CN210957087U - Expandable socket with plug fixing structure - Google Patents

Abstract

The utility model provides an expandable socket with a plug fixing structure, which comprises a socket body and a fixing structure arranged on the socket body; the socket body comprises a basic socket and at least one single socket; the basic socket and the adjacent single sockets thereof as well as any two adjacent single sockets are detachably connected; the base socket and the single socket are both provided with at least one group of jacks, and one end of the base socket, which is far away from the single socket, is provided with a power socket for an external power supply; the fixing structure comprises at least two clamping jaws, the clamping jaws are arranged in one-to-one correspondence with the jacks, the clamping jaws are used for fixing the plug on the jacks, and the clamping jaws are detachably connected with the socket body. The utility model discloses not only can realize the expansion of socket, effectively solved among the prior art because the socket is mostly the problem of inconvenient use that integrated design, jack number are fixed and lead to, can prevent effectively simultaneously to follow the socket and miss the extraction plug.

Description

Expandable socket with plug fixing structure

Technical Field

The utility model relates to a socket technical field, in particular to can extend socket with plug fixed knot constructs.

Background

The socket is known in the art as a power converter. With the deepening of human understanding of electricity, the industry of electrical appliances develops rapidly, and various electrical appliances need to be connected and powered through the socket, so that the socket plays an important role in the occasions of life, work and the like of people, and provides convenience for supplying power to more electrical appliances at the same time.

In the current electricity utilization system, a power supply socket with an extension cord is widely used in homes and offices as an extended access system, in addition to a fixed socket installed in advance indoors and outdoors.

The existing socket with the extension line is mostly designed in an integrated mode and generally consists of a wire and a socket body, the socket is considered to be possibly required to supply power for a plurality of electrical appliances, a user often needs to provide a plurality of groups of jacks on one socket, the socket with the extension line sold in the market at present is generally fixedly arranged on the socket body by more than two groups of jacks, and although the problem of supplying power for a plurality of electrical appliances at the same time is solved by the design, the defects are very obvious.

Firstly, the socket easily causes resource waste, and since how many electrical appliances need to be connected is not known in advance, a user usually wants to buy more jack units better when buying the multi-jack socket, and the socket with more jack units inevitably needs more raw materials to be manufactured and also needs to be requested for higher price, and under the condition that the electrical appliances of the user are not many, the multi-jack socket usually has a large number of jacks left unused, which causes waste. Secondly, the socket can not be expanded, the situation that the socket is frequently seen in reality is that electric appliances of a user can not be simultaneously inserted into the socket to get electricity due to few socket jacks purchased in advance, and therefore great inconvenience is brought to the user.

In addition, the jacks on the existing plug and socket are directly plugged and unplugged, so that the situation that the plug is pulled out by mistake to power off the equipment can exist in the using process, the life and the work of people are influenced, and even danger is caused.

For example, in the field of medical equipment, a plug of medical equipment is inserted into a jack of a medical socket to be energized, but if the plug is pulled out due to an erroneous operation during operation of the medical equipment, the medical equipment stops operating, and a medical accident may be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an expandable socket with plug fixed knot constructs not only can solve among the prior art because the socket is mostly the problem of inconvenient use that integrated design, jack number are fixed and lead to, can fix the plug on the jack of socket simultaneously, prevents to follow the socket and mistakenly extracts the plug.

In order to solve the technical problem, the utility model provides an expandable socket with a plug fixing structure, which comprises a socket body and a fixing structure arranged on the socket body;

the socket body comprises a basic socket and at least one single socket;

the basic socket and the adjacent single sockets thereof as well as any two adjacent single sockets are detachably connected;

the base socket and the single socket are both provided with at least one group of jacks, and one end of the base socket, which is far away from the single socket, is provided with a power socket for an external power supply;

the fixing structure comprises at least two clamping jaws, the clamping jaws are in one-to-one correspondence with the jacks, the clamping jaws are used for fixing the plug on the jacks, and the clamping jaws are detachably connected with the socket body.

Optionally, the one end of monomer socket is equipped with first electrically conductive connecting piece, the other end of monomer socket is equipped with the electrically conductive connecting piece of second, basic socket is kept away from the one end of monomer socket is equipped with the power socket who is used for external power supply, basic socket is close to the one end of monomer socket be equipped with be used for with the electrically conductive connecting piece of third that first electrically conductive connecting piece is connected.

Optionally, the first conductive connecting part includes a first connecting hole and a first conductive member disposed in the first connecting hole, and the first conductive member is capable of reciprocating in the first connecting hole along an axial direction of the single socket.

Optionally, a moving switch connected to the first conductive piece is disposed on the single socket, and the moving switch is configured to control the first conductive piece to reciprocate along an axial direction of the single socket.

