Device capable of realizing real shooting at constant temperature
By using a heating mechanism and fixture design in camera module testing, the problem of inconsistent temperature in high-temperature testing of camera modules was solved, achieving efficient and accurate temperature control and test results.
Patent Information
- Application Number
- CN202423243130.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-12-27
AI Technical Summary
In existing technologies, camera modules require multiple heating cycles and the temperature is not constant during high-temperature testing, resulting in long testing times and high labor costs.
Design a device that includes a heating mechanism and a fixture. Utilize heating elements and thermal sensors within a U-shaped base to maintain the camera module at a constant temperature for real-time shooting through heat transfer and real-time monitoring, ensuring the accuracy and stability of temperature control.
It enables precise testing of camera modules at constant temperatures, improving testing accuracy and efficiency while reducing temperature measurement errors and labor costs.
Smart Images
Figure CN223729803U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to camera technical field, concretely relates to a device that can realize constant temperature under real shooting. BACKGROUND
[0002] At present, part module products need to carry out 100% high temperature (70 DEG C continuous work) in 10m place real shooting TV line chart figure according to customer demand.
[0003] According to the current operation method, the module needs to be placed on the heating platform and heated to 80 degrees Celsius first, and then connected to the assembly fixture for testing immediately, which does not meet the constant temperature test condition, and the module needs to be taken out and heated multiple times to meet the test condition when the temperature drops, which increases the test time and labor cost. UTILITY MODEL CONTENT
[0004] In order to overcome the above-mentioned deficiencies of the prior art, the purpose of the utility model is to provide a device that can realize constant temperature under real shooting, which can realize the resolution of camera module under constant temperature, greatly improve the test precision and test efficiency.
[0005] To achieve the above purpose, the technical scheme of the utility model is a device that can realize constant temperature under real shooting, which comprises a heating mechanism and a jig for fixing a camera module, the heating mechanism comprises a U-shaped base, a heating element arranged in the U-shaped base and a thermal sensor fixed on the U-shaped base, the jig is fixed in the U-shaped groove of the U-shaped base, and the sensing end of the thermal sensor is in contact with the jig.
[0006] As one of the embodiments, first bolt holes are arranged on both sides of the U-shaped base, second bolt holes are arranged on the jig corresponding to the positions of the first bolt holes, and the first bolt holes are connected with the corresponding second bolt holes through first bolts.
[0007] As one of the embodiments, the heating element is arranged in both sides of the U-shaped base.
[0008] As one of the embodiments, the end faces of both sides of the U-shaped base are provided with mounting grooves matched with the heating element, and the heating element is mounted in the mounting grooves.
[0009] As one of the embodiments, the end faces of both sides of the U-shaped base are further provided with second bolts, the screw rods of the second bolts are located in the side arms of the U-shaped base, and the nuts of the second bolts at least partially press the heating element.
[0010] As one of the embodiments, the end surface of the two side arms of the U-shaped base is provided with a bolt groove, the bolt groove is communicated with the mounting groove, the groove bottom of the bolt groove is provided with a screw hole, the screw rod of the second bolt is located in the screw hole, the nut of the second bolt is located in the bolt groove and partially extends into the mounting groove and presses the end surface of the heating element.
[0011] As one of the embodiments, the bottom arm of the U-shaped base is provided with a mounting hole, the jig is provided with a containing groove, and the sensing end of the thermal sensor extends into the containing groove through the mounting hole.
[0012] As one of the embodiments, the heating mechanism further comprises a temperature control box, and the heating element and the thermal sensor are connected with the temperature control box.
[0013] As one of the embodiments, the jig comprises a base and a pressing plate provided on the base, the base is provided with a fixing groove for fixing the camera module, and the pressing plate is provided with a window for the lens part of the camera module to extend out.
[0014] As one of the embodiments, one end of the pressing plate is hinged to one end of the base, and the other end of the pressing plate is connected to the other end of the base through a buckle.
