CN220492317U - Power adapter for printer - Google Patents

Abstract

The utility model discloses a power adapter for printer, which comprises: the adapter body is provided with a storage groove; the plug is stored by rotating the support in the storage groove, and a right-angle positioning part is formed at one end of the support; the circuit board is provided with an elastic component, and the elastic component is contacted with a contact surface corresponding to the right-angle positioning part of the support to store and conduct the elastic component; and the wire collector is embedded on the adapter body to accommodate a power wire of the power adapter. The design of this scheme makes power adapter's power cord and plug accomodate according to the demand to fuse as an organic wholely with the adapter body, practiced thrift storage space, convenient to carry has guaranteed the convenience of installation on this basis.

Description

Power adapter for printer

Technical Field

The present utility model relates to a power adapter, and more particularly, to a power adapter for a printer.

Background

The power adapter of a printer is typically composed of the following parts: an input for connecting to a power cord of the power adapter; converting an alternating current power supply received by an input end into a stable low-voltage direct current power supply for supplying power to a printer; providing an output of an output power interface of the adapter; the core part of the power adapter is a circuit board with the functions of power adaptation, overload protection, short-circuit protection and the like; a housing.

With the progress of manufacturing technology and the popularization of integrated circuits, the volume of electric equipment including a power adapter is smaller and smaller, but the power wire and the plug of the power adapter still occupy a certain space, especially for a high-power adapter, the volume of the power adapter is larger, and if a shorter cable is used for saving space, the use range is greatly limited, and the problem of inconvenient installation is solved.

Disclosure of Invention

In order to solve the shortcomings of the above-mentioned technology, the present utility model provides a power adapter for a printer.

In order to solve the above technical problems, the present utility model adopts a technical scheme that a power adapter for a printer includes:

the adapter body is provided with a storage groove;

the plug is stored by rotating the support in the storage groove, and a right-angle positioning part is formed at one end of the support;

the circuit board is provided with an elastic component, and the elastic component is contacted with a contact surface corresponding to the right-angle positioning part of the support to store and conduct the elastic component;

and the wire collector is embedded on the adapter body to accommodate a power wire of the power adapter.

Further, a rotating shaft is arranged on the support, and the support is hinged with the adapter body through the rotating shaft.

Further, the right angle positioning part is composed of a first contact surface and a second contact surface which are perpendicular to each other, and an included angle between the first contact surface and the second contact surface is 90 degrees.

Further, the positive electrode and the negative electrode of the plug respectively pass through the support through the conductor and form a positive electrode contact and a negative electrode contact on the first contact surface, and when the plug is rotationally arranged outside the storage groove to realize conduction, the positive electrode contact and the negative electrode contact are contacted with the elastic component to supply power for the printer.

Further, when the plug rotates to be arranged in the accommodating groove to be accommodated, the second contact surface is contacted with the elastic component.

Further, the elastic component comprises an anode shrapnel and a cathode shrapnel, the anode shrapnel and the cathode shrapnel are both connected to a power input end on the circuit board, and the anode shrapnel and the cathode shrapnel both comprise a connecting part horizontally connected to the circuit board and an elastic part which is inclined at 45 degrees relative to the connecting part, the elastic part is contacted with a first contact surface and a second contact surface of a rotatable right-angle positioning part, and when the plug is rotated and arranged outside the storage groove to realize conduction, the anode shrapnel is correspondingly contacted with an anode contact and the cathode shrapnel to supply power for the printer.

Further, a spring is connected between the connecting portion and the elastic portion.

Further, the wire collector is located at the upper portion of the adapter body, and the upper surface of the wire collector is flush with the upper end face of the adapter body.

The utility model discloses a power adapter for a printer, which is characterized in that a power line and a plug of the power adapter can be stored according to requirements and are integrated with an adapter body, so that the storage space is saved, the power adapter is convenient to carry, and the convenience of installation is ensured on the basis.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a schematic cross-sectional view illustrating a plug according to an embodiment.

Fig. 3 is a schematic cross-sectional structure of a plug according to an embodiment during conduction.

Fig. 4 is a schematic structural diagram of the elastic component contacting with the contact surface corresponding to the right angle positioning portion of the support.

Fig. 5 is a bottom view of fig. 1.

Fig. 6 is a schematic cross-sectional view of the second embodiment when the plug is received.

Fig. 7 is a schematic cross-sectional view of the two-plug of the embodiment.