Optionally, the second conductive connecting part includes a second connecting hole and a second conductive member disposed in the second connecting hole.

Optionally, the third conductive connecting part includes a third connecting hole and a third conductive member disposed in the third connecting hole.

Optionally, the monomer socket is close to the one end of basic socket is equipped with the lug, first electrically conductive connecting piece runs through the lug, the lug is kept away from the both sides of the one end of basic socket are inwards sunken, the monomer socket is kept away from the one end of basic socket is equipped with first connecting groove, the electrically conductive connecting piece of second runs through first connecting groove is close to the one end of basic socket, the basic socket is close to the one end of monomer socket is equipped with the second connecting groove, the electrically conductive connecting piece of third runs through the second connecting groove is kept away from the one end of monomer socket.

Optionally, both sides of the bump are provided with buckles, both sides of the first connecting groove are provided with first clamping holes, and both sides of the second connecting groove are provided with second clamping holes.

Optionally, both sides of lug all are equipped with first draw-in groove, first connecting groove is kept away from the inside of the both sides of the one end of basic socket all is equipped with first fixture block, the second connecting groove is close to the inside of the both sides of the one end of monomer socket all is equipped with the second fixture block.

Optionally, the jack catch comprises a fixing portion for fixing the plug, a second clamping groove is formed in one end of the fixing portion, the width of the second clamping groove is smaller than the maximum width of the plug, the two ends of the fixing portion face the position of the jack and bend to form a first connecting portion and a second connecting portion, the first connecting portion is far away from the position of the second clamping groove, the second connecting portion is close to the position of the second clamping groove, the first connecting portion is connected with one side of the socket body, and the second connecting portion is connected with the other side of the socket body.

Optionally, the end of the first connecting portion is bent inward to form a first bent portion, an opening is formed in one side of the socket body close to the first connecting portion, and the first bent portion can be inserted into the opening.

Optionally, the fixing structure further includes a retractable blocking rod, the blocking rod is detachably connected to the socket body, the end of the second connecting portion is bent outwards to form a second bent portion, the blocking rod is located on the second bent portion and connected to the socket body, and the second connecting portion is located between the blocking rod and the socket body.

Optionally, an outward protrusion is disposed on the second connecting portion, and the blocking rod is located between the protrusion and the second bending portion.

Optionally, the stop lever includes the first body of rod and the second body of rod that links to each other, the first body of rod with the second body of rod is all followed socket body's axial setting, the second body of rod can be followed the axial reciprocating motion of the first body of rod.

Optionally, one end of the first rod body, which is far away from the second rod body, is connected with the socket body through a first fastener, one end of the first rod body, which is close to the second rod body, is connected with the socket body through a second fastener, one end of the second rod body, which is close to the first rod body, is connected with the first rod body through a third fastener, and one end of the second rod body, which is far away from the first rod body, is connected with the socket body through a fourth fastener.

Optionally, the second rod body is provided with a sliding hole along an axial direction thereof, and one end of the third fastener can penetrate through the sliding hole and is connected with the first rod body.

Compared with the prior art, the utility model provides an expandable socket with plug fixed knot constructs has following advantage: the socket body of the expandable socket provided by the utility model comprises a basic socket and at least one single socket; the basic socket and the adjacent single sockets thereof as well as any two adjacent single sockets are detachably connected; the basic socket and the monomer socket are all provided with at least one group of jacks, so that a plurality of monomer sockets can be connected to the basic socket according to specific use requirements, the expansion of the socket is realized, and the problem of inconvenient use caused by the fact that most of sockets are integrally designed and the number of the jacks is fixed in the prior art is effectively solved. In addition, because the socket body is provided with the fixing structure comprising at least two claws for fixing the plug on the jack, the plug can be fixed on the jack of the socket through the fixing structure, and the plug is effectively prevented from being pulled out from the socket by mistake. In addition, because the claws are detachably connected with the socket body, the claws with corresponding number can be selected according to the number of the jacks on the socket body, so that the purpose of fixing the plug on the jack can be realized more conveniently.

Drawings

Fig. 1 is a schematic overall structural diagram of an expandable socket with a plug fixing structure according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an expandable socket with a plug fixing structure according to an embodiment of the present invention after a claw is removed;

fig. 3 is a schematic view of a partially exploded structure of an expandable socket with a plug fixing structure according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a base socket in an expandable socket with a plug fixing structure according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a single socket in an expandable socket with a plug fixing structure according to an embodiment of the present invention;

fig. 6 is a schematic structural view of another angle of the single socket according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a single socket according to an embodiment of the present invention when a first conductive member is extended;

fig. 8 is a schematic structural diagram of a jaw according to an embodiment of the present invention.

