CN216295711U - End cap type DC socket - Google Patents

Abstract

The utility model discloses an end cover type DC socket which comprises a pipe plug, wherein the outer end of the pipe plug is provided with a concave jack, and a metal terminal for electrically connecting an external power plug is arranged in the jack. The tubular structure is simple in structure, is suitable for being installed on a tubular structure interface, realizes convenient, efficient, low-cost and stable installation of a tubular installation position, and is convenient to be applied to an electric heating dehumidifier which is installed in a cabinet or a bathroom cabinet for dehumidification.

Description

End cap type DC socket

[ technical field ] A method for producing a semiconductor device

The utility model relates to an end cover type DC socket.

[ background of the utility model ]

A DC outlet is a common power access device. The DC socket has a wide application in various fields in actual life, such as digital products, home appliances, or fitness products, and is widely applied. Typically, the DC outlet is connected to a source of power or other equipment from the output of the adapter.

The DC socket in the prior art has various types, such as a surface mount type, a plugboard type, a sinking board type and the like aiming at the application of a circuit board; there are vertical sockets with screw holes or nuts, etc. for the fixed form; there are also wired sockets for non-stationary applications, and the like.

The cabinet bodies such as household cabinets or bathroom cabinets and the like are easy to be influenced by moisture, and are easy to generate condensation, peculiar smell and even damage internal articles because of the use environment, and the problems can be solved by using products such as chemical moisture absorption products or electric heating moisture repellers and the like.

In the daily life of a home, moisture is continuously generated in the interior of a cabinet or a bathroom cabinet, and thus, moisture-repellent or moisture-absorbent products are generally used continuously to ensure a desired effect.

The electric heating dehumidifier of the prior art generally comprises power plug, electric heating body and pipe shell, and power plug passes through power cord lug connection on electric heating body, inserts the socket through power plug, directly uses commercial power supply, especially uses in the south area, uses in the thunder and lightning weather, very easily is damaged by the too high voltage surge.

Meanwhile, according to ohm's law, the heating wire of the low-power electric heating moisture remover has very small wire diameter under the use premise of mains voltage, is generally difficult to produce with low cost and high yield, and is difficult to produce in a standardized way because of the very small wire diameter.

The heating wire with the thicker wire diameter is adopted, so that the production and the manufacturing can be better, the quality can be better ensured, but according to the ohm law, the output power is greatly improved, the continuous power-on work is realized, the power consumption is higher, and the living cost is increased.

Therefore, a technical scheme of a novel electric heating moisture dispeller is researched, and meanwhile, the requirements of simple structure, high protection level, safety, durability, easy standardized production and high-efficiency assembly are met. Accordingly, the related art DC outlet having a tubular-structured radiating pipe and supplied with power using a safe voltage cannot satisfy the requirements of a simple structure and efficient and convenient installation.

In view of the above, the present invention provides a new DC outlet, and more particularly, an end cap type DC outlet adapted to be mounted to a tubular structure interface.

[ Utility model ] content

The utility model aims to overcome the defects of the prior art and provides an end cover type DC socket which is simple in structure and is suitable for being installed on a tubular structure interface.

The utility model is realized by the following technical scheme:

the end cover type DC socket comprises a pipe plug, wherein an inwards concave jack is arranged at the outer end of the pipe plug, and a metal terminal for electrically connecting an external power plug is arranged in the jack.

The end cap type DC socket comprises a pipe cap and a plunger, wherein the plunger is used for plugging into the pipe orifice, and the pipe cap is used for pressing on the outer side of the pipe orifice.

According to the end cover type DC socket, the side surface of the plunger is provided with the fastening structure which can be in interference fit with the pipe hole.

In the end cap type DC socket as described above, the fastening structure is a fin protruding from a side surface of the plunger.

In the end cap type DC socket as described above, the fastening structure is a rib protruding on the side surface of the plunger.

In the end cap type DC socket as described above, the fastening structure is a convex ring protruding on the side surface of the plunger.

According to the end cover type DC socket, the pipe plug comprises an end body part, and a slotted hole for being sleeved on the outer wall of the pipe orifice to fix is formed in the end body part.

According to the end cover type DC socket, the middle part of the jack is provided with the central needle, the side wall of the jack is provided with the central tube surrounding the outer side of the central needle, and the side wall of the central tube is uniformly provided with a plurality of elastic sheets protruding towards the central needle along the circumferential direction.

According to the end cap type DC socket, the power line electrically connected to the metal terminal is fixed on the plug.

According to the end cover type DC socket, the pipe plug is fixed on the power line through integral injection molding.

Compared with the prior art, the utility model has the following advantages:

1. the utility model has simple structure, is suitable for being arranged on the tubular structure interface, and realizes convenient, efficient, low-cost and stable installation of the tubular installation position.