In the figure: 1. an adapter body; 2. a storage groove; 3. a plug; 4. a support; 5. a right angle positioning part; 6. a circuit board; 7. an elastic component; 8. a wire winding device; 9. a power line; 10. a rotating shaft; 11. a positive electrode contact; 12. a negative electrode contact; 13. a connection part; 14. an elastic part; 15. a spring; 71. a positive pole spring plate; 72. a negative pole shrapnel; 5a, a first contact surface; 5b, a second contact surface.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description.

Example 1

The power adapter for the printer as shown in fig. 1 and 2 comprises an adapter body 1, wherein a containing groove 2 is formed in the adapter body 1 and used for containing a plug 3 of the power adapter; the plug 3 is installed in the accommodating groove 2 through the support 4, as shown in fig. 2, a rotating shaft 10 is arranged on the support 4, the support 4 is hinged with the adapter body 1 through the rotating shaft 10, the support 4 is rotatably arranged to realize the position change of the plug 3 so as to realize the accommodating in the accommodating groove 2, and a right-angle positioning part 5 is formed at one end of the support 4, so that the right-angle positioning part 5 can rotate along with the rotating process of the support 4; the purpose of the right angle positioning part 5 rotating along with the rotation is to contact with the elastic component 7 arranged on the circuit board 6, and the purpose of the elastic component 7 contacting with the contact surface corresponding to the right angle positioning part 5 of the support 4 is to store and conduct the elastic component 7.

In the unfolded state, the right-angle positioning part 5 shown in fig. 3 and 4 consists of a first contact surface 5a and a second contact surface 5b which are perpendicular to each other, and the included angle between the first contact surface 5a and the second contact surface 5b is 90 degrees. As shown in fig. 4, the positive electrode and the negative electrode of the plug 3 respectively pass through the support 4 through conductors and form a positive electrode contact 11 and a negative electrode contact 12 on the first contact surface 5a, and when the plug 3 is rotatably arranged outside the storage groove to realize conduction, the positive electrode contact 11 and the negative electrode contact 12 are contacted with the elastic component 7 to supply power to the printer.

The elastic component includes positive pole shell fragment 71 and negative pole shell fragment 72, positive pole shell fragment 71 and negative pole shell fragment 72 are all connected on the power input end on circuit board 6, and positive pole shell fragment 71 and negative pole shell fragment 72 all include the connecting portion 13 of horizontal connection on circuit board 6 and be 45 elasticity portion 14 that slope set up for connecting portion 13, elasticity portion 14 contacts with the first contact surface 5a and the second contact surface 5b of rotatable right angle location portion 5, plug 3 rotates and sets up when realizing switching on outside holding tank 2, positive pole shell fragment 71 and positive pole contact 11, negative pole shell fragment 72 and negative pole contact 12 correspond the contact and supply power for the printer. When the plug 3 is rotatably arranged in the accommodating groove 2 to realize accommodating, the second contact surface 5b is contacted with the elastic component 7.

As shown in fig. 5, the power adapter further includes a wire takeup device 8 embedded on the adapter body 1 to receive a power cord 9 of the power adapter. The wire collector 8 is located at the upper part of the adapter body 1, and the upper surface of the wire collector 8 is flush with the upper end surface of the adapter body 1.

In this embodiment, the plug 3 is installed in the storage tank 2 through the support 4, conveniently carries and stores, is provided with axis of rotation 10 on the support 4, and support 4 articulates mutually with adapter body 1 through axis of rotation 10, thereby the support 4 rotates the setting and realizes the change of position to the plug and thereby realizes accomodating in storage tank 2. When the plug 3 is rotatably arranged outside the accommodating groove 2, the positive electrode contact 11 and the negative electrode contact 12 are in contact with the elastic component 7, and the plug 3 and the elastic component 7 form a passage so as to supply power to the printer; when the plug 3 rotates to be arranged in the accommodating groove 2, the second contact surface 5b is in contact with the elastic component 7, the plug 3 is disconnected with the elastic component 7, and the plug 3 is safely accommodated in the accommodating groove 2, so that the condition of occupied space of the plug is avoided.

Therefore, the plug rotation setting is combined with the design of the right-angle positioning part, and the functions of storage and power supply of the power adapter are realized. It should be noted that, the rotation of the plug 3 depends on the user to buckle the plug 3 to control the position change, and the right angle positioning portion rotates along with the rotation, so that the plug can be contacted with the elastic component on the circuit board to realize conduction and storage, the elastic force of the elastic portion 14 needs to be overcome in the rotation process of the right angle positioning portion, the end portion of the right angle positioning portion presses down the elastic portion 14, when the right angle positioning portion completely rotates to a horizontal or vertical position, the elastic portion 14 loses the downward force of the end portion of the right angle positioning portion, and the elastic portion 14 forms elastic support to the first contact surface 5a and the second contact surface 5b under the action of the elastic force of the elastic portion, so that the elastic extrusion of the support 4 is realized, and the horizontal or vertical position is maintained. Wherein, because the design of the first contact surface 5a and the second contact surface 5b adopts 45 degrees oblique angles, the elastic part 14 which is inclined at 45 degrees relative to the connecting part 13 is matched, the electric contact area between the elastic part 14 and the first contact surface 5a is increased, the electric conduction efficiency is improved, the contact area between the elastic part 14 and the second contact surface 5b is increased, the elastic force of the elastic part 14 is accepted by the second contact surface 5b, and the plug 3 is arranged in the accommodating groove 2.

