CN219533530U - Fixing clamp of head-up display - Google Patents

Abstract

The utility model relates to the technical field of head-up displays, in particular to a fixing clamp of a head-up display, which comprises a base, a supporting and guiding mechanism and a clamping mechanism, wherein the supporting and guiding mechanism and the clamping mechanism are arranged on the base, the supporting and guiding mechanism comprises a supporting part and a guiding part, and the guiding part and the supporting part jointly define an installation space of the head-up display; the clamping mechanism is arranged on the outer side of the supporting and guiding mechanism and is used for clamping and fixing the head-up display fixed in the installation space. According to the fixing clamp, the head-up display is specially supported and fixed according to the structural characteristics of the head-up display, and the real application environment of the head-up display can be simulated, so that the head-up display can meet the installation requirements of various test works.

Description

Fixing clamp of head-up display

Technical Field

The disclosure relates to the technical field of head-up displays, and in particular relates to a fixing clamp for a head-up display.

Background

The head-up display is abbreviated as HUD, and is called as head-up display system, which refers to a multifunctional instrument panel with a vehicle driver as a center and with blind operation. The method has the function of projecting important driving information such as speed per hour and navigation onto windshield glass in front of a driver, so that the driver can see the important driving information such as speed per hour and navigation without lowering the head and turning the head as much as possible.

In the process of production and research and development of the head-up display, performance test is required to be carried out on the head-up display to be delivered or marketed so as to ensure delivery quality of products, in a testing device of the head-up display, the head-up display is generally required to be fixed, and a special clamp is not specially arranged for the head-up display in a traditional testing device, so that certain difficulty is brought to testing work.

Disclosure of Invention

In order to solve the technical problems described above or at least partially solve the technical problems described above, the present disclosure provides a fixing clamp for a head-up display.

The utility model provides a fixing clamp of a head-up display, which comprises a base, a supporting and guiding mechanism and a clamping mechanism, wherein the supporting and guiding mechanism and the clamping mechanism are arranged on the base, the supporting and guiding mechanism comprises a supporting part and a guiding part, and the guiding part and the supporting part jointly define an installation space of the head-up display;

the clamping mechanism is arranged on the outer side of the supporting and guiding mechanism and is used for clamping and fixing the head-up display fixed in the installation space.

Optionally, the number of the supporting parts is at least two, one of the at least two supporting parts is arranged corresponding to a first straight line, the other one is arranged corresponding to a second straight line, and the two supporting parts are used for supporting the lower part of the head-up display, and the first straight line and the second straight line are arranged at intervals.

Optionally, the number of the supporting parts is two, and the two supporting parts are oppositely arranged and are respectively used for supporting the hanging lugs of the head-up display.

Optionally, the guiding part includes the guide post, every all be equipped with a plurality of on the upper surface of supporting part the guide post, a plurality of the guide post encloses first draw-in groove, first draw-in groove is used for the holding the hangers of new line display.

Optionally, the clamping mechanism includes first cylinder and rotatory pressure head, first cylinder sets up the outside of supporting part, rotatory pressure head is connected on the first cylinder, first cylinder drives rotatory pressure head is rotatory and reciprocates.

Optionally, an elastic pressing pad is arranged at the lower end of the rotary pressing head.

Optionally, the guide part further comprises a guide block, the upper end surface of the guide block is provided with a guide surface obliquely arranged towards the installation space, and the guide surface is used for supporting and guiding the bottom surface of the head-up display.

Optionally, the number of the guide blocks is at least two, and at least two the guide blocks are respectively arranged along a third straight line and a fourth straight line, the third straight line is parallel to the fourth straight line, the third straight line is perpendicular to the second straight line, the first straight line, the second straight line, the third straight line and the fourth straight line jointly enclose a rectangle, and the supporting portion and the guide blocks are respectively arranged on four sides of the rectangle.

Optionally, a quick-change structure is arranged on the base and is used for quickly disassembling and assembling the base and external equipment.