2. The power adapter can be matched with the power socket for use, commercial power is converted into low-voltage safe voltage through the power adapter, the effects of better preventing voltage surge impact, stabilizing voltage, preventing explosion and short circuit are achieved, and the safety is high; when the electric heating wire is applied to the dehumidifier, the electric heating wire with a thicker wire diameter can be selected for the dehumidifier under the condition of the same output power and the same loop length by using the safe voltage for power supply, the thicker the wire diameter of the electric heating wire is, the easier the deformation problem at high temperature can be overcome, and the service life of the electric heating wire can be prolonged; the thicker the wire diameter of the electric heating wire, the higher the strength of the electric heating wire, the better the electric heating wire overcomes some process problems in production and manufacturing, the easier standardized operation is realized, the production efficiency and the connection stability are improved, and the production cost is reduced.

3. When the integrative moulding plastics of stopcock is on the power cord, it is applied to on the dehumidifier, the power cord can link together with the integrative injection moulding of heat-generating body, encapsulates the junction and seals for the dehumidifier simple structure, it is good to the encapsulation protection, and leakproofness and dampproofing grade are high, can effectively improve this low-power dehumidifier's security and life.

[ description of the drawings ]

The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings, in which:

fig. 1 is a schematic diagram of an internal structure of an embodiment of an end cap type DC outlet of the present invention;

fig. 2 is a schematic diagram of the internal structure of another embodiment of an end cap type DC outlet of the present invention;

FIG. 3 is a schematic structural view of an embodiment of a plug;

FIG. 4 is a schematic structural view of a second embodiment of a plug;

FIG. 5 is a schematic structural view of a third embodiment of a plug;

FIG. 6 is a schematic structural view of a fourth embodiment of a plug;

FIG. 7 is a schematic structural view of an embodiment of a plug having a circular cap;

FIG. 8 is a schematic structural view of an embodiment of a plug having a rectangular cap;

FIG. 9 is a schematic structural view of an embodiment of a plug having an elliptical cap;

FIG. 10 is a schematic structural view of an embodiment of a plug having a triangular cap;

FIG. 11 is an exploded view of a low power dehumidifier incorporating an end cap DC outlet of the present invention;

FIG. 12 is a schematic view of an end cap type DC socket and a heat pipe according to the present invention;

FIG. 13 is a schematic diagram of a low power dehumidifier;

FIG. 14 is a schematic diagram of a low power dehumidifier plugged into a power adapter;

FIG. 15 is a schematic view showing an internal structure in which a heating element is connected to a power supply line;

FIG. 16 is a schematic view of an alternative embodiment of an end cap DC socket and heat pipe assembly according to the present invention;

fig. 17 is a schematic structural view of a fifth example structure of a pipe plug.

[ detailed description ] embodiments

The utility model is further described below with reference to the accompanying drawings:

the end cap type DC socket shown in fig. 1 to 10 includes a pipe plug 5, an inward concave insertion hole 41 is provided on an outer end of the pipe plug 5, a metal terminal 42 for electrically connecting an external power plug is provided in the insertion hole 41, and the insertion hole 41 and the metal terminal 42 form a power socket 4 for connecting an output end of a power adapter.

The pipe plug 5 comprises a pipe cap 51 and a plunger 52, the plunger 52 is used for plugging into the pipe orifice, the pipe cap 51 is used for pressing on the outer side of the pipe orifice, one can play a role in plugging the pipe plug 5 into a position, and the other is also convenient for pulling out the pipe plug 5 through the pipe cap 51.

The pipe cap 51 may be a cylindrical structure flatly pressed on the end face of the pipe orifice, or may be a covering structure in a U shape so as to be capable of being sleeved on the outer side of the pipe orifice of the pipe part.

The plunger 52 is provided with a fastening structure on the side surface thereof, which can be in interference fit with the pipe hole, so as to be plugged on the pipe hole.

As in the embodiment of fig. 3, the fastening structure is a fin 53 protruding on the side of the plunger 52; either as shown in the embodiment of fig. 4, the fastening structure is a collar 55 protruding on the side of the plunger 52, or as shown in the embodiment of fig. 5, the fastening structure is a rib 54 protruding on the side of the plunger 52; alternatively, as shown in fig. 6, the plunger 52 has a small head and a large middle rear portion.

Alternatively, as shown in fig. 17, the pipe plug 5 includes a terminal portion 56, and the terminal portion 56 is provided with a slot 57, and the pipe plug 5 is fixed by sleeving the slot 57 on the outer wall of the pipe orifice.

As shown in fig. 7 to 10, the end surface of the cap 51 or the end body 56 may be circular, rectangular, oval, triangular, or other shapes. When mounted on a tubular member to better correspond to tubes of different cross-sectional shapes, forming an aesthetically pleasing integral unit.

