CN216563770U

CN216563770U - Mixed modulation type switching voltage-stabilized power supply adapter

Info

Publication number: CN216563770U
Application number: CN202123288158.8U
Authority: CN
Inventors: 杨苗苗
Original assignee: Dongguan Yidai Power Supply Technology Co ltd
Current assignee: Dongguan Yidai Power Supply Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-17
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a mixed modulation type switching voltage-stabilized power supply adapter which comprises a shell, wherein a circuit board is arranged in the shell, two ends of the circuit board are respectively connected with a power line and a socket, one end of the power line, which is positioned outside the shell, is provided with a connector, and one end of the socket, which is far away from the circuit board, is provided with a slotting tool; according to the utility model, the socket is moved towards the direction of the circuit board along the sliding groove until the positioning groove is moved to the position of the second positioning pin and the second positioning pin is inserted into the positioning groove, so that the positioning of the socket and the storage of the slotting tool are realized, the problem that the slotting tool is exposed outside and easily damaged when the power adapter is placed in an idle state is avoided, the power line is wound through the annular storage groove, so that the storage of the power line is realized, the limiting pressing plate is driven by rotating the screw cap to cover the annular storage groove, the limiting pressing of the wound power line is realized, the power line is prevented from falling out after being stored, the appearance is attractive, the problem that the power line is easily wound due to overlong is also avoided, and the practicability is higher.

Description

Mixed modulation type switching voltage-stabilized power supply adapter

Technical Field

The utility model relates to the technical field of power adapters, in particular to a mixed modulation type switching voltage-stabilized power supply adapter.

Background

The power adapter is a power supply conversion device of small-sized portable electronic equipment and electronic appliances, the working principle of the power adapter is that alternating current input is converted into direct current output, along with the progress of science and technology, the electronic equipment is safer and more reliable in performance, the functions are continuously enhanced, the automation degree in use is higher and higher, along with the increasing emphasis of people on electrical safety and the wide application of low-voltage technology, more and more electronic equipment can not be separated from a power adapter, the power adapter can be classified into a pulse width modulation type switch voltage-stabilized power adapter, a frequency modulation type switch voltage-stabilized power adapter and a mixed modulation type switch voltage-stabilized power adapter according to a modulation mode, wherein the mixed modulation type switch voltage-stabilized power adapter can complete the adjustment and the stabilization of the amplitude of output voltage only by adjusting the oscillation frequency of conduction time, and can be widely applied.

The conventional mixed modulation type switch stabilized voltage supply adapter is single in structure, the slotting tool of the adapter cannot be telescopically accommodated, the slotting tool is always exposed when the power adapter is placed in an idle mode, so that the power adapter is easy to deform due to external force and further influences normal use, the damage rate is high, the conventional mixed modulation type switch stabilized voltage supply adapter is inconvenient to accommodate and place a power line, the power line is not attractive, the power line is easy to wind due to overlong, the use is inconvenient, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, an object of the present invention is to provide a switching regulator power adapter of a hybrid modulation type, which moves a socket along a chute toward a circuit board until a positioning groove moves to a position of a second positioning pin, and inserts the positioning groove through the second positioning pin, so as to position the socket and store a slotting tool, and winds a power line through an annular storage groove, so as to store the power line, and drives a limiting pressing plate to cover the annular storage groove by rotating a screw cap, so as to limit and suppress the wound power line, and prevent the power line from falling out after being stored.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: a mixed modulation type switching voltage-stabilized power supply adapter comprises a shell, a circuit board is arranged in the shell, the two ends of the circuit board are respectively connected with a power line and a socket, one end of the power line outside the shell is provided with a connector, one end of the socket far away from the circuit board is provided with a slotting tool, one side of the shell close to the connector is provided with an annular accommodating groove, one side of the shell close to the socket is provided with a through hole matched with the socket, the socket is connected in the shell in a sliding way, the front side and the rear side of the socket are both provided with positioning grooves, the front side wall and the rear side wall of the shell are both provided with first positioning pins which are matched with the positioning grooves in a sliding way, be equipped with the second locating pin that slides and run through the shell between first locating pin and the circuit board, one side that first locating pin and second locating pin are located the shell inside all is equipped with the baffle, one side that the baffle is close to the shell inner wall is passed through spacing spring and shell inner wall connection.

The further improvement lies in that: the upper and lower both ends of socket all the symmetry be fixed with the draw runner, the inside upper and lower inner wall that is close to socket one side of shell all sets up the spout that matches with the draw runner, the one end that the draw runner is close to the spout extends to in the spout.

The further improvement lies in that: the annular is accomodate the groove about both sides all seted up the cavity, the cavity is inside to be equipped with through the rotatory lead screw of cap drive soon, the screw thread has cup jointed the thread piece on the lead screw, one side that the thread piece is close to the connector is fixed with the connecting block that extends to the shell outside, the one end that the thread piece was kept away from to the connecting block is fixed with the limiting plate.

The further improvement lies in that: both sides all are fixed with the slider around the screw thread piece, all set up the slide rail that matches with the slider on the inner wall around the cavity, the slider extends to in the slide rail.