Wherein the reference numbers are as follows:

a base socket-100; a single socket-200; a jack-300; a power outlet-110; a jaw-400; a first connection hole-211; a first electrically conductive member-212; a mobile switch-220; a second connection hole-231; a third connection hole-121; a bump-240; a first connecting groove-250; a second connecting groove-130; a buckle-241; a first card hole-251; a second card hole-131; a first card slot-242; a first latch-252; a second latch-132; a fixed part-410; a second card slot-420; a first connection-430; a second connecting portion-440; a first bent portion-431; a stop lever-500; a second bent portion-441; a bulge-442; a first stick-510; a second rod-520; a first fastener-610; a second fastener-620; a third fastener-630; a fourth fastener-640; slide-521; a first bottom plate-253; a second floor-133; a first mounting hole-140; second mounting holes-260.

Detailed Description

The expandable socket with the plug fixing structure according to the present invention will be described in further detail with reference to fig. 1 to 8 and the detailed description. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As introduced in the background art, the existing socket cannot be expanded, which causes great inconvenience to users, and in addition, the existing plug and the jack on the socket are of a direct plugging structure, so that the situation that the plug is pulled out by mistake to power off the equipment may exist in the using process, which affects the life and work of people, and even causes danger.

The utility model discloses a core thought lies in providing an expandable socket with plug fixed knot constructs to solve among the prior art because the socket is mostly the problem that inconvenient in use that the integrated design, jack number are fixed and lead to, can fix the plug on the jack of socket simultaneously, prevent to follow the socket and miss and extract the plug.

In order to achieve the above-mentioned idea, the utility model provides an expandable socket with plug fixed knot constructs please refer to fig. 1 and fig. 2, wherein fig. 1 has given schematically the utility model discloses an overall structure schematic diagram of expandable socket with plug fixed knot constructs in the embodiment, fig. 2 has given schematically the utility model discloses an in the embodiment have the plug fixed knot construct can expand the structure schematic diagram of socket after taking off a jack catch. As shown in fig. 1 and 2, the expandable socket includes a socket body and a fixing structure mounted on the socket body.

Referring to fig. 1 to fig. 3, fig. 3 is a schematic diagram illustrating a partially exploded structure of an expandable socket with a plug fixing structure according to an embodiment of the present invention. As shown in fig. 1 to 3, the socket body includes a base socket 100 and at least one single socket 200, the base socket 100 and the adjacent single socket 200 and any two adjacent single sockets 200 are detachably connected, the base socket 100 and the single socket 200 are both provided with at least one set of jacks 300, and one end of the base socket 100, which is far away from the single socket 200, is provided with a power socket 110 for an external power supply. Therefore, the plurality of single sockets 200 can be connected to the basic socket 100 according to specific use requirements, so that expansion of the sockets is achieved, and the problem of inconvenience in use caused by the fact that most of the sockets are integrally designed and the number of the jacks 300 is fixed in the prior art is effectively solved. It should be noted that, although in the expandable socket shown in fig. 1 and fig. 2, the socket body includes a base socket 100 and two single sockets 200, it should be understood by those skilled in the art that the number of the single sockets 200 is not limited thereto, the number of the single sockets 200 may be 1, 3, 4, 5 or more, and the specific number may be set according to specific situations, and the present invention is not limited thereto.

Preferably, as shown in fig. 1 and fig. 2, a group of jacks 300 is disposed on the single socket 200, a plurality of groups of jacks 300 are disposed on the base socket 100, and all the jacks 300 are three-hole jacks. Therefore, the single socket 200 is provided with the group of jacks 300, waste of the jacks 300 can be avoided, and the basic socket 100 is provided with the plurality of groups of jacks 300, so that power can be supplied to a plurality of electrical appliances simultaneously, and the single socket is more convenient to use. It should be noted that, in some other embodiments, two or other numbers of jacks 300 may be further disposed on the single socket 200, and the jacks 300 on the single socket 200 and the base socket 100 may be two-jack jacks, which is not limited by the present invention.

Preferably, please refer to fig. 3 to fig. 7, wherein fig. 4 schematically shows a schematic structural diagram of the basic socket 100 in the expandable socket with the plug fixing structure according to an embodiment of the present invention, fig. 5 schematically shows a schematic structural diagram of the single socket 200 in the expandable socket with the plug fixing structure according to an embodiment of the present invention, fig. 6 schematically shows a schematic structural diagram of another angle of the single socket 200 according to an embodiment of the present invention, and fig. 7 schematically shows a schematic structural diagram of the first conductive member 212 in the single socket 200 according to an embodiment of the present invention when it is extended. As shown in fig. 3 to 7, one end of the single socket 200 is provided with a first conductive connector, the other end of the single socket 200 is provided with a second conductive connector, one end of the base socket 100, which is far away from the single socket 200, is provided with a power socket 110 for an external power supply, and one end of the base socket 100, which is close to the single socket 200, is provided with a third conductive connector for electrically connecting with the first conductive connector. Thus, two adjacent single sockets 200 can be connected together through the first conductive connecting piece and the second conductive connecting piece, that is, the second conductive connecting piece of one single socket 200 is connected with the first conductive connecting piece of the other single socket 200; the adjacent base socket 100 and the single socket 200 are connected together by the first conductive connector and the third conductive connector.

