CN217062705U - Connection structure and conversion equipment - Google Patents

Abstract

The application provides a connection structure, it includes: the structure comprises a first structural member (10) and a second structural member (20), wherein the first structural member (10) comprises a bottom plate (11) and two insertion blocks (12) connected with the bottom plate (11), the insertion blocks (12) are arranged at intervals, the second structural member (20) is provided with an insertion groove (211), one end of the insertion groove (211) is provided with an opening, and the other end of the insertion groove (211) is provided with a blocking wall (212); two insertion grooves (211) are arranged at intervals, the two insertion blocks (12) are inserted into the two insertion grooves (211) in a sliding mode towards the two blocking walls (212), the connecting structure further comprises a limiting mechanism (30), and the limiting mechanism (30) can limit the two insertion blocks (12) to be separated from the two insertion grooves (211) along the direction deviating from the blocking walls (212). The connection structure provided by the application can improve the connection reliability of the plug (101) and the power adapter (102). The application also provides a conversion device comprising the connection structure.

Description

Connection structure and conversion equipment

Technical Field

The application belongs to the technical field of plugs, and particularly relates to a connecting structure and a conversion device.

Background

The statements herein merely provide background information related to the present application and may not constitute prior art.

With the development of economy and the improvement of living standard of people, more and more people frequently go abroad to travel, leave or work, and carry with them electronic equipment such as mobile phones, computers, cameras and the like during business trips or traveling, and in order to keep the normal use of the electronic equipment, the electronic equipment must be charged.

The jacks of many countries have different structures, such as a medium-sized jack, an american-sized jack, an european-sized jack, etc., and the jacks of the jacks are different, so that an electric appliance produced in one country or region does not meet the standard of a power socket in another country or region, and therefore, a common plug cannot be switched to use in each country.

The use of different plugs and sockets is currently generally achieved by switching devices. The conversion device comprises a plug and a power adapter, and the plug and the power adapter are in sliding plug-in connection. However, the plug and the power adapter which are plugged together are easy to reversely disengage along the sliding direction, so that the electrical connection between the plug and the power adapter is loosened.

SUMMERY OF THE UTILITY MODEL

One of the objectives of the embodiment of the present invention is: a connection structure is provided, aiming at solving the problem of how to improve the connection reliability of a plug and a power adapter.

The technical scheme adopted by the embodiment of the application is as follows:

in a first aspect, a connection structure is provided, which includes: the first structural member comprises a bottom plate and two insertion blocks connected with the bottom plate, the second structural member is provided with an insertion groove, one end of the insertion groove is provided with an opening, and the other end of the insertion groove is provided with a blocking wall; the connecting structure further comprises a limiting mechanism, and the limiting mechanism can limit the two inserting blocks to be respectively separated from the two inserting grooves along the direction deviating from the blocking wall.

In some embodiments, the limiting mechanism includes an elastic arm connected to the bottom plate and having an elastic restoring force and located between the two insertion blocks, a first buckle part connected to the elastic arm, and a second buckle part engaged with the first buckle part and located on the second structural member, and an avoidance groove is formed in a position of the bottom plate corresponding to the elastic arm.

In some embodiments, the first fastening portion is a first fastening block protruding from the elastic arm, the second fastening portion is a first locking groove opened on the second structural member, and a first non-return wall is disposed on a surface of the first fastening block facing away from the blocking wall, and at least a portion of the first non-return wall is located in the first locking groove.

In some embodiments, a surface of the first latch facing the blocking wall is provided with a first guide surface.

In some embodiments, the first fastening portion is a second fastening groove opened in the elastic arm, the second fastening portion is a second fastening block protruded from the second structural member, and a second non-return wall is disposed on a surface of the second fastening block facing away from the blocking wall, and at least a portion of the second non-return wall is located in the second fastening groove.

In some embodiments, a surface of the second latch facing the blocking wall is provided with a second guide surface.

In some embodiments, the limiting mechanism further comprises a poking piece, and the poking piece is connected with the free end of the elastic arm.

In some embodiments, at least one of the insertion grooves has a first guide groove, a path extending direction of the first guide groove is the same as a path extending direction of the insertion groove, and a first guide strip matched with the first guide groove is convexly disposed at a position of the insertion block corresponding to the first guide groove.

