CN211456062U

CN211456062U - Electrical connection device

Info

Publication number: CN211456062U
Application number: CN202020338040.8U
Authority: CN
Inventors: 胡渊; 陈华
Original assignee: Shenzhen Inovance Technology Co Ltd
Current assignee: Shenzhen Inovance Technology Co Ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-09-08
Anticipated expiration: 2030-03-17

Abstract

The utility model provides an electric connecting device, its include along the first direction connect side by side two at least bases and with the casing that the base one-to-one set up, each the base has the second port that the first port of first port and supply adjacent base was pegged graft, each the base is along first direction cartridge to adjacent base to make its first port dock mutually with the second port of adjacent base and correspond the casing and hang the knot mutually with adjacent casing, the casing has rotation portion in the ascending one end of second direction with corresponding base rotatable coupling, the other end have elasticity portion in order with buckle or separation elastically of base. The utility model discloses electric connecting device structural stability is strong and have higher dismouting convenience.

Description

Electrical connection device

Technical Field

The utility model relates to an electric connection device especially relates to an electric connection device convenient to dismouting.

Background

Traditional rotation type module is books formula structure, and includes split type two parts, and two parts are connected and are fixed through rotatory erection joint, need effectively to guarantee the holistic reliability of module in the connection process. In some application environments, a plurality of modules of a book-type structure need to be installed side by side, and any one product needs to be detached independently during maintenance.

Because the service environment of the electric connection device is complex, such as high corrosion, strong vibration, serious pollution, high temperature and high humidity, etc., the electric connection device needs to have higher reliability when being connected in parallel. Wherein, under the strong environment of vibration, still need to connect a plurality of modules side by side and fix, so, need increase extra fastener and lock in the installation link and tie up the step.

In addition, in the process of side-by-side connection, not only the fixing function after side-by-side installation but also the random disassembly function need to be met, and the functions are mutually restricted, so that the design difficulty is increased.

In view of the above, there is a need for an improved electrical connection device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric connection device convenient to dismouting.

In order to realize the above object of the present invention, the utility model provides an electric connecting device, its include along the first direction connect side by side two at least bases and with the casing that the base one-to-one set up, each the base has first port and supplies the second port of the first port grafting of adjacent base, each the base is along first direction cartridge to adjacent base to make its first port dock mutually with the second port of adjacent base and correspond the casing and hang the knot mutually with adjacent casing, the casing has the rotation portion in the ascending one end of second direction in order with corresponding base rotatable coupling, the other end have the elasticity portion in order with base elasticity ground buckle or separation.

As a further improvement, the elastic part includes a connecting arm extending from the side wall of the housing, an elastic arm formed by bending and extending the connecting arm and a pressing part formed by bending and extending the elastic arm, and the outer side of the elastic part is formed with a locking part buckled with or separated from the base.

As a further improvement of the utility model, the elastic arm include with the buckling section that the linking arm links to each other and with press the hasp section that the splenium links to each other, the buckling section with contained angle between the linking arm is the acute angle, hasp portion locates suddenly the hasp section deviates from one side of linking arm.

As a further improvement of the present invention, the base has a receiving portion near the end portion of the base in the second direction and a latch concave portion connected to the receiving portion, and when the elastic portion is engaged with the base buckle, the connecting arm is engaged with the connecting portion of the elastic arm in the receiving portion, and the latch portion is locked in the latch concave portion.

As a further improvement of the present invention, the base has a pivot portion rotatably connected to the rotating portion, and a guide portion located between the pivot portion and the receiving portion in the second direction, and the housing has a fitting portion guided by the guide portion and limited.

As a further improvement of the utility model, the guide part includes the edge first guide part and the second guide part that the second direction set gradually, first guide part and second guide part protruding form in on the base plate of base, and the protruding height difference of first guide part and second guide part is in order to form and to be located the spacing face of first spacing face and the second at first guide part both ends.

As a further improvement of the present invention, the first guide portion is an edge of a long strip shape extending in the second direction, the fitting portion includes a first fitting groove and a second fitting groove respectively accommodating and limiting the first guide portion and the second guide portion.

As a further improvement of the present invention, each of the housings has a locking arm and a locking portion provided on both sides in the first direction thereof, the locking arm protrudes toward the adjacent housing so that a locking protrusion formed on the inner side thereof is hung on the locking portion of the adjacent housing.