[0015] Compared with the prior art, the utility model has the beneficial effects of:
[0016] (1) In the utility model, the heat generated by the heating element is transmitted to the camera module through the U-shaped base and the jig, the thermal sensor monitors the temperature of the jig in real time and accurately, ensures that the temperature of the camera module in the actual shooting process is kept in the set range, and greatly improves the test precision and efficiency;
[0017] (2) The utility model discloses that the heating element is arranged in the two side arms of the U-shaped base, so that the heat can be more evenly distributed in the whole U-shaped base, and the heating element can stably and uniformly heat the jig and the camera module, thereby improving the accuracy and stability of temperature control;
[0018] (3) The utility model discloses that the sensing end of the thermal sensor extends into the jig, which can minimize the error of temperature measurement and ensure that the thermal sensor can more accurately sense the temperature of the jig. BRIEF DESCRIPTION OF DRAWINGS
[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.
[0020] Fig. 1 The structural schematic diagram of the device capable of realizing real shooting at constant temperature provided by the embodiment of the present application is shown in the figure.
[0021] Fig. 2 The structural schematic diagram of the device capable of realizing real shooting at constant temperature provided by the embodiment of the present application is shown in the figure.
[0022] In the figure: 1, camera module; 2, jig; 21, base; 22, pressing plate; 23, buckle; 3, heating mechanism; 31, U-shaped base; 32, heating element; 33, thermal inductor; 34, first bolt; 35, second bolt. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.
[0024] In the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, 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 of the present application.
[0025] The terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features; in the description of the present application, unless otherwise specified, the meaning of "multiple" is two or more.
[0026] As Figs. 1-2As shown, the embodiment provides a device capable of realizing real shooting at constant temperature, which comprises a heating mechanism and a jig for fixing a camera module, the heating mechanism comprises a U-shaped base, a heating element arranged in the U-shaped base, and a thermal sensor fixed on the U-shaped base, the jig is fixed in the U-shaped groove of the U-shaped base, and the sensing end of the thermal sensor is in contact with the jig. In this embodiment, the heat generated by the heating element is transmitted to the camera module through the U-shaped base and the jig, and the thermal sensor accurately monitors the temperature of the jig in real time, ensuring that the temperature of the camera module during real shooting is kept within the set range, greatly improving the test accuracy and efficiency.
[0027] In some embodiments, first bolt holes are arranged on both sides of the U-shaped base, second bolt holes are arranged on the jig at positions corresponding to the first bolt holes, and the first bolt holes are connected with the corresponding second bolt holes by first bolts. In this embodiment, two first bolt holes are arranged on both sides of the U-shaped base, and two second bolt holes are arranged on both sides of the jig. By connecting the first bolt holes with the corresponding second bolt holes by first bolts, the jig can be stably fixed on the U-shaped base, and the installation and disassembly of the jig are facilitated.
[0028] In the above-mentioned embodiment, the heating elements are arranged in both sides of the U-shaped base. In this embodiment, the heating elements are arranged in both sides of the U-shaped base, so that the heat can be more evenly distributed in the entire U-shaped base, ensuring that the heating elements can stably and uniformly heat the U-shaped base, the jig and the camera module, thereby improving the accuracy and stability of temperature control.
[0029] In some embodiments, the end faces of both sides of the U-shaped base are provided with mounting grooves adapted to the heating elements, and the heating elements are mounted in the mounting grooves. The heating elements can be accurately placed in the predetermined positions by the mounting grooves.
[0030] Further, the end faces of both sides of the U-shaped base are also provided with second bolts, the screw rods of the second bolts are located in the side arms of the U-shaped base, and the screw nuts of the second bolts at least partially press the heating elements. The heating elements can be fixed in the mounting grooves by the second bolts, so as to ensure that the heating elements can stably heat the jig and the camera module.
[0031] Further, the end surface of the two side arms of the U-shaped base is provided with a bolt groove, which is communicated with the mounting groove, and the groove bottom of the bolt groove is provided with a screw hole, the screw rod of the second bolt is located in the screw hole, the nut of the second bolt is located in the bolt groove and partially extends into the mounting groove and presses against the end surface of the heating element. When the second bolt is tightened, the nut of the second bolt at least partially extends into the mounting groove and presses against the end surface of the heating element, thereby firmly fixing the heating element in the U-shaped base.
[0032] In some embodiments, the bottom arm of the U-shaped base is provided with a mounting hole, and the jig is provided with a containing groove, and the sensing end of the thermal sensor extends into the containing groove through the mounting hole. In this embodiment, by extending the sensing end of the thermal sensor into the jig, the error of temperature measurement can be minimized, and the thermal sensor can more accurately sense the temperature of the jig.