In some embodiments, at least one of the slot walls of at least one of the insertion slots is provided with a second guide strip in a protruding manner, the length direction of the second guide strip is the same as the extending direction of the path of the insertion slot, and a second guide slot matched with the second guide strip is provided at a position of the insertion block corresponding to the second guide strip.

In a second aspect, a conversion device is provided, which includes the connection structure as described above, the conversion device further includes a plug and a power adapter capable of being electrically connected with the plug, the bottom plate is connected with the plug, and the second structural member is connected with the power adapter; the second structural part comprises a side plate and a cover plate, and the inserting groove is formed in the cover plate and extends to the side plate.

The connection structure that this application embodiment provided has: through set up two grafting pieces at first structure component interval, and two inserting grooves are seted up at the interval on the second structure component, two grafting pieces slide respectively and insert two inserting grooves, stop the wall and limit the removal of two grafting pieces along the grafting direction, stop the wall along deviating from stop the wall the direction and limit the inserting groove that the grafting piece roll-off corresponds to make first structure component and second structure component difficult emergence not hard up, improved the reliability that first structure component and second structure component are connected, and then can improve the reliability that plug and power adapter are connected.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a first structural member according to an embodiment of the present disclosure;

fig. 2 is a partial enlarged view at a of fig. 1;

fig. 3 is a schematic perspective view of a second structural member provided in an embodiment of the present application;

fig. 4 is a schematic perspective view of a conversion device provided in an embodiment of the present application;

FIG. 5 is a cross-sectional schematic view of the transition device of FIG. 4;

FIG. 6 is an exploded schematic view of the transition device of FIG. 4;

fig. 7 is a schematic structural diagram of an euro-standard plug provided in an embodiment of the present application;

fig. 8 is a schematic structural diagram of an english plug provided in an embodiment of the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and operate, and thus are not to be construed as limiting the present application, and the specific meanings of the above terms may be understood by those skilled in the art according to specific situations. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.

In order to explain the technical solutions provided by the present application, the following detailed description is made with reference to the specific drawings and examples.

Referring to fig. 1 to 3, optionally, the second structure member 20 is provided with an insertion groove 211, one end of the insertion groove 211 is provided with an opening, and the other end of the insertion groove 211 is provided with a blocking wall 212. It can be understood that one end of the insertion groove 211 along the extending direction thereof is provided with an opening, and the other end is sealed, and the blocking wall 212 is located on the groove wall of the insertion groove 211. The two insertion grooves 211 are spaced apart from each other, and it can be understood that the distance between the two insertion grooves 211 is equal to the distance between the two insertion blocks 12. The two insertion blocks 12 are slidably inserted into the two insertion grooves 211 toward the two blocking walls 212, respectively. Optionally, the plug block 12 is at least partially received in the corresponding plug slot 211, and one end of the plug block 12 facing the blocking wall 212 abuts against the blocking wall 212, so that the movement of the plug block 12 along the plug sliding direction is limited by the blocking wall 212.

Referring to fig. 1 to fig. 3, optionally, the connecting structure further includes a limiting mechanism 30, and the limiting mechanism 30 is configured to detachably connect the bottom plate 11 and the second structural member 20, and limit the two insertion blocks 12 to be separated from the two insertion grooves 211 respectively in a direction away from the blocking wall 212. It can be understood that the limiting mechanism 30 can limit the insertion block 12 from reversely sliding out of the insertion groove 211 in the direction away from the insertion direction, so as to improve the reliability of the connection between the first structural member 10 and the second structural member 20.

It can be understood that, by connecting the first structural member 10 to the plug 101 and connecting the second structural member 20 to the power adapter 102, the reliability of the connection between the plug 101 and the power adapter 102 can be improved after the first structural member 10 is plugged into the second structural member 20.

Referring to fig. 4 to 6, two insertion blocks 12 are arranged at intervals on the first structural member 10, two insertion grooves 211 are arranged at intervals on the second structural member 20, the two insertion blocks 12 are respectively inserted into the two insertion grooves 211 in a sliding manner, the blocking wall 212 limits the movement of the two insertion blocks 12 along the insertion direction, and the limiting mechanism 30 limits the insertion blocks 12 from sliding out of the corresponding insertion grooves 211 along the direction departing from the blocking wall 212, so that the first structural member 10 and the second structural member 20 are not easy to loosen, the connection reliability of the first structural member 10 and the second structural member 20 is improved, and the connection reliability of the plug 101 and the power adapter 102 is further improved.