Optionally, the quick change structure includes locking knob, be equipped with locking handle and screw thread section on the locking knob, be equipped with the mounting hole on the base, locking knob passes behind the mounting hole through screw thread section cooperates with the screw hole on the external equipment, locking handle is used for with screw thread section with screw hole locking on the external equipment.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

according to the fixing clamp for the head-up display, the mounting space of the head-up display is limited on the base through the supporting and guiding mechanism, pre-mounting is provided for fixing the head-up display, and the clamping mechanism is arranged on the outer side of the supporting and guiding mechanism and clamps and fixes the head-up display fixed in the mounting space. According to the fixing clamp, the head-up display is specially supported and fixed according to the structural characteristics of the head-up display, and the real application environment of the head-up display can be simulated, so that the head-up display can meet the installation requirements of various test works.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments of the present disclosure or the solutions in the prior art, the drawings that are required for the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic diagram of a head-up display according to an embodiment of the disclosure;

FIG. 2 is a schematic diagram of a head-up display mounted on a fixture according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a fixing clamp of a head-up display according to an embodiment of the disclosure.

1A, a head-up display; 1B, an eyebox area; 1C, windshield; 1D, virtual image; 11A, hanging lugs; 1. a base; 2. a support guide mechanism; 3. a clamping mechanism; 4. a guide block; 5. an electrical connection; 101. a mounting plate; 102. a locking knob; 103. positioning holes; 201. a support part; 202. a guide post; 301. a first cylinder; 302. rotating the pressure head; 401. a guide surface.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, a further description of aspects of the present disclosure will be provided below. It should be noted that, without conflict, the embodiments of the present disclosure and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced otherwise than as described herein; it will be apparent that the embodiments in the specification are only some, but not all, embodiments of the disclosure.

As shown in fig. 1, the head-up display 1A may be mounted on a vehicle and emit image light that is reflected by a windshield 1C of the vehicle into an eye-box area 1B, and when the eyes of a user are located in the eye-box area 1B, a virtual image 1D formed by the image light emitted from the head-up display 1A can be seen. Because the virtual image 1D is located in front of the user, the user can see the required information without lowering his head, so as to reduce the time for lowering his head to look at the dashboard during the driving process of the user, and improve the driving safety.

The head-up display 1A needs to be inspected after production in order to ensure its quality. Such as imaging (e.g., brightness, contrast, distortion, etc.) and electrical performance, etc., of the heads-up display 1A by a detection device. The detection device comprises a bearing structure, a fixed clamp, a windshield reflection assembly, a camera assembly and the like.

Wherein the windshield reflective assembly is mounted on a load bearing structure that functions similarly to the windshield 1C on a vehicle for reflecting light from the heads-up display 1A toward the eyebox area 1B. To ensure accuracy of the test, it is preferable that the parameters of the windshield reflection assembly (e.g., curvature, reflectivity, etc.) are the same as or deviate from the parameters of the windshield 1C on the vehicle to within a certain range (which can be determined as desired, e.g., plus or minus 10%).

The fixing jig is movably disposed on the carrying structure for fixing the head-up display 1A and supplying power and/or data to the head-up display 1A. When the fixture positions the head-up display 1A to the test position, the relative relationship (e.g., position, distance, angle, etc.) of the head-up display 1A to the windshield reflective assembly is consistent with or within an allowable range (e.g., plus or minus 10%) of the relative relationship to the windshield 1C of the vehicle after it is mounted to the vehicle.

Thus, the head-up display 1A emits image light, the image light is reflected into the eye box area 1B by the windshield reflection assembly, the camera assembly can move into the eye box area 1B, images of virtual images 1D formed by the image light are shot at different positions in the eye box area 1B, and then imaging of the head-up display 1A can be detected according to the images to determine whether the requirements are met. In addition, the fixture may perform electrical performance testing on the head-up display 1A.

The structure, working process, etc. of the fixing clamp are described below with reference to the accompanying drawings:

as shown in fig. 2 and 3, the embodiment of the disclosure provides a fixing clamp for a head-up display, which includes a base 1, a support guiding mechanism 2 and a clamping mechanism 3, wherein the support guiding mechanism 2 and the clamping mechanism 3 are both disposed on the base 1, and the support guiding mechanism 2 includes a support portion 201 and a guiding portion, and the guiding portion and the support portion 201 together define an installation space of the head-up display 1A; the clamping mechanism 3 is disposed outside the support guide mechanism 2, and the clamping mechanism 3 is used for clamping and fixing the head-up display 1A fixed in the installation space. The mounting space of the head-up display 1A is limited on the base 1 through the supporting and guiding mechanism 2, pre-mounting is provided for fixing the head-up display 1A, and the clamping mechanism 3 is arranged on the outer side of the supporting and guiding mechanism 2 and clamps and fixes the head-up display 1A fixed in the mounting space. According to the fixing clamp, according to the structural characteristics of the head-up display 1A, the head-up display 1A is specially supported and fixed, and the real application environment of the head-up display 1A can be simulated, so that the head-up display 1A can meet the installation requirements of various test works.

