pushes the two protective cabin doors 3 away from each other to release the blocking and fixing effect on the detection assembly 2, and then turns the detection assembly 2 downward by 90 degrees around the first rotating shaft 1-1, so that the detection assembly 2 is in the working position;

[0052] Secondly, the operator releases the two protective cabin doors 3, so that the two protective cabin doors 3 move towards each other under the elastic force of the resilient return mechanism, and clamp and fix the sensor mounting plate 2-3 of the detection assembly 2;

[0053] Thirdly, the operator remotely controls the unmanned aerial vehicle 1 to make the first solar radiation sensor 2-1 directly face the outer wall of the high-rise building to receive the amount of solar radiation reflected by the outer wall, and the second solar radiation sensor 2-2 directly receives the amount of solar radiation incident to the outer wall, and the performance of the coating on the outer wall can be detected by comparing the two groups of data.

[0054] Then, when the performance detection is completed, the operator controls the unmanned aerial vehicle 1 to land.

[0055] Finally, the operator pushes the two protective cabin doors 3 to move backward, and turns the detection assembly 2 upward by 90 degrees around the first rotating shaft 1-1, so that the detection assembly 2 is in the storage position in the containing cavity 1b, and then the operator releases the two protective cabin doors 3, so that the two protective cabin doors 3 are closed and shield the opening of the containing cavity 1b under the elastic force of the elastic reset mechanism, and the storage protection of the detection assembly 2 is realized.

[0056] Therefore, by arranging the containing cavity 1b, the first rotating shaft 1-1, the two protective cabin doors 3 and the elastic reset mechanism, the detection assembly 2 can be turned around the first rotating shaft 1-1 to the working position during performance detection, and the sensor mounting plate 2-3 of the detection assembly 2 is clamped and fixed by the two protective cabin doors 3 under the elastic force of the elastic reset mechanism, so that the detection assembly 2 can stably collect the solar radiation data for performance detection of the outer wall coating. And after the detection is completed, the detection assembly 2 can be turned around the first rotating shaft 1-1 to the storage position in the containing cavity 1b, so that the two protective cabin doors 3 are closed and shield the opening of the containing cavity 1b under the elastic force of the elastic reset mechanism, and the storage protection of the detection assembly 2 is realized, preventing damage and dust adhesion.

[0057] The above is the basic implementation of the first embodiment, which can be further optimized, improved and limited on the basis of the basic implementation:

[0058] Preferably, see Figure 5The elastic reset mechanism comprises two power springs 4; the two ends of the accommodating cavity 1b in the sliding direction of the protective cabin door 3 are respectively connected with a guide groove 1c, and the guide groove 1c is provided with a limiting guide rod 1-2 extending along the sliding direction of the protective cabin door 3; the outer side surface of the two protective cabin doors 3 is respectively provided with a guide block 3-1, and the guide blocks 3-1 of the two protective cabin doors 3 are respectively slidably connected with the two guide grooves 1c along the sliding direction of the protective cabin door 3; the two power springs 4 are respectively installed in the two guide grooves 1c, and one end of the power spring 4 is sleeved outside the limiting guide rod 1-2 and abuts against the end wall of the guide groove 1c, and the other end of the power spring 4 abuts against the outer side surface of the guide block 3-1. Therefore, the power spring 4 can provide power for the movement of the protective cabin door 3, so that the two protective cabin doors 3 move towards each other.

[0059] Embodiment two

[0060] On the basis of the above-mentioned embodiment one, the embodiment two further adopts the following preferred implementation manner:

[0061] Reference Figure 3 , the building reflective thermal insulation coating performance on-site detection device further comprises a monitoring camera 5 and a linkage mechanism;

[0062] The front end of the unmanned aerial vehicle 1 is provided with a dustproof concave cavity 1d, and the monitoring camera 5 is connected with the sensor mounting plate 2-3 through the linkage mechanism, so that when the detection assembly 2 is rotated to the working position, the monitoring camera 5 is driven to the monitoring working position by the linkage mechanism, and when the detection assembly 2 is rotated to the storage position, the monitoring camera 5 is driven to the dustproof position in the dustproof concave cavity 1d by the linkage mechanism.

[0063] Therefore, the utility model discloses a linkage mechanism can drive monitoring camera 5 to monitoring working position to realize monitoring effect when working, and can drive monitoring camera 5 to dustproof position in dustproof concave cavity 1d when detection assembly 2 is stored in accommodating cavity 1b, realize the shielding dustproof protection of monitoring camera 5.

