A head-up display testing device

Abstract

The application discloses a head-up display testing device and relates to the technical field of head-up display testing.The head-up display testing device comprises an angle adjusting assembly, a device fixing assembly detachably connected with the angle adjusting assembly, a front windshield supporting assembly detachably connected with the device fixing assembly and a head-up display fixing assembly; the head-up display fixing assembly is located between the device fixing assembly and the front windshield supporting assembly; one end of the device fixing assembly rotates around the angle adjusting assembly, and the opposite end is connected with the angle adjusting assembly, so that the included angle between the device fixing assembly and the angle adjusting assembly is adjusted.The head-up display testing device provided by the application is stable in structure, convenient to operate and convenient to store and carry.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of head-up display testing, in particular to a head-up display testing device. BACKGROUND

[0002] Head-up display, short for HUD, is a centering on the driver, blind operation, multifunctional instrument panel. The head-up display projects the speed, navigation and other important driving information onto the windshield in front of the driver, so that the driver always maintains an upright posture, avoiding the safety hazards caused by looking down at the instrument, navigation or other driving assistance devices, and also relieving the eye fatigue caused by alternating observation of different distances of the information of the scene inside and outside the vehicle.

[0003] The HUD needs to be tested for performance before going online. The existing method is to use a HUD testing device to fix the HUD and an inclined glass at the same time, the HUD is located below the glass, the glass is projected, and then the projection image is obtained by using a camera, and the performance parameters of the HUD can be obtained by analyzing the image. During the test, the overall angle of the HUD and the glass is changed to test the light data and effect under different angles of sunlight.

[0004] However, the existing HUD testing device is a whole design and cannot be disassembled and folded, and the large size makes it inconvenient to pack, transport and move. Moreover, the existing HUD testing device does not have a dedicated angle adjusting component, and needs to rely on other tools to adjust the angle, which is unstable in structure and inconvenient to operate. SUMMARY

[0005] The purpose of the present application is to provide a head-up display testing device which can be disassembled into independent components and has a dedicated angle adjusting component, and is stable in structure, convenient to operate and easy to store and move.

[0006] The embodiment of the present application is implemented as follows:

[0007] A head-up display testing device, comprising an angle adjusting component, a device fixing component detachably connected with the angle adjusting component, a front windshield support component detachably connected with the device fixing component, and a head-up display fixing component; the head-up display fixing component is located between the device fixing component and the front windshield support component, one end of the device fixing component rotates around the angle adjusting component, and the opposite end is connected with the angle adjusting component, so as to adjust the included angle between the device fixing component and the angle adjusting component.

[0008] Optionally, the angle adjusting assembly comprises a first bottom plate, the first bottom plate is provided with a limiting block and an adjusting support rod, the adjusting support rod is rotationally connected with the first bottom plate; the device fixing assembly comprises a second bottom plate, the front windshield support assembly and the head-up display fixing assembly are located on the second bottom plate, an edge of the second bottom plate is provided with an adjusting support seat, one end of the second bottom plate abuts against the limiting block and rotates around the limiting block, the other end of the second bottom plate opposite to the one end is connected with the adjusting support rod through the adjusting support seat.

[0009] Optionally, the adjusting support rod is provided with a plurality of uniformly distributed sockets, the side of the adjusting support seat facing the adjusting support rod is provided with a connecting groove, the adjusting support rod is located in the connecting groove, the two opposite side walls of the connecting groove are respectively provided with a through hole and a first threaded hole, an adjusting bolt is threadedly connected with the first threaded hole through the through hole and the socket to fix the adjusting support seat on the adjusting support rod.

[0010] Optionally, the front windshield support assembly comprises a front windshield fixing support, the front windshield fixing support is provided with a support shaft, the socket extends to the edge of the adjusting support rod, and the support shaft is clamped with the socket on the adjusting support rod.