Referring to fig. 4 to 6, in some embodiments, the limiting mechanism 30 includes a resilient arm 32 connected to the bottom plate 11 and having an elastic restoring force and located between the two insertion blocks 12, a first buckle part connected to the resilient arm 32, and a second buckle part engaged with the first buckle part and located on the second structural member 20, and an avoiding groove 111 is formed in a position of the bottom plate 11 corresponding to the resilient arm 32.

Referring to fig. 4 to 6, the elastic arm 32 is also made of plastic material and has a certain plasticity so as to be elastically deformed by a predetermined amount relative to the surface of the bottom plate 11. Optionally, the resilient arm 32 is integrally formed with the base plate 11.

Referring to fig. 4 to 6, optionally, in the process of inserting the first structural member 10 and the second structural member 20, the elastic arm 32 is elastically deformed in a direction away from the second structural member 20, and the free end of the elastic arm 32 moves toward the avoiding groove 111, after the two inserting blocks 12 respectively abut against the two blocking walls 212, the elastic arm 32 resets, and the first buckling portion and the second buckling portion are buckled.

Referring to fig. 4 to 6, it can be understood that after the first fastening portion and the second fastening portion are fastened, the two insertion blocks 12 can be limited from sliding out of the insertion grooves 211 in a direction away from the blocking wall 212, so as to improve the reliability of the connection between the first structural member 10 and the second structural member 20. The elastic arm 32 presses the first buckle part and the second buckle part under the action of the elastic force, so that the buckling connection of the first buckle part and the second buckle part is strengthened.

Referring to fig. 1 to fig. 3, in some embodiments, the first fastening portion is a first fastening block 33 protruding from the elastic arm 32, the second fastening portion is a first fastening groove 34 opened on the second structural member 20, a surface of the first fastening block 33 facing away from the blocking wall 212 is provided with a first non-return wall 331, and the first non-return wall 331 is at least partially located in the first fastening groove 34.

Optionally, the first check wall 331 is substantially perpendicular to the plugging direction of the plugging block 12 and the plugging groove 211, and the first check wall 331 abuts against a groove wall of the first slot 34 in a direction away from the blocking wall 212, so that under the combined action of the first check wall 331 and the two blocking walls 212, the plugging block 12 is limited from being separated from the corresponding plugging groove 211 in the plugging direction, and the connection reliability of the first structural member 10 and the second structural member 20 is improved.

Referring to fig. 1 to fig. 3, in some embodiments, a first guide surface 332 is formed on a surface of the first latch 33 facing the blocking wall 212. Optionally, the first guiding surface 332 is inclined in a direction away from one of the blocking walls 212, and the first guiding surface 332 can guide the first latching block 33 to be latched into the first latching groove 34, so as to improve the convenience of plugging the plugging block 12 and the plugging groove 211.

Referring to fig. 1 to 3, it can be understood that the elastic arm 32 is driven by an external force to elastically deform by a predetermined amount along a direction away from the second structural member 20, so that the first locking block 33 and the first locking groove 34 are disengaged from the locked state, and then the two insertion blocks 12 are driven to respectively slide out of the two insertion grooves 211, so that the first structural member 10 and the second structural member 20 are conveniently disassembled/assembled.

Referring to fig. 4 to 6, in some embodiments, the first fastening portion is a second locking groove formed in the elastic arm 32, the second fastening portion is a second locking block protruding from the second structural member 20, a surface of the second locking block facing away from the blocking wall 212 is provided with a second non-return wall 331, and the second non-return wall 331 is at least partially located in the second locking groove.

Referring to fig. 1 to 3, optionally, the second non-return wall 331 is substantially perpendicular to the plugging direction of the plugging block 12 and the plugging slot 211, and the second non-return wall 331 abuts against a slot wall of the second plugging slot in a direction away from one of the blocking walls 212, so that under the combined action of the second non-return wall 331 and the two blocking walls 212, the plugging block 12 is limited from being separated from the corresponding plugging slot 211 along the plugging direction, and the connection reliability of the second structural member 20 and the second structural member 20 is improved.