[0064] And when working, the sensor mounting plate 2-3 of the detection assembly 2 is clamped and fixed by the two protective cabin doors 3 under the elastic force of the elastic reset mechanism, which can also fix the linkage mechanism and ensure that the monitoring camera 5 remains fixed.

[0065] The above is the basic implementation manner of the embodiment two, which can be further optimized, improved and limited on the basis of the basic implementation manner:

[0066] Preferably, reference Figure 2 , Figure 3 , Figure 6 and Figure 7The linkage mechanism comprises a first transmission gear 6, a toothed plate 7, a second transmission gear 8 and a camera mounting plate 9;

[0067] The detection component mounting end face 1a of the unmanned aerial vehicle 1 is further provided with a second rotating shaft 1-3, a third rotating shaft 1-4 and a fourth rotating shaft 1-5; the second end portion of the sensor mounting plate 2-3 is provided with a first partial tooth gear 2-3-1 which is engaged with the first transmission gear 6 mounted on the second rotating shaft 1-3; the two back end faces of the toothed plate 7 are provided with teeth extending in the same straight line, one side end face of the toothed plate 7 is engaged with the first transmission gear 6, and the other side end face of the toothed plate 7 is engaged with the second transmission gear 8 mounted on the third rotating shaft 1-4; the first end portion of the camera mounting plate 9 is rotatably connected with the fourth rotating shaft 1-5 and is provided with a second partial tooth gear 9-1 which is engaged with the second transmission gear 8, and the monitoring camera 5 is mounted on the second end portion of the camera mounting plate 9.

[0068] Preferably, the first partial tooth gear 2-3-1 is a quarter gear, and the second partial tooth gear 9-1 is a twelfth gear, so that when the first partial tooth gear 2-3-1 rotates by ninety degrees with the sensor mounting plate 2-3, the toothed plate 7 moves linearly along the extension of the teeth thereof by the first transmission gear 6, and the camera mounting plate 9 rotates by the second transmission gear 8 and the second partial tooth gear 9-1 engaged therewith, so as to realize the deflection of the monitoring camera 5 by thirty degrees with the camera mounting plate 9.

[0069] Preferably, the first partial tooth gear 2-3-1 is a quarter gear, and the second partial tooth gear 9-1 is a twelfth gear, so that when the first partial tooth gear 2-3-1 rotates by ninety degrees with the sensor mounting plate 2-3, the toothed plate 7 moves linearly along the extension of the teeth thereof by the first transmission gear 6, and the camera mounting plate 9 rotates by the second transmission gear 8 and the second partial tooth gear 9-1 engaged therewith, so as to realize the deflection of the monitoring camera 5 by thirty degrees with the camera mounting plate 9. Figure 8 Preferably, the side face of the toothed plate 7 is provided with a toothed plate limiting block 7-1; the detection component mounting end face 1a of the unmanned aerial vehicle 1 is provided with a toothed plate guide groove 1e and a toothed plate limiting groove 1f, the toothed plate 7 is slidably matched with the toothed plate guide groove 1e along the straight line extension direction, and the toothed plate limiting block 7-1 is slidably matched with the toothed plate limiting groove 1f along the straight line extension direction. Thus, the movement direction of the toothed plate 7 is guided by the toothed plate guide groove 1e, and the movement of the toothed plate 7 along the straight line extension direction is limited by the toothed plate limiting groove 1f.

[0070] Embodiment Three

[0071] On the basis of the above-mentioned embodiment one or embodiment two, the embodiment three further adopts the following preferred implementation manner:

[0072] Preferably, the first partial tooth gear 2-3-1 is a quarter gear, and the second partial tooth gear 9-1 is a twelfth gear, so that when the first partial tooth gear 2-3-1 rotates by ninety degrees with the sensor mounting plate 2-3, the toothed plate 7 moves linearly along the extension of the teeth thereof by the first transmission gear 6, and the camera mounting plate 9 rotates by the second transmission gear 8 and the second partial tooth gear 9-1 engaged therewith, so as to realize the deflection of the monitoring camera 5 by thirty degrees with the camera mounting plate 9. Figure 1 Figure 9 Preferably, the side face of the toothed plate 7 is provided with a toothed plate limiting block 7-1; the detection component mounting end face 1a of the unmanned aerial vehicle 1 is provided with a toothed plate guide groove 1e and a toothed plate limiting groove 1f, the toothed plate 7 is slidably matched with the toothed plate guide groove 1e along the straight line extension direction, and the toothed plate limiting block 7-1 is slidably matched with the toothed plate limiting groove 1f along the straight line extension direction. Thus, the movement direction of the toothed plate 7 is guided by the toothed plate guide groove 1e, and the movement of the toothed plate 7 along the straight line extension direction is limited by the toothed plate limiting groove 1f.

