Anti-drop power adapter

Abstract

The utility model belongs to the technical field of power adapters, and particularly relates to an anti-drop power adapter, which comprises a shell, a plug is mounted on the shell, a data line is mounted on the bottom side of the shell, a connector is mounted on the data line, a mounting plate is fixedly mounted on the outer wall of the shell, a mounting groove is formed in the mounting plate, and the connector is mounted in the mounting groove. A screw rod is rotatably mounted on the inner wall of the mounting groove, the directions of threads on the screw rod are symmetrical and opposite, two groups of sliding blocks are symmetrically assembled in the mounting groove, connecting plates are mounted on the sliding blocks, clamping plates are welded on the connecting plates, and rubber pads are mounted on the clamping plates. According to the power adapter, the two clamping plates are driven to move synchronously and relatively, the two clamping plates clamp the socket, the locking force between the plug and the socket is increased, the plug is fixed on the socket more firmly, the plug is prevented from loosening or falling off, and the anti-falling effect of the power adapter is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of power adapters, in particular to an anti-falling power adapter. Background Art

[0002] The power adapter is a power conversion device for small portable electronic devices and electronic appliances. It is widely used in security cameras, set-top boxes, routers, light strips, massagers and other equipment. A power adapter is required in the process of converting AC input to DC output.

[0003] A Chinese patent with publication number CN116546753A discloses a power adapter, including a matching lower shell and upper shell, wherein the lower shell is provided with: a conductive terminal and a wiring port, wherein the conductive terminal and the wiring port are respectively located at the front and rear ends of the lower shell; a mainboard assembly, wherein the mainboard assembly is fixedly arranged in the lower shell, and is used to electrically connect the conductive terminal and the wiring port; and between the lower shell and the upper shell is provided: a connecting mechanism, wherein the connecting mechanism is arranged at the opening position of the lower shell and the upper shell. The present invention provides a relatively open lower shell and an upper shell, and a connecting mechanism is provided between the two, so that the limit bolt is opened in the limit cavity to realize the snap limit; so as to recycle the water body used as the water-cooling medium; and the water-cooling medium is temperature-monitored by using a heat-conducting member to ensure that the water body used as the water-cooling medium has a low-temperature water-cooling effect, and ensures that the conductive terminal and the power supply are separated when the high temperature threshold is exceeded.

[0004] The existing power adapter converts AC input into DC output by inserting a plug into a socket. However, the plug may become loose or fall off easily due to external pulling or vibration, resulting in poor anti-falling effect of the power adapter. Therefore, an anti-falling power adapter is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems existing in the prior art, the utility model provides an anti-falling power adapter.

[0006] The technical solution adopted by the utility model to solve its technical problem is: the utility model described in an anti-falling power adapter comprises a shell, a plug is installed on the shell, a PCB board is installed inside the shell, an alarm light is installed on the outer wall of the shell, a data line is installed on the bottom side of the shell, a connector is installed on the data line, a mounting plate is fixedly installed on the outer wall of the shell, a mounting groove is opened inside the mounting plate, a screw rod is rotatably installed on the inner wall of the mounting groove, the threads on the screw rod are symmetrically opposite, a worm gear is fixedly sleeved in the middle of the screw rod, a worm is rotatably installed on the inner wall of the mounting groove, and the worm Meshing with the worm gear, one side of the worm penetrates the side wall of the mounting plate and is welded with a knob, two groups of sliders are symmetrically assembled in the mounting groove, the sliders are sleeved on the periphery of the screw rod and slide with the screw rod through threads, a connecting plate is installed on the slider, a clamping plate is welded on the connecting plate, and a rubber pad is installed on the clamping plate, by inserting the plug into the socket and then rotating the screw rod, the two clamping plates are driven to move synchronously relative to each other, and the two clamping plates clamp the socket, thereby increasing the locking force between the plug and the socket, making the plug more firmly fixed on the socket, thereby preventing the plug from loosening or falling off, which is beneficial to improving the anti-falling effect of the power adapter.