[0011] Optionally, the front windshield support assembly comprises a front windshield fixing support and a first support frame rotationally connected with the front windshield fixing support, the first support frame is detachably connected with the second bottom plate; the device fixing assembly further comprises a second support frame rotationally connected with the second bottom plate, the second support frame is detachably connected with the front windshield fixing support, and the length of the first support frame is less than the length of the second support frame.

[0012] Optionally, the head-up display fixing assembly comprises a U-shaped head-up display fixing support, the two opposite side walls of the head-up display fixing support are respectively provided with a fixing clamp for clamping the head-up display, the second bottom plate is provided with a second threaded hole, the head-up display fixing support is provided with a hand screw bolt, and the hand screw bolt is screwed into the second threaded hole to fix the head-up display fixing support on the second bottom plate.

[0013] Optionally, the second bottom plate is further provided with a positioning block between the adjusting support seat and the second threaded hole, the positioning block abuts against the edge of the head-up display fixing support to position the head-up display fixing support.

[0014] Optionally, the adjusting support seat comprises two, and the two adjusting support seats are respectively located at the two opposite edges of the second bottom plate.

[0015] Optionally, the first fixing block is located on the first inclined rod of the front windshield fixed support, and the second fixing block is located on the second inclined rod of the front windshield fixed support.

[0016] Optionally, the first support frame and the second support frame each include two, and the two first support frames and the two second support frames are respectively located on two sides of the angle adjusting assembly.

[0017] The beneficial effects of the embodiment of the present application include:

[0018] The head-up display testing device provided by the present application comprises an angle adjusting assembly, a device fixing assembly detachably connected with the angle adjusting assembly, a front windshield supporting assembly detachably connected with the device fixing assembly, and a head-up display fixing assembly; the head-up display fixing assembly is located between the device fixing assembly and the front windshield supporting assembly, one end of the device fixing assembly is rotatable around the angle adjusting assembly, and the opposite end is connected with the angle adjusting assembly to adjust the included angle between the device fixing assembly and the angle adjusting assembly. The head-up display testing device comprises four assemblies, i.e., the angle adjusting assembly, the device fixing assembly, the front windshield supporting assembly, and the head-up display fixing assembly, which can be separated and folded into a suitcase, thereby facilitating transportation and carrying and protecting the head-up display testing device and the head-up display from being damaged. Meanwhile, the modular design can realize the universality of different models of products on the premise of reducing the cost. In addition, the head-up display testing device has a special angle adjusting assembly, which can adjust the overall angle of the front windshield and the head-up display without the aid of other tools, and has a stable structure and is convenient to operate. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0020] Figure 1 The structure schematic diagram of the head-up display testing device provided by the present application is shown in the figure.

[0021] Figure 2 The structure schematic diagram of the angle adjusting assembly in the head-up display testing device provided by the present application is shown in the figure.

[0022] Figure 3Structure diagram of device fixing assembly in head-up display testing device provided by the embodiment of the present application

[0023] Figure 4 Structure diagram of front windshield support assembly in head-up display testing device provided by the embodiment of the present application

[0024] Figure 5 Structure diagram of head-up display fixing assembly in head-up display testing device provided by the embodiment of the present application

[0025] Figure: 100-head-up display testing device; 110-angle adjusting assembly; 111-first bottom plate; 112-limiting block; 113-adjusting support rod; 1131-bayonet; 120-device fixing assembly; 121-second bottom plate; 1211-second threaded hole; 122-adjusting support seat; 1221-connection groove; 1222-adjusting bolt; 123-second support frame; 124-positioning block; 125-handle; 130-front windshield support assembly; 131-front windshield fixing support; 1311-first inclined rod; 1312-second inclined rod; 132-support shaft; 133-first support frame; 134-first fixing block; 135-second fixing block; 140-head-up display fixing assembly; 141-head-up display fixing support; 142-fixing clamp; 143-hand screw bolt; 144-groove. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present application without creative labor are within the scope of protection of the present application.

