CN101286582A - Direct insertion type wireless mobile phone charger - Google Patents

Abstract

The invention relates to a direct-insertion type wireless mobile phone charger which is convenient to use and simple in structure and can be conveniently suitable for mobile phones of different specifications, and the direct-insertion type wireless mobile phone charger comprises a shell, a charging power supply and a connector, wherein the connector consists of a mobile phone plug, a rigid body and an output plug; the rigid body in the middle of the connector is matched with a guide positioning hole arranged in the shell, and the output plug in the lower part of the connector is matched with an output socket fixed at the bottom of the guide positioning hole; the power input pin on the charger shell is inserted into a commercial power socket, then the mobile phone plug on the connector is inserted into the mobile phone charging jack, the rigid body of the connector is inserted into the guiding positioning hole of the shell by the handheld mobile phone, the output plug at the lower part of the connector can be smoothly inserted into the output socket, and the commercial power is transformed and rectified into the charging voltage suitable for the mobile phone battery by the charging power supply, and then is sent into the mobile phone battery through the output socket, the output plug and the mobile phone plug to charge the mobile phone battery.

Description

Direct plug-in wireless mobile phone charger

technical field

The invention relates to an in-line wireless mobile phone charger.

Background technique

The existing mobile phone charger includes a shell, a charging power supply and a charging line, wherein the charging power supply can be a transformer and a rectifier circuit or directly use a switching power supply for voltage transformation and rectification. One end of the charging line is electrically connected to the charging power supply, and the other end is provided with a mobile phone plug. , when using, insert the mobile phone plug on the charging line into the jack of the mobile phone, and the mobile phone can be charged after the charging power is connected. The disadvantage is that the charging line is not beautifully placed and inconvenient to use.

In the Chinese patent CN2403133Y published on October 25, 2000, a "wall plug-in mobile phone charger" is disclosed. The charger includes: an insertion slot on the top, and a plug on one side wall. Wherein the insertion slot is concave, and the inside can be used for charging or discharging a mobile phone or a battery. The plug protrudes from one side of the wall, and an electronic circuit is arranged inside the charger body; Plug the electrical appliance directly into the wall outlet. This plug-in mobile phone charger corresponds to the phone model one by one, and different models of phones cannot use the same charger, which has poor adaptability. When the user changes the phone, the whole charger must be replaced at the same time, thereby causing waste.

Contents of the invention

The purpose of the present invention is to solve the problems existing in the existing mobile phone chargers because of the charging line, which is not beautiful, inconvenient to use, or poor in adaptability, and to provide a mobile phone charger that is easy to use, simple in structure, and can be easily adapted to different specifications. In-line wireless phone charger for model phones.

The technical solution to achieve the purpose of the present invention is: an in-line wireless mobile phone charger, including a housing and a charging power supply, wherein the charging power supply is fixed in the housing, and the power input pin of the charging power supply is fixed in the The back of the housing is characterized in that it also includes a connector, which is composed of upper, middle and lower parts, wherein the upper part is a mobile phone plug matching the charging jack of the mobile phone, the lower part is an output plug, and the middle part is a rigid body , the mobile phone plug and the output plug are electrically connected through electric wires hidden in the rigid body; a guiding positioning hole with an upward opening is arranged in the housing, and an output socket is fixed at the bottom or the lower side of the guiding positioning hole, and the output socket It is electrically connected with the output circuit of the charging power supply; after the rigid body in the middle of the connector is inserted into the guide positioning hole, its vertical outer wall is positioned by the guide positioning hole so that the mobile phone plug firmly supports the mobile phone , so that the connector cannot swing radially, and the output plug at the lower part of the connector matches the output socket; when in use, insert the power input pin on the charger shell into the mains power socket on the wall, and then plug the Insert the mobile phone plug on the upper part of the connector into the charging jack of the mobile phone to be charged, hold the mobile phone and insert the rigid body of the connector into the guide positioning hole of the housing, and the output plug on the lower part of the connector can be smoothly inserted into the output socket , the outer wall of the rigid body in the vertical direction is positioned by the guide positioning hole and cannot swing in the horizontal direction, so that the mobile phone plug firmly supports the mobile phone and prevents the mobile phone from swinging; the mains power flows through the power input pin and enters After the charging power supply, it is transformed and rectified by the charging power supply into a charging voltage suitable for the battery of the mobile phone, and then sent into the battery of the mobile phone through the output socket, the output plug and the plug of the mobile phone to charge the battery of the mobile phone. The side wall of the connector acts as a positioning function, so the connector can firmly support the mobile phone, and there is no need to worry that the mobile phone will be dropped due to the swing of the connector. After the mobile phone is fully charged, just pull out the mobile phone. The friction force between the charging jacks of the mobile phone is greater than the sum of the friction force between the output plug and the output socket plus the friction force between the rigid body and the guide positioning hole, then the connector is taken out together with the mobile phone and then pulled out from the mobile phone. Can. The rigid body makes a rigid connection between the mobile phone plug and the output plug. The output plug and the output socket can exchange positions, that is, the output socket is arranged at the bottom of the connector, and the output plug is fixed at the bottom of the guide positioning hole. The mobile phone plugs on the connector are matched with the corresponding mobile phone charging jacks, because different manufacturers have different mobile phone charging jacks, so when the user changes another type of mobile phone, he only needs to replace the corresponding connector. , without changing the whole charger; wherein the different connectors are only the top mobile phone plug is different, and the output plug at the bottom is unchanged, it can be a USB plug (the corresponding output socket should be a USB socket at this time). The advantage of adopting a detachable structure between the connector and the housing in the present invention is that the connector can be taken out from the housing to facilitate the docking of the mobile phone plug on the connector with the charging jack of the mobile phone; If it is fixed, you can only hold the mobile phone so that the charging jack is facing the mobile phone plug and insert it. However, because the volume of the mobile phone is larger than the volume of the mobile phone plug, the mobile phone blocks the view of the end of the mobile phone plug during the docking process. Therefore, there is no positioning mechanism. Under the circumstances, it is very difficult to smoothly connect the charging jack with the mobile phone plug.

