CN112858957A - Electric connector female pin and male pin plugging stability testing device - Google Patents
Electric connector female pin and male pin plugging stability testing device Download PDFInfo
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- CN112858957A CN112858957A CN202110079299.4A CN202110079299A CN112858957A CN 112858957 A CN112858957 A CN 112858957A CN 202110079299 A CN202110079299 A CN 202110079299A CN 112858957 A CN112858957 A CN 112858957A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/68—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board
- G01R31/69—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board of terminals at the end of a cable or a wire harness; of plugs; of sockets, e.g. wall sockets or power sockets in appliances
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Abstract
The invention discloses a device for testing the splicing stability of a female pin and a male pin of an electric connector, which comprises a shell and a dynamometer capable of moving relative to the shell, wherein the dynamometer is provided with a conductive sliding block, and the shell is provided with a plurality of conductive interfaces capable of being communicated with the conductive sliding block at different positions. The invention is provided with the dynamometer, the dynamometer is used for measuring the clamping force between the snap spring elastic sheet on the female pin of the electric connector and the male pin, the shell is provided with the plurality of conductive interfaces, and the conductive sliding block sequentially passes through the plurality of conductive interfaces in the test process to display the change process of the test force in the test process.
Description
Technical Field
The invention belongs to the technical field of electric connector detection, and particularly relates to a device for testing the plugging stability of a female pin and a male pin of an electric connector.
Background
The LJB connector is an electric connector used in a cab of a motor train unit, and is divided into two parts: an LJB male plug and an LJB base. A male needle is installed on the LJB male plug, a female needle is fixed on the LJB base, and the LJB connector is connected through the insertion combination of the male needle and the female needle. The LJB connector mainly plays a role in connecting the center in the operation process of the motor train unit, and multiple functions in the cab of the motor train unit need to be realized through the LJB connector.
The LJB connector combines the realization through the grafting of female needle and public needle to switch on, in order to realize stable connection and switch on, sets up the jump ring shell fragment on female needle, after the jack of female needle was inserted to public needle, can ensure the stability and the reliability of grafting structure through the elasticity of female needle jump ring shell fragment with holding, prevents that the LJB connector from becoming flexible. In order to ensure safe and reliable running of the motor train unit, the female pin clamp spring of the LJB connector is required to be subjected to functional detection during advanced repair. Whether the clamp spring elastic sheet in the female needle is lost and the clamping degree of the clamping force are detected, the stability and the reliability of the plug-in structure can be ensured by the clamping force of the female needle clamp spring elastic sheet, and the LJB connector is prevented from loosening.
The existing solution is to use a male pin with a cable crimped thereon to insert and extract each female pin, and to sense the clamping force of the female pin snap spring on the male pin in the pulling process, so as to judge whether the female pin has a reed. The method has large influence of human factors, so that the detection result lacks objectivity, whether the female needle reed is good or not is judged by the resistance during the pulling-out process, the method is not strict enough, the situation that the clamping force of the female needle reed is reduced cannot be effectively detected, and the problem of inaccurate detection result is easy to occur.
The present invention has been made in view of this situation.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art, and provide a device for testing the splicing stability of a female pin and a male pin of an electric connector, which can measure the clamping force between a snap spring leaf spring and the male pin on the female pin of the electric connector and display the change process of the testing force in the testing process.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides an electric connector female needle and public needle grafting stability testing arrangement, includes shell and the dynamometer that can move relative to the shell, is equipped with electrically conductive slider on the dynamometer, is equipped with a plurality ofly on the shell can with electrically conductive slider at the electrically conductive interface of different positions intercommunication.
Preferably, be equipped with control circuit in the shell, control circuit includes the power, at the parallelly connected many branch roads in power both ends, the branch road includes first lamp strip scale mark and second lamp strip scale mark, the first end of first lamp strip scale mark is connected with the first end of power, the first end of second lamp strip scale mark is connected with the power second end, first lamp strip scale mark second end and second lamp strip scale mark second end all are equipped with the electrical connection head, form conductive interface between the electrical connection head.