[0028] It should be noted that: similar numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0029] In the description of the present application, it should be noted that the terms "center", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the present application is used, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" and the like are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0030] In addition, the terms "horizontal", "vertical" and the like do not mean that the components must be absolutely horizontal or vertical, but can be slightly inclined. For example, "horizontal" only means that it is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0031] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between the two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] Please refer to Figures 1 to 5 The embodiment provides a head-up display testing device 100, which comprises an angle adjusting assembly 110, a device fixing assembly 120 detachably connected with the angle adjusting assembly 110, a front windshield supporting assembly 130 and a head-up display fixing assembly 140; the head-up display fixing assembly 140 is located between the device fixing assembly 120 and the front windshield supporting assembly 130, one end of the device fixing assembly 120 rotates around the angle adjusting assembly 110, and the opposite end is connected with the angle adjusting assembly 110, so as to adjust the included angle between the device fixing assembly 120 and the angle adjusting assembly 110.

[0033] The head-up display testing device 100 provided by the embodiment comprises four assemblies, i.e. the angle adjusting assembly 110, the device fixing assembly 120, the front windshield supporting assembly 130 and the head-up display fixing assembly 140, and the four assemblies are detachably connected. In use, the four assemblies are assembled into the head-up display testing device 100; after testing is completed, the head-up display testing device 100 is again disassembled into the four assemblies, each assembly is independently stored and carried after being folded, so that the head-up display testing device 100 and the head-up display can be protected from being damaged or broken while being conveniently transported and carried.

[0034] Specifically, the device fixing assembly 120 is detachably connected with the angle adjusting assembly 110, the angle adjusting assembly 110 serves as a support of the device fixing assembly 120, and can be placed on the ground or the surface of other objects; the device fixing assembly 120 has opposite first and second ends, the first end of the device fixing assembly 120 can rotate around the angle adjusting assembly 110 to adjust the included angle between the device fixing assembly 120 and the angle adjusting assembly 110; the second end of the device fixing assembly 120 can be fixedly connected with the angle adjusting assembly 110, so that the device fixing assembly 120 can remain unchanged in position after being adjusted to a preset angle. The upper surface of the device fixing assembly 120 is detachably connected with the front windshield supporting assembly 130 and the head-up display fixing assembly 140, the front windshield supporting assembly 130 is used for fixing the front windshield, and the head-up display fixing assembly 140 is used for fixing the head-up display; the head-up display fixing assembly 140 is located below the front windshield supporting assembly 130, so that the head-up display can project on the front windshield. By rotating the device fixing assembly 120 around the angle adjusting assembly 110, the overall angle of the front windshield and the head-up display can be adjusted, and then the illumination data and effects of the head-up display under illumination at different angles can be obtained.

[0035] It should be noted that, first, in the embodiment, the structures of the angle adjusting assembly 110, the device fixing assembly 120, the front windshield supporting assembly 130 and the head-up display fixing assembly 140 are not limited, as long as they can realize their respective functions. It should be understood that the front windshield supporting assembly 130 and the head-up display fixing assembly 140 should be able to make the relative position between the front windshield and the head-up display consistent with the relative position when installed in the vehicle.

[0036] Second, in the embodiment, the way of detachable connection between the assemblies is not limited, as long as it can facilitate the connection and disconnection between the assemblies. For example, the assemblies can be connected by bolts, or connected by bolts cooperating with nuts.

[0037] Third, in the embodiment, the way of rotating the device fixing assembly 120 around the angle adjusting assembly 110 is not limited, for example, the angle adjusting assembly 110 has a right-angle corner, the device fixing assembly 120 abuts against the corner and rotates in the corner; or the device fixing assembly 120 is rotationally connected with the angle adjusting assembly 110 by bolts to realize rotation.