The further improvement lies in that: the radiating holes are formed in the front side wall and the rear side wall of the shell and are distributed on the shell in an equidistant and symmetrical mode, and dust filter screens are arranged in the radiating holes.

The utility model has the beneficial effects that: the socket comprises a shell, the socket is moved towards the direction of a circuit board along a sliding groove until a positioning groove is moved to the position of a second positioning pin and is inserted into the positioning groove through the second positioning pin, so that the positioning of the socket and the storage of a slotting tool are realized, the problem that the slotting tool is exposed outside and is easily damaged when a power adapter is placed in an idle mode is avoided, a power line is wound through an annular storage groove, so that the storage of the power line is realized, a screw rod is driven to rotate through a rotary screw cap, a threaded block on the screw rod drives a connecting block to move towards the annular storage groove, and a limiting pressing plate is driven to cover the annular storage groove, so that the limiting pressing of the wound power line is realized, the power line is prevented from falling out after being stored, the appearance is attractive, the problem that the power line is easily wound due to overlong is also avoided, and the practicability is high.

Drawings

FIG. 1 is a front view of a first embodiment of the present invention;

FIG. 2 is a side view of a first embodiment of the present invention;

FIG. 3 is a side cross-sectional view of a first embodiment of the present invention;

FIG. 4 is a top cross-sectional view of a first embodiment of the present invention;

fig. 5 is a top sectional view of a second embodiment of the present invention.

Wherein: 1. a housing; 2. a circuit board; 3. a power line; 4. a socket; 5. a connector; 6. inserting a cutter; 7. an annular receiving groove; 8. positioning a groove; 9. a first positioning pin; 10. a second positioning pin; 11. a baffle plate; 12. a limiting spring; 13. a slide bar; 14. a chute; 15. a cavity; 16. screwing the cap; 17. a screw rod; 18. a thread block; 19. connecting blocks; 20. a limiting pressure plate; 21. a slider; 22. a slide rail; 23. heat dissipation holes; 24. a protective cover; 25. and a threaded connecting ring.

Detailed Description

In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

Example one

Referring to fig. 1, 2, 3 and 4, the present embodiment provides a mixed modulation type switching regulated power supply adapter, which includes a housing 1, a circuit board 2 is installed in the housing 1, two ends of the circuit board 2 are respectively connected to a power line 3 and a socket 4, a connector 5 is disposed at an end of the power line 3 located outside the housing 1, a blade 6 is disposed at an end of the socket 4 away from the circuit board 2, an annular accommodating groove 7 is disposed at a side of the housing 1 close to the connector 5, the power line 3 is wound through the annular accommodating groove 7, so as to accommodate the power line 3, a through hole matching the socket 4 is disposed at a side of the housing 1 close to the socket 4, the socket 4 is slidably connected inside the housing 1, positioning grooves 8 are disposed at front and rear sides of the socket 4, first positioning pins 9 matching the positioning grooves 8 are slidably disposed on front and rear side walls of the housing 1, a second positioning pin 10 slidably penetrates through the housing 1 is disposed between the first positioning pins 9 and the circuit board 2, first locating pin 9 and second locating pin 10 all are equipped with baffle 11 in the inside one side of shell 1, baffle 11 is close to one side of shell 1 inner wall and is passed through spacing spring 12 and shell 1 inner wall connection, all outwards extract suitable distance with first locating pin 9 and second locating pin 10, then move socket 4 along with spout 14 to circuit board 2 direction, until locating slot 8 removes the position to second locating pin 10, slotting tool 6 accomodates to shell 1 this moment, loosen second locating pin 10 again and make its inside resilience under spacing spring 12's effect, and insert locating slot 8, realize the location of socket 4 and the accomodating of slotting tool 6, avoided slotting tool 6 to expose outside and the problem of easy damage.

The upper and lower both ends of socket 4 are all fixed with draw runner 13 symmetrically, and the inside upper and lower inner wall that is close to socket 4 one side of shell 1 all sets up the spout 14 that matches with draw runner 13, and in draw runner 13 extended to spout 14 near the one end of spout 14, it was spacing to carry out draw runner 13 through spout 14 to make socket 4 can be at the inside stable sliding displacement of shell 1.

Cavity 15 has all been seted up to both sides about the groove 7 is accomodate to the annular, cavity 15 inside is equipped with through screwing the rotatory lead screw 17 of cap 16 drive, screw thread has cup jointed screw block 18 on the lead screw 17, one side that screw block 18 is close to connector 5 is fixed with the connecting block 19 that extends to the shell 1 outside, the one end that screw block 18 was kept away from to connecting block 19 is fixed with limit clamp plate 20, it rotates to revolve cap 16 drive lead screw 17, make screw block 18 on the lead screw 17 take connecting block 19 to accomodate the groove 7 to the annular and remove, and drive limit clamp plate 20 and accomodate groove 7 cover with the annular, realize the spacing suppression to winding power cord 3, fall out after avoiding power cord 3 to accomodate.