Referring to fig. 1 to 3, it can be understood that the elastic arm 32 is driven by an external force to generate a predetermined amount of elastic deformation along a direction away from the second structural member 20, so as to disengage the second fastening block and the second fastening slot from a fastened state, and then the two insertion blocks 12 are driven to slide out of the two insertion slots 211, respectively, so that the first structural member 10 and the second structural member 20 are conveniently disassembled/assembled.

In some embodiments, a surface of the second latch facing the blocking wall 212 is provided with a second guiding surface.

Optionally, the second guide surface is inclined in a direction away from one of the blocking walls 212, and the second guide surface can guide the second latching block to be latched into the second latching groove, so as to improve the convenience of plugging the plugging block 12 and the plugging groove 211.

In some embodiments, the limiting mechanism 30 further comprises a toggle piece 31, and the toggle piece 31 is connected with the free end of the elastic arm 32.

Referring to fig. 1 to 3, optionally, the length direction of the poking piece 31 and the length direction of the elastic arm 32 are staggered, and the poking piece 31 is operated by a human hand to drive the elastic arm 32 to elastically deform in a direction away from the second structural member 20.

In some embodiments, at least one groove wall of at least one of the insertion grooves 211 is provided with a first guide groove 214, a path extending direction of the first guide groove 214 is the same as a path extending direction of the insertion groove 211, and a first guide bar 13 engaged with the first guide groove 214 is protruded at a position of the insertion block 12 corresponding to the first guide groove 214.

Referring to fig. 1 to fig. 3, in the present embodiment, optionally, the slot walls of the two insertion slots 211 are respectively provided with a first guiding slot 214, and each insertion block 12 is convexly provided with a first guiding strip 13. Through the insertion fit of the two first guide grooves 214 and the two first guide strips 13, the insertion block 12 can be limited from being separated from the corresponding insertion groove 211 along the vertical insertion direction, and the reliability of the connection between the first structural member 10 and the second structural member is improved.

Referring to fig. 1 to 3, optionally, two first guide bars 13 are located between the two insertion blocks 12.

In some embodiments, at least one of the groove walls of at least one of the insertion grooves 211 is provided with a second guide strip in a protruding manner, the length direction of the second guide strip is the same as the extending direction of the path of the insertion groove 211, and a second guide groove matched with the second guide strip is formed in a position of the insertion block 12 corresponding to the second guide strip.

Referring to fig. 1 to fig. 3, in the present embodiment, optionally, the slot walls of the two insertion slots 211 are respectively provided with a second guiding strip in a protruding manner, and each insertion block 12 is provided with a second guiding slot. Through the insertion and matching of the two second guide grooves and the two second guide strips, the insertion block 12 can be limited from being separated from the corresponding insertion groove 211 along the vertical insertion direction, and the reliability of the connection between the second structural member 20 and the second block structural member is improved.

Referring to fig. 1 to 3, alternatively, the two second guide grooves are located between the two insertion blocks 12.

Referring to fig. 4 to fig. 6, the present application further provides a conversion apparatus 100, where the conversion apparatus 100 includes a connection structure, and the specific structure of the connection structure refers to the foregoing embodiments, and since the conversion apparatus 100 adopts all technical solutions of all the foregoing embodiments, all beneficial effects brought by the technical solutions of the foregoing embodiments are also achieved, and are not described in detail herein.

In some embodiments, the conversion apparatus 100 further comprises a plug 101 and a power adapter 102 electrically connectable to the plug 101, the bottom plate 11 is connected to the plug 101, and the second structural member 20 is connected to the power adapter 102.

Referring to fig. 4 to 6, alternatively, after the first structural member 10 and the second structural member 20 are plugged and matched, the plug 101 is electrically connected to the power adapter 102, and the power adapter 102 can be indirectly electrically connected to the power plug 101 by electrically plugging the plug 101 to an electrical outlet. It is understood that the power adapter 102 can be adapted to power outlets of different countries by replacing the plug 101 with different specifications.

Referring to fig. 7-8, in some embodiments, the plug 101 is a medium gauge plug, a american standard plug, an euro gauge plug, an australian gauge plug, or an english gauge plug.

The medium plug 101 is a plug 101 meeting the china standard.

The american-style plug is a plug 101 that conforms to the american-standard.