[0038] The head-up display testing device 100 includes four components, i.e., the angle adjusting component 110, the device fixing component 120, the front windshield support component 130 and the head-up display fixing component 140, which can be separated and folded into a suitcase, so as to facilitate transportation and carrying and protect the head-up display testing device 100 and the head-up display from being damaged. Meanwhile, the modular design can realize the universality of different models of products under the premise of reducing the cost. In addition, the head-up display testing device 100 has the dedicated angle adjusting component 110, which can adjust the overall angle of the front windshield and the head-up display without the aid of other tools, and has a stable structure and is convenient to operate.

[0039] Please refer to Figures 1 to 3 Optionally, in an implementable manner of the embodiment of the present application, the angle adjusting component 110 includes a first bottom plate 111, the first bottom plate 111 is provided with a limiting block 112 and an adjusting support rod 113, the adjusting support rod 113 is rotationally connected with the first bottom plate 111; the device fixing component 120 includes a second bottom plate 121, the front windshield support component 130 and the head-up display fixing component 140 are located on the second bottom plate 121, the edge of the second bottom plate 121 is provided with an adjusting support seat 122, one end of the second bottom plate 121 abuts against the limiting block 112 and rotates around the limiting block 112, and the other end of the second bottom plate 121 is connected with the adjusting support rod 113 through the adjusting support seat 122.

[0040] The upper surface of the first bottom plate 111 has opposite first and second ends, the first end of the first bottom plate 111 is provided with the limiting block 112, and the second end is provided with the adjusting support rod 113, the side surface of the limiting block 112 and the upper surface of the first bottom plate 111 form a corner, and the end of the second bottom plate 121 of the device fixing component 120 abuts against the corner and rotates in the corner. One end of the adjusting support rod 113 rotates around the first bottom plate 111, and the other end abuts against the adjusting support seat 122 of the second bottom plate 121, by fixing the adjusting support seat 122 at different positions of the adjusting support rod 113, different included angles between the first bottom plate 111 and the second bottom plate 121 can be obtained; the front windshield support component 130 and the head-up display fixing component 140 are fixed on the second bottom plate 121 and rotate with the second bottom plate 121 to realize the switching of different angles of the front windshield and the head-up display. The angle adjusting component 110 realizes the angle adjusting function of the head-up display testing device 100 in a low-cost and easy-to-use manner, and has a light weight and a small volume, so as to facilitate outdoor operation and movement.

[0041] For example, the first bottom plate 111 is T-shaped, including a horizontal plate and a vertical plate perpendicular to each other, the end of the vertical plate is connected to the middle of the horizontal plate, the limiting block 112 includes two, both of which are located on the horizontal plate and symmetrically distributed relative to the straight line where the vertical plate is located, and the adjusting support rod 113 is rotationally arranged at the end of the vertical plate away from the horizontal plate. In this way, the weight of the angle adjusting assembly 110 can be further reduced, and the stability of the head-up display testing device 100 can be ensured.

[0042] Optionally, in an implementable manner of an embodiment of the present application, the adjusting support seat 122 includes two, and both are located at opposite edges of the second bottom plate 121.

[0043] The head-up display fixing assembly 140 is installed at a fixed position of the second bottom plate 121, and the two adjusting support seats 122 are located at the first end and the second end of the second bottom plate 121, respectively, the first end is close to the head-up display fixing assembly 140, and the second end is away from the head-up display fixing assembly 140. When the adjusting support seat 122 located at the first end slides along the adjusting support rod 113 and is fixed, the positive angle adjustment of the front windshield and the head-up display can be realized; when the adjusting support seat 122 located at the second end slides along the adjusting support rod 113 and is fixed, the negative angle adjustment of the front windshield and the head-up display can be realized. The first bottom plate 111 and the second bottom plate 121 can achieve the adjustment range of positive and negative angles through the cooperation of the adjusting support rod 113 and the two adjusting support seats 122.

[0044] Optionally, in an implementable manner of an embodiment of the present application, a plurality of uniformly distributed sockets 1131 are arranged on the adjusting support rod 113, the side of the adjusting support seat 122 facing the adjusting support rod 113 is provided with a connecting groove 1221, the adjusting support rod 113 is located in the connecting groove 1221, the opposite two side walls of the connecting groove 1221 are respectively provided with a through hole and a first threaded hole, and the adjusting bolt 1222 is threadedly connected with the first threaded hole through the through hole and the socket 1131 to fix the adjusting support seat 122 on the adjusting support rod 113.