[0073] ​The landing buffer assembly comprises a buffer block 12, a first magnet 13 and a second magnet 14; the top surface of the buffer block 12 is provided with a guide blind hole 12a, the inside of the buffer block 12 is provided with a limiting cavity 12b connected with the guide blind hole 12a, the bottom of the support column 11 is in sliding fit with the guide blind hole 12a in the up-down direction, and the annular limiting boss 11-1 is in sliding fit with the limiting cavity 12b in the up-down direction; the first magnet 13 and the second magnet 14 are respectively fixed on the bottom surface of the guide blind hole 12a and the bottom surface of the support column 11, and the first magnet 13 and the second magnet 14 are arranged in the opposite up-down direction and in the opposite polarity.

[0074] Therefore, when the unmanned aerial vehicle 1 lands, the support column 11 and the buffer block 12 are subjected to impact force, and the buffer block 12 stops due to contacting the ground, the support column 11 continues to descend and is subjected to repulsive force between the first magnet 13 and the second magnet 14, so as to buffer the descending impact force of the support column 11, until the support column 11 also stops descending and slowly resets under the repulsive force between the first magnet 13 and the second magnet 14, thereby greatly reducing the vibration feeling generated by the landing of the unmanned aerial vehicle 1 and improving the service life.

[0075] The above is the basic implementation mode of the third embodiment, and further optimization, improvement and limitation can be made on the basis of the basic implementation mode.

[0076] Preferably, the bottom surface of the limiting cavity 12b is provided with a protective cotton 15, so that the annular limiting boss 11-1 contacts the protective cotton 15 when moving downward during the landing of the unmanned aerial vehicle 1, thereby buffering and preventing the annular limiting boss 11-1 from being broken due to excessive downward force.

[0077] Preferably, the landing buffer assembly further comprises a rubber sleeve 16 arranged on the bottom surface of the buffer block 12, so as to protect the bottom of the buffer block 12 by the rubber sleeve 16 and prevent long-term landing wear.

[0078] The utility model is not limited to the above specific implementation mode, according to the above content, according to the ordinary technical knowledge and usual means in the art, under the premise of not departing from the above basic technical thought of the utility model, the utility model can also make other various forms of equivalent modification, replacement or change, all fall in the protection scope of the utility model.

Claims

1. A device for on-site testing of the performance of a reflective thermal barrier coating for buildings, comprising: The unmanned aerial vehicle (1) and the detection assembly (2) for on-site detection of building exterior wall paint, the detection assembly (2) comprises a first solar radiation sensor (2-1), a second solar radiation sensor (2-2) and a sensor mounting plate (2-3), the sensor mounting plate (2-3) is mounted on the unmanned aerial vehicle (1), and the first solar radiation sensor (2-1) and the second solar radiation sensor (2-2) are respectively mounted on the front end face and the rear end face of the first end portion of the sensor mounting plate (2-3); It is characterized by: The detection assembly mounting end face (1a) of the unmanned aerial vehicle (1) is provided with a containing cavity (1b) and a first rotating shaft (1-1); the second end portion of the sensor mounting plate (2-3) is rotatably connected with the first rotating shaft (1-1), so that the detection assembly (2) can rotate around the first rotating shaft (1-1) between the storage position and the working position, and the detection assembly (2) can be completely stored in the containing cavity (1b) when rotated to the storage position; The building reflective thermal insulation coating performance on-site detection device further comprises two protective cabin doors (3) and a elastic reset mechanism; the two protective cabin doors (3) are respectively connected with the unmanned aerial vehicle (1) in a sliding manner; and when the detection assembly (2) is rotated to the storage position, the two protective cabin doors (3) can be closed and shield the opening of the containing cavity (1b) under the elastic force of the elastic reset mechanism; when the detection assembly (2) is rotated to the working position, the two protective cabin doors (3) can clamp and fix the sensor mounting plate (2-3) under the elastic force of the elastic reset mechanism.