Preferably, the shell is provided with a slide hole, the slide hole extends along the moving direction of the dynamometer, the first light bar scale marks are arranged on one side of the slide hole at intervals, the second light bar scale marks are arranged on the opposite side of the slide hole at intervals, and the conductive sliding block can slide in the slide hole.
Preferably, a protective resistor is arranged between the first lamp strip scale mark and/or the second lamp strip scale mark and the power supply, and an indicating lamp is arranged on the first lamp strip scale mark and/or the second lamp strip scale mark.
Preferably, the shell is of a cylindrical structure, a connecting part is arranged at the first end of the shell, the connecting part is a circular ring surface, a short cylinder extending towards the outside of the shell is arranged on the inner periphery of the connecting part, the second end of the shell is provided with an opening, and the dynamometer is coaxially arranged in the shell and the shell;
further preferably, the connecting portion is a tapered surface, and the connecting portion extends toward the outside of the housing.
Preferably, the dynamometer is equipped with the connecting rod including being equipped with electrically conductive slider's interior post, interior post near shell first end department, and the connecting rod passes a short section of thick bamboo, and the connecting rod is close to the first end of shell from interior post and extends towards the shell outside.
Preferably, the second end of the housing is provided with a connecting frame, the connecting frame is of a columnar structure, and the connecting frame is inserted into the housing and connected with the dynamometer.
Preferably, one end of the connecting frame, which is positioned outside the shell, is provided with a pressing seat, and the width of the pressing seat in the radial direction of the connecting frame is larger than the diameter of the connecting frame.
Preferably, an integrated circuit board is arranged in the shell, a power switch is arranged on the integrated circuit board, and the control circuit is arranged on the integrated circuit board.
Preferably, the shell is provided with a voice broadcast device, and the voice broadcast device is connected with an output port of the integrated circuit board.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. the invention is provided with the dynamometer, the dynamometer is used for measuring the clamping force between the snap spring elastic sheet on the female pin of the electric connector and the male pin, the shell is provided with the plurality of conductive interfaces, and the conductive sliding block sequentially passes through the plurality of conductive interfaces in the test process to display the change process of the test force in the test process.
2. According to the invention, the control circuit is arranged in the shell, the conductive sliding block is sequentially communicated with different conductive interfaces in the control circuit when moving, the control circuit is conducted when the conductive sliding block is communicated with the conductive interfaces, the control circuit is provided with the first lamp strip scale marks and the second lamp strip scale marks, the indicator lamps are arranged on the first lamp strip scale marks and/or the second lamp strip scale marks, the corresponding indicator lamps are lightened when the control circuit is conducted, the detected clamping force is displayed through the indicator lamps, and a tester can conveniently check the clamping force in the test process.
3. According to the invention, the sliding hole is formed in the shell, the conductive sliding block slides in the sliding hole in the process of testing the inserting stability of the female pin and the male pin of the electric connector, the conductive sliding block is sequentially connected with different first lamp strip scale marks and second lamp strip scale marks in the sliding process, so that the control circuit is conducted, and meanwhile, the indication lamps are arranged on the first lamp strip scale marks and/or the second lamp strip scale marks, so that the corresponding indication lamps are turned on, the detected clamping force is displayed, and the result can be conveniently checked by a tester.