[0045] The plurality of sockets 1131 are uniformly distributed along the length direction of the adjusting support rod 113, and the adjusting support seat 122 is fixed in different sockets 1131 through the adjusting bolt 1222 to realize the switching of different angles of the front windshield and the head-up display. During adjustment, the adjusting support seat 122 slides on the adjusting support rod 113 through the connecting groove 1221, and when the desired angle is adjusted, the adjusting bolt 1222 is used to sequentially pass through the through hole and the socket 1131 at the corresponding position outside the adjusting support seat 122, and then is screwed into the first threaded hole in the side wall of the connecting groove 1221 to fix the second bottom plate 121.

[0046] It should be understood that the distance between the two adjacent sockets 1131 determines the accuracy of the angle adjustment. In actual application, the position of the first socket 1131 and the distance between the two adjacent sockets 1131 can be determined through experiments.

[0047] Please refer to Figure 1 and Figure 4 Optionally, in an implementable manner of an embodiment of the present application, the front windshield support assembly 130 comprises a front windshield fixing support 131, and the front windshield fixing support 131 is provided with a support shaft 132, the socket 1131 extends to the edge of the adjusting support rod 113, and the support shaft 132 is connected with the socket 1131 on the adjusting support rod 113.

[0048] The front windshield is fixed on the front windshield fixing support 131, the front windshield fixing support 131 is provided with the support shaft 132 towards the edge of the adjusting support rod 113, the support shaft 132 is matched with the socket 1131 on the adjusting support rod 113, and the support shaft 132 can be clamped into the socket 1131, so as to further improve the stability of the head-up display testing device 100. It should be understood that when the second bottom plate 121 is at different angles, the support shaft 132 and the adjusting support seat 122 should be able to be connected with different sockets 1131 on the adjusting support rod 113 at the same time.

[0049] Please refer to Figure 1 , Figure 3 and Figure 4 Optionally, in an implementable manner of an embodiment of the present application, the front windshield support assembly 130 comprises a front windshield fixing support 131 and a first support frame 133 rotatably connected with the front windshield fixing support 131, and the first support frame 133 is detachably connected with the second bottom plate 121; the device fixing assembly 120 further comprises a second support frame 123 rotatably connected with the second bottom plate 121, the second support frame 123 is detachably connected with the front windshield fixing support 131, and the length of the first support frame 133 is less than the length of the second support frame 123.

[0050] The front windshield fixed support 131 is fixedly connected with the second bottom plate 121 through the first support 133 and the second support 123, wherein the first support 133 is located on the front windshield fixed support 131 and is rotationally connected with the front windshield fixed support 131, and the second support 123 is located on the second bottom plate 121 and is rotationally connected with the second bottom plate 121. When disassembled, the first support 133 follows the front windshield fixed support 131, and the volume of the front windshield support assembly 130 can be reduced by folding the first support 133; the second support 123 follows the second bottom plate 121, and the volume of the device fixing assembly 120 can be reduced by folding the second support 123, so as to facilitate storage and transportation. The length of the first support 133 is less than the length of the second support 123, so that the front windshield fixed support 131 is in an inclined state, and the front windshield fixed thereon also has a certain inclination relative to the second bottom plate 121, so as to simulate the inclined state of the front windshield in the actual vehicle.

[0051] Optionally, in an implementable manner of an embodiment of the present application, the first support 133 and the second support 123 each include two, and the two first supports 133 and the two second supports 123 are respectively located on the two sides of the angle adjusting assembly 110, so as to improve the stability of the head-up display testing device 100.

[0052] Optionally, in an implementable manner of an embodiment of the present application, the second bottom plate 121 is provided with a handle 125, so as to facilitate the carrying of the device fixing assembly 120.

