CN211121941U - Plug device and USB plug life test fixture - Google Patents
Plug device and USB plug life test fixture Download PDFInfo
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- CN211121941U CN211121941U CN201922498159.1U CN201922498159U CN211121941U CN 211121941 U CN211121941 U CN 211121941U CN 201922498159 U CN201922498159 U CN 201922498159U CN 211121941 U CN211121941 U CN 211121941U
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Abstract
The utility model provides a plug device and USB plug life-span test fixture relates to USB interface life-span detection technical field, the utility model provides a plug device includes coupling assembling, is used for the unsteady clamp of centre gripping USB data line joint to get the subassembly and is used for driving the unsteady clamp and gets subassembly reciprocating motion's power unit, and the unsteady clamp is got the subassembly and is connected with power unit through coupling assembling, and floats to get and have the clearance of floating between subassembly and the power unit. The utility model provides a floating clamp gets subassembly among the plug device has a small free movement interval, when the plug error appears, can press from both sides the position of the unsteady regulation plug of getting the subassembly through floating for USB data line connects and can accurately insert the USB interface that awaits measuring, can cover because the plug number of times increases the deviation that appears completely, increases the fault-tolerant rate of plug effect, does not harm USB data line and connects and the USB interface that awaits measuring.
Description
Technical Field
The utility model belongs to the technical field of the USB interface life-span detects technique and specifically relates to a plug device and USB plug life-span test fixture are related to.
Background
Before a product leaves a factory, the plugging and unplugging life detection of a USB interface of the product is generally required. However, the existing automatic USB plugging jig can not meet the requirement on precision, and can not finish the test for protecting the male head and the female head from being damaged, so that the plugging test needs to be finished manually, and the labor time can be wasted.
Therefore, how to provide a plug device and a USB plug life test fixture that can ensure that the USB data line connector and the USB interface to be tested are not damaged in the high-frequency test is one of the technical problems to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plug device and USB plug life-span test fixture, even many times plug, USB data line connects the USB interface that also can accurately insert the examination of awaiting measuring, does not harm USB data line and connects and the USB interface that awaits measuring.
In order to achieve the above object, the utility model provides a following technical scheme:
in a first aspect, the utility model provides a plug device, press from both sides the subassembly and be used for driving including coupling assembling, the unsteady clamp that is used for centre gripping USB data line to connect the subassembly the power unit of subassembly reciprocating motion is pressed from both sides to float, the unsteady clamp is got the subassembly and is passed through coupling assembling with power unit connects, just the unsteady clamp get the subassembly with the clearance that floats has between the power unit.
Further, the connecting assembly comprises a plug block and an elastic piece;
one end of the inserting block extends into the floating clamping assembly, and the other end of the inserting block is connected with the power mechanism in a sliding manner;
the elastic piece is sleeved outside the insertion block, and two ends of the elastic piece are respectively abutted against the floating clamping assembly and the power mechanism.
Further, the floating clamping assembly comprises a first clamping block and a second clamping block;
the first clamping block or the second clamping block is connected with the power mechanism through the connecting assembly;
a clamping part used for clamping the USB data line connector is formed between the first clamping block and the second clamping block.
Furthermore, the power mechanism comprises a driving component and a moving component connected with the driving component, and the driving component is used for driving the moving component to move in a reciprocating manner;
the moving assembly is connected with the floating clamping assembly, and the floating gap is formed between the moving assembly and the floating clamping assembly.
Furthermore, the moving assembly comprises a first moving seat, a second moving seat, a third moving seat and a mounting seat which are movably connected in sequence;
the first movable seat, the second movable seat and the third movable seat respectively adjust the position of the floating clamping assembly along a first direction, a second direction and a third direction;
the floating clamping assembly is connected with the first movable seat.
Further, the first direction, the second direction and the third direction are perpendicular to each other.
Further, the drive assembly includes a driver, a cam, and a link;
the cam is connected with the driver, and the driver is used for driving the cam to rotate;
the two ends of the connecting rod are respectively connected with the cam and the moving assembly in a rotating mode, and the cam drives the moving assembly to move in a reciprocating mode through the connecting rod.
Further, the floating gap is 0.4-0.6 mm.