4. The dynamometer is arranged in the shell, so that the dynamometer is prevented from being broken due to errors of a tester in the test process, the dynamometer can be effectively protected, and the electric connector female pin and male pin splicing stability test device has a good anti-falling effect. Simultaneously be equipped with connecting portion in the first end of shell, the internal week of connecting portion is equipped with the short section of thick bamboo that extends towards the shell outside, and the inner prop is close to shell first end department and is equipped with the connecting rod, and the connecting rod passes a short section of thick bamboo, and the connecting rod is close to the first end of shell from the inner prop and extends towards the shell outside, and testing personnel is detecting time measuring, installs public needle on the connecting rod, can be very convenient insert female needle with public needle in, the clamping-force of jump ring shell fragment is measured to the convenience on the female needle.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a cross-sectional view of an apparatus for testing the insertion stability of a female pin and a male pin of an electrical connector according to the present invention;
FIG. 2 is a schematic view of an apparatus for testing the insertion stability of a female pin and a male pin of an electrical connector according to the present invention;
FIG. 3 is a partial enlarged view of a sliding hole in the device for testing the plugging stability of the female pin and the male pin of the electrical connector according to the present invention;
fig. 4 is a control circuit diagram of the device for testing the insertion stability of the female pin and the male pin of the electrical connector according to the present invention.
In the figure: 1. a force gauge; 2. an inner column; 3. a conductive slider; 4. a conductive interface; 5. connecting a power head; 6. a power source; 7. a first light bar scale mark; 8. a second light bar scale mark; 9. a housing; 10. a connecting portion; 11. a short cylinder; 12. a slide hole; 13. a connecting rod; 14. a connecting frame; 15. a pressing seat; 16. a protection resistor; 17. an indicator light; 18. an integrated circuit board; 19. a power switch; 20. voice broadcaster.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 4, an embodiment of the present invention provides a device for testing insertion stability of a female pin and a male pin of an electrical connector, including a housing 9 and a dynamometer 1 capable of moving relative to the housing 9, where the dynamometer 1 is provided with a conductive slider 3, and the housing 9 is provided with a plurality of conductive interfaces 4 capable of communicating with the conductive slider 3 at different positions.
When testing electric connector female pin and public needle grafting stability, install public needle on dynamometer 1 earlier, insert the jack on the female pin with public needle after, public needle is lived to the jump ring shell fragment centre gripping on the female pin, guarantees the stability of public needle and female needle grafting structure through the elasticity centre gripping of jump ring shell fragment. Through slowly pulling dynamometer 1, pull out the public needle from female needle, at the in-process of pulling dynamometer 1, electrically conductive slider 3 moves along with dynamometer 1's removal together, and electrically conductive slider 3 loops through a plurality of electrically conductive interfaces 4, shows the value of current test power when electrically conductive slider 3 communicates with electrically conductive interface 4, shows the value of different power when electrically conductive slider 3 communicates with different electrically conductive interfaces 4. When the male pin is completely pulled out of the female pin, the displayed testing force is the clamping force of the clamp spring leaf, whether the female pin meets the working requirement is judged through the clamping force of the clamp spring leaf, and when the clamping force of the clamp spring leaf is within a specified range, the clamp spring leaf meets the working requirement is indicated; when the clamping force of the clamp spring leaf is smaller than the designated range, the clamping between the clamp spring leaf and the male pin is unstable, and the male pin is easy to loosen when inserted into the clamp spring leaf on the female pin, so that the use is inconvenient; when the clamping force of the clamp spring elastic sheet is larger than the designated range, the male pin is inconvenient to insert into the clamp spring elastic sheet on the female pin or pull out from the female pin.
The invention is provided with the dynamometer 1, the dynamometer 1 is used for measuring the clamping force between the snap spring elastic sheet on the female pin of the electric connector and the male pin, the shell 9 is provided with the plurality of conductive interfaces 4, the conductive slide block 3 sequentially passes through the plurality of conductive interfaces 4 in the test process, the conductive slide block 3 moves along with the movement of the dynamometer 1 in the process of pulling the dynamometer 1, and the conductive slide block 3 sequentially passes through the plurality of conductive interfaces 4 to display the change process of the test force in the test process.