The in-line wireless mobile phone charger is characterized in that a main power switch is fixed in the housing, the main power switch is connected in series between the input pin of the power supply and the charging power supply, and the movement of the switch lever of the main power switch end into the guide positioning hole, when the rigid body of the connector is pushed into the guide positioning hole on the housing, the rigid body pushes the switch lever to close the main power switch and connect the Input circuit for charging power. After the charging is completed, the rigid body is separated from the guide positioning hole, the main power switch is reset and the input circuit of the charging power is cut off, so that when the charger is not charging, the charging power stops working, preventing the charger from being plugged into the mains socket for a long time When the power is turned on for a long time, the power waste is caused.

The in-line wireless mobile phone charger is characterized in that after the rigid body of the connector is inserted into the guide positioning hole, the upper side of the rigid body is flush with the peripheral plane of the guide positioning hole. The advantage is that the upper side of the rigid body and the upper side of the housing together support the shell of the mobile phone, preventing the weight of the mobile phone from fully acting on the plug of the mobile phone.

The in-line wireless mobile phone charger is characterized in that the housing is composed of a cover and a bottom plate, and the guide positioning hole is set in the cover or the base plate, that is, the guide positioning hole and the cover or the base plate are formed at one time. The face cover and the bottom plate are fixed to each other by screws, or both are fixed by ultrasonic welding or glued together.

The in-line wireless mobile phone charger is characterized in that the housing is composed of a cover, a bottom plate and a seat cover, and the seat cover is sandwiched between the cover and the bottom plate. The face cover and the bottom plate are fixed to each other with screws, or both are fixed with ultrasonic welding.

The in-line wireless mobile phone charger is characterized in that a detachable support block is provided on one side of the housing, and the upper side of the support block supports the part of the charging mobile phone protruding out of the housing. When the charging jack of the mobile phone to be charged is arranged on one side of the mobile phone, the support block can be fixed on the housing to support the part of the mobile phone that stretches out of the housing, so as to prevent the center of gravity of the mobile phone from falling outside the housing.

The in-line wireless mobile phone charger is characterized in that the support block and the housing are fixed with screws.

The in-line wireless mobile phone charger is characterized in that there is a card slot on one side of the housing, and a card foot is provided on the support block, and the card feet on the support block are inserted into the card slot to fix the two to each other .

The in-line wireless mobile phone charger is characterized in that the card slot is a dovetail slot.

The in-line wireless mobile phone charger is characterized in that the casing is provided with a storage cavity slightly larger than the support block. When not using the support block, place the support block in the storage cavity.

The in-line wireless mobile phone charger is characterized in that the housing is composed of a face cover and a bottom plate, the guide and positioning hole is arranged in the face cover, and the storage cavity is arranged between the guide and positioning hole and the face cover between the front walls. The advantage is that the storage cavity just hollows out the material between the guide positioning hole and the front wall of the cover, so that the plug of the mobile phone can be as close as possible to the bottom plate, and the center of gravity of the charger after the mobile phone is plugged in is close to the power input pin, thereby reducing The gravity of both the charger and the mobile phone acts on the mains socket through the power input pin, so that the charger is not easy to fall off from the mains socket.