In a second aspect, the utility model provides a USB plug life-span test fixture, including frame and above-mentioned scheme the plug device, power unit with the frame is connected, the frame is used for the installation to detect the product.
Further, the rack comprises a carrier and a pressing mechanism connected with the carrier, the carrier is provided with a mounting groove for mounting the product to be detected, and the pressing mechanism is used for pressing the product to be detected in the mounting groove.
The utility model provides a plug device and USB plug life-span test fixture can produce following beneficial effect:
when the existing test fixture is just used, the insertion is relatively accurate, when the use times or the plugging times are increased, the USB data line connector for testing may have position deviation, the USB data line connector for testing may not be accurately inserted into the USB interface to be tested, and if the USB data line connector is forcibly inserted, the fixture and the product may be damaged. The utility model discloses the subassembly is got through coupling assembling and power unit interval setting to well unsteady clamp for the unsteady clamp is got the subassembly and has a small free movement interval, and when the tool use number of times increases, when the plug error appears, can get the position of the unsteady regulation plug of subassembly through unsteady clamp, makes USB data line connect can accurately insert the USB interface that awaits measuring, can cover the deviation that appears completely. When the tool fatigue appears and lead to inserting untimely, for prior art, the utility model discloses the plug device that the first aspect provided can not press from both sides subassembly and power unit and insert for rigid connection and force because of floating, and the USB interface that inserts the examination of awaiting measuring that can self-adaptation increases the fault-tolerant rate of plug effect, has protected USB data line joint and the USB interface that awaits measuring, and is more reliable.
The utility model discloses the USB plug life-span test fixture that the second aspect provided includes frame and above-mentioned plug device, and the product is detected in the frame can the installation, and during the action of plug device, can realize that the USB data line connects and wait to detect the USB interface high frequency plug of product. Compared with the prior art, the USB plug life test fixture has the advantages of being high in adaptability, stable and reliable in plug process and capable of guaranteeing that the detection process is carried out smoothly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic three-dimensional structure diagram of a plugging device at a first viewing angle according to an embodiment of the present invention;
fig. 2 is a schematic three-dimensional structure diagram of a plugging device at a second viewing angle according to an embodiment of the present invention;
fig. 3 is a top view of a plugging device according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is an enlarged view of a portion of FIG. 4 at B;
fig. 6 is a schematic three-dimensional structure diagram of a USB plug life testing fixture provided in an embodiment of the present invention;
fig. 7 is a top view of the USB plug life testing fixture provided by the embodiment of the present invention.
Icon: 1-a connecting assembly; 11-a plug-in block; 12-an elastic member; 2-a floating gripping assembly; 21-a first clamp splice; 22-a second clamp block; 3, a power mechanism; 31-a drive assembly; 311-a driver; 312-a cam; 313-a connecting rod; 32-a moving assembly; 321-a mounting seat; 322-a first mobile seat; 323-second movable base; 324-a third motion stage; 4-a floating gap; 5-a frame; 51-a stage; 52-pressing mechanism.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
An embodiment of the first aspect of the present invention provides a plugging device, as shown in fig. 1 to 5, including coupling assembling 1, the floating clamp that is used for centre gripping USB data line to connect gets subassembly 2 and is used for driving the floating clamp to get subassembly 2 reciprocating motion's power unit 3, the floating clamp is got subassembly 2 and is connected with power unit 3 through coupling assembling 1, and the floating clamp is got and has floating clearance 4 between subassembly 2 and power unit 3.
When using above-mentioned plug device, install USB data line joint on floating clamp gets subassembly 2, power unit 3 drives through coupling assembling 1 that floating clamp gets subassembly 2 reciprocating motion, realizes the plug action of high frequency. In the process, as the floating clamp is provided with the floating gap between the assembly 2 and the power mechanism 3, the floating clamp assembly 2 can generate small and quick floating relative to the power mechanism 3, the floating can adjust the position of the USB data line connector at high frequency, so that the USB data line connector can be accurately inserted into a USB interface to be tested, the fault tolerance rate of the plugging effect is increased, both hands are liberated, manpower is saved, and the testing effect is better and efficient.
