Signal generator

Abstract

The utility model discloses a signal generator, which belongs to the technical field of photoelectric detection and comprises a power supply module, a signal module and a connector. A signal module and a power supply module which are stacked in the Z direction are arranged in a box body and are connected through a connector, so that modularization of the device and signal transmission between the modules are realized; meanwhile, a plurality of pluggable and drawable signal board modules are arranged in the first box body, so that a user can replace the signal board modules at will according to requirements, and the user can debug and maintain the modules conveniently. The signal generator provided by the utility model is simple and reasonable in structural arrangement, effectively realizes function partition management of the signal generator, is convenient for a user to debug and maintain, greatly improves the use efficiency and convenience of equipment, and has better application prospect and popularization value.

Description

Technical Field

[0001] The utility model belongs to the technical field of photoelectric detection, and in particular relates to a signal generator. Background Art

[0002] A signal generator is a device that provides a display screen with the ability to switch between different colors and patterns. It is usually made up of multiple layers of stacked circuit boards, which are connected by wires or copper pillars.

[0003] However, the distribution of circuit boards in current devices is rather scattered, and the connections between circuit boards are rather chaotic, which not only affects the appearance of the device, but may also affect the stability and reliability of the device. In addition, due to the continuous expansion of supported application scenarios, various diffusion plates may be built-in or external to the device during actual use, which will lead to structural chaos in a series of products. The stacking of circuit boards will also cause trouble for subsequent debugging and maintenance of circuit boards. Moreover, since different users may require different functions and configurations, existing devices cannot flexibly meet the personalized needs of users. Utility Model Content

[0004] In response to one or more of the above-mentioned defects or improvement needs in the prior art, the present invention provides a signal generator that can be modularly partitioned and managed according to different functions, thereby improving the efficiency and convenience of equipment use.

[0005] To achieve the above object, the utility model provides a signal generator, which includes a box, a power module and a signal module;

[0006] The power module and the signal module are stacked along the Z direction, and the power module and the signal module are arranged in the box;

[0007] The signal module includes a backplane and multiple signal board modules, each of the signal board modules is plugged into the backplane, the backplane is arranged parallel to the Z direction, and each of the signal board modules is designed to be withdrawable relative to the box;

[0008] The power module includes at least one power board module fixedly arranged in the box body, and the power module is electrically connected to the backplane of the signal module through a connector.

[0009] As a further improvement of the present invention, the box includes a first box and a second box, the signal module is arranged in the first box, and the power module is arranged in the second box.

[0010] As a further improvement of the present invention, the signal board module includes a signal board and a first panel. The signal board is plugged into the backboard. The first panel is fixedly connected to one end of the signal board away from the backboard and is detachably fixedly connected to the box.

[0011] As a further improvement of the present invention, the signal board includes a core signal board and at least one replaceable signal board, the core signal board is used to generate the test image signal, and the replaceable signal board is used to perform extended conversion of the test image signal.

[0012] As a further improvement of the present invention, the signal board module further includes an extraction aid for assisting the insertion and extraction of the core signal board.

[0013] As a further improvement of the present invention, the pull-out aid is rotatably connected to the first panel; the first panel is provided with a rotation groove corresponding to the pull-out aid, one end of the pull-out aid passes through the box from the rotation groove and can rotate along the rotation groove; the other end of the pull-out aid is set to be F-shaped, and a stopper is fixedly provided on the box, and the stopper is clamped in the F-shaped pull-out aid.

[0014] As a further improvement of the present invention, the power board module includes a power generation board, a driver board, a DCDC power board and a second panel. The power generation board is connected to the connector, the driver board and the DCDC power board are arranged on the same layer and are stacked up and down with the power generation board. The second panel is fixedly arranged on the side of the power generation board and is detachably fixedly connected to the box.

[0015] As a further improvement of the present invention, first brackets are provided on both sides of the first box body, and second brackets are correspondingly provided on both sides of the second box body. Positioning columns for installation guides are provided between the first box body and the second box body, and the first box body and the second box body are locked by the first bracket and the second bracket.