Referring to fig. 7, the euro-standard plug is a plug 101 conforming to european standards.

Referring to fig. 4, the australian plug is a plug 101 conforming to the australian standard.

Referring to fig. 8, the english plug is a plug 101 conforming to the british standard.

Alternatively, the korean-standard plug is the plug 101 conforming to the korean standard.

Optionally, a plurality of USB interfaces and/or a plurality of TYPE-C interfaces are further provided on the power adapter 102.

In some embodiments, the second structural member 20 includes a side plate 22 and a cover plate 21, and the insertion groove 211 is opened in the cover plate 21 and extends to the side plate 22.

Alternatively, the plate surfaces of the side plate 22 and the cover plate 21 are vertically disposed, and both the side plate 22 and the cover plate 21 are connected to the power adapter 102.

Referring to fig. 7 and 8, in some embodiments, the power adapter 102 includes electrical pins 213 for electrically connecting the plug 101, the electrical pins 213 are rotatably disposed in each of the insertion slots 211, and the insertion block 12 is opened with receiving holes 124 for receiving the electrical pins 213.

It can be understood that by rotating the electrical pins 213 by a predetermined angle to erect each electrical pin 213 on the power adapter 102, the power adapter 102 can be independently electrically connected to a corresponding power socket, thereby improving the convenience of the conversion apparatus 100.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims (10)

1. A connecting structure, characterized by comprising: the structure comprises a first structural member and a second structural member matched with the first structural member, wherein the first structural member comprises a bottom plate and two inserting blocks connected with the bottom plate, the number of the inserting blocks is two, the second structural member is provided with an inserting groove, one end of the inserting groove is provided with an opening, and the other end of the inserting groove is provided with a blocking wall; the connecting structure further comprises a limiting mechanism which can limit the two inserting blocks to be respectively separated from the two inserting grooves along the direction deviating from the blocking wall.

2. The connecting structure according to claim 1, wherein: stop gear is including connecting the bottom plate just has elastic restoring force and is located two the elasticity arm between the grafting piece, connection the first portion of detaining of elasticity arm and with first detain a snap-fit and be located the second of second structure detains the portion, the bottom plate corresponds the position of elasticity arm has been seted up and has been dodged the groove.

3. The connecting structure according to claim 2, wherein: the first buckling part is a first clamping block which is convexly arranged on the elastic arm, the second buckling part is a first clamping groove which is arranged on the second structural part, a first non-return wall is arranged on the surface of the first clamping block, which faces away from the blocking wall, and at least part of the first non-return wall is positioned in the first clamping groove.

4. The connecting structure according to claim 3, wherein: the surface of the first clamping block facing the blocking wall is provided with a first guide surface.

5. The connecting structure according to claim 2, wherein: the first buckle part is arranged in a second clamping groove of the elastic arm, the second buckle part is convexly arranged on a second clamping block on the second structural part, the second clamping block faces back to the surface of the blocking wall, and a second non-return wall is arranged on the surface of the blocking wall and at least partially located in the second clamping groove.

6. The connecting structure according to claim 5, wherein: and a second guide surface is arranged on the surface of the second clamping block facing the blocking wall.

7. The connecting structure according to any one of claims 2 to 6, wherein: the limiting mechanism further comprises a poking piece, and the poking piece is connected with the free end of the elastic arm.

8. The connecting structure according to any one of claims 1 to 6, wherein: at least one groove wall of at least one of the insertion grooves is provided with a first guide groove, the path extending direction of the first guide groove is the same as the path extending direction of the insertion groove, and a first guide strip matched with the first guide groove is convexly arranged at the position of the insertion block corresponding to the first guide groove.

9. The connecting structure according to any one of claims 1 to 6, wherein: at least one of the slot walls of at least one of the insertion slots is convexly provided with a second guide strip, the length direction of the second guide strip is the same as the extending direction of the path of the insertion slot, and the position of the insertion block corresponding to the second guide strip is provided with a second guide slot matched with the second guide strip.

10. A switching device comprising the connecting structure of any one of claims 1 to 9, the switching device further comprising a plug and a power adapter electrically connectable to the plug, the base plate being connected to the plug, the second structural member being connected to the power adapter; the second structural part comprises a side plate and a cover plate, and the insertion groove is formed in the cover plate and extends to the side plate.

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