2. The device for detecting the performance of the reflective thermal insulation coating for buildings according to claim 1, characterized in that: The elastic reset mechanism comprises two power springs (4); the two ends of the containing cavity (1b) in the sliding direction of the protective cabin door (3) are respectively connected with a guide groove (1c), and the guide groove (1c) is provided with a limiting guide rod (1-2) extending in the sliding direction of the protective cabin door (3); the outer side face of each of the two protective cabin doors (3) is provided with a guide block (3-1), and the guide blocks (3-1) of the two protective cabin doors (3) are respectively connected with the two guide grooves (1c) in a sliding manner in the sliding direction of the protective cabin door (3); the two power springs (4) are respectively mounted in the two guide grooves (1c), and one end of each power spring (4) is sleeved on the limiting guide rod (1-2) and abuts against the inner wall of the end portion of the guide groove (1c), and the other end of each power spring (4) abuts against the outer side face of the guide block (3-1).

3. The apparatus for detecting the performance of the reflective thermal insulation coating for buildings according to claim 1 or 2, characterized in that: The building reflective thermal insulation coating performance on-site detection device further comprises a monitoring camera (5) and a linkage mechanism; The front end portion of the unmanned aerial vehicle (1) is provided with a dustproof recess (1d), and the monitoring camera (5) is connected with the sensor mounting plate (2-3) through the linkage mechanism, so that: when the detection assembly (2) is rotated to the working position, the monitoring camera (5) is driven to the monitoring working position by the linkage mechanism, and when the detection assembly (2) is rotated to the storage position, the monitoring camera (5) is driven to the dustproof position in the dustproof recess (1d) by the linkage mechanism.

4. The apparatus for detecting the performance of the reflective thermal insulation coating for buildings according to claim 3, characterized in that: The linkage mechanism comprises a first transmission gear (6), a toothed plate (7), a second transmission gear (8) and a camera mounting plate (9). The detection component mounting end face (1a) of the unmanned aerial vehicle (1) is further provided with a second rotating shaft (1-3), a third rotating shaft (1-4) and a fourth rotating shaft (1-5); a first partial tooth gear (2-3-1) is arranged on the second end portion of the sensor mounting plate (2-3), and the first partial tooth gear (2-3-1) is engaged with a first transmission gear (6) arranged on the second rotating shaft (1-3); the two back end faces of the toothed plate (7) are provided with teeth extending in the same straight line, one side end face of the toothed plate (7) is engaged with the first transmission gear (6), and the other side end face of the toothed plate (7) is engaged with a second transmission gear (8) arranged on the third rotating shaft (1-4); a first end portion of a camera mounting plate (9) is rotatably connected with the fourth rotating shaft (1-5) and is provided with a second partial tooth gear (9-1), and the second partial tooth gear (9-1) is engaged with the second transmission gear (8); and the monitoring camera (5) is arranged on a second end portion of the camera mounting plate (9).

5. The apparatus for detecting the performance of the reflective thermal insulation coating for buildings according to claim 4, characterized in that: The side face of the toothed plate (7) is provided with a toothed plate limiting block (7-1); the detection component mounting end face (1a) of the unmanned aerial vehicle (1) is provided with a toothed plate guide groove (1e) and a toothed plate limiting groove (1f), the toothed plate (7) is slidably connected with the toothed plate guide groove (1e) along the straight line direction, and the toothed plate limiting block (7-1) is slidably connected with the toothed plate limiting groove (1f) along the straight line direction.

6. The apparatus for detecting the performance of a reflective thermal insulation coating for buildings according to claim 1 or 2, wherein: The unmanned aerial vehicle (1) is connected with a plurality of support columns (11) through a support (10), and a landing buffer assembly is arranged at the bottom of each support column (11); wherein the side face bottom of the support column (11) is provided with an annular limiting boss (11-1). The landing buffer assembly comprises a buffer block (12), a first magnet (13) and a second magnet (14); the top face of the buffer block (12) is provided with a guide blind hole (12a), the inside of the buffer block (12) is provided with a limiting cavity (12b) connected with the guide blind hole (12a), the bottom of the support column (11) is slidably connected with the guide blind hole (12a) along the up-down direction, and the annular limiting boss (11-1) is slidably connected with the limiting cavity (12b) along the up-down direction; the first magnet (13) and the second magnet (14) are respectively fixed on the bottom face of the guide blind hole (12a) and the bottom face of the support column (11), and the first magnet (13) and the second magnet (14) are arranged in the opposite up-down direction and opposite polarity.

7. The apparatus for on-site testing of the performance of a reflective thermal coating for buildings according to claim 6, characterized in that: The bottom face of the limiting cavity (12b) is provided with a protective cotton (15).

8. The apparatus for on-site testing of the performance of a reflective thermal coating for buildings according to claim 6, characterized in that: The landing buffer assembly further comprises a rubber sleeve (16) arranged on the bottom face of the buffer block (12).

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