Further, in some embodiments of the present disclosure, a quick-change structure is disposed on the base 1, and the quick-change structure is used for quickly assembling and disassembling the base 1 and an external device. Specifically, the quick-change structure comprises a locking knob 102, a locking handle and a thread section are arranged on the locking knob 102, a mounting hole is formed in the base 1, the locking knob 102 is matched with a threaded hole in external equipment through the thread section after penetrating through the mounting hole, and the locking handle is used for locking the thread section and the threaded hole in the external equipment. Specifically, the bottom of base 1 sets up outward extension department mounting panel 101 respectively relatively on both sides, and the bottom surface of mounting panel 101 and the bottom surface parallel and level of base 1 set up the mounting hole on the mounting panel 101, set up at least one mounting hole on every mounting panel 101, and the concrete quantity of mounting hole rationally sets up according to the size of mounting panel 101. In addition, the mounting plate 101 is further provided with a positioning hole 103 and a positioning pin matched with the positioning hole 103. One end of the locking knob 102 is provided with a locking handle, the other end of the locking knob is provided with a thread section, when the base 1 is installed on external equipment, the positioning hole 103 is aligned with the positioning hole 103 on the external equipment, a positioning pin penetrates through the positioning hole 103 on the mounting plate 101 and the positioning hole 103 of the external equipment, the position of the base 1 is fixed, then the locking knob 102 penetrates through the mounting hole, the thread section is inserted into a threaded hole of the external equipment after the locking knob 102 penetrates through the mounting hole, the locking handle is rotated, and the thread section continuously stretches into the threaded hole until the locking handle is tightly pressed on the mounting plate 101, and the locking fixation of the base 1 and the external equipment is realized. When the fixing clamp is detached, the fixing clamp can be detached from the external equipment only by reversely rotating the locking handle. By using the locking knob 102, the quick installation and removal of the fixing clamp and the external device can be realized by only rotating the locking handle without other tools.

Further, in some embodiments of the present disclosure, the fixing clamp is applied to a testing device of a head-up display 1A, to fix the head-up display 1A, generally, the base 1 is slidably disposed on a track of the testing device, multiple groups of threaded holes are disposed along a length direction of the track at intervals, the head-up display 1A is fixed on the base 1 through the clamping mechanism 3 and the supporting and guiding mechanism 2, when the position of the head-up display 1A needs to be fixed, a locking handle is matched with the threaded holes on the track, and the head-up display 1A and the fixing clamp are quickly mounted at a specific position of the track, if the head-up display 1A needs to be replaced, the locking handle is reversely rotated, and the fixing clamp and the head-up display 1A are quickly detached from the track length.

It should be noted that the locking knob 102 may be a quick-change bolt, and the quick-change structure may also be other structures, which is not limited to the structure of the locking knob 102.

Further, in some embodiments of the present disclosure, the number of the supporting parts 201 is at least two, and one of the at least two supporting parts 201 is disposed corresponding to a first straight line, and the other is disposed corresponding to a second straight line, for supporting the lower part of the head-up display 1A, where the first straight line and the second straight line are disposed at intervals. Specifically, the first straight line and the second straight line are two straight lines which are parallel to each other and are arranged at intervals, when the number of the supporting parts 201 is two, one supporting part is arranged on the first straight line, the other supporting part 201 is arranged on the second straight line, and after the head-up display 1A is placed, the two supporting parts 201 are respectively positioned at two sides of the head-up display 1A which are oppositely arranged; when the number of the supporting parts 201 is greater than two, at least one supporting part 201 is arranged on the first straight line, the rest of the supporting parts 201 are arranged on the second straight line, and the plurality of supporting parts 201 are respectively arranged on two sides of the head-up display 1A which are oppositely arranged, so that stable support is realized on the head-up display 1A.