Preferably, as shown in fig. 5 and 7, the first conductive connecting member includes a first connecting hole 211 and a first conductive member 212 disposed in the first connecting hole 211, and the first conductive member 212 is capable of reciprocating in the first connecting hole 211 in an axial direction of the single socket 200. Therefore, when the base socket 100 and the single socket 200 need to be connected, the first conductive member 212 can be moved in the forward direction, so that the first conductive member 212 moves towards the position of the third conductive connecting member close to the base socket 100 until the first conductive member 212 is electrically connected with the third conductive connecting member; when it is necessary to separate the single socket 200 from the base socket 100, the first conductive member 212 may be moved in a direction away from the base socket 100 by moving the first conductive member 212 in a reverse direction until the first conductive member 212 is separated from the third conductive member. Similarly, when it is required to connect one single socket 200 with another single socket 200, the first conductive member 212 of one single socket 200 may be moved forward, so that the first conductive member 212 moves toward a direction close to the position of the second conductive connecting member of another single socket 200 until the first conductive member 212 is electrically connected with the second conductive connecting member; when the two connected single-body sockets 200 need to be separated, the first conductive member 212 on one single-body socket 200 can be moved in the direction away from the other single-body socket 200 by moving the first conductive member 212 in the opposite direction until the first conductive member 212 is separated from the second conductive connecting member on the other single-body socket 200. Therefore, the utility model provides an overall structure of can extending the socket not only can be simplified to this kind of setting the utility model provides a can realize the fast assembly and the dismantlement of can extending the socket moreover, and it is more simple and convenient to operate.

Preferably, as shown in fig. 6, the second conductive connecting member includes a second connecting hole 231 and a second conductive member (not shown) disposed in the second connecting hole 231. Because the second electrically conductive connecting piece includes second connecting hole 231 and set up in the second electrically conductive piece in second connecting hole 231, can further simplify from this the utility model provides an overall structure of expandable socket.

Preferably, as shown in fig. 4, the third conductive connecting member includes a third connecting hole 121 and a third conductive member disposed in the third connecting hole 121. Because the third conductive connecting piece includes the third connecting hole 121 and set up in the third conductive piece in the third connecting hole 121, can further simplify from this the utility model provides an overall structure of expandable socket.

Preferably, the first conductive member 212 is a conductive pillar, the second conductive member is a conductive metal sheet attached to the hole wall of the second connection hole 231, and the third conductive member is a conductive metal sheet attached to the hole wall of the third connection hole 121. Thus, when the first conductive member 212 (conductive post) of one single socket 200 is inserted into the second connection hole 231 of another single socket 200, the first conductive member 212 (conductive post) can contact the second conductive member (conductive metal sheet) located in the second connection hole 231, thereby quickly achieving the electrical connection between the first conductive member 212 and the second conductive member. Similarly, when the first conductive member 212 (conductive pillar) of the single socket 200 is inserted into the third connection hole 121, the first conductive member 212 (conductive pillar) can contact the third conductive member (conductive metal sheet) located in the third connection hole 121, so that the electrical connection between the first conductive member 212 and the third conductive member is rapidly achieved.

Preferably, the first conductive connecting element includes three first connecting holes 211, each of the first connecting holes 211 has a first conductive element 212 therein, wherein one first conductive element 212 is used for connecting to a neutral wire, one first conductive element 212 is used for connecting to a live wire, and one first conductive element 212 is used for connecting to a ground wire. Correspondingly, the second conductive connecting part comprises three second connecting holes 231, each second connecting hole 231 is internally provided with a second conductive piece, one second conductive piece is used for connecting a zero line, one second conductive piece is used for connecting a live line, and one second conductive piece is used for connecting a ground line. The third conductive connecting member includes three third connecting holes 121, and a third conductive member is disposed in each of the third connecting holes 121, wherein one of the third conductive members is used for connecting to a zero line, one of the third conductive members is used for connecting to a live line, and the other third conductive member is used for connecting to a ground line.