[0007] Preferably, an assembly block is fixedly installed inside the shell, an assembly slot is provided in the assembly block, a mobile frame is installed inside the assembly slot, a spring is installed between the mobile frame and the inner wall of the assembly slot, a first electrode sheet is installed on the inner wall of the assembly slot, a second electrode sheet is installed on the side wall of the mobile frame, the first electrode sheet and the second electrode sheet are connected to the alarm light through an internal circuit, a plate slot is provided on the side wall of the shell, a mobile plate is installed in the plate slot, the mobile plate is fixedly connected to the mobile frame, a groove is provided on the top side of the assembly block, a partition is installed in the groove, a driving block is fixedly installed on the partition, a card slot is provided on the side wall of the shell, a driving block is installed in the card slot, connecting slots are symmetrically provided on the inner wall of the card slot, a connecting block is installed in the connecting slot, the connecting block is fixedly connected to the driving block, by inserting the plug into the socket, when the plug is loose or falls off, the second electrode sheet contacts the first electrode sheet, at this time the internal circuit of the alarm light is connected, the alarm light is turned on, an alarm prompt for loosening or falling off of the plug is realized, which is beneficial to improving the detectability of the power adapter.

[0008] The utility model is beneficial in that:

[0009] 1. The utility model inserts the plug into the socket, and then the screw rod rotates, driving the two clamping plates to move synchronously relative to each other. The two clamping plates clamp the socket, thereby increasing the locking force between the plug and the socket, making the plug more firmly fixed on the socket, thereby preventing the plug from loosening or falling off, which is beneficial to improving the anti-falling effect of the power adapter.

[0010] 2. The utility model inserts the plug into the socket. When the plug is loose or falls off, the second electrode sheet contacts the first electrode sheet. At this time, the internal circuit of the alarm light is connected, and the alarm light is turned on, thereby providing an alarm prompt for the looseness or falling off of the plug, which is beneficial to improving the detectability of the power adapter. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0012] Figure 1 It is a schematic diagram of a three-dimensional structure from a first-person perspective;

[0013] Figure 2 It is a schematic diagram of the internal three-dimensional structure of the installation plate;

[0014] Figure 3 It is a schematic diagram of the three-dimensional structure of the splint;

[0015] Figure 4 It is a schematic diagram of the three-dimensional structure of the moving plate;

[0016] Figure 5 It is a schematic diagram of the three-dimensional structure at the partition.

[0017] In the figure: 1, shell; 2, plug; 3, warning light; 4, data line; 5, connector; 6, mounting plate; 7, mounting groove; 8, lead screw; 9, worm gear; 10, worm; 11, knob; 12, slider; 13, connecting plate; 14, clamping plate; 15, rubber pad; 16, assembly block; 17, assembly groove; 18, moving frame; 19, spring; 20, first electrode sheet; 21, second electrode sheet; 22, plate groove; 23, moving plate; 24, groove; 25, partition; 26, driving block; 27, card slot; 28, connecting groove; 29, connecting block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3As shown, an anti-falling power adapter comprises a shell 1, a plug 2 is installed on the shell 1, a PCB board is installed inside the shell 1, an alarm light 3 is installed on the outer wall of the shell 1, a data line 4 is installed on the bottom side of the shell 1, a connector 5 is installed on the data line 4, a mounting plate 6 is fixedly installed on the outer wall of the shell 1, a mounting slot 7 is opened inside the mounting plate 6, a screw rod 8 is rotatably installed on the inner wall of the mounting slot 7, the threads on the screw rod 8 are symmetrically opposite, a worm gear 9 is fixedly sleeved in the middle of the screw rod 8, a worm 10 is rotatably installed on the inner wall of the mounting slot 7, the worm 10 is meshed with the worm gear 9, one side of the worm 10 passes through the side wall of the mounting plate 6 and is welded with a knob 11, two groups of sliders 12 are symmetrically assembled in the mounting slot 7, the slider 12 is sleeved on the outer periphery of the screw rod 8 and slides with the screw rod 8 through threads, a connecting plate 13 is installed on the slider 12, a clamping plate 14 is welded on the connecting plate 13, and a rubber pad 15 is installed on the clamping plate 14; when working, the existing The power adapter converts AC input into DC output by inserting the plug 2 into the socket. Due to external pulling or vibration and other factors, the plug 2 is easily loosened or falls off, resulting in poor anti-falling effect of the power adapter. By inserting the plug 2 into the socket, the knob 11 is then turned to drive the worm 10 to rotate, the worm 10 drives the worm wheel 9 to rotate, and the worm wheel 9 drives the screw 8 to rotate. In this process, the combination of the worm 10 and the worm wheel 9 has self-locking properties. The screw 8 rotates, driving the two sliders 12 thereon to move relative to each other synchronously, the two sliders 12 drive the two groups of connecting plates 13 to move relative to each other synchronously, the two groups of connecting plates 13 drive the two clamping plates 14 to move relative to each other synchronously, and the two clamping plates 14 clamp the socket, thereby increasing the locking force between the plug 2 and the socket, making the plug 2 more firmly fixed on the socket, thereby preventing the plug 2 from loosening or falling off, which is beneficial to improving the anti-falling effect of the power adapter.