As a further improvement of the present invention, when the elastic portion of the housing is separated from the base, the rotation operates the latch arm of the housing and makes its rotation portion rotate with the pivot portion of the base as a rotation axis, then making the latch convex portion separate from the hanging buckle of the latch portion.

As a further improvement of the utility model, electric connecting device has the edge a plurality of contravariant modules that the first direction set up side by side, each contravariant module is including having the contravariant unit of casing and with contravariant unit electric connection the base, the base has the third port, the contravariant unit has the butt joint connector who docks with this third port.

Each inversion module of the electric connection device comprises an inversion unit and a base, the inversion unit and the base are rotatably mounted or dismounted, the convenience of disassembly and assembly is improved, and only the inversion module to be maintained needs to be dismounted when maintenance is needed, so that the purpose of random dismounting is met; the plurality of inversion modules are installed in a side-by-side opposite insertion mode along the first direction, so that the assembly time of the electric connection device can be saved; simultaneously can realize buckle installation and fixed between the adjacent casing when two adjacent bases are pegged graft the installation each other, promote the stability of electric property.

Drawings

Fig. 1 is a perspective assembly view of the electric connecting device of the present invention.

Fig. 2 is a partially exploded view of the electrical connection device shown in fig. 1.

Fig. 3 is a schematic view of two adjacent housings of the electrical connection device of fig. 2 when not hooked to each other.

Fig. 4 is a schematic view of two adjacent housings in the electrical connection device of fig. 3 when they are just in contact with each other.

Fig. 5 is a schematic view of the electrical connection device shown in fig. 4 after two adjacent housings are hooked.

Fig. 6 is a schematic view of a housing of the electrical connection device of fig. 1.

Fig. 7 is a schematic view of a base of the electrical connection device of fig. 1.

Fig. 8 to 10 are schematic views illustrating the inverter module of the electrical connection apparatus shown in fig. 1 being rotatably assembled and disassembled.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 10, the electrical connection device of the present invention includes at least two bases 1 connected side by side along a first direction and a housing 2 disposed corresponding to the bases 1 one to one, for convenience of description, a direction in which the bases 1 are disposed side by side is defined as the first direction, a direction perpendicular to the first direction is defined as a second direction, and the second direction is a longitudinal direction of the bases 1.

Each base 1 has a first port 101 and a second port 102 for the first port 101 of an adjacent base 1 to be plugged, one end of the housing 2 in the second direction has a rotating portion 21 to be rotatably connected with the corresponding base 1, and the other end has an elastic portion 22 to be elastically buckled or separated with the base 1.

Specifically, the elastic portion 22 includes a connection arm 221 extending from the side wall 201 of the housing 2, an elastic arm 223 bent and extending from the connection arm 221, and a pressing portion 224 bent and extending from the elastic arm 223, and a locking portion 225 that is locked to or separated from the base 1 is formed on the outer side of the elastic portion 22. The pressing portion 224 is exposed out of the end surface of the housing 2 in the second direction for a user to press.

Further, the elastic arm 223 includes a bending section 2231 connected to the connecting arm 221 and a locking section 2232 connected to the pressing portion 224, the connecting arm 221 is perpendicular to the side wall 201, the bending section 2231 extends from the connecting arm 221 in the opposite direction to form, an included angle between the bending section 2231 and the connecting arm 221 is an acute angle, so that the bending section 2231 and the connecting arm 221 are connected to form a V-shape, and the locking portion 225 is disposed on a side of the locking section 2232 away from the connecting arm 221.

Referring to fig. 6 to 10, the base 1 has a receiving portion 11 near the end of the base in the second direction and a locking recess 12 communicating with the receiving portion 11, when the elastic portion 22 is locked with the base 1, the connecting portion between the connecting arm 221 and the elastic arm 223 is received in the receiving portion 11, and the locking portion 225 is locked in the locking recess 12. When the housing 2 needs to be disassembled and separated, the pressing portion 224 is only pressed to disengage the locking portion 225 from the lock of the locking recess 12, and the housing 2 can be rotated and separated from the base 1.

Further, the base 1 has a base plate 13, a pivot portion 14 rotatably connected to the turning portion 21, and a guide portion 15 located between the pivot portion 14 and the receiving portion 11 in the second direction.