The floating gap 4 is not required to be too large or too small. The floating clamping assembly 2 has an excessively large floating range, and the USB interface to be detected cannot be accurately aligned; the undersize can lead to the undersize of the floating range of the floating clamping assembly 2, even to be almost zero, and the purpose of adjusting the plugging position cannot be realized.
In some embodiments, the floating gap 4 may be 0.4-0.6 mm. Specifically, the floating gap 4 may be 0.4mm, 0.5mm, or 0.6 mm.
Preferably, the floating gap 4 is 0.5 mm.
The structure of the connection assembly 1 is explained in detail below:
in some embodiments, as shown in fig. 5, the connection assembly 1 comprises a plug-in block 11 and an elastic member 12; one end of the inserting block 11 extends into the floating clamping assembly 2, and the other end is connected with the power mechanism 3 in a sliding manner; the elastic member 12 is sleeved outside the insertion block 11, and two ends of the elastic member 12 respectively abut against the floating clamping assembly 2 and the power mechanism 3. When the USB data line connector is inserted into a USB interface to be tested, the floating clamping component 2 overcomes the elasticity of the elastic component 12 and moves rightwards relative to the power mechanism 3; when the USB data line connector is pulled out of the USB interface to be tested, the USB data line connector resets under the elasticity of the elastic piece 12, and the plugging position is adjusted.
The inserting block 11 may be a screw, and the screw penetrates through the power mechanism 3 and extends into the floating clamping assembly 2 to be connected with the floating clamping assembly 2. Specifically, facing in the direction of fig. 5, the left end of the screw 11 is screwed to the floating gripper assembly 2, the right end of the screw defining its position with respect to the power mechanism 3 by means of a nut.
The elastic member may be a spring, an elastic sheet, or other structure covered with an elastic material.
Preferably, the elastic member is a coil spring, and a mounting gap of 0.1 mm-0.2 mm is formed between the side of the coil spring and the floating clamping assembly 2.
The structure of the floating gripper assembly 2 is explained in detail below:
in some embodiments, as shown in fig. 1, floating gripper assembly 2 comprises a first gripper block 21 and a second gripper block 22; the first clamping block 21 can be connected with the power mechanism 3 through the connecting component 1, and the second clamping block 22 can also be connected with the power mechanism 3 through the connecting component 1; a clamping part for clamping the USB data line connector is formed between the first clamping block 21 and the second clamping block 22, and the clamping part adopts a cavity-shaped profile design, so that the floating clamping assembly 2 is ensured to be tightly attached to the USB data line connector. Above-mentioned subassembly 2 simple structure is got to unsteady clamp, adopts the dismouting that the components of a whole that can function independently structural setting can be convenient for USB data line connector, can change at any time after USB data line connector damages.
Specifically, taking fig. 5 as an example, when the connecting assembly 1 includes the insertion block 11 and the elastic member 12, the second clamping block 22 is connected to the actuating mechanism 3 through the insertion block 11; two ends of the elastic part 12 are respectively propped against the second clamping block 22 and the power mechanism 3; the first clamping block 21 is connected with the top of the second clamping block 22, and the first clamping block and the second clamping block clamp the USB data line connector together; under the driving of the power mechanism 3, the USB data line joint between the first clamping block 21 and the second clamping block 22 moves back and forth.
Specifically, the first block 21 and the second block 22 are fixed by a plurality of screws. As shown in fig. 1, the number of screws is four.
The structure of the power mechanism 3 will be specifically described below:
in some embodiments, as shown in fig. 1 to 3, in order to make the power mechanism 3 more stably drive the gripping assembly 2 to move, the power mechanism 3 includes a driving assembly 31 and a moving assembly 32 connected to the driving assembly 31, wherein the driving assembly 31 is used for driving the moving assembly 32 to reciprocate; the moving assembly 32 is connected with the floating gripping assembly 2, and a floating gap 4 is formed between the moving assembly 32 and the floating gripping assembly 2.
The specific working process is as follows:
before testing, the USB data wire joint is arranged on the floating clamping assembly 2; during the experiment, the driving component 31 drives the moving component 32 to move back and forth, and the moving component 32 drives the floating clamping component 2 to move back and forth, so that the plugging and unplugging action of the USB data line connector is realized.