In an embodiment of the power socket 4, a central pin 421 is disposed in the middle of the insertion hole 41, a central tube 422 surrounding the central pin 421 is disposed on the sidewall of the insertion hole 41, a plurality of elastic pieces 423 protruding toward the central pin 421 are uniformly disposed on the sidewall of the central tube 422 along the circumferential direction, and the central pin 421 and the elastic pieces 423 form positive and negative metal terminals 42. Of course, the power socket 4 may also be another socket, such as a USB type socket.

As shown in fig. 1 and fig. 2, the power cord 3 electrically connected to the metal terminal 42 is fixed on the plug 5, and the plug 5 is fixed on the power cord 3 by integral injection molding, so that the power cord 3, the power socket 4 and the plug 5 form an integral structure, and the plug is simple in structure, good in package protection and high in moisture-proof level at the connection point.

Of course, as shown in fig. 2, the central needle 421 and the elastic piece 423 may be respectively provided with a pin penetrating through the plug 5, and the pin is connected to other lines through a post process.

As shown in fig. 11 to 16, for the dehumidifier of using above-mentioned end cap formula DC socket, including cooling tube 1, heat-generating body 2 and above-mentioned end cap formula DC socket, through power cord 3 electric connection between heat-generating body 2 and the power socket 4, integrative injection moulding has the protective sheath 6 of moulding plastics with the two sealing connection between heat-generating body 2 and the power cord 3, the junction encapsulation of heat-generating body 2 and power cord 3 is in the inboard of protective sheath 6 of moulding plastics, be equipped with end cover 10 on the other end of the relative stopcock 5 of cooling tube 1.

Inject the installation of heat-generating body 2 in cooling tube 1 on the port of cooling tube 1 through the jam of stopcock 5 to fix supply socket 4 on 1 port of cooling tube, make the dehumidifier form a holistic shaft-like structure, simple structure, the production equipment is convenient.

The power socket 4 can be matched with a power adapter, commercial power is converted into low-voltage safe voltage through the power adapter, the effects of better preventing voltage surge impact, stabilizing voltage, preventing explosion and short circuit are achieved, and the safety is high; the heating wire with thicker wire diameter can be selected under the condition of the same output power and loop length by using safe voltage for power supply, the thicker the wire diameter of the heating wire is, the easier the deformation problem at high temperature is overcome, and the service life of the heating wire is prolonged; the thicker the wire diameter of the electric heating wire, the higher the strength of the electric heating wire, the better the electric heating wire overcomes some process problems in production and manufacturing, the easier standardized operation is realized, the production efficiency and the connection stability are improved, and the production cost is reduced.

Moreover, heat-generating body 2 and power cord 3 form integral type connection structure, encapsulate through integrative injection moulding's the protective sheath 6 of moulding plastics, it is sealed inside protective sheath 6 to mould plastics with the whole moulds plastics of the internal circuit of heat-generating body 2 and the internal circuit of power cord 3, can prevent better that the junction of heat-generating body 2 and power cord 3 from taking place the moisture invasion, isolated air and moisture, effectively reduce the oxidation, and prevent that the ant worm from destroying, improve life, protection level is good.

Wherein, heat-generating body 2, power cord 3, supply socket 4 and stopcock 5 form the integral type structure, simple structure, and encapsulation and protection are good, and dampproofing and waterproofing grade is high, when the cupboard that the moisture is heavier or bathroom cabinet uses, and the security performance is good, long service life.

Claims (7)

1. An end cap type DC socket is characterized in that: including stopcock (5), be equipped with jack (41) of indent on the outer end of stopcock (5), be provided with metal terminal (42) that are used for electric connection external power source plug in jack (41), stopcock (5) are including pipe cap (51) and plunger (52), plunger (52) are used for the stopper to advance in the pipe orifice, pipe cap (51) are used for pressing on the orificial outside, be fixed with on stopcock (5) with metal terminal (42) electric connection's power cord (3), stopcock (5) are fixed on power cord (3) through integrative injection moulding.

2. An end cap DC outlet according to claim 1, wherein: and a fastening structure which can be in interference fit with the pipe hole is arranged on the side surface of the plunger (52).

3. An end cap DC outlet according to claim 2, wherein: the fastening structure is a fin (53) protruding on the side of the plunger (52).

4. An end cap DC outlet according to claim 2, wherein: the fastening structure is a rib (54) protruding on the side of the plunger (52).

5. An end cap DC outlet according to claim 2, wherein: the fastening structure is a collar (55) projecting on the side of the plunger (52).

6. An end cap DC outlet according to claim 1, wherein: the pipe plug (5) comprises an end body part (56), and a slotted hole (57) for being sleeved on the outer wall of the pipe orifice to fix is formed in the end body part (56).

7. An end cap DC outlet according to any one of claims 1 to 6, wherein: the middle part of jack (41) is equipped with central needle (421), be equipped with on the lateral wall of jack (41) around central needle (421) outside central tube (422), evenly be provided with a plurality of convex shell fragments (423) toward central needle (421) along circumference on the lateral wall of central tube (422).

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