Preferably, as shown in fig. 5 to 7, a moving switch 220 connected to the first conductive member 212 is disposed on the single socket 200, and the moving switch 220 is configured to control the first conductive member 212 to reciprocate along the axial direction of the single socket 200. Thus, the first conductive member 212 may be reciprocated in the axial direction of the single socket 200 by moving the moving switch 220. Specifically, the single socket 200 is provided with a mounting hole (not shown) for mounting the moving switch 220, the mounting hole is communicated with the first connection hole 211, at least a part of the moving switch 220 penetrates out of the single socket 200, and the moving switch 220 can reciprocate along the axial direction of the single socket 200. As shown in fig. 5 and 7, when the moving switch 220 is moved to the right, the first conductive member 212 can be moved to the right, so that the first conductive member 212 can pass through the outside of the first connection hole 211; when the moving switch 220 is moved to the left, the first conductive member 212 can be moved to the left, so that the first conductive member 212 can be retracted into the first connection hole 211.

Preferably, as shown in fig. 5 to 7, the moving switch 220 is disposed at a side of the single socket 200, so that space can be saved on one hand, and operation is more convenient on the other hand.

Preferably, as shown in fig. 3 to 7, a protrusion 240 is disposed at one end of the single socket 200 close to the base socket 100, the first conductive connecting element penetrates through the protrusion 240, two sides of one end of the base socket 100 far away from the protrusion 240 are recessed inwards, one end of the single socket 200 far away from the base socket 100 is provided with a first connecting groove 250, the second conductive connecting element penetrates through one end of the first connecting groove 250 close to the base socket 100, one end of the base socket 100 close to the single socket 200 is provided with a second connecting groove 130, and the third conductive connecting element penetrates through one end of the second connecting groove 130 far away from the single socket 200. Therefore, when it is required to connect one single socket 200 with another single socket 200, the bump 240 on one single socket 200 can be inserted into the first connecting groove 250 on the other single socket 200, so that the first conductive connecting member penetrating through the bump 240 can be smoothly electrically connected with the second conductive connecting member penetrating through one end of the first connecting groove 250. In addition, the stability of the connection between the two single sockets 200 can be improved by the mutually matched protrusions 240 and the first connecting grooves 250. In the same way, when it is required to connect a single socket 200 with the base socket 100, the protrusion 240 on the single socket 200 can be inserted into the second connecting groove 130 on the base socket 100, so that the first conductive connecting element penetrating through the protrusion 240 can be smoothly electrically connected with the third conductive connecting element penetrating through one end of the second connecting groove 130, and meanwhile, the stability of connection between the single socket 200 and the base socket 100 can be improved through the protrusion 240 and the second connecting groove 130 which are mutually matched.

Preferably, both sides of the protrusion 240 are provided with buckles 241, both sides of the first connecting groove 250 are provided with first clamping holes 251, and both sides of the second connecting groove 130 are provided with second clamping holes 131. Therefore, when the projection 240 of one single socket 200 is inserted into the first connecting groove 250 of another single socket 200, the fasteners 241 at two sides of the projection 240 can be locked into the first locking holes 251 correspondingly arranged, so that the projection 240 can be firmly fixed in the first connecting groove 250, and the firmness of the connection between the two single sockets 200 is further improved. Similarly, when the protruding block 240 of the single socket 200 is inserted into the second connecting groove 130, the fasteners 241 at two sides of the protruding block 240 can be fastened into the second fastening holes 131 correspondingly disposed therein, so that the protruding block 240 can be firmly fixed into the second connecting groove 130, and the firmness of connection between the base socket 100 and the single socket 200 is further improved.

Preferably, both sides of the protrusion 240 are provided with first engaging grooves 242, both insides of both sides of one end of the first connecting groove 250, which is far away from the base socket 100, are provided with first engaging blocks 252, and both insides of both sides of one end of the second connecting groove 130, which is near to the single socket 200, are provided with second engaging blocks 132. Therefore, when the protrusion 240 of one single socket 200 is inserted into the first connection groove 250 of another single socket 200, the first latch 252 can be latched into the first latch groove 242, so that the protrusion 240 can be further firmly fixed in the first connection groove 250, and the connection firmness between the two single sockets 200 can be further improved. Similarly, when the protrusion 240 of the single socket 200 is inserted into the second connecting groove 130, the second latch 132 can be inserted into the first latching groove 242, so that the protrusion 240 can be further firmly fixed in the second connecting groove 130, and further, the connection firmness between the base socket 100 and the single socket 200 can be further improved.

Preferably, as shown in fig. 5, a first bottom plate 253 is disposed at the bottom of the first connection groove 250, an opening is disposed at the top of the first connection groove 250, and the bottom of the bump 240 floats upward relative to the bottom of the single socket 200. Therefore, the first bottom plate 253 can further support the protrusion 240 inserted into the first connection groove 250, and the connection between the two single sockets 200 can be further improved. In addition, the protrusion 240 of one single socket 200 can be inserted into the first connection slot 250 of another single socket 200 more conveniently by providing an opening at the top of the first connection slot 250.