[0033] Preferably, the heating element is a heating pipe, and the thermal sensor is a thermocouple. In this embodiment, the heating element can also be a resistance wire, and the thermal sensor can also be a thermal resistance.
[0034] In this embodiment, the heating mechanism further comprises a temperature control box, and the heating element and the thermal sensor are connected with the temperature control box. The temperature control box comprises a shell, a temperature controller arranged in the shell, and a power supply for supplying power to the temperature controller, and the heating element and the thermal sensor are connected with the temperature controller. Specifically, the temperature controller is set to the actual shooting test temperature, the thermal sensor monitors and feeds back the temperature change of the jig to the temperature controller in real time, and the temperature controller controls the heating element to continuously work. When the temperature of the thermal sensor reaches the set temperature, the temperature controller controls the heating element to reduce the power consumption and keep the temperature at the set temperature ± 0.1℃, so as to keep the temperature of the camera module in the set range and improve the stability of the test temperature.
[0035] In this embodiment, the jig comprises a base and a pressing plate arranged on the base, the base is provided with a fixing groove for fixing the camera module, and the pressing plate is provided with a window for the lens part of the camera module to extend out. In this embodiment, the lens part of the camera module can extend out through the window on the pressing plate for testing. The jig can be made of a material with good thermal conductivity and stability.
[0036] Further, one end of the pressing plate is hinged to one end of the base, and the other end of the pressing plate is connected to the other end of the base through a buckle. The connection of the pressing plate and the base in this way allows the pressing plate to rotate relative to the base to a certain extent, facilitating opening to place the camera module and closing to fix the camera module. The buckle includes a buckling part and a clamping part, the buckling part is hinged to the pressing plate and can rotate relative to the pressing plate, and the clamping part is fixed to the base, and the buckling part and the clamping part cooperate to fix the pressing plate and the base together.
[0037] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A device capable of achieving constant temperature live action, characterized by: The application relates to a heating mechanism and a jig for fixing a camera module, wherein the heating mechanism comprises a U-shaped base, a heating element arranged in the U-shaped base and a thermal sensor fixed on the U-shaped base; the jig is fixed in a U-shaped groove of the U-shaped base; and the sensing end of the thermal sensor is in contact with the jig.
2. The device of claim 1, wherein: First bolt holes are arranged on the two side arms of the U-shaped base; second bolt holes are arranged on the jig at positions corresponding to the first bolt holes; and the first bolt holes are connected with the corresponding second bolt holes through first bolts.
3. The device of claim 1, wherein the device is capable of achieving constant temperature live action. The heating element is arranged in each of the two side arms of the U-shaped base.
4. The device of claim 3, wherein: An installation groove corresponding to the heating element is arranged on the end face of each of the two side arms of the U-shaped base; and the heating element is installed in the installation groove.
5. The device of claim 4, wherein the device is capable of achieving a constant temperature under real-time shooting. A second bolt is further arranged on the end face of each of the two side arms of the U-shaped base; the screw rod of the second bolt is arranged in the side arm of the U-shaped base; and the screw cap of the second bolt at least partially abuts against the heating element.
6. The device of claim 5, wherein: A bolt groove is arranged on the end face of each of the two side arms of the U-shaped base; the bolt groove is in communication with the installation groove; a screw rod hole is arranged in the groove bottom of the bolt groove; the screw rod of the second bolt is arranged in the screw rod hole; and the screw cap of the second bolt is arranged in the bolt groove and partially extends into the installation groove and abuts against the end face of the heating element.
7. The device of claim 1, wherein the device is capable of achieving constant temperature live action. An installation hole is arranged on the bottom arm of the U-shaped base; a containing groove is arranged on the jig; and the sensing end of the thermal sensor extends into the containing groove through the installation hole.
8. The device of claim 1, wherein: The heating mechanism further comprises a temperature control box; and the heating element and the thermal sensor are connected with the temperature control box.
9. The device of claim 1, wherein: The jig comprises a base and a pressing plate arranged on the base; a fixing groove for fixing the camera module is arranged on the base; and a window is arranged on the pressing plate and used for allowing a lens part of the camera module to extend out.
10. The device of claim 9, wherein the device is capable of achieving a constant temperature under real-time shooting. One end of the pressing plate is hinged to one end of the base; and the other end of the pressing plate is connected with the other end of the base through a buckle.