As shown in fig. 4, in the embodiment of the present invention, a control circuit is disposed in an outer shell 9, the control circuit includes a power supply 6, a plurality of branches are connected in parallel at two ends of the power supply 6, each branch includes a first light bar scale mark 7 and a second light bar scale mark 8, the first light bar scale mark 7 is connected to a first end of the power supply 6, the second light bar scale mark 8 is connected to a second end of the power supply 6, electrical connectors 5 are disposed at both the second end of the first light bar scale mark 7 and the second end of the second light bar scale mark 8, a conductive interface 4 is formed between the electrical connectors 5, and an indicator light 17 is disposed on the first light bar scale mark 7 and/or the second light bar scale mark.
At the in-process that tests electric connector female needle and public needle grafting stability, conducting slide 3 contacts with connection electrical head 5 when removing, and conducting slide 3 and first lamp strip scale mark 7 and 8 intercommunications of second lamp strip scale mark let control circuit switch on, and the pilot lamp 17 that corresponds is bright, and the clamping-force that will read shows, makes things convenient for the tester to look over the result.
As shown in fig. 2 and 3, in the embodiment of the present invention, a slide hole 12 is formed in the housing 9, the slide hole 12 extends along the moving direction of the dynamometer 1, the first light bar graduations 7 are arranged at intervals on one side of the slide hole 12, the second light bar graduations 8 are arranged at intervals on the opposite side of the slide hole 12, and the conductive slider 3 can slide in the slide hole 12.
At the in-process of testing female needle of electric connector and public needle grafting stability, conducting slide 3 slides in slide opening 12, and conducting slide 3 slides the in-process and is connected with different first lamp strip scale mark 7 and second lamp strip scale mark 8 in proper order, lets control circuit switch on, and corresponding pilot lamp 17 is bright, demonstrates the size of current testing force. When the male pin is completely pulled out of the female pin, the displayed testing force is the clamping force between the clamp spring shrapnel and the male pin. Meanwhile, the sliding hole 12 is formed in the shell 9, the first lamp strip scale marks 7 are arranged on one side of the sliding hole 12 at intervals, and the second lamp strip scale marks 8 are arranged on the opposite side of the sliding hole 12 at intervals, so that a user can check measuring results conveniently.
As shown in fig. 1 and fig. 2, in the embodiment of the present invention, the device for testing the insertion stability of the female pin and the male pin of the electrical connector according to the present invention includes a housing 9, a connecting portion 10 is disposed at a first end of the housing 9, the connecting portion 10 is a circular ring, a short tube 11 extending toward the outside of the housing 9 is disposed on an inner circumference of the connecting portion 10, a second end of the housing 9 is open, and a force gauge 1 is disposed coaxially with the housing 9 in the housing 9. Dynamometer 1 is equipped with connecting rod 13 including being equipped with electrically conductive slider 3's interior post 2, interior post 2 and being close to shell 9 first end department, and connecting rod 13 passes short section of thick bamboo 11, and connecting rod 13 is close to shell 9 first end from interior post 2 and extends towards shell 9 outside.
In the process of testing the inserting stability of the female pin and the male pin of the electric connector, the male pin is installed on the connecting rod 13, the tester applies thrust at the second end of the shell 9, the male pin is inserted into the jack of the female pin, and the snap spring elastic sheet on the female pin clamps the male pin.
According to the invention, the dynamometer 1 is arranged in the shell 9, so that the dynamometer 1 is prevented from being broken due to the error of a tester in the test process, the dynamometer 1 can be effectively protected, and the electric connector female pin and male pin splicing stability test device has a good anti-falling effect. Be equipped with connecting portion 10 in shell 9 first end simultaneously, the internal week of connecting portion 10 is equipped with the short section of thick bamboo 11 that extends towards shell 9 outside, interior post 2 is close to shell 9 first end department and is equipped with connecting rod 13, connecting rod 13 passes short section of thick bamboo 11, connecting rod 13 is close to shell 9 first end from interior post 2 and extends towards shell 9 outside, the tester is examining time measuring, install public needle on connecting rod 13, can be very convenient insert female needle with public needle in, the clamping-force of jump ring shell fragment is measured to the convenient grip strength to female needle on.