[0020] See also Figure 4-5As shown, an assembly block 16 is fixedly installed inside the shell 1, and an assembly groove 17 is provided in the assembly block 16. A mobile frame 18 is installed inside the assembly groove 17. A spring 19 is installed between the mobile frame 18 and the inner wall of the assembly groove 17. A first electrode sheet 20 is installed on the inner wall of the assembly groove 17, and a second electrode sheet 21 is installed on the side wall of the mobile frame 18. The first electrode sheet 20 and the second electrode sheet 21 are connected to the alarm light 3 through an internal circuit. A plate groove 22 is provided on the side wall of the shell 1, and a mobile plate 23 is installed in the plate groove 22. The mobile plate 23 is fixedly connected to the mobile frame 18. A groove 24 is provided on the top side of the assembly block 16, and a partition 25 is installed in the groove 24. A driving block 26 is fixedly installed on the partition 25. A card slot 27 is provided on the side wall of the shell 1, and a card slot 27 is provided in the card slot 27. It is equipped with a driving block 26, and a connecting groove 28 is symmetrically opened on the inner wall of the card slot 27. A connecting block 29 is installed in the connecting groove 28, and the connecting block 29 is fixedly connected to the driving block 26; when working, after the plug 2 of the existing power adapter is inserted into the socket, since there is no detection structure, when the plug 2 is loose or falls off, an alarm prompt cannot be given, resulting in a poor prompting of the power adapter. By inserting the plug 2 into the socket, during this process, the moving plate 23 contacts the socket, and the moving plate 23 is pushed into the plate slot 22 by the socket, and the moving plate 23 drives the moving frame 18 to move, and the moving frame 18 compresses the spring 19, and the moving frame 18 drives the second electrode sheet 21 to move, so that the second electrode sheet 21 is separated from the first electrode sheet 20, and the internal circuit of the alarm light 3 is disconnected;

[0021] When the plug 2 is loose or falls off, there is a distance between the shell 1 and the socket. At this time, the movable plate 23 is no longer blocked by the socket. Under the thrust of the spring 19, the spring 19 pushes the movable frame 18 to move, and the movable frame 18 drives the second electrode sheet 21 to contact the first electrode sheet 20. At this time, the internal circuit of the alarm light 3 is connected, and the alarm light 3 is turned on, realizing an alarm prompt for the loosening or falling off of the plug 2; when the power adapter is not in use, the drive block 26 is pushed, and the drive block 26 drives the partition 25 to move downward, and the partition 25 moves to between the second electrode sheet 21 and the first electrode sheet 20, separating the second electrode sheet 21 from the first electrode sheet 20, realizing the closure of the detection structure. This structure can alarm the loosening or falling off of the plug 2, which is beneficial to improve the detectability of the power adapter.