Specifically, as shown in fig. 1 and 2, in order to facilitate accurate adjustment of the position of the USB data line connector before testing, the movable assembly 32 includes a mounting seat 324, a first movable seat 321, a second movable seat 322, and a third movable seat 323; the floating clamping component 2 is connected with the first movable seat 321, the second movable seat 322 and the third movable seat 323 are sequentially and movably connected, and the three movable seats are respectively used for adjusting the position of the floating clamping component 2 along the first direction, the second direction and the third direction, so that the USB data line connector on the floating clamping component 2 can accurately align to an interface of a product to be detected. The first direction, the second direction, and the third direction are any three different directions in space.
The movable assembly 32 can adjust the position of the floating clamping assembly 2 in multiple directions, and the floating clamping assembly 2 can be accurately limited to the initial position, so that the effectiveness and stability of the test in the initial process are guaranteed.
Preferably, the first direction, the second direction and the third direction are perpendicular to each other, that is, the first direction is a Z-axis direction, the second direction is a Y-axis direction, and the third direction is an X-axis direction, so that the moving assembly 32 can adjust the floating clamping assembly 2 to any position in a three-dimensional space within a stroke range.
Specifically, taking fig. 2 as an example for specific description, two first adjusting holes are formed in the first moving seat 321, the cross section of the second moving seat 322 is L-shaped, two second adjusting holes are formed in positions corresponding to the two first adjusting holes, the first adjusting holes and the second adjusting holes can be inserted with bolts, and the Z-direction position of the first moving seat 321 relative to the second moving seat 322 is adjusted through the cooperation of the bolts and the nuts, two third adjusting holes are further formed in the bottom end of the second moving seat 322, two fourth adjusting holes are formed in positions of the third moving seat 323 corresponding to the two third adjusting holes, the adjustment of the Y-direction position of the second moving seat 322 is similar to the adjustment of the Z-direction position of the first moving seat 321, and is not described herein one by one, two fifth adjusting holes are further formed in the third moving seat 323, two sixth adjusting holes are correspondingly formed in the mounting seat 324, and the adjustment of the X-direction position of the third moving seat 323 is similar to the adjustment of the Z-direction position of the first moving seat 321, and is not described herein one by one.
It should be noted that all the structures capable of driving the moving component 32 to reciprocate may be the driving component 31 mentioned in the above embodiments. For example, the driving assembly 31 is a linear motion mechanism such as a pneumatic cylinder, a hydraulic cylinder, a linear motor, or the driving assembly 31 is a combination of a rotary motion mechanism such as a motor and a transmission mechanism to convert the rotary motion of the motor into linear motion.
Preferably, as shown in fig. 1 and 2, the driving assembly 31 includes a driver 311, a cam 312, and a link 313; the cam 312 is connected with the driver 311, specifically, the cam 312 is connected with a power output shaft of the driver 311, and the power output shaft drives the cam 312 to rotate; the two ends of the connecting rod 313 are respectively connected with the cam 312 and the third moving seat 323 in the moving assembly 32 in a rotating manner, the rotating axis of the connecting rod 313 relative to the cam 312 is not coincident with the rotating axis of the cam 312, when the cam 312 rotates, the cam 312 pulls the connecting rod 313 to act, and the connecting rod 313 rotates relative to the cam 312 and the moving assembly 32 to convert the rotating motion of the cam 312 into the linear motion of the moving assembly 32.
The structure of the cam 312 may be various, and in one mode, the cam 312 may be an irregular disk-shaped structure; in another mode, as shown in fig. 1, the cam 312 is a kidney-shaped block, a kidney-shaped hole is formed on the kidney-shaped block, and the connecting rod 313 and the power output shaft of the motor respectively extend into the kidney-shaped hole to be connected with the kidney-shaped block.
Of course, the cam 312 may take other forms, and is not limited to the two forms.
As shown in fig. 6 and 7, the embodiment of the second aspect of the utility model provides a USB plug life-span test fixture, the utility model discloses the USB plug life-span test fixture that the embodiment of the second aspect provided includes frame 5 and the aforesaid pulls out the device, and power unit 3 is connected with frame 5, and frame 5 is used for the installation to detect the product.