[0053] Please refer to Figure 1 and Figure 4 Optionally, in an implementable manner of an embodiment of the present application, the front windshield fixed support 131 is provided with a first fixed block 134 and a second fixed block 135 away from the surface of the second bottom plate 121, the first fixed block 134 is located on the first inclined rod 1311 of the front windshield fixed support 131, the second fixed block 135 is located on the second inclined rod 1312 of the front windshield fixed support 131, the first inclined rod 1311 and the second inclined rod 1312 are oppositely arranged, the adjusting support rod 113 is located between the first inclined rod 1311 and the second inclined rod 1312, and the first fixed block 134 is higher than the second fixed block 135.

[0054] The front windshield is fixed on the first fixed block 134 and the second fixed block 135, and because the first fixed block 134 is higher than the second fixed block 135, the front windshield is inclined along a first direction (A direction in Figure 1 , and at the same time, the first support 133 is lower than the second support 123, so that the front windshield is inclined along a second direction (B direction in Figure 1 ).

[0055] It should be noted that the structure of the first fixing block 134 and the second fixing block 135 is not limited in the embodiment, as long as the front windshield can be fixed.

[0056] Please refer to Figure 1 , Figure 3 and Figure 5 Optionally, in an implementable manner of the embodiment of the present application, the head-up display fixing assembly 140 comprises a U-shaped head-up display fixing bracket 141, and the opposite two side walls of the head-up display fixing bracket 141 are respectively provided with a fixing clamp 142 for clamping the head-up display. The second bottom plate 121 is provided with a second threaded hole 1211, and the head-up display fixing bracket 141 is provided with a hand screw bolt 143 which is screwed into the second threaded hole 1211 to fix the head-up display fixing bracket 141 on the second bottom plate 121.

[0057] The head-up display fixing bracket 141 comprises a horizontal rack and vertical racks located at both ends of the horizontal rack, and the two fixing clamps 142 are respectively arranged on the two vertical racks. During testing, the head-up display is clamped between the two vertical racks. The horizontal rack is provided with a hand screw bolt 143, and the installation of the head-up display fixing assembly 140 is realized by screwing the hand screw bolt 143 into the threaded hole on the second bottom plate 121, which is simple and fast.

[0058] It should be noted that the structure of the fixing clamp 142 is not limited in the embodiment, as long as it can clamp the head-up display.

[0059] Optionally, in an implementable manner of the embodiment of the present application, the second bottom plate 121 is further provided with a positioning block 124, and the positioning block 124 is located between the adjusting support seat 122 and the second threaded hole 1211. The positioning block 124 abuts against the edge of the head-up display fixing bracket 141 to position the head-up display fixing bracket 141.

[0060] The position of the second bottom plate 121 for fixing the head-up display fixing bracket 141 is provided with a positioning block 124, and correspondingly, the edge of the head-up display fixing bracket 141 is provided with a groove 144 which cooperates with the side surface of the positioning block 124. The contour shape of the groove 144 is the same as that of the positioning surface of the positioning block 124, and the size is equal. During installation, the groove 144 abuts against the positioning block 124 to realize the rapid positioning of the head-up display fixing bracket 141. It should be understood that when the positioning block 124 abuts against the edge of the head-up display fixing bracket 141, the hand screw bolt 143 should be aligned with the second threaded hole 1211.

[0061] The above merely provides the preferred embodiments of the present application, and is not used to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the principles and technical scope of the present application shall fall into the scope of the present application.