[0016] As a further improvement of the present invention, the first box body is open on one side and includes a first bottom plate, three first side plates and a top plate, the first bottom plate and the top plate being spaced apart from each other, and the three first side plates being fixedly disposed between the first bottom plate and the top plate; at least one of the first side plates is provided with a plurality of holes for heat dissipation, and at least one first fan is provided in the first box body corresponding to at least one of the first side plates provided with the holes;

[0017] The second box body is open on one side and includes a second bottom plate, three second side plates and a cover plate. The second bottom plate and the cover plate are spaced apart from each other. The three second side plates are fixed between the second bottom plate and the cover plate. At least one of the second side plates is provided with multiple holes for heat dissipation, and at least one second fan is installed in the second box body corresponding to at least one second side plate with holes.

[0018] As a further improvement of the present invention, guide rails are respectively provided on both sides of the signal board module, the guide rails are fixed to the first box body through guide rail fixing frames, and the corresponding side edges of the signal board module are slidably connected to the guide rails.

[0019] The above-mentioned improved technical features can be combined with each other as long as they do not conflict with each other.

[0020] In general, the above technical solutions conceived by the present invention have the following beneficial effects compared with the prior art:

[0021] (1) The signal generator of the present invention realizes modularization of the device and signal transmission between modules by arranging signal modules and power modules stacked in the Z direction in a housing and connecting them through connectors. At the same time, by arranging multiple pluggable and retractable signal board modules in the first housing, users can replace them at will according to their needs, making it convenient for users to debug and repair each module.

[0022] (2) The signal generator of the present invention achieves functional partitioning of the signal generator by arranging the signal module and the power module in the first and second housings, respectively, so that the power circuit and the signal circuit are made into separate housing modules. By setting the signal board used for extended conversion of the test image signal as a replaceable signal board, it can be flexibly replaced according to the different functions and configurations that different users may require, thereby improving the flexibility and applicability of the device.

[0023] (3) The signal generator of the present invention provides an auxiliary puller in the signal board module to assist in the plugging and unplugging of the signal board and the backboard, making it easier for users to replace the signal board module and improving the installation and subsequent maintenance efficiency of the equipment; and provides multi-layer guide rails on both sides of the signal board module and the replaceable signal board module to provide guidance and support when installing and replacing the module, thereby facilitating user operation.

[0024] (4) The signal generator of the present invention sets a positioning piece between the signal module and the power module so that when the signal module and the power module are assembled together, the positioning piece is used to position the assembly, thereby ensuring that the equipment is installed in place and the consistency of multiple installations.

[0025] (5) The signal generator of the present invention has a simple and reasonable structural layout, which effectively realizes the functional zoning management of the signal generator, facilitates the user's debugging and maintenance, greatly improves the efficiency and convenience of the equipment, and has good application prospects and promotion value. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0027] Figure 1 This is a schematic diagram of the overall structure of the signal generator in the embodiment of the present utility model;

[0028] Figure 2 This is a schematic diagram of the assembly structure of the power module and the signal module in the embodiment of the utility model;

[0029] Figure 3 This is an exploded view of the structure of the power module in the embodiment of the present utility model;

[0030] Figure 4 This is an exploded diagram of the structure of the signal module in the embodiment of the present utility model;

[0031] Figure 5 This is a schematic structural diagram of a replaceable signal board in an embodiment of the present utility model;

[0032] Figure 6 This is a schematic structural diagram of the pull-out aid in an embodiment of the present utility model;

[0033] In all the drawings, the same reference numerals represent the same technical features, specifically: 1. box body; 11. first box body; 111. first bottom plate; 112. first side plate; 113. top plate; 114. first fan; 115. first bracket; 12. second box body; 121. second bottom plate; 122. second side plate; 123. cover plate; 124. second fan; 125. second bracket; 13. bottom bracket; 14. positioning column; 2. signal module; 21. backplane; 22. backplane bracket; 23. core signal board; 24. replaceable signal board; 25. first panel; 26. extraction aid; 27. guide rail; 28. guide rail fixing frame; 3. power module; 31. power generation board; 32. drive board; 33. DCDC power board; 34. second panel; 35. support column; 4. connector. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only intended to explain the present invention and are not intended to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

[0035] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0036] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0037] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0038] In the present invention, unless otherwise expressly specified or limited, when a first feature is "above" or "below" a second feature, it may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.

[0039] Example:

[0040] See also Figures 1 to 6 The signal generator in the preferred embodiment of the present invention includes a housing 1 and a signal module 2 and a power module 3 disposed within the housing 1. The signal module 2 and the power module 3 are stacked along the Z direction and connected via a connector 4. Multiple removable signal board modules are disposed within the signal module 2 to facilitate replacement as needed.