The utility model discloses the embodiment of the second aspect provides a USB plug life-span test fixture includes frame and above-mentioned plug device, and the product is detected in the frame can the installation, and during the action of plug device, can realize that the USB data line connects and detects the USB interface high frequency plug of detecting the product. Compared with the prior art, the USB plug life test fixture has the advantages of being high in adaptability, stable and reliable in plug process and capable of guaranteeing that the detection process is carried out smoothly.
The structure of the frame 5 is explained in detail below:
in some embodiments, as shown in fig. 6 and 7, the rack 5 includes a carrier 51 and a pressing mechanism 52 connected to the carrier 51, the carrier 51 has a mounting groove for mounting a product to be detected, the pressing mechanism 52 is used for pressing the product to be detected in the mounting groove, the mounting groove can adopt a profile design, it is ensured that the carrier 51 is tightly attached to the product to be detected, and the product to be detected is not prone to shake during a testing process.
The slide rail is disposed on the stage 51, and when the power mechanism 3 includes the driving assembly 31 and the moving assembly 32, the moving assembly 32 is slidably connected to the slide rail so as to stably slide relative to the stage 51 under the driving of the driving assembly 31.
Preferably, the pressing mechanism 52 is an elbow clamp, and the elbow clamp has a pressing portion which presses against the top of the product to be detected, so as to press the product to be detected in the mounting groove.
The carrier 51 may have one mounting groove, or may have two, three, or more mounting grooves. As shown in fig. 6, the carrier 51 has two support blocks, each of which forms a mounting slot.
In summary, the USB plug life test fixture has the following technical advantages:
1. float and get subassembly 2 and be connected with power unit 3 through coupling assembling 1, and float and press from both sides and get subassembly 2 and power unit 3 between have floating clearance 4, it has a small free activity interval to make float to press from both sides and get subassembly 2, use the number of times as the tool and increase, when the plug error appears, can press from both sides the position of the unsteady regulation plug of getting subassembly 2 through floating, make USB data line joint can accurately insert the USB interface that awaits measuring, liberation both hands, increase the fault-tolerant rate of plug effect, protect USB data line joint and the USB interface that awaits measuring.
2. The floating clamping assembly 2 comprises a first clamping block 21 and a second clamping block which are used for clamping a USB data line connector, the USB data line connector can be conveniently disassembled and assembled, and can be replaced at any time after the USB data line connector is damaged, so that the use of detection personnel is facilitated.
3. The moving assembly 32 can adjust the position of the floating clamping assembly 2 along the first direction, the second direction and the third direction, and in addition, the floating clamping assembly 2 can be accurately limited at the initial position, so that the effectiveness and the stability of the test at the initial time are ensured.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides a plug device, its characterized in that includes coupling assembling (1), is used for floating of centre gripping USB data line joint to press from both sides and gets subassembly (2) and be used for driving float and press from both sides subassembly (2) reciprocating motion's power unit (3), float and press from both sides subassembly (2) and pass through coupling assembling (1) with power unit (3) are connected, just float press from both sides get subassembly (2) with floating clearance (4) have between power unit (3).
2. The plugging device according to claim 1, wherein the connection assembly (1) comprises a plugging block (11) and an elastic member (12);
one end of the inserting block (11) extends into the floating clamping assembly (2), and the other end of the inserting block is connected with the power mechanism (3) in a sliding manner;
the elastic piece (12) is sleeved outside the inserting block (11), and two ends of the elastic piece (12) are respectively abutted against the floating clamping assembly (2) and the power mechanism (3).
3. The plugging device according to claim 1, wherein the floating clamp assembly (2) comprises a first clamp block (21) and a second clamp block (22);
the first clamping block (21) or the second clamping block (22) is connected with the power mechanism (3) through the connecting component (1);
a clamping part for clamping the USB data line connector is formed between the first clamping block (21) and the second clamping block (22).
4. The plugging device according to claim 1, wherein the power mechanism (3) comprises a driving assembly (31) and a moving assembly (32) connected to the driving assembly (31); the driving component (31) is used for driving the moving component (32) to move in a reciprocating manner;
the moving assembly (32) is connected with the floating clamping assembly (2), and the floating gap (4) is formed between the moving assembly (32) and the floating clamping assembly (2).