Further, in some embodiments of the present disclosure, the number of the supporting portions 201 is two, and the two supporting portions 201 are disposed opposite to each other to respectively support the hanging lugs 11A of the head-up display 1A. Wherein, set up two hangers 11A on the new line display 1A, two hangers 11A divide to locate the both sides that new line display 1A set up relatively, and supporting part 201 and hanger 11A one-to-one set up support with hanger 11A respectively to the convenience is to the fixed of new line display.

Further, in some embodiments of the present disclosure, the guiding portion includes guiding posts 202, and a plurality of guiding posts 202 are disposed on an upper surface of each supporting portion 201, and the plurality of guiding posts 202 enclose a first clamping groove for accommodating the hanging lugs 11A on the head-up display 1A. The guide posts 202 are generally C-shaped and form a first slot with an opening facing the mounting space. When the head-up display 1A is installed, firstly, the position of the hanging lug 11A corresponds to the position of the first clamping groove, namely, the hanging lug 11A is positioned right above the first clamping groove, and then the hanging lug 11A is correspondingly placed into the first clamping groove, so that the position of the head-up display 1A is pre-fixed.

Further, in some embodiments of the present disclosure, the clamping mechanism 3 includes a first cylinder 301 and a rotary press head 302, the first cylinder 301 is disposed on the outer side of the supporting portion 201, the rotary press head 302 is connected to the first cylinder 301, and the first cylinder 301 drives the rotary press head 302 to rotate and move up and down. Specifically, when the head-up display 1A is placed, the first cylinder 301 drives the rotary ram 302 to move to the outer side of the supporting portion 201, so as to give way for mounting the head-up display 1A, and avoid interference between the head-up display 1A and the rotary ram 302. After the head-up display 1A is placed, the first cylinder 301 drives the rotary press head 302 to rotate to a position right above the hanging lugs 11A, and then drives the rotary press head 302 to move downwards to press the hanging lugs 11A, so that the head-up display 1A is clamped and fixed.

In addition, an inductor may be further disposed on the upper surface of the supporting portion 201, the inductor is connected with the first cylinder 301, when the head lifting display 1A is placed in place, a signal of the inductor changes, and the first cylinder 301 starts to act according to the change of the signal of the inductor, so as to achieve automatic clamping of the head lifting display 1A.

Further, in some embodiments of the present disclosure, the lower end of the rotary ram 302 is provided with a resilient press pad. The elastic pressing pad is arranged at the lower end of the rotary pressing head 302, so that the rotary pressing head 302 can be prevented from being in hard contact with the hanging lugs 11A on the head-up display 1A, and the clamping mechanism 3 is prevented from damaging the surface structure of the head-up display 1A.

Further, in some embodiments of the present disclosure, the base 1 is further provided with an electrical connector 5, and after the head-up display is installed in place, the electrical connector 5 is plugged into a jack on the head-up display 1A, so as to realize power-up and communication of the head-up display 1A.

Further, in some embodiments of the present disclosure, the guide part further includes a guide block 4, and an upper end surface of the guide block 4 is provided with a guide surface 401 disposed obliquely toward the installation space, and the guide surface 401 is used for supporting and guiding the bottom surface of the head-up display 1A. Specifically, the outer side of the upper end surface of the guide block 4 is higher than the inner side to form a guide surface, when the head-up display 1A is placed, the bottom of the head-up display 1A contacts with the guide surface 401 and slides into the installation space along the guide surface, so that the positioning stability of the head-up display 1A is further improved.

Further, in some embodiments of the present disclosure, the number of the guide blocks 4 is at least two, and the at least two guide blocks 4 are respectively disposed along a third line and a fourth line, where the third line and the fourth line are parallel to each other, and the third line and the fourth line are perpendicular to the first line and the second line, and the first line, the second line, the third line and the fourth line together enclose a rectangle, and the supporting portion 201 and the guide block 4 are respectively disposed on four sides of the rectangle. That is, at least two guide blocks 4 are disposed along the third straight line and the fourth straight line, respectively, and specifically, when the number of guide blocks 4 is two, one of the guide blocks 4 is disposed on the third straight line, the other guide block 4 is disposed on the fourth straight line, and a rectangular accommodation space is defined by the two guide blocks 4 and the supporting portion 201. When the number of the guide blocks 4 is greater than two, at least one guide block 4 is positioned on the third straight line, the rest of the guide blocks 4 are positioned on the fourth straight line, and a rectangular accommodating space is defined by the plurality of guide blocks 4 and the supporting portion 201. The guide block 4 and the supporting part 201 are arranged around the head-up display 1A to support and guide the head-up display 1A, so that the support effect is better and stable, and the stability and convenience of mounting the head-up display 1A are improved.