As shown in fig. 4, the second connecting groove 130 is provided with a second bottom plate 133 at the bottom thereof, and an opening is provided at the top of the second connecting groove 130. Therefore, by providing the second bottom plate 133 at the bottom of the second connecting slot 130, the second bottom plate 133 can support the protrusion 240 inserted into the second connecting slot 130, thereby further improving the firmness of the connection between the single socket 200 and the base socket 100. In addition, the connection between the single socket 200 and the base socket 100 may be more facilitated by providing an opening at the top of the second connection groove 130.

As shown in fig. 1 and 2, the fixing structure includes at least two claws 400, the claws 400 are arranged in one-to-one correspondence with the insertion holes 300, the claws 400 are used to fix a plug on the insertion holes 300, and the claws 400 are detachably connected with the socket body. Therefore, the plug can be fixed on the jack 300 of the socket through the fixing structure, and the plug is effectively prevented from being pulled out from the socket by mistake. Especially in the medical instrument field, through adopting the utility model provides a can extend the socket and supply power to medical equipment, can effectively avoid the plug to pull out the medical malpractice that causes by mistake. In addition, because the claws 400 are detachably connected with the socket body, the claws 400 with the corresponding number can be selected according to the number of the jacks 300 on the socket body, so that the purpose of fixing the plug on the jacks 300 can be realized more conveniently.

Preferably, please refer to fig. 8, which schematically illustrates a structural schematic view of a claw 400 according to an embodiment of the present invention, as shown in fig. 8, the claw 400 includes a fixing portion 410 for fixing the plug, a second clamping groove 420 is formed at one end of the fixing portion 410, a width of the second clamping groove 420 is smaller than a maximum width of the plug, two ends of the fixing portion 410 are bent toward a position of the jack 300 to form a first connecting portion 430 and a second connecting portion 440, wherein the first connecting portion 430 is far away from the position of the second clamping groove 420, the second connecting portion 440 is close to the position of the second clamping groove 420, the first connecting portion 430 is connected to one side of the socket body, and the second connecting portion 440 is connected to the other side of the socket body. From this, after inserting the plug into jack 300, can link to each other first connecting portion 430 with socket ontology earlier, then make the plug block with the connecting portion card of its power cord in the second draw-in groove 420, because the width of second draw-in groove 420 is less than the maximum width of plug, thereby pass through fixed part 410 can be fixed the plug, will at last second connecting portion 440 and socket ontology are connected to be fixed in jack catch 400 on the socket ontology, can realize fixing the plug after jack catch 400 is fixed.

Preferably, as shown in fig. 8, an end of the first connection portion 430 is bent inward to form a first bent portion 431, an opening (not shown) is formed on a side of the socket body close to the first connection portion 430, and the first bent portion 431 can be inserted into the opening. Thus, the first bending part 431 can be inserted into the opening to realize the detachable connection between the first connection part 430 and the socket body.

Preferably, as shown in fig. 1 and 2, the fixing structure further includes a retractable blocking rod 500, the blocking rod 500 is detachably connected to the socket body, an end of the second connecting portion 440 is bent outward to form a second bent portion 441, the blocking rod 500 is located on the second bent portion 441 and is connected to the socket body, and the second connecting portion 440 is located between the blocking rod 500 and the socket body. Therefore, by providing the blocking rod 500 detachably connected to the socket body, the second connecting portion 440 can be disposed between the blocking rod 500 and the socket body to detachably connect the second bending portion 441 to the socket body, so as to fix the latch 400. In addition, since the blocking rod 500 can be extended, the blocking rod 500 can be adjusted in total length to fix the clamping jaws 400 with different numbers, so that the operation is more convenient, and the expansion of the socket is more convenient.

Preferably, as shown in fig. 1, 2 and 8, an outward protrusion 442 is disposed on the second connecting portion 440, and the blocking rod 500 is located between the protrusion 442 and the second bent portion 441. Therefore, the positioning of the stop lever 500 can be realized by the arrangement, and the stability of the stop lever 500 is improved.

Preferably, as shown in fig. 1 and 2, the blocking lever 500 includes a first lever 510 and a second lever 520 connected to each other, the first lever 510 and the second lever 520 are both disposed along an axial direction of the socket body, and the second lever 520 can reciprocate along the axial direction of the first lever 510. Therefore, the total length of the blocking rod 500 can be adjusted by moving the second rod 520, so as to fix different numbers of the clamping jaws 400.