5. The plugging device according to claim 4, wherein the moving assembly (32) comprises a first moving seat (321), a second moving seat (322), a third moving seat (323) and a mounting seat (324), which are movably connected in sequence;
the first movable seat (321), the second movable seat (322) and the third movable seat (323) respectively adjust the position of the floating clamping assembly (2) along a first direction, a second direction and a third direction;
the floating clamping assembly (2) is connected with the first movable base (321).
6. The plugging device according to claim 5, wherein the first direction, the second direction and the third direction are perpendicular to each other.
7. The plugging device according to claim 4, wherein the driving assembly (31) comprises a driver (311), a cam (312) and a link (313);
the cam (312) is connected with the driver (311), and the driver (311) is used for driving the cam (312) to rotate;
two ends of the connecting rod (313) are respectively connected with the cam (312) and the moving component (32) in a rotating mode, and the cam (312) drives the moving component (32) to move in a reciprocating mode through the connecting rod (313).
8. The plugging device according to any one of claims 1 to 7, wherein the floating gap (4) is 0.4-0.6 mm.
9. A USB plug life test fixture, characterized by comprising a frame (5) and the plug device according to any one of claims 1 to 8, wherein the power mechanism (3) is connected to the frame (5), and the frame (5) is used for mounting a product to be tested.
10. The USB plug life test fixture according to claim 9, wherein the rack (5) comprises a carrier (51) and a pressing mechanism (52) connected to the carrier (51), the carrier (51) has a mounting groove for mounting the product to be tested, and the pressing mechanism (52) is used for pressing the product to be tested in the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922498159.1U CN211121941U (en) | 2019-12-31 | 2019-12-31 | Plug device and USB plug life test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922498159.1U CN211121941U (en) | 2019-12-31 | 2019-12-31 | Plug device and USB plug life test fixture |
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| Publication Number | Publication Date |
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| CN211121941U true CN211121941U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922498159.1U Active CN211121941U (en) | 2019-12-31 | 2019-12-31 | Plug device and USB plug life test fixture |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117891675A (en) * | 2024-03-18 | 2024-04-16 | 长春职业技术学院 | Plug-in detection device at computer hardware interface |
| CN117891675B (en) * | 2024-03-18 | 2024-05-10 | 长春职业技术学院 | Plug-in detection device at computer hardware interface |
-
2019
- 2019-12-31 CN CN201922498159.1U patent/CN211121941U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117891675A (en) * | 2024-03-18 | 2024-04-16 | 长春职业技术学院 | Plug-in detection device at computer hardware interface |
| CN117891675B (en) * | 2024-03-18 | 2024-05-10 | 长春职业技术学院 | Plug-in detection device at computer hardware interface |
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Address after: 718, No.9, Linhe West Road, Tianhe District, Guangzhou, Guangdong 510000:C) (not for factory use) (office use only) No. 718, No. 9, Linhe West Road, Tianhe District, Guangzhou, Guangdong 510000 (Location: C) (not for factory use) (office use only) Patentee after: Guangzhou haoxingwan Technology Co.,Ltd. Address before: 718, No.9, Linhe West Road, Tianhe District, Guangzhou, Guangdong 510000:C) (not for factory use) (office use only) No. 718, No. 9, Linhe West Road, Tianhe District, Guangzhou, Guangdong 510000 (Location: C) (not for factory use) (office use only) Patentee before: GUANGZHOU HAOXING BAY SCIENCE AND TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 2001, 2002, 2003, 2004, 2005, 239 Tianhe North Road, Tianhe District, Guangzhou, Guangdong 510000 Patentee after: Guangzhou Xingxing Yuedong Co.,Ltd. Address before: 718, No.9, Linhe West Road, Tianhe District, Guangzhou, Guangdong 510000:C) (not for factory use) (office use only) No. 718, No. 9, Linhe West Road, Tianhe District, Guangzhou, Guangdong 510000 (Location: C) (not for factory use) (office use only) Patentee before: Guangzhou haoxingwan Technology Co.,Ltd. |