Claims

1. A head-up display testing device (100), characterized by The device fixing assembly (120) is detachably connected with the angle adjusting assembly (110), the front windshield supporting assembly (130) and the head-up display fixing assembly (140) are detachably connected with the device fixing assembly (120), and the head-up display fixing assembly (140) is located between the device fixing assembly (120) and the front windshield supporting assembly (130). One end of the device fixing assembly (120) is rotatable around the angle adjusting assembly (110), and the opposite end is connected with the angle adjusting assembly (110) to adjust the included angle between the device fixing assembly (120) and the angle adjusting assembly (110). The angle adjusting assembly (110) comprises a first bottom plate (111), the first bottom plate (111) is provided with a limiting block (112) and an adjusting support rod (113), and the adjusting support rod (113) is rotatably connected with the first bottom plate (111). The device fixing assembly (120) comprises a second bottom plate (121), the front windshield supporting assembly (130) and the head-up display fixing assembly (140) are located on the second bottom plate (121), the edge of the second bottom plate (121) is provided with an adjusting support seat (122), one end of the second bottom plate (121) abuts against the limiting block (112) and rotates around the limiting block (112), and the opposite end of the second bottom plate (121) is connected with the adjusting support rod (113) through the adjusting support seat (122). The front windshield supporting assembly (130) comprises a front windshield fixing support (131) and a first support frame (133) rotatably connected with the front windshield fixing support (131), the first support frame (133) is detachably connected with the second bottom plate (121). The device fixing assembly (120) further comprises a second support frame (123) rotatably connected with the second bottom plate (121), the second support frame (123) is detachably connected with the front windshield fixing support (131), and the length of the first support frame (133) is less than the length of the second support frame (123). The head-up display fixing assembly (140) comprises a U-shaped head-up display fixing support (141), the opposite two side walls of the head-up display fixing support (141) are respectively provided with a fixing clamp (142), and the fixing clamp (142) is used for clamping a head-up display.

2. The head-up display test device (100) according to claim 1, characterized in that, The adjusting support rod (113) is provided with a plurality of uniformly distributed sockets (1131), one side of the adjusting support base (122) towards the adjusting support rod (113) is provided with a connecting groove (1221), the adjusting support rod (113) is located in the connecting groove (1221), and opposite two side walls of the connecting groove (1221) are respectively provided with a through hole and a first threaded hole.

3. The head-up display test device (100) according to claim 2, characterized in that The front windshield support assembly (130) comprises a front windshield fixing support (131), the front windshield fixing support (131) is provided with a support shaft (132), the socket (1131) extends to the edge of the adjusting support rod (113), and the support shaft (132) is clamped with the socket (1131) on the adjusting support rod (113).

4. The head-up display test device (100) according to claim 1, characterized in that The second bottom plate (121) is provided with a second threaded hole (1211), the head-up display fixing support (141) is provided with a hand screw bolt (143), and the hand screw bolt (143) is screwed into the second threaded hole (1211) to fix the head-up display fixing support (141) on the second bottom plate (121).

5. The head-up display test device (100) according to claim 4, characterized in that The second bottom plate (121) is also provided with a positioning block (124), the positioning block (124) is located between the adjusting support base (122) and the second threaded hole (1211), and the positioning block (124) abuts against the edge of the head-up display fixing support (141) to position the head-up display fixing support (141).

6. The head-up display test device (100) according to claim 1, characterized in that The adjusting support base (122) comprises two, and the two adjusting support bases (122) are located at opposite two edges of the second bottom plate (121) respectively.

7. The head-up display test device (100) according to claim 1, characterized in that The front windshield fixing support (131) is provided with a first fixing block (134) and a second fixing block (135) away from the surface of the second bottom plate (121), the first fixing block (134) is located on the first inclined rod (1311) of the front windshield fixing support (131), the second fixing block (135) is located on the second inclined rod (1312) of the front windshield fixing support (131), the first inclined rod (1311) and the second inclined rod (1312) are oppositely arranged, the adjusting support rod (113) is located between the first inclined rod (1311) and the second inclined rod (1312), and the first fixing block (134) is higher than the second fixing block (135).

8. The head-up display test device (100) according to claim 1, characterized in that The first support frame (133) and the second support frame (123) each comprise two, and the two first support frames (133) and the two second support frames (123) are located at two sides of the angle adjusting assembly (110) respectively.

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