In this embodiment, the substrate 13 has a first side and a second side opposite to each other, the housing 2 is mounted on the first side of the substrate 13, and the second side of the substrate 13 is used for being mounted on other external mounting surfaces such as a wall surface. The first side of the base 1 is provided with a limiting wall 112 in a protruding manner, the limiting wall 112 is arranged in a rectangular surrounding manner and surrounds the receiving portion 11, and the locking concave portion 12 is located on the outer side of the receiving portion 11 in the second direction and penetrates through the housing 2 along the second direction.

Specifically, the guide portion 15 includes a first guide portion 151 and a second guide portion 152 sequentially arranged along the second direction, the first guide portion 151 and the second guide portion 152 are formed on the first side of the substrate 13 in a protruding manner, and protruding heights of the first guide portion 151 and the second guide portion 152 are different, so as to form a first limiting surface 1511 and a second limiting surface 1521 at two ends of the first guide portion 151.

In this embodiment, the first guide part 151 is an elongated shape extending along the second direction, and the second guide part 152 is a rectangular boss shape and protrudes to a height greater than that of the first guide part 151.

The housing 2 has a fitting portion 25 guided and limited by the guide portion 15, specifically, the fitting portion 25 includes a first fitting groove 251 and a second fitting groove 252 respectively matched with the first guide portion 151 and the second guide portion 152, the first guide portion 151 is accommodated and limited in the first fitting groove 251, the second guide portion 152 is accommodated and limited in the second fitting groove 252, and the first limiting surface 1511 is limited and blocked by the first blocking surface 253 in the first fitting groove 251.

As shown in fig. 8 to 10, a step-by-step rotation installation process of any one inverter module in the electrical connection device is shown, as described above, a primary rotation shaft, a secondary guide and a tertiary guide are formed on the base 1, wherein the pivot portion 14 serves as the primary rotation shaft, the first guide portion 151 serves as the secondary guide, the second guide portion 152 serves as the tertiary guide, and the housing 2 is rotatably installed to the base 1 or is rotatably separated from the base 1 through the arrangement of the primary rotation shaft, the secondary guide and the tertiary guide.

During assembly, the housings 2 may be rotatably mounted to the corresponding bases 1, and then each of the bases 1 is inserted into an adjacent base 1 along a first direction, so that the first port 101 of the base is abutted to the second port 102 of the adjacent base 1, and the corresponding housing 2 is hooked with the adjacent housing 2, and after the adjacent two housings 2 are hooked with each other, the displacement of the two housings in the first direction is limited, and the two housings are fixed in the first direction. Therefore, two adjacent bases 1 can be inserted and installed with each other, so that the wiring working hours of the traditional installation can be saved; in addition, when two adjacent bases 1 are mutually inserted and installed, the buckling fixation between the adjacent shells 2 can be realized, and multiple purposes can be achieved.

Further, in the preferred embodiment of the present invention, each of the housings 2 further has a catching arm 231 and a catching portion 24 oppositely disposed at both sides in the first direction thereof, and the catching arm 231 protrudes toward the adjacent housing 2 to make the catching convex portion 232 formed at the inner side thereof hang and catch on the catching portion 24 of the adjacent housing 2. In this embodiment, the catching protrusion 232 is located at the free end of the catching arm 231 and is formed to protrude toward the rotating portion 21.

The engaging portion 24 protrudes outward of the housing 2 along the second direction, the engaging protrusion 232 has a guiding surface 2321 and an engaging surface 2322, the engaging surface 2322 is perpendicular to the engaging arm 231 to limit the engaging portion 24 between the engaging surface 2322 and the outer wall surface of the housing 2, and the guiding surface 2321 is inclined with respect to the engaging surface 2322, so that the engaging protrusion 232 slides over the engaging portion 24 by the guiding surface 2321.

When the elastic portion 22 of the housing 2 is separated from the base 1, the latch arm 231 of the housing 2 is rotated to rotate the rotating portion 21 about the pivot portion 14 of the base 1, so that the latch protrusion 232 is disengaged from the latch of the latch portion 24.

The utility model discloses in, electric connecting device has the edge a plurality of contravariant modules that the first direction set up side by side, each contravariant module is including having casing 2 contravariant unit and with contravariant unit electric connection base 1.