Due to the adoption of the technical scheme of the present invention, when in use, the mobile phone plug on the connector can be inserted into the charging jack of the mobile phone first, and then the mobile phone can be held in hand to insert the connector into the guide positioning hole in the housing, without The use of charging wires overcomes the problem of indecentness caused by too long charging wires in existing mobile phone chargers, and the connector can be separated from the housing, which is convenient for the plug of the mobile phone to be inserted into the charging jack, and is extremely convenient to use; even if it is For mobile phones with different plugs, the connector can be easily replaced without replacing the entire charger, which avoids waste and saves resources; the main power switch with the switch rod inserted into the guide positioning hole can be stopped after the connector is pulled out It not only prevents the charger plugged into the socket for a long time to be powered on for a long time and waste electric energy, but also makes the charger not need to be in the power state for a long time to shorten the service life.

Description of drawings

The present invention will be further described below in conjunction with drawings and embodiments.

Fig. 1 is a three-dimensional exploded view of an embodiment of the in-line wireless mobile phone charger of the present invention.

Fig. 2 is a schematic diagram of the state of the embodiment of Fig. 1 in use.

Fig. 3 is a three-dimensional schematic diagram of another mobile phone positioning seat used in the in-line wireless mobile phone charger of the present invention.

Fig. 4 is a schematic diagram of the interconnection between the bottom plate and some components in the embodiment of Fig. 1 .

FIG. 5 is a perspective enlarged view of another angle of the connector 3 in the embodiment of FIG. 1 .

FIG. 6 is a perspective enlarged view of another angle of the mobile phone positioning seat 6 in the embodiment of FIG. 1 .

FIG. 7 is a perspective enlarged view of another angle of the connector 4 in the embodiment of FIG. 1 .

Fig. 8 is a perspective enlarged view of another angle of the mobile phone positioning seat 5 in the embodiment of Fig. 1 .

FIG. 9 is a schematic diagram of the mutual positional relationship of the internal structures of the connector 3 inserted into the through hole in the positioning column of the mobile phone positioning seat 6 in the embodiment of FIG. 1 .

FIG. 10 is a schematic diagram of the mutual positional relationship of the internal structures after the upper part of the connector 4 extends into the through hole in the positioning column of the mobile phone positioning seat 5 in the embodiment of FIG. 1 .

FIG. 11 is a perspective enlarged view of the slider 24 in the embodiment of FIG. 1 .

Fig. 12 is a three-dimensional exploded view of another embodiment of the in-line wireless mobile phone charger of the present invention.

Fig. 13 is a schematic diagram of the use state of the embodiment in Fig. 12 .

Fig. 14 is a three-dimensional enlarged view after a part of the seat cover is cut off after the main power switch is fixed in the embodiment of Fig. 12 .

Fig. 15 is a perspective view from another angle of Fig. 14 .

Fig. 16 is a perspective view of another connector used in the embodiment of Fig. 12 .

Fig. 17 is a perspective view of another usage state of the embodiment of Fig. 12 .

Fig. 18 is a perspective view of the standby state in Fig. 17 .

Fig. 19 is a schematic diagram of the relative installation positions of the seat cover, the main power switch and the bottom plate in Fig. 12 .

Fig. 20 is a perspective view from another angle of the bottom plate in Fig. 12 .

Fig. 21 is a perspective view from another angle of the cover in Fig. 12 .

Fig. 22 is a three-dimensional exploded view of another embodiment of the in-line wireless mobile phone charger of the present invention.

Fig. 23 is a perspective view of another angle of the cover in the embodiment of Fig. 22 .

Fig. 24 is a perspective view of the connector, the output socket and the main power switch in Fig. 22 after being installed in the bottom plate.

Fig. 25 is a schematic diagram of a part of the bottom plate in Fig. 24 being cut away.

Fig. 26 is a perspective view of Fig. 22 after installation.

Fig. 27 is a perspective view from another angle of the face cover in the embodiment of Fig. 32 .

Fig. 28 is a perspective view from another angle of the bottom plate in the embodiment of Fig. 32 .

Fig. 29 is a three-dimensional exploded view of another embodiment of the in-line wireless mobile phone charger of the present invention.

Fig. 30 is a perspective view of another angle of the face cover in the embodiment of Fig. 29 .

Fig. 31 is a perspective view from another angle of Fig. 30 .