[0022] Working principle: the existing power adapter converts AC input into DC output by inserting the plug 2 into the socket. Due to external pulling or vibration and other factors, the plug 2 is easily loosened or falls off, resulting in poor anti-falling effect of the power adapter. By inserting the plug 2 into the socket, and then turning the knob 11, the worm 10 is driven to rotate, the worm 10 drives the worm wheel 9 to rotate, and the worm wheel 9 drives the screw 8 to rotate. In this process, the combination of the worm 10 and the worm wheel 9 has self-locking properties, and the screw 8 rotates, driving the two sliders 12 thereon to move synchronously relative to each other. The slider 12 drives the two groups of connecting plates 13 to move relative to each other synchronously, and the two groups of connecting plates 13 drive the two clamping plates 14 to move relative to each other synchronously. The two clamping plates 14 clamp the socket, which increases the locking force between the plug 2 and the socket, so that the plug 2 is more firmly fixed on the socket, thereby preventing the plug 2 from loosening or falling off, which is beneficial to improving the anti-falling effect of the power adapter; after the plug 2 of the existing power adapter is inserted into the socket, since there is no detection structure, when the plug 2 is loose or falls off, an alarm cannot be issued, resulting in poor prompting of the power adapter. The head 2 is inserted into the socket. During this process, the movable plate 23 contacts the socket, and the movable plate 23 is pushed into the plate slot 22 by the socket. The movable plate 23 drives the movable frame 18 to move, and the movable frame 18 compresses the spring 19. The movable frame 18 drives the second electrode sheet 21 to move, so that the second electrode sheet 21 is separated from the first electrode sheet 20, and the internal circuit of the alarm light 3 is disconnected; when the plug 2 is loose or falls off, there is a distance between the housing 1 and the socket. At this time, the movable plate 23 is no longer blocked by the socket. Under the thrust of the spring 19, the spring 19 pushes the movable frame 18 to move, and the movable frame 18 The second electrode sheet 21 is driven to contact with the first electrode sheet 20. At this time, the internal circuit of the alarm light 3 is connected, and the alarm light 3 is turned on, realizing an alarm prompt for the loosening or falling off of the plug 2; when the power adapter is not in use, the drive block 26 is pushed, and the drive block 26 drives the partition 25 to move downward, and the partition 25 moves to between the second electrode sheet 21 and the first electrode sheet 20, separating the second electrode sheet 21 from the first electrode sheet 20, realizing the closure of the detection structure. This structure can alarm prompts if the plug 2 is loose or falling off, which is beneficial to improve the detectability of the power adapter.

[0023] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An anti-drop power adapter, characterized in that: The invention comprises a shell (1), a plug (2) is installed on the shell (1), a PCB board is installed inside the shell (1), an alarm light (3) is installed on the outer wall of the shell (1), a data line (4) is installed on the bottom side of the shell (1), a connector (5) is installed on the data line (4), a mounting plate (6) is fixedly installed on the outer wall of the shell (1), a mounting groove (7) is provided inside the mounting plate (6), a screw rod (8) is rotatably installed on the inner wall of the mounting groove (7), the screw threads on the screw rod (8) are symmetrically opposite in direction, and the screw rod (8) is fixedly sleeved in the middle. A worm wheel (9) is provided. A worm (10) is rotatably mounted on the inner wall of the mounting groove (7). The worm (10) meshes with the worm wheel (9). One side of the worm (10) passes through the side wall of the mounting plate (6) and is welded with a knob (11). Two groups of sliders (12) are symmetrically arranged in the mounting groove (7). The sliders (12) are sleeved on the outer periphery of the screw rod (8) and slide with the screw rod (8) through threads. A connecting plate (13) is mounted on the slider (12). A clamping plate (14) is welded on the connecting plate (13). A rubber pad (15) is mounted on the clamping plate (14).

2. The anti-drop power adapter according to claim 1, characterized in that: An assembly block (16) is fixedly mounted inside the housing (1), and an assembly groove (17) is provided inside the assembly block (16).

3. The anti-drop power adapter according to claim 2, characterized in that: A movable frame (18) is mounted inside the assembly groove (17); a spring (19) is mounted between the movable frame (18) and the inner wall of the assembly groove (17); a first electrode sheet (20) is mounted on the inner wall of the assembly groove (17); a second electrode sheet (21) is mounted on the side wall of the movable frame (18); and the first electrode sheet (20) and the second electrode sheet (21) are connected to the alarm light (3) via an internal circuit.

4. The anti-drop power adapter according to claim 1, characterized in that: A plate groove (22) is provided on the side wall of the housing (1), a movable plate (23) is installed in the plate groove (22), and the movable plate (23) is fixedly connected to the movable frame (18).

5. The anti-drop power adapter according to claim 2, characterized in that: A groove (24) is provided on the top side of the assembly block (16), a partition (25) is installed in the groove (24), and a driving block (26) is fixedly mounted on the partition (25).

6. The anti-drop power adapter according to claim 1, characterized in that: A card slot (27) is provided on the side wall of the housing (1), a driving block (26) is mounted in the card slot (27), a connecting slot (28) is symmetrically provided on the inner wall of the card slot (27), a connecting block (29) is mounted in the connecting slot (28), and the connecting block (29) is fixedly connected to the driving block (26).

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