As shown in fig. 1, each inverter module is divided into an inverter unit and a base 1, the two parts are rotatably mounted and fastened, the base 1 is hung on a wall surface first during mounting, and the inverter unit is rotatably mounted on a first side of the base 1 through a pivot part 14 on the base 1. During maintenance, the inverter module can be selectively disassembled according to the maintenance requirement without disassembling the whole electric connection device; any one inversion unit can be detached from the base 1 in a rotating mode.

The base 1 further has a third port 103, and the inverter unit has a docking connector docked with the third port 103, so that the electrical connection between any two inverter units is realized through the base 1.

Each inversion module of the electric connection device comprises an inversion unit and a base 1, the inversion unit and the base 1 are rotatably mounted or dismounted, the convenience of disassembly and assembly is improved, and only the inversion module to be maintained needs to be dismounted when maintenance is needed, so that the purpose of random dismounting is met; the plurality of inversion modules are installed in a side-by-side opposite insertion mode along the first direction, so that the assembly time of the electric connection device can be saved; simultaneously can realize buckle installation and fixed between the adjacent casing 2 when two adjacent bases 1 install of pegging graft each other, promote the stability of electric property.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an electric connection device, its include along the first direction connect side by side at least two bases and with the casing that the base one-to-one set up, each the base has first port and supplies the second port of the first port grafting of adjacent base, its characterized in that: each base is inserted to an adjacent base along the first direction, so that a first port of each base is butted with a second port of the adjacent base and the corresponding shell is hung and buckled with the adjacent shell, one end of each shell in the second direction is provided with a rotating part to be rotatably connected with the corresponding base, and the other end of each shell is provided with an elastic part to be elastically buckled or separated with the corresponding base.

2. The electrical connection device of claim 1, wherein: the elastic part comprises a connecting arm extending from the side wall of the shell, an elastic arm formed by bending and extending the connecting arm and a pressing part formed by bending and extending the elastic arm, and a locking part buckled or separated with the base is formed on the outer side of the elastic part.

3. The electrical connection device of claim 2, wherein: the elastic arm comprises a bending section and a locking section, wherein the bending section is connected with the connecting arm, the locking section is connected with the pressing part, an included angle between the bending section and the connecting arm is an acute angle, and the locking part is convexly arranged on one side, deviating from the connecting arm, of the locking section.

4. The electrical connection device of claim 2, wherein: the base is provided with a receiving part and a locking concave part, the receiving part is arranged close to the end part of the base in the second direction, the locking concave part is communicated with the receiving part, when the elastic part is buckled with the base, the connecting part of the connecting arm and the elastic arm is contained in the receiving part, and the locking part is locked in the locking concave part.

5. The electrical connection device of claim 4, wherein: the base is provided with a pivot part which is rotatably connected with the rotating part and a guide part which is positioned between the pivot part and the receiving part in the second direction, and the shell is provided with a matching part which is guided and limited by the guide part.

6. The electrical connection device of claim 5, wherein: the guide part comprises a first guide part and a second guide part which are sequentially arranged along the second direction, the first guide part and the second guide part are formed on the substrate of the base in a protruding mode, and protruding heights of the first guide part and the second guide part are different so as to form a first limiting surface and a second limiting surface which are located at two ends of the first guide part.

7. The electrical connection device of claim 6, wherein: the first guide part is a long strip extending along the second direction, and the matching part comprises a first matching groove and a second matching groove which are used for accommodating and limiting the first guide part and the second guide part respectively.

8. The electrical connection device as claimed in any one of claims 1 to 7, wherein: each shell is provided with a clamping arm and a clamping part which are oppositely arranged on two sides in the first direction, and the clamping arm protrudes towards the adjacent shell so that a clamping convex part formed on the inner side of the clamping arm is hung and buckled on the clamping part of the adjacent shell.

9. The electrical connection device of claim 8, wherein: when the elastic part of the shell is separated from the base, the clamping arm of the shell is rotated to enable the rotating part to rotate by taking the pivoting part of the base as a rotating shaft, and then the clamping convex part is separated from the hanging buckle of the clamping part.

10. The electrical connection device of claim 8, wherein: the electric connection device is provided with a plurality of inversion modules which are arranged side by side along the first direction, each inversion module comprises an inversion unit with the shell and a base which is electrically connected with the inversion unit, the base is provided with a third port, and the inversion unit is provided with a butting connector which is butted with the third port.