In another preferred embodiment of the present invention, the connecting portion 10 is a conical surface, and the connecting portion 10 extends toward the outside of the housing 9, so that the surface of the housing 9 is smoother, and the use by a tester is more convenient.
In the embodiment of the present invention, as shown in fig. 1 and 2, the second end of the housing 9 is provided with a connecting frame 14, the connecting frame 14 is a columnar structure, and the connecting frame 14 is inserted into the housing 9 and connected to the dynamometer 1. One end of the connecting frame 14, which is positioned outside the shell 9, is provided with a pressing seat 15, and the width of the pressing seat 15 in the radial direction of the connecting frame 14 is larger than the diameter of the connecting frame 14.
According to the invention, the connecting frame 14 is arranged at the second end of the shell 9, the pressing seat 15 is arranged at one end of the connecting frame 14, which is positioned outside the shell 9, and the dynamometer 1 in the shell 9 can be conveniently driven by pushing or pulling the connecting frame 14, so that the clamping force of the snap spring and the elastic sheet on the female pin can be measured, and the use by measuring personnel is facilitated.
As shown in fig. 1, in the embodiment of the present invention, an integrated circuit board 18 is disposed in the housing 9, a power switch 19 is disposed on the integrated circuit board 18, and the control circuit is disposed on the integrated circuit board 18. Be equipped with voice broadcast ware 20 on shell 9, voice broadcast ware 20 is connected with integrated circuit board 18's output port.
According to the invention, the integrated circuit board 18 is arranged in the shell 9, the voice broadcaster 20 is arranged on the shell 9, the integrated circuit board 18 can obtain the finally measured value of the clamping force of the clamp spring elastic piece on the female pin, the value of the clamping force between the clamp spring elastic piece and the male pin is transmitted to the voice broadcaster 20, and the value of the clamping force between the clamp spring elastic piece and the male pin is played through the voice broadcaster 20, so that a tester does not need to always stare at the indicator lamp 17 in the testing process, and the tester can conveniently know the final measuring result.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
All of the features disclosed in this specification (including any accompanying claims, abstract and drawings), and all of the processes or elements of any method or apparatus so disclosed, may be combined in any combination, except combinations where at least some of such features and/or processes or elements are mutually exclusive. Each feature disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments.
The above embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention in any way, and although the present invention has been disclosed by the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make various changes and modifications to the equivalent embodiments by using the technical contents disclosed above without departing from the technical scope of the present invention, and the embodiments in the above embodiments can be further combined or replaced, but any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.
Claims (10)
1. The utility model provides an electric connector female needle and public needle grafting stability testing arrangement, includes shell (9) and dynamometer (1) that can remove relative shell (9), its characterized in that is equipped with electrically conductive slider (3) on dynamometer (1), is equipped with a plurality ofly on shell (9) can with electrically conductive slider (3) electrically conductive interface (4) of different positions intercommunication.
2. The device for testing the plugging stability of the female pin and the male pin of the electric connector according to claim 1, wherein a control circuit is arranged in the housing (9), the control circuit comprises a power supply (6), a plurality of branches are connected in parallel at two ends of the power supply (6), the branches comprise first light bar scale marks (7) and second light bar scale marks (8), a first end of each first light bar scale mark (7) is connected with a first end of the power supply (6), a first end of each second light bar scale mark (8) is connected with a second end of the power supply (6), electric connection heads (5) are arranged at the second ends of the first light bar scale marks (7) and the second light bar scale marks (8), and a conductive interface (4) is formed between the electric connection heads (5).