Fig. 32 is a perspective view of the embodiment in Fig. 29 after the main power switch and the output socket are installed on the face cover and part of the face cover is cut off.

Fig. 33 is a perspective view of the embodiment in Fig. 29 after the swing foot and the spring seat are installed into the bottom plate.

Fig. 34 is a perspective enlarged view of another angle of the support block in Fig. 29 .

Fig. 35 is a schematic view of the use state of the embodiment in Fig. 29 .

Fig. 36 is a three-dimensional exploded view of another embodiment of the in-line wireless mobile phone charger of the present invention.

Fig. 37 is a perspective enlarged view of another angle of the support block in Fig. 36 .

Fig. 38 is a sectional view of the internal structure of the face cover in the embodiment of Fig. 39.

Fig. 39 is a diagram of the use state of another embodiment of the in-line wireless mobile phone charger of the present invention.

Fig. 40 is a perspective view from another angle after the mobile phone in Fig. 39 is pulled out.

Marking in the figure, 6, mobile phone seat, 603, gap, 604, side hole, 602, side hole, 61, positioning column, 303, 304, rib, 3, connector, 305, mobile phone plug, 302, rib, 306 , gap, 301, output plug, 5, mobile phone positioning seat, 502, gap, 501, positioning column, 403, mobile phone plug, 402, downgrade, 404, outer wall, 4, connector, 401, output plug, 241, inclined plane , 202, guide positioning wing, 201, guide positioning wing, 22, output socket, 242, handle, 25, power input pin, 24, slide block, 243, shaft, 2, bottom plate, 21, output socket, 23, slide block , 203, card board, 104, mobile phone plug protruding hole, 103, handle protruding hole, 105, mobile phone plug protruding hole, 102, mounting hole, 1, face cover, 101, switch protruding hole, 20, power supply Main switch, 71, 72, mobile phone, 81, box body, 82, panel, 05, mobile phone positioning seat, 051, positioning column, 052, hole; A61, mobile phone plug, A6, connector, A53, guide positioning hole, A52 , ring rib, A5, seat cover, A51, hole, A41, jack, A4, output socket, A42, terminal lug, A14, side wall, A12, pressure block, A1, bottom plate, A11, power input pin, A2, Cover, A21, retaining wing, A10, ground pin, A13, limit wing, A3, main power switch, A31, switch lever, A54, mounting plate, A62, output plug, A63, groove, A01, mobile phone, A500, hole, A50, through hole, A501, seat cavity, B6, connector, B61, mobile phone plug, B62, output plug, A02, mobile phone, A15, groove, A22, pressure column, A23, limit wing, A24, Slot, A25, side wall; C51, mobile phone plug, C5, connector, C52, output plug, C13, guide positioning hole, C12, hole, C1, bottom plate, C4, main power switch, C3, output socket, C41, switch Rod, C11, cavity, C21, jack, C2, cover, C22, pressure block; D61, mobile phone plug, D6, rigid body, D62, output plug, D0, square hole, D1, bottom plate, D11, installation groove , D51, ground wire pin, D5, swing pin, D52, outer end, D59, spring seat, D3, output socket, D4, main power switch, D41, switch lever, D21, guide positioning hole, D23, storage cavity, D22 , card slot, D2, cover, D7, support block, D71, card foot, D24, pressure block, D25, seat cavity, D000, hole, D01, mobile phone; E3, support block, E31, card foot, E22, support Face, E21, card slot, E2, face cover; F1, face cover, F11, guide positioning hole, F14, retaining wing, F13, through hole, F12, seat cavity, F01, mobile phone.

Detailed ways:

Embodiment 1, see Fig. 1, described in-line wireless mobile phone charger, its housing is made up of face cover 1 and bottom plate 2, wherein charging power supply is the switching power supply that is arranged on the circuit board, and this circuit board (not shown in the figure Draw) is arranged in the cavity between the face cover and the bottom plate, the switch bar of the main power switch (referring to the main power switch 20 in Fig. 2) on the circuit board stretches out through the switch protruding hole 101 on the face cover 1 ;The in-line wireless mobile phone charger has two connectors 3 and 4, which can charge two mobile phones at the same time; here is a detailed description of one of the connectors - connector 4 and its corresponding guide positioning hole: Wherein the guide positioning wings 201,202 on the base plate 2 and the inner side of the base plate 2 and the inner side of the face cover 1 surround the guide positioning hole described in the present invention, and the guide positioning hole is respectively connected with the outer wall 404 of the connector 4 bottom and the location of the mobile phone positioning seat 5 The column 501 is matched, the mobile phone plug 403 and the output plug 401 are rigidly fixed on the upper and lower ends of the connector 4 respectively, the output plug 401 is matched with the output socket 22 fixed on the bottom plate, and the drop 402 on the top of the connector 4 is connected to the mobile phone positioning seat 5 The inner through hole of the positioning column 501 of the lower end matches, and the mobile phone plug 403 passes through the through hole in the positioning column 501 and stretches into the mobile phone positioning seat 5 inner cavity (seeing figure 10); Among Fig. 1, the positioning column 501 on the mobile phone positioning seat 5 The left side is provided with a gap 502 to match the front end of the slide block 24 in the base plate 2. The slide block 24 is arranged between the guide positioning wing 202 and the clamping plate 203, and a spring is sleeved in the shaft 243 of the slide block 24 (not shown in the figure). ) Make the two ends of the spring bear against the clamping plate 203 and the slider 24 respectively, the handle 242 on the slider protrudes through the handle extension hole 103 on the cover 1 (see Figure 2), and the process of inserting the connector 4 downward The inner and outer walls 404 press against the slope 241 on the slider to make the slider slide to the left against the elastic force of the spring until the output plug 401 is inserted into the output socket 22, and the slider returns to the state shown in Figure 1 under the force of the spring, and then the mobile phone is positioned The positioning post 501 of the seat 5 is pushing down against the step 402 on the connector, so that the through hole in the positioning post covers the upper end of the step 402, and the lower end of the positioning post 501 presses the slope 241 of the slider so that the slider Slide left until the notch 502 on the positioning post falls into the front end of the slider, and the right end of the slider presses the engaging surface on the lower side of the notch 502. At this time, because the right end of the slider 24 blocks the notch 502, the mobile phone positioning seat 5 cannot be separated from the housing, because the lower end of the positioning column 501 presses the upper end of the connector outer wall 404, so that the connector outer wall 404 is sandwiched between the positioning column 501 and the output socket 22, so the connector 4 cannot be separated from the housing. When replacing the mobile phone positioning seat and connector, you only need to turn the handle 242 extending out of the cover 1 to the left, so that the right end of the slider 24 is separated from the notch 502, and then the mobile phone positioning seat 5 and the connector 4 can be moved upward respectively. Draw out; Similarly, the output plug 301 of another connector 3 lower end on the left upper part in Fig. The ribs 302, 304 protruding radially are respectively matched with the side holes 604, 602 provided on the top of the positioning post 61, and gaps 603 and 306 are respectively provided at the same positions of the positioning post 61 and the connector 3 to connect with the left end of the slider 23. Matching, the positioning hole matched with the positioning column 61 and the connector 3 is also made of the base plate and the guide positioning wing and the cover on it, but when in use, the mobile phone positioning seat 6 must be inserted into the positioning hole first, and then the connector 3. Insert it along the through hole in the positioning column 61 above the positioning seat of the mobile phone, so that the ribs 302, 304 on the connector press the inner wall of the positioning hole through the side holes 604, 602 on the positioning column 61 respectively. At this time, the left end of the slider 23 slides In the gaps 603 and 306 of the positioning column and the connector, the mobile phone positioning seat 6 and the connector 3 are stuck, thereby both are locked on the housing, and the mobile phone plug 305 is located in the mobile phone positioning seat 6 (see FIG. 9 ), When replacing the mobile phone positioning seat and connector, you only need to dial right through the handle extending out of the cover on the slider 23, so that the left end of the sliding block 23 is separated from the gaps 306 and 603, and the connector 3 can be pulled out when the mobile phone positioning seat 6 is drawn out. Pull out together. When inserting the mobile phone positioning seat in the housing, the mobile phone positioning seat 5 and 6 are inserted through two mobile phone plugs on the upper side of the face cover 1 and protruding from the holes 105 and 104 respectively.

See Fig. 2, the mobile phone positioning seat 5 is a basin-shaped body, and its inner chamber matches with the lower end of the mobile phone 72, and the front, rear, left and right of the mobile phone 72 are respectively positioned, which is equivalent to the positioning plate on the front side of the mobile phone and the rear side of the mobile phone. plate, the mobile phone left side positioning plate and the mobile phone right side positioning plate, the charging jack on the lower end face of the mobile phone 72 is matched with the mobile phone plug 403 in Fig. 1; Mobile phone rear side positioning board and mobile phone right side positioning board, the downward side of mobile phone 71 is provided with charging jack and matches with the mobile phone plug 305 among Fig. 1; Among Fig. 2, panel 82 and box body 81 constitute the socket of mains power supply , wherein the box body 81 is fixed on the wall, and two screws are respectively passed through the two mounting holes 102 on the charger, and then passed through the panel 82 and then threadedly coupled with the screw holes in the box body 81 to fix the charger, wherein Two power supply input pins 25 provided on the base plate 2 in FIG. 1 are directly inserted into the socket in the panel 82 of FIG. 2 to connect with the commercial power supply.