The wire collector embedded on the adapter body 1 can more neatly store the power wire of the power adapter, so that the phenomenon that the power wire is messy and messy is avoided, and the overall appearance is attractive. Meanwhile, the complexity of the power line can be reduced, and interference and electromagnetic waves generated when the power line is overlapped with other equipment lines are avoided. In addition, the power adapter and the power line can be stored together by a user conveniently, and the portable power adapter is convenient to carry and store.

Example two

As shown in fig. 6 and 7, on the basis of the first embodiment, springs 15 are connected between the connection portions 13 and 14 of the positive and negative pole shrapnel, and the elasticity of the springs 15 assists the elasticity of the elastic portions 14 to push down and rebound, so that the service life of the elastic portions 14 can be prolonged.

To sum up, the design of this scheme makes power adapter's power cord and plug accomodate according to the demand to fuse as an organic wholely with the adapter body, practiced thrift storage space, convenient to carry has guaranteed the convenience of installation on this basis.

The above embodiments are not intended to limit the present utility model, and the present utility model is not limited to the above examples, but is also intended to be limited to the following claims.

Claims (8)

1. A power adapter for a printer, comprising:

the adapter comprises an adapter body (1), wherein a storage groove (2) is formed in the adapter body (1);

the plug (3) is rotatably arranged in the accommodating groove (2) through the support (4), so that the plug is accommodated, and a right-angle positioning part (5) is formed at one end of the support (4);

the circuit board (6), is equipped with the elastic component (7) on the circuit board (6), the elastic component (7) contacts with the correspondent contact surface of right angle location department (5) of the support (4) in order to accomodate and switch on the elastic component (7);

and the wire collector (8) is embedded on the adapter body (1) to receive a power wire (9) of the power adapter.

2. The power adapter for a printer of claim 1, wherein: the support (4) is provided with a rotating shaft (10), and the support (4) is hinged with the adapter body (1) through the rotating shaft (10).

3. A power adapter for a printer according to claim 1 or 2, characterized in that: the right-angle positioning part (5) consists of a first contact surface (5 a) and a second contact surface (5 b) which are perpendicular to each other, and the included angle between the first contact surface (5 a) and the second contact surface (5 b) is 90 degrees.

4. A power adapter for a printer according to claim 3, wherein: the positive electrode and the negative electrode of the plug (3) respectively pass through the support (4) through the conductor and form a positive electrode contact (11) and a negative electrode contact (12) on the first contact surface (5 a), and when the plug (3) is rotatably arranged outside the storage groove (2) to realize conduction, the positive electrode contact (11) and the negative electrode contact (12) are contacted with the elastic component (7) to supply power for the printer.

5. The power adapter for a printer of claim 4, wherein: when the plug (3) is rotatably arranged in the accommodating groove (2) to achieve accommodating, the second contact surface (5 b) is contacted with the elastic component (7).

6. The power adapter for a printer of claim 5, wherein: the elastic component (7) comprises an anode spring piece (71) and a cathode spring piece (72), wherein the anode spring piece (71) and the cathode spring piece (72) are connected to a power input end on a circuit board (6), the anode spring piece (71) and the cathode spring piece (72) comprise a connecting part (13) horizontally connected to the circuit board (6) and an elastic part (14) which is obliquely arranged at an angle of 45 degrees relative to the connecting part (13), the elastic part (14) is contacted with a first contact surface (5 a) and a second contact surface (5 b) of a rotatable right-angle positioning part (5), and when the plug (3) is rotatably arranged outside a storage groove (2) to realize conduction, the anode spring piece (71) is correspondingly contacted with an anode contact (11), and the cathode spring piece (72) is contacted with a cathode contact (12) to supply power for the printer.

7. The power adapter for a printer of claim 6, wherein: a spring (15) is connected between the connecting part (13) and the elastic part (14).

8. The power adapter for a printer of claim 1, wherein: the wire collector (8) is positioned at the upper part of the adapter body (1), and the upper surface of the wire collector (8) is flush with the upper end surface of the adapter body (1).