Preferably, as shown in fig. 1 and 2, one end of the first rod 510 far away from the second rod 520 is connected to the socket body through a first fastener 610, one end of the first rod 510 near the second rod 520 is connected to the socket body through a second fastener 620, one end of the second rod 520 near the first rod 510 is connected to the first rod 510 through a third fastener 630, and one end of the second rod 520 far away from the first rod 510 is connected to the socket body through a fourth fastener 640. Therefore, the detachable connection between the first rod 510 and the socket body and between the second rod 520 and the socket body can be more conveniently realized by the arrangement, and meanwhile, the second rod 520 can reciprocate along the axial direction of the first rod 510 as the first rod 510 and the second rod 520 are also detachably connected. In addition, the whole structure of the fixing structure can be further simplified by the arrangement.

Preferably, the first fastener 610, the second fastener 620, the third fastener 630 and the fourth fastener 640 may be screws, so that the installation and the removal may be more convenient. In order to facilitate the installation of the second fastening member 620 and the fourth fastening member 640, the base socket 100 may be provided with a first installation hole 140 to be matched with the second fastening member 620, and the single socket 200 may be provided with a second installation hole 260 to be matched with the fourth fastening member 640.

Preferably, one end of the first rod 510, which is far away from the second rod 520, may be rotatably connected to the socket body by the first fastener 610, so that when the plug needs to be pulled out, the whole first rod 510 does not need to be separated from the socket body to release the fixation of the latch 400, and the one end of the first rod 510, which is near to the second rod 520, and one end of the second rod 520, which is far away from the first rod 510, may be detached from the socket body, and the first rod 510 and the second rod 520 are rotated to rotate around the other end, so as to release the fixation of the latch 400, and thus release the fixation of the plug.

Preferably, as shown in fig. 1 and 2, the second rod 520 is provided with a sliding hole 521 along an axial direction thereof, one end of the third fastening member 630 can pass through the sliding hole 521 and is connected to the first rod 510, and the other end of the third fastening member 630 has an outer diameter larger than a width of the sliding hole 521 and abuts against the second rod 520. Therefore, by providing the sliding hole 521 on the second rod 520 and enabling one end of the third fastening member 630 to pass through the sliding hole 521 and connect with the first rod 510, the overall length of the stop lever 500 can be adjusted by changing the relative position of the third fastening member 630 on the sliding hole 521, which is more convenient to operate. As shown in fig. 1 and 2, if a single socket 200 is to be added and a pawl 400 needs to be added to the newly added single socket 200, a fourth fastening member 640 may be unscrewed to separate an end of the second rod 520 away from the first rod 510 from the socket body, and the third fastening member 630 may be loosened to allow the second rod 520 to slide rightward along the axial direction of the first rod 510 to increase the total length of the pawl 500, and after the second rod 520 is adjusted to a proper position, the fourth fastening member 640 may be installed in the second installation hole 260 of the newly added single socket 200 and the third fastening member 630 may be tightened, so that the pawl 400 may be fixed by the pawl 500. Similarly, when a claw 400 needs to be removed to pull out the plug, the fourth fastener 640 may be unscrewed, so that the second rod 520 is far away from the end of the first rod 510 and separated from the socket body, and the third fastener 630 is loosened, so that the second rod 520 may slide leftward along the axial direction of the first rod 510, so as to shorten the total length of the stop lever 500, and after the second rod 520 is adjusted to a proper position (when the second rod 520 is separated from the position of the claw 400 that needs to be removed), the claw 400 may be removed.

To sum up, compare with prior art, the utility model provides an expandable socket with plug fixed knot constructs has following advantage: the socket body of the expandable socket provided by the utility model comprises a basic socket and at least one single socket; the basic socket and the adjacent single sockets thereof as well as any two adjacent single sockets are detachably connected; the basic socket and the monomer socket are all provided with at least one group of jacks, so that a plurality of monomer sockets can be connected to the basic socket according to specific use requirements, the expansion of the socket is realized, and the problem of inconvenient use caused by the fact that most of sockets are integrally designed and the number of the jacks is fixed in the prior art is effectively solved. In addition, because the socket body is provided with the fixing structure comprising at least two claws for fixing the plug on the jack, the plug can be fixed on the jack of the socket through the fixing structure, and the plug is effectively prevented from being pulled out from the socket by mistake. In addition, because the claws are detachably connected with the socket body, the claws with corresponding number can be selected according to the number of the jacks on the socket body, so that the purpose of fixing the plug on the jack can be realized more conveniently.

The above description is only for the description of the preferred embodiments of the present invention, and not for any limitation of the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all included in the protection scope of the claims. It will be apparent to those skilled in the art that various changes and modifications may be made to the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (16)

1. An expandable socket with a plug fixing structure is characterized by comprising a socket body and a fixing structure arranged on the socket body;

the socket body comprises a basic socket and at least one single socket;

the basic socket and the adjacent single sockets thereof as well as any two adjacent single sockets are detachably connected;

the base socket and the single socket are both provided with at least one group of jacks, and one end of the base socket, which is far away from the single socket, is provided with a power socket for an external power supply;

the fixing structure comprises at least two clamping jaws, the clamping jaws are in one-to-one correspondence with the jacks, the clamping jaws are used for fixing the plug on the jacks, and the clamping jaws are detachably connected with the socket body.