[0041] Specifically, if Figure 1 As shown in FIG, the box 1 includes a first box 11 and a second box 12, and the signal module 2 is set in the first box 11, and the power module 3 is set in the second box 12, so that the signal module 2 and the power module 3 are respectively made into separate box modules.

[0042] Among them, the first box body 11 includes a first bottom plate 111, three first side plates 112 and a top plate 113; wherein, the first bottom plate 111 and the top plate 113 are both square plates, and are arranged parallel to each other in an upper and lower manner, and the three first side plates 112 are sequentially arranged between the first bottom plate 111 and the top plate 113, and are fixedly connected to the first bottom plate 111 and the top plate 113, so that the first bottom plate 111, the three first side plates 112 and the top plate 113 are assembled to form a box structure with an opening on one side, and multiple storage spaces are set in the box structure to independently package multiple signal board modules in the multiple storage spaces.

[0043] Preferably, a plurality of holes for heat dissipation are distributed on at least one first side plate 112 , and at least one first fan 114 is provided in the first box body 11 near at least one first side plate 112 with holes, so as to accelerate heat dissipation in the first box body 11 .

[0044] Correspondingly, the second box body 12 includes a second bottom plate 121, three second side plates 122 and a cover plate 123, wherein the second bottom plate 121 and the cover plate 123 are both square plates and are arranged parallel to each other in an upper and lower manner. The three second side plates 122 are sequentially arranged between the second bottom plate 121 and the cover plate 123 and are fixedly connected to the second bottom plate 121 and the cover plate 123, so that the second bottom plate 121, the three second side plates 122 and the cover plate 123 are assembled to form a box structure with an opening on one side.

[0045] Preferably, a plurality of holes for heat dissipation are distributed on at least one second side panel 122, and at least one second fan 124 is also provided in the second box body 12 near at least one second side panel 122 with holes, and fixed on the second bottom plate 121 to accelerate heat dissipation in the second box body 12.

[0046] Preferably, a first bracket 115 is provided on the first box body 11 , and a second bracket 125 is provided on the second box body 12 , wherein the first bracket 115 and the second bracket 125 can be locked up and down to achieve an up and down plug-in connection between the first box body 11 and the second box body 12 .

[0047] Preferably, a positioning member is further provided between the signal module 2 and the power module 3 to position and guide the upper and lower assembly of the first box body 11 and the second box body 12 .

[0048] Preferably, the positioning member includes a plurality of positioning posts 14 arranged at intervals, one end of the positioning post 14 is fixedly arranged on the second bottom plate 121, and a positioning hole that can match the positioning post 14 is provided on the first bottom plate 111. By inserting the positioning post 14 into the corresponding positioning hole, the first box body 11 and the second box body 12 are guided and positioned for vertical insertion. Figure 2 As shown in , a positioning column 14 is provided at each of the four corners of the second base plate 121 to ensure the consistency of positioning through multi-point positioning.

[0049] Preferably, bottom brackets 13 are respectively provided on both sides of the second bottom plate 121 so as to support the entire signal generator through the bottom brackets 13 .

[0050] Furthermore, if Figure 3 As shown in , the signal module 2 in the preferred embodiment includes a backplane 21 and a plurality of signal board modules, each of which is plugged into the backplane 21 .

[0051] Specifically, the backplane 21 is secured to the end of the first bottom plate 111 facing away from the opening of the first housing 11 via a backplane bracket 22 and is arranged parallel to the Z direction. Alternatively, it can be secured to other structures on the first housing 11, providing a signal connection between the backplane 21 and the connector 4. Multiple plug connectors are also provided on the backplane 21, allowing each signal board module to be plugged into the backplane 21.

[0052] like Figure 4 As shown in the , multiple signal board modules in the preferred embodiment are designed to be retractable along the Y-axis relative to the first housing 11, facilitating user commissioning and maintenance of the signal board modules. The signal board module comprises a signal board and a first panel 25. The signal board is plugged into the backplane 21. The first panel 25 is fixedly connected to the end of the signal board facing away from the backplane 21. The first panel 25 is removably fixed to the first housing 11 via hand screws, thereby enclosing the signal board within the first housing 11.