In the embodiment of Fig. 1, the output sockets 21 and 22 are respectively electrically connected to the charging power output terminals installed on the circuit board in the cavity between the face cover 1 and the base plate 2, and the guide positioning wings 201 and 202 in the base plate 2, The card board 203 and the output socket 22 can also be arranged on the back of the cover 1, the output sockets 21 and 22 can be USB sockets, and the output plugs 301 and 401 at the lower ends of the corresponding connectors 3 and 4 are USB plugs.

In the embodiment of Fig. 1, the extension direction of the mobile phone plug is upward, and the opening direction of the positioning hole surrounded by the guide positioning wings 201 and 202, the bottom plate 2, and the inside of the cover 1 is also upward.

Fig. 3 is a three-dimensional schematic diagram of another mobile phone positioning seat used in the in-line wireless mobile phone charger of the present invention, a positioning post 051 is set on the side of the hole 052 at the bottom of the mobile phone positioning seat 05, and the slider 24 in Fig. 1 Its associated clamping plate 203 is moved to the left or deleted, and a hole matched with the positioning column 051 can be opened at the corresponding position on the upper side of the cover 1. At this time, the connector 4 in Fig. 1 can be continued to be used. The mobile phone plug 403 on the 4 passes the bottom of the mobile phone positioning seat 05 through the hole 052 and stretches upwards. If corresponding breach is offered on the left side of positioning post 051 to match with the slide block 24 moved to the left in Fig. 1, then the mobile phone positioning seat can also be locked in the face cover by utilizing the slide block.

Embodiment 2, see Fig. 12, the described in-line wireless mobile phone charger includes a shell made of a cover A2 and a bottom plate A1 and a charging power source not shown in the figure (this charging power source is a prior art, so in All do not describe in detail in each embodiment of the present invention), two power supply input pins A12 and a ground wire pin A10 of charging power supply are respectively fixed in the housing A1 and stretch out its back side, and connector A6 is connected by the mobile phone plug on the top A61, the rigid body in the middle and the output plug A62 in the lower part, wherein the rigid body in the middle of the connector is made of plastic, and there is a groove A63 in it to reduce the material of the rigid body; the main power switch A3 in Figure 12 is fixed on the socket The mounting plate A54 of the cover A5 (see Figure 14, wherein the switch lever A31 of the main power switch extends into the guide positioning hole A53 through the hole A500 on the side wall of the seat cover), and the output socket A4 is fixed in the seat cavity of the seat cover A5 In A501 (see Figure 15), its two wiring lugs A42 protrude through the hole A51 (as shown in Figure 14), and the seat cover A5 is fixed in the base plate A1 (as shown in Figure 19); see Figure 20, the base plate A1 is set The slot A15 surrounded by the limiting wing A13 and the side wall A14 is turned to Figure 21, and the surface cover is also provided with the slot A24 surrounded by the limiting wing A23 and the side wall A25. The slot A15 in Figure 20 and the slot A24 in Figure 21 are set in The seat cover is fixed on both sides of the annular rib A52 of the seat cover A5 in Figure 1; back to Figure 1, the two pressure blocks A12 on the bottom plate A1 withstand the outer side of the output socket A4 to prevent the output socket from sliding out of the seat cover, while the surface The inner side of the cover A2 is provided with two pressure columns A22 (see Figure 21, the pressure column A22 presses the other side of the seat cover A5, so that the seat cover is positioned by the pressure column A22 and the pressure block A12 on the bottom plate in Figure 1 and cannot swing ), the rigid body in the middle of the connector A6 matches the guide positioning hole A53 on the seat cover, and the face cover A2 and the bottom plate A1 are welded together by ultrasonic waves; when in use, hold the rigid body in the middle of the connector A6 and hold the mobile phone The plug A61 is being inserted into the charging jack on the mobile phone to be charged, and then hold the mobile phone and press the output plug A62 and the rigid body of the connector A6 against the guide positioning hole A63 on the seat cover A5, then the output plug A62 passes through Insert the through hole A50 in Figure 14 into the jack A41 of the output socket A4 in Figure 1, and at the same time, the rigid body in the middle of the connector A6 presses down the switch lever A31 in Figure 14, so that the main power switch A3 is connected to the charging power Figure 13 and Figure 17 are diagrams of the usage state when the charger shown in Figure 1 is installed and the mobile phone jack is set on the side wall and the lower wall of the mobile phone to charge the mobile phone. At this time, the connector is inserted into the guide positioning hole Finally, the upper side of the rigid body is flat with the upper side of the housing (see Figure 18), that is, the upper side of the rigid body of the connector is flat with the peripheral plane of the guide positioning hole (actually the height of the rigid body of the connector same depth as the guide locating hole).