2. The expandable socket with the plug fixing structure as claimed in claim 1, wherein one end of the single socket is provided with a first conductive connecting piece, the other end of the single socket is provided with a second conductive connecting piece, and one end of the base socket close to the single socket is provided with a third conductive connecting piece for electrically connecting with the first conductive connecting piece.

3. The expandable socket with the plug fixing structure as claimed in claim 2, wherein the first conductive connecting member comprises a first connecting hole and a first conductive member disposed in the first connecting hole, and the first conductive member is capable of reciprocating in the first connecting hole along the axial direction of the single socket.

4. The expandable socket with the plug fixing structure as claimed in claim 3, wherein the single socket is provided with a moving switch connected to the first conductive member, and the moving switch is used for controlling the first conductive member to move back and forth along the axial direction of the single socket.

5. The expandable socket with the plug fixing structure as claimed in claim 2, wherein the second conductive connecting member comprises a second connecting hole and a second conductive member disposed in the second connecting hole.

6. The expandable socket with the plug fixing structure as claimed in claim 2, wherein the third conductive connecting member comprises a third connecting hole and a third conductive member disposed in the third connecting hole.

7. The expandable socket with the plug fixing structure as claimed in claim 2, wherein a protrusion is disposed at an end of the single socket close to the base socket, the first conductive connecting member penetrates through the protrusion, two sides of the end of the protrusion far from the base socket are recessed inwards, a first connecting groove is disposed at an end of the single socket far from the base socket, the second conductive connecting member penetrates through an end of the first connecting groove close to the base socket, a second connecting groove is disposed at an end of the base socket close to the single socket, and a third conductive connecting member penetrates through an end of the second connecting groove far from the single socket.

8. The expandable socket with the plug fixing structure as claimed in claim 7, wherein the protrusion has a buckle on both sides, the first connecting slot has a first fastening hole on both sides, and the second connecting slot has a second fastening hole on both sides.

9. The expandable socket with plug fixing structure as claimed in claim 7, wherein the two sides of the protrusion are provided with first engaging grooves, the inner portions of the two sides of the end of the first connecting groove far away from the base socket are provided with first engaging blocks, and the inner portions of the two sides of the end of the second connecting groove near to the single socket are provided with second engaging blocks.

10. The expandable socket according to claim 1, wherein the clamping jaw includes a fixing portion for fixing the plug, a second clamping groove is formed at one end of the fixing portion, the width of the second clamping groove is smaller than the maximum width of the plug, and both ends of the fixing portion are bent toward the position of the jack to form a first connecting portion and a second connecting portion, wherein the first connecting portion is far away from the position of the second clamping groove, the second connecting portion is close to the position of the second clamping groove, the first connecting portion is connected to one side of the socket body, and the second connecting portion is connected to the other side of the socket body.

11. The expandable socket with the plug fixing structure as claimed in claim 10, wherein the end of the first connecting portion is bent inward to form a first bending portion, an opening is formed on one side of the socket body close to the first connecting portion, and the first bending portion can be inserted into the opening.

12. The expandable socket with the plug fixing structure as claimed in claim 10, wherein the fixing structure further comprises a retractable bar, the bar is detachably connected to the socket body, the end of the second connecting portion is bent outward to form a second bent portion, the bar is located on the second bent portion and connected to the socket body, and the second connecting portion is located between the bar and the socket body.

13. The expandable socket with the plug fixing structure as claimed in claim 12, wherein the second connecting portion has a protrusion disposed outward, and the blocking lever is located between the protrusion and the second bending portion.

14. The expandable socket with the plug fixing structure as claimed in claim 12, wherein the blocking rod comprises a first rod body and a second rod body which are connected, the first rod body and the second rod body are both arranged along the axial direction of the socket body, and the second rod body can reciprocate along the axial direction of the first rod body.

15. The expandable jack with plug fastening structure as claimed in claim 14, wherein the end of the first shaft remote from the second shaft is connected to the jack body by a first fastening member, the end of the first shaft close to the second shaft is connected to the jack body by a second fastening member, the end of the second shaft close to the first shaft is connected to the first shaft by a third fastening member, and the end of the second shaft remote from the first shaft is connected to the jack body by a fourth fastening member.

16. The expandable socket with the plug fixing structure as claimed in claim 15, wherein the second rod is provided with a slide hole along an axial direction thereof, and one end of the third fastening member can pass through the slide hole and be connected with the first rod.

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