3. The device for testing the plugging stability of the female pin and the male pin of the electric connector according to claim 2, wherein a sliding hole (12) is formed in the housing (9), the sliding hole (12) extends along the moving direction of the dynamometer (1), the first light bar scale marks (7) are arranged on one side of the sliding hole (12) at intervals, the second light bar scale marks (8) are arranged on the opposite side of the sliding hole (12) at intervals, and the conductive sliding block (3) can slide in the sliding hole (12).
4. The device for testing the plugging stability of the female pin and the male pin of the electrical connector according to claim 2, wherein a protection resistor (16) is arranged between the first light bar scale mark (7) and/or the second light bar scale mark (8) and the power supply (6), and an indicator light (17) is arranged on the first light bar scale mark (7) and/or the second light bar scale mark (8).
5. The device for testing the plugging stability of the female pin and the male pin of the electric connector according to claim 3, wherein the housing (9) is of a cylindrical structure, the first end of the housing (9) is provided with the connecting part (10), the connecting part (10) is a circular ring surface, the inner periphery of the connecting part (10) is provided with the short cylinder (11) extending towards the outside of the housing (9), the second end of the housing (9) is open, and the dynamometer (1) is coaxially arranged with the housing (9) in the housing (9);
preferably, the connecting part (10) is a conical surface, and the connecting part (10) extends towards the outside of the shell (9).
6. The device for testing the plugging stability of the female pin and the male pin of the electric connector according to claim 4, wherein the dynamometer (1) comprises an inner column (2) provided with a conductive sliding block (3), a connecting rod (13) is arranged at the first end of the inner column (2) close to the shell (9), the connecting rod (13) penetrates through the short cylinder (11), and the connecting rod (13) extends from the first end of the inner column (2) close to the shell (9) towards the outside of the shell (9).
7. The device for testing the plugging stability of the female pin and the male pin of the electrical connector according to claim 4, wherein the second end of the housing (9) is provided with a connecting frame (14), the connecting frame (14) has a cylindrical structure, and the connecting frame (14) is inserted into the housing (9) and connected with the dynamometer (1).
8. The device for testing the plugging stability of the female pin and the male pin of the electrical connector according to claim 7, wherein the end of the connecting frame (14) located outside the housing (9) is provided with a pressing seat (15), and the width of the pressing seat (15) in the radial direction of the connecting frame (14) is larger than the diameter of the connecting frame (14).
9. The device for testing the plugging stability of the female pin and the male pin of the electrical connector according to claim 2, wherein an integrated circuit board (18) is disposed in the housing (9), a power switch (19) is disposed on the integrated circuit board (18), and the control circuit is disposed on the integrated circuit board (18).
10. The device for testing the plugging stability of the female pin and the male pin of the electric connector according to claim 9, wherein a voice announcer (20) is arranged on the housing (9), and the voice announcer (20) is connected with an output port of the integrated circuit board (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110079299.4A CN112858957A (en) | 2021-01-25 | 2021-01-25 | Electric connector female pin and male pin plugging stability testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110079299.4A CN112858957A (en) | 2021-01-25 | 2021-01-25 | Electric connector female pin and male pin plugging stability testing device |
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| CN112858957A true CN112858957A (en) | 2021-05-28 |
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|---|---|---|---|
| CN202110079299.4A Pending CN112858957A (en) | 2021-01-25 | 2021-01-25 | Electric connector female pin and male pin plugging stability testing device |
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Cited By (1)
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| CN116540824A (en) * | 2023-07-05 | 2023-08-04 | 深之蓝(天津)水下智能科技有限公司 | Interface power supply and multi-voltage supply system for underwater robot |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116540824A (en) * | 2023-07-05 | 2023-08-04 | 深之蓝(天津)水下智能科技有限公司 | Interface power supply and multi-voltage supply system for underwater robot |
| CN116540824B (en) * | 2023-07-05 | 2023-10-31 | 深之蓝(天津)水下智能科技有限公司 | Interface power supply and multi-voltage supply system for underwater robot |
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Application publication date: 20210528 |
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