Figure 18 is a perspective view of the charger in the standby state. At this time, the connector A6 is placed on the upper side of the housing, the output plug of the connector is located in the guide positioning hole A53, and the rigid body in the middle of the connector is located outside the guide positioning hole. , make the switch lever A31 shown in FIG. 14 in the normal off state, thereby cutting off the input circuit of the charging power source.

Fig. 16 is a perspective view of another connector used in the embodiment of Fig. 12. In the figure, the upper part of the connector is a mobile phone plug B61, the middle part is a rigid body B6, and the lower part is an output plug B62.

Embodiment 3, see Figure 22, the housing of the in-line wireless mobile phone charger is composed of a cover C2 and a bottom plate C1, the guide positioning hole C13 is set in the bottom plate and is injection molded with the bottom plate at one time, the charging power supply The two power input pins and the ground pin are embedded in the mold during injection molding, so that each pin and the bottom plate are fixed to each other (see Figure 26); it can be seen from Figure 22 that there is also a seat cavity for placing the output socket C3 inside the bottom plate C11; the main power switch and output socket are installed on the bottom plate, and the view after the connector C5 is inserted into the guide positioning hole is shown in Figure 24, turn to Figure 25 (Figure 25 is a schematic diagram of the bottom plate in Figure 24 after being partially cut off), it can be seen, fixed The switch lever C41 on the main power switch C4 on the base plate is stretched into the guide positioning hole C13 through the hole C12 in Figure 22; in combination with Figures 23 and 24, the pressing block C22 in Figure 23 is used to press down in Figure 24 The output socket C3 installed on the seat cavity of the bottom plate; when the charger is in the standby state, the output plug of the connector can be inserted into the jack C21 on the cover in Figure 26; the principle of this embodiment is roughly the same as that of the second embodiment Same, only the guide and positioning holes in this embodiment are directly opened in the bottom plate, and compared with the second embodiment, a pair of molds are saved (the seat cover mold in the second embodiment is saved).

Embodiment 4, see Figure 29, differs from Embodiment 3 in two points. One is that the guide positioning hole is arranged on the cover; Secure connection prevents the charger from falling from the socket. In Fig. 29, the spring seat D59 snaps into the mounting groove D11 in the bottom plate D1, the ground wire pin D51 on the swing leg D5 protrudes from the back of the bottom plate through the square hole D0, and a spring is set between the swing leg and the spring seat to make it protrude. The outer end D52 of the swing leg outside the shell is subjected to upward elastic force, and the ground wire pin D51 is inserted into the ground wire jack of the mains socket and then rotates at an angle under the action of the spring to support the opposite wall of the ground wire jack, thereby increasing the distance between the ground wire pin and the ground wire jack. The friction between the ground wire jacks makes it difficult for the charger to fall from the mains socket. When you want to pull out the charger from the mains socket, you only need to use your hands to overcome the outer end D52 of the swing leg protruding from the housing. Push in the direction of the spring force so that the ground pin returns to the corresponding position of the standard three-pin plug; the rigid body in the middle of the connector D6 matches the guide positioning hole D21 of the cover D2, and the height of the rigid body matches the depth of the guide positioning hole Same, on one side of the cover, there is an upwardly opening draw-in groove D22 to match the clamping feet D71 on the support block D7. The peripheral plane of the guide positioning hole D21 mouth) is flat, so that the upper side of the support block D7 supports the mobile phone D01 in charging (as shown in Figure 35) together with the upper side of the housing; the guide positioning hole D21 and the cover D2 There is a storage cavity D23 between the front walls, and the support block D7 can be put into the storage cavity D23 when not in use; the length, height, and width of the support block D7 shown in Figure 29 are slightly smaller than the length, width, and width of the storage cavity D23 respectively. height, so that the support block put into the storage cavity will not be higher than the upper side of the cover; Fig. 27 and 28 are respectively perspective views of the bottom plate and the cover in Fig. 29 from another angle. It can be seen from Figures 30 and 32 that the output socket D3 matches the seat cavity D25, the switch rod D41 of the main power switch D4 fixed on the cover extends into the guide positioning hole D21 through the hole D000, and the pressing block D24 is used to press The pin D5 in FIG. 33 is used to limit the axial displacement of the ground pin; the relationship between the output plug and the output socket, the guide positioning hole and the rigid body of the connector in FIG. 29 is the same as that of the third embodiment.