In summary, according to the fixing clamp for the head-up display provided by the embodiment of the disclosure, the installation space of the head-up display is defined on the base 1 through the supporting and guiding mechanism 2, pre-installation is provided for fixing the head-up display, and the clamping mechanism 3 is arranged on the outer side of the supporting and guiding mechanism 2 to clamp and fix the head-up display fixed in the installation space. According to the fixing clamp, the head-up display is specially supported and fixed according to the structural characteristics of the head-up display, and the real application environment of the head-up display can be simulated, so that the head-up display can meet the installation requirements of various test works.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a specific embodiment of the disclosure to enable one skilled in the art to understand or practice the disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown and described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The fixing clamp for the head-up display is characterized by comprising a base (1), a supporting and guiding mechanism (2) and a clamping mechanism (3), wherein the supporting and guiding mechanism (2) and the clamping mechanism (3) are arranged on the base (1), the supporting and guiding mechanism (2) comprises a supporting part (201) and a guiding part, and the guiding part and the supporting part (201) jointly define an installation space of the head-up display;

the clamping mechanism (3) is arranged on the outer side of the supporting and guiding mechanism (2), and the clamping mechanism (3) is used for clamping and fixing the head-up display fixed in the installation space.

2. The fixing clamp for a head-up display according to claim 1, wherein the number of the supporting parts (201) is at least two, one of the supporting parts (201) is arranged corresponding to a first straight line, the other supporting part is arranged corresponding to a second straight line, and the first straight line and the second straight line are arranged at intervals for supporting the lower part of the head-up display.

3. The fixing clamp for the head-up display according to claim 2, wherein the number of the supporting parts (201) is two, and the two supporting parts (201) are oppositely arranged and are respectively used for supporting the hanging lugs of the head-up display.

4. The fixing clamp for the head-up display according to claim 3, wherein the guiding parts comprise guiding columns (202), a plurality of guiding columns (202) are arranged on the upper surface of each supporting part (201), and a plurality of guiding columns (202) enclose a first clamping groove which is used for accommodating hanging lugs of the head-up display.

5. The fixing clamp of the head-up display according to claim 4, wherein the clamping mechanism (3) comprises a first air cylinder (301) and a rotary press head (302), the first air cylinder (301) is arranged on the outer side of the supporting portion (201), the rotary press head (302) is connected to the first air cylinder (301), and the first air cylinder (301) drives the rotary press head (302) to rotate and move up and down.

6. The head-up display fixture of claim 5, wherein the lower end of the rotating ram (302) is provided with an elastic press pad.

7. The fixing clamp for a head-up display according to any one of claims 2 to 6, wherein the guide part further comprises a guide block (4), a guide surface (401) obliquely arranged toward the installation space is provided on an upper end surface of the guide block (4), and the guide surface (401) is used for supporting and guiding a bottom surface of the head-up display.

8. The fixture for a head-up display according to claim 7, wherein the number of the guide blocks (4) is at least two, and at least two guide blocks (4) are respectively arranged along a third straight line and a fourth straight line, the third straight line and the fourth straight line are parallel to each other, the third straight line and the fourth straight line are perpendicular to the first straight line and the second straight line, the first straight line, the second straight line, the third straight line and the fourth straight line together enclose a rectangle, and the supporting portion and the guide blocks are respectively arranged on four sides of the rectangle.

9. The fixing clamp of the head-up display according to claim 1, wherein the base (1) is provided with a quick-change structure for quickly assembling and disassembling the base (1) and an external device.

10. The fixing clamp of the head-up display according to claim 9, wherein the quick-change structure comprises a locking knob (102), a locking handle and a threaded section are arranged on the locking knob (102), a mounting hole is formed in the base, the locking knob (102) is matched with a threaded hole in an external device through the threaded section after passing through the mounting hole, and the locking handle is used for locking the threaded section with the threaded hole in the external device.