[0053] Furthermore, the signal board includes a core signal board 23 and at least one replaceable signal board 24, and the core signal board 23 and the replaceable signal board 24 are separately arranged in each signal board module and plugged into the backplane 21 respectively, so as to generate a test image signal through the core signal board 23, and perform expansion conversion of the test image signal through the replaceable signal board 24; at the same time, the signal module 2 is divided into multiple plug-in modules according to different functions, so that users can replace them according to their needs, such as replacing the old core signal board 23 and the replaceable signal board 24 with the new one, or replacing the replaceable signal board 24 according to the output signal requirements.

[0054] like Figure 4 In the preferred embodiment shown, three signal board modules are provided. The signal board in the topmost signal board module is the core signal board 23, which processes and outputs LVDS signals. The signal board in the middle signal board module is also a replaceable signal board 24, which outputs DP signals. The signal board in the bottommost signal board module is also a replaceable signal board 24, which outputs MIPI signals. In actual production, the corresponding replaceable signal board 24 can be selected according to the output signal required by the user.

[0055] Preferably, if Figure 4 As shown in , since there are many plug-in connectors between the core signal board 23 and the backboard 21, manual plugging and unplugging is difficult. It is preferred to set an auxiliary puller 26 in the signal board module to assist in plugging and unplugging the core signal board 23 and the backboard 21 by pulling out the auxiliary puller 26. This allows the signal module to be directly replaced without moving the main structure, thereby improving the efficiency of equipment installation and subsequent maintenance. Figure 3 In the preferred embodiment shown, pull-out aids 26 are symmetrically provided at both ends of the first panel 25 .

[0056] Preferably, if Figure 6As shown in the figure, the pull-out aid 26 is rotatably connected to the first panel 25, and a rotation groove is provided on the first panel 25 corresponding to the pull-out aid 26, one end of the pull-out aid 26 passes through the first box body 11 from the rotation groove, and the pull-out aid 26 can rotate along the rotation groove; at the same time, the other end of the pull-out aid 26 is set to be F-shaped, and a stopper is fixedly provided on the first box body 11, and the stopper is clamped in the F-shaped pull-out aid 26, so that when the pull-out aid 26 is pulled out, the F end of the pull-out aid 26 abuts against the stopper, and uses force to push the first panel 25 inward or outward, thereby realizing the plugging and unplugging between the core signal board 23 and the backplane 21.

[0057] In another specific embodiment of the present invention, the pull-out aid is rotatably connected to the first panel 25, and a rotation groove is provided on the first panel 25 corresponding to the pull-out aid, one end of the pull-out aid passes through the first box body 11 from the rotation groove, and the pull-out aid can rotate along the rotation groove; at the same time, a blocking member is provided on the side of the other end of the pull-out aid body facing away from the first side panel 112, and a stopper is fixedly provided on the first side panel 112 corresponding to the stopper, and the stopper can abut against the side of the stopper facing away from the first panel 25, so as to push the first panel 25 outward by leveraging force.

[0058] Preferably, in order to facilitate the installation and insertion of the signal board module, a guide rail 27 is provided on at least one side of the corresponding signal board module. The guide rail 27 extends along the Y-axis direction and is fixed to the first base plate 111 through a guide rail fixing frame 28. At the same time, the side of the signal board module is slidably inserted into the guide rail 27 to realize the pull-out design of the signal board module along the Y-axis direction. Figure 4 In the preferred embodiment shown, guide rails 27 are correspondingly provided on both sides of the signal board module, and a plurality of guide rails 27 on each side are vertically spaced apart and arranged on a guide rail fixing frame 28 .

[0059] Furthermore, the power module 3 and the signal module 2 in the preferred embodiment are stacked along the Z direction and connected to the backplane 21 of the signal module 2 through the connector 4. The power module 3 can be assembled below the signal module 2 or above the signal module 2; Figure 1 As shown in FIG, the power module 3 is arranged below the signal module 2.

[0060] Specifically, the power module 3 includes at least one power board module fixedly arranged in the second box body 12, and the power board module includes a power generation board 31, a driving board 32, a DCDC power board 33 and a second panel 34; wherein the driving board 32 and the DCDC power board 33 are arranged on the same layer and are stacked up and down with the power generation board 31, and the connector 4 is connected and installed on the power generation board 31, and the connector 4 is connected to the signal module 2 through the cover plate 123 to output an adjustable power supply through the power generation board 31, output a low ripple, protected and monitored adjustable power supply through the driving board 32, and output a constant current power supply through the DCDC power board 33.