Embodiment 5, see Figure 36. The difference between this embodiment and Embodiment 4 lies in the connection method between the support block and the housing. Figure 36 shows that a card slot E21 and a support block E3 are set on one side of the cover E2 The clamping foot E31 is matched, and the clamping groove E21 is equivalent to a dovetail groove, and the others are basically the same as those in the fourth embodiment, and will not be repeated here.

Embodiment 6, see Figure 39, differs from Embodiment 4 in that the guide hole is set at the lower front side of the cover F1, and the power supply pin adopts the same structure as that of Embodiment 2; the internal structure of the cover F1 is shown in Fig. 38. Below the guide positioning hole F11 is the seat cavity F12 for placing the output socket (not shown in the figure, refer to the above-mentioned embodiments). The output plug at the bottom of the connector not shown in the figure is inserted downward through the through hole F13 and The output socket is matched, and its use state diagram is shown in Figure 39, and its principle can be referred to above-mentioned each embodiment.

Claims (10)

1. An in-line wireless mobile phone charger, comprising a casing and a charging power supply, wherein the charging power supply is fixed in the casing, and the power input pin of the charging power supply is fixed on the back of the casing, its features It also includes a connector, which is composed of upper, middle and lower parts, wherein the upper part is a mobile phone plug matched with the charging jack of the mobile phone, the lower part is an output plug, and the middle part is a rigid body. The plug is electrically connected through the electric wire hidden in the rigid body; a guide positioning hole with an upward opening is set in the housing, and an output socket is fixed at the bottom or the lower side of the guide positioning hole, and the output socket is connected to the output of the charging power supply. The circuit is electrically connected; after the rigid body in the middle of the connector is inserted into the guide positioning hole, its vertical outer wall is positioned by the guide positioning hole so that the mobile phone plug firmly supports the mobile phone, and the output of the lower part of the connector The plug matches the output socket; after the mains power flows through the power input pin and enters the charging power source, it is transformed and rectified by the charging power source into a charging voltage suitable for the battery of the mobile phone, and then through the output socket and the output plug. , The mobile phone plug is sent into the mobile phone battery to charge the mobile phone battery. 2. The in-line wireless mobile phone charger according to claim 1, characterized in that a main power switch is fixed in the housing, the main power switch is connected in series between the power input pin and the charging power supply, and the power main switch The movable end of the switch rod of the switch extends into the guide positioning hole, and when the rigid body of the connector is pushed into the guide positioning hole on the housing, the rigid body pushes the switch rod to switch the main power switch Closing and turning on the input circuit of the charging power supply. 3. The in-line wireless mobile phone charger according to claim 1 or 2, characterized in that after the rigid body of the connector is inserted into the guide positioning hole, the upper side of the rigid body and the guide positioning hole The peripheral plane of the department is flat. 4. The in-line wireless mobile phone charger according to claim 1 or 2, wherein the housing is composed of a cover and a bottom plate, and the guide and positioning holes are arranged in the cover or the bottom plate. 5. The in-line wireless mobile phone charger according to claim 1 or 2, wherein the housing is composed of a cover, a bottom plate and a seat cover, and the seat cover is sandwiched between the cover and the bottom plate . 6. The in-line wireless mobile phone charger according to claim 1 or 2, characterized in that a detachable support block is provided on one side of the housing, and the upper side of the support block protrudes out of the housing facing the charging mobile phone part of the support. 7. The in-line wireless mobile phone charger according to claim 6, characterized in that the support block and the housing are fixed with screws. 8. The in-line wireless mobile phone charger according to claim 6, characterized in that there is a card slot on one side of the housing, and a card foot is provided on the support block, and the card foot on the support block is inserted into the After the card slot, the two are fixed to each other. 9. The in-line wireless mobile phone charger according to claim 6, wherein a storage cavity slightly larger than the supporting block is provided on the housing. 10. The in-line wireless mobile phone charger according to claim 9, wherein the housing is composed of a cover and a bottom plate, the guide positioning hole is set in the cover, and the storage cavity is set in the guide Between the positioning hole and the front wall of the cover.

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