Both sides all are fixed with slider 21 around the screw block 18, all offer the slide rail 22 that matches with slider 21 on the inner wall around the cavity 15, and slider 21 extends to slide rail 22 in, carries on spacingly to slider 21 through slide rail 22 to make screw block 18 more stable at the removal in-process.

All seted up louvre 23 on the wall of shell 1's the front and back both sides, louvre 23 is the equidistance symmetric distribution on shell 1, is equipped with the dust filter screen in the louvre 23, has improved power adapter's radiating effect through louvre 23, plays the effect of separation dust through the dust filter screen.

Example two

According to fig. 5, a protective cover 24 is connected to one side of the housing 1 far away from the connector 5 through a screw thread, a screw thread connecting ring 25 is fixed to one end of the protective cover 24 close to the housing 1, an external screw thread is arranged on the screw thread connecting ring 25, a screw thread connecting groove matched with the screw thread connecting ring 25 is formed in the joint of the housing 1 and the protective cover 24, an internal screw thread matched with the external screw thread is arranged in the screw thread connecting groove, the extending end of the slotting tool 6 on one side of the housing 1 is protected through the protective cover 24, the slotting tool 6 is protected, and external dust is prevented from entering the inside of the housing 1.

When the plug-in knife 6 of the power adapter needs to be accommodated, the first locating pin 9 and the second locating pin 10 are pulled out by a proper distance, then the socket 4 moves towards the direction of the circuit board 2 along the sliding groove 14 until the locating groove 8 moves to the position of the second locating pin 10, at the moment, the plug-in knife 6 is accommodated in the shell 1, then the second locating pin 10 is loosened to rebound inwards under the action of the limiting spring 12 and is inserted into the locating groove 8, the socket 4 and the plug-in knife 6 are accommodated, when the plug-in knife 6 needs to be extended out, the socket 4 is pulled out and the socket 4 is located by the first locating pin 9, when the power wire 3 needs to be accommodated, the power wire 3 is wound in the annular accommodating groove 7, then the screw cap 16 is rotated to drive the screw rod 17 to rotate, so that the thread block 18 on the screw rod 17 drives the connecting block 19 to move towards the annular accommodating groove 7 and drive the limiting pressing plate 20 to cover the annular accommodating groove 7, the realization is to the spacing suppression of winding power cord 3 to accomplish the work of accomodating of power cord 3.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the details of the foregoing embodiments, which are provided to illustrate the principles of the utility model, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A mixed modulation type switching voltage-stabilized power supply adapter is characterized in that: including shell (1), install circuit board (2) in shell (1), circuit board (2) both ends are connected with power cord (3) and socket (4) respectively, power cord (3) are located shell (1) outer one end and are equipped with connector (5), the one end that circuit board (2) were kept away from in socket (4) is equipped with slotting tool (6), shell (1) is close to one side of connector (5) and has been seted up annular and accomodate groove (7), the through-hole that matches with socket (4) is seted up to one side that shell (1) is close to socket (4), socket (4) sliding connection is inside shell (1), constant head tank (8) have all been seted up to both sides around socket (4), all slide on the both sides wall around shell (1) and run through have first locating pin (9) that match with constant head tank (8), be equipped with the second locating pin (a) (the) that slide runs through shell (1) between first locating pin (9) and circuit board (2), (the 10) The positioning structure comprises a shell (1), a first positioning pin (9) and a second positioning pin (10) are arranged on one side of the inner portion of the shell (1) and are provided with baffle plates (11), and one side, close to the inner wall of the shell (1), of each baffle plate (11) is connected with the inner wall of the shell (1) through a limiting spring (12).

2. A mixed modulation type switching regulator power adapter according to claim 1, characterized in that: the upper and lower both ends of socket (4) are all fixed with draw runner (13) symmetrically, inside upper and lower inner wall that is close to socket (4) one side of shell (1) all offers spout (14) with draw runner (13) matching, the one end that draw runner (13) are close to spout (14) extends to in spout (14).

3. A mixed modulation type switching regulator power supply adaptor according to claim 1, wherein: cavity (15) have all been seted up to both sides about groove (7) are accomodate to the annular, cavity (15) inside is equipped with through revolving cap (16) drive rotatory lead screw (17), screw thread cover has threaded block (18) on lead screw (17), one side that threaded block (18) are close to connector (5) is fixed with connecting block (19) that extend to shell (1) outside, the one end that threaded block (18) were kept away from in connecting block (19) is fixed with limiting plate (20).

4. A mixed modulation type switching regulator power supply adaptor according to claim 3, wherein: both sides all are fixed with slider (21) around screw block (18), slide rail (22) that match with slider (21) are all seted up on the front and back inner wall of cavity (15), slider (21) extend to in slide rail (22).

5. A mixed modulation type switching regulator power adapter according to claim 1, characterized in that: all seted up louvre (23) on the wall of the front and back both sides of shell (1), louvre (23) are the equidistance symmetric distribution on shell (1), be equipped with the dust filter screen in louvre (23).