[0061] At the same time, the second panel 34 is fixedly connected to one side of the power generation board 31 and is detachably fixed to the second box body 12 so that the power board module is encapsulated in the second box body 12 through the second panel 34 .

[0062] Preferably, a plurality of support columns 35 are provided on opposite sides of the second bottom plate 121 and the cover plate 123 to support the upper and lower sides of the power board module.

[0063] During actual installation, the power board module and the second fan 124 can be installed on the second base plate 121 first, and then the cover plate 123 and other parts can be installed. Then, the second box body 12 is turned over as a whole, and the second base plate 121 is used as the upper cover of the power module 3 to connect with the signal module 2.

[0064] The signal generator in the utility model has a simple and reasonable structural layout, effectively realizes the functional zoning management of the signal generator, is convenient for users to debug and repair, greatly improves the efficiency and convenience of equipment use, and has good application prospects and promotion value.

[0065] It will be easily understood by those skilled in the art that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the present invention.

Claims

1. A signal generator, characterized in that: Including box, power module and signal module; The power module and the signal module are stacked along the Z direction, and the power module and the signal module are arranged in the box; The signal module includes a backplane and multiple signal board modules, each of the signal board modules is plugged into the backplane, the backplane is arranged parallel to the Z direction, and each of the signal board modules is designed to be withdrawable relative to the box; The power module includes at least one power board module fixedly arranged in the box body, and the power module is electrically connected to the backplane of the signal module through a connector.

2. The signal generator according to claim 1, characterized in that The housing includes a first housing and a second housing. The signal module is disposed in the first housing, and the power module is disposed in the second housing.

3. The signal generator according to claim 1, characterized in that The signal board module includes a signal board and a first panel. The signal board is plugged into the backboard. The first panel is fixedly connected to one end of the signal board away from the backboard and is detachably fixedly connected to the box.

4. The signal generator according to claim 3, characterized in that The signal board includes a core signal board and at least one replaceable signal board, wherein the core signal board is used to generate a test image signal, and the replaceable signal board is used to perform expansion conversion of the test image signal.

5. The signal generator according to claim 4, characterized in that: The signal board module further includes an extraction aid for assisting the insertion and extraction of the core signal board.

6. The signal generator according to claim 5, characterized in that: The pull-out aid is rotatably connected to the first panel; a rotation groove is provided on the first panel corresponding to the pull-out aid, and one end of the pull-out aid passes through the box body from the rotation groove and can rotate along the rotation groove; the other end of the pull-out aid is set to be F-shaped, and a stopper is fixedly provided on the box body, and the stopper is clamped in the F-shaped pull-out aid.

7. The signal generator according to claim 1, characterized in that The power board module includes a power generation board, a driving board, a DCDC power board and a second panel. The power generation board is connected to the connector. The driving board and the DCDC power board are arranged on the same layer and are stacked up and down with the power generation board. The second panel is fixedly arranged on the side of the power generation board and is detachably fixedly connected to the box.

8. The signal generator according to claim 2, characterized in that: First brackets are provided on both sides of the first box body, and second brackets are correspondingly provided on both sides of the second box body. Positioning columns for installation guides are provided between the first box body and the second box body, and the first box body and the second box body are locked by the first bracket and the second bracket.

9. The signal generator according to claim 2, characterized in that: The first housing is open on one side and includes a first bottom plate, three first side plates, and a top plate. The first bottom plate and the top plate are spaced apart from each other, and the three first side plates are fixedly disposed between the first bottom plate and the top plate. At least one of the first side plates is provided with a plurality of holes for heat dissipation, and at least one first fan is provided in the first housing corresponding to the at least one first side plate provided with the holes. The second box body is open on one side and includes a second bottom plate, three second side plates and a cover plate. The second bottom plate and the cover plate are spaced apart from each other. The three second side plates are fixed between the second bottom plate and the cover plate. At least one of the second side plates is provided with multiple holes for heat dissipation, and at least one second fan is installed in the second box body corresponding to at least one second side plate with holes.

10. The signal generator according to claim 1, characterized in that Guide rails are respectively provided on both sides of the signal board module. The guide rails are fixed to the first box body through guide rail fixing frames. The corresponding side edges of the signal board module are slidably connected to the guide rails.

Images