CN219801338U - Connector with a plurality of connectors - Google Patents

Abstract

The utility model discloses a connector, which comprises a rubber shell main body, a protective cover and a power terminal, wherein the rubber shell main body is provided with a containing groove and a clamping groove, the rubber shell main body is provided with a first clamping part, a blocking part is arranged in the clamping groove, and the blocking part separates the clamping groove into a first clamping groove and a second clamping groove; the protection cover comprises a second buckling part, the second buckling part is provided with a first buckling groove and a second buckling groove which are distributed at intervals, the protection cover comprises an elastic buckling part, the elastic buckling part is limited in the first buckling groove by the blocking part, the power terminal is arranged in the accommodating groove, at least part of the elastic buckling part extends into the accommodating groove, the power terminal can push the elastic buckling part to move in the direction away from the first accommodating groove, and then the elastic buckling part can move from the first buckling groove to the second buckling groove under the action of external force, and meanwhile, the first buckling part can be buckled into the second buckling groove. The utility model solves the problem that the power terminal cannot be assembled due to misloading of the protective cover.

Description

Connector with a plurality of connectors

Technical Field

The utility model relates to the technical field of connectors, in particular to a connector.

Background

The high-voltage connector can be used as a connecting device of a high-voltage circuit and can be used in the field of electric automobiles. The high-voltage connector comprises a power terminal, a main body rubber core and a protective cover, wherein the power terminal is arranged on the main body rubber core, and the protective cover is assembled with the main body rubber core, so that the power terminal or other electrified parts can be prevented from being in direct contact with a human body. According to the existing assembly sequence, the power terminal is required to be preferentially inserted into the main rubber core, and then the protective cover is covered; however, if the operator misloads, for example, first assembles the protective cover with the main body rubber core, the power terminal cannot be assembled, and reworking is required.

Disclosure of Invention

The utility model aims to provide a connector which solves the problem that a power terminal cannot be assembled due to misloading of a protective cover.

The aim of the utility model is achieved by the following technical scheme:

a connector, comprising:

the plastic shell comprises a plastic shell main body, wherein the plastic shell main body is provided with a containing groove, the plastic shell main body is provided with a first buckling part, the first buckling part is positioned outside the containing groove, the plastic shell main body is provided with a clamping groove, a blocking part is arranged in the clamping groove, and the blocking part separates the clamping groove into a first clamping groove and a second clamping groove;

the protection cover comprises a second buckling part, the second buckling part is provided with a first buckling groove and a second buckling groove which are distributed along the height direction of the connector, the first buckling part can be sequentially buckled into the first buckling groove and the second buckling groove, the protection cover comprises an elastic buckling part, and the blocking part limits the elastic buckling part to be located in the first buckling groove;

the power terminal is arranged in the accommodating groove, the elastic buckling part at least partially extends into the accommodating groove, the power terminal can push the elastic buckling part to move away from the first accommodating groove, and then the elastic buckling part can move from the first clamping groove to the second clamping groove under the action of external force, and meanwhile, the first buckling part can be buckled into the second buckling groove.

As a further improved technical scheme of the utility model, the elastic buckling part comprises an elastic part, a clamping part vertically extending from the elastic part and a hook part vertically extending from the elastic part, wherein the hook part at least partially extends into the accommodating groove, and the power terminal pushes the hook part to enable the elastic buckling part to elastically deform, so that the clamping part can move from the first clamping groove to the second clamping groove to complete buckling under the action of external force.

As a further improved technical scheme of the utility model, the blocking part is provided with a through hole, the through hole is communicated with the first clamping groove and the second clamping groove, the through hole is provided with a first width, the clamping part is provided with a second width, the second width is larger than the first width, the hook part is provided with a third width, and the first width is larger than the third width.

As a further improved technical scheme of the utility model, the blocking part comprises a first blocking part and a second blocking part, the first blocking part and the second blocking part are oppositely arranged, and a gap between the first blocking part and the second blocking part is the through hole.

As a further improved technical scheme of the utility model, the clamping part comprises a first clamping part and a second clamping part, the first clamping part and the second clamping part are arranged at intervals, and the hook part is positioned between the first clamping part and the second clamping part.

As a further improved technical scheme of the utility model, the power terminal comprises an outer side face, the outer side face faces the first clamping groove, and the outer side face can be abutted against the hook part positioned in the first clamping groove.

As a further improved technical scheme of the utility model, the power terminal comprises a base part and a folding part, wherein the folding part is formed by folding from one end of the base part to the installation direction of the power terminal, the other end of the base part is provided with a first bending part, the first bending part vertically extends from the base part to the folding part, and the first bending part is provided with the outer side surface.

As a further improved technical scheme of the utility model, the rubber shell main body comprises a containing part, the containing part is positioned at the periphery of the containing groove, the first buckling part is a buckling boss protruding outwards from the containing part, the buckling boss is provided with a first inclined surface, the first inclined surface inclines relative to the installation direction of the protective cover, and the installation direction of the protective cover is parallel to the height direction of the connector.

As a further improved technical scheme of the utility model, the accommodating part comprises a first side wall, a second side wall opposite to the first side wall and a third side wall connecting the first side wall and the second side wall, the first side wall and the second side wall are respectively provided with the first buckling parts, the number of the second buckling parts is equal to that of the first buckling parts, and the third side wall is provided with the clamping groove.

According to the utility model, the first buckling groove and the second buckling groove are formed in the protective cover, before the power terminal is inserted into the rubber shell main body, the protective cover and the rubber shell main body are preassembled, and due to the interference of the elastic buckling part and the blocking part, the first buckling part of the rubber shell main body can only be buckled into the first buckling groove, so that an insertable space is reserved for the power terminal; after the power terminal is assembled in place, the elastic buckling part of the protective cover is buckled with the second clamping groove, so that the first buckling part of the rubber shell main body is only buckled into the second clamping groove, the assembly of the rubber shell main body, the protective cover and the power terminal is realized, the problem that the power terminal cannot be assembled due to the misloading of the protective cover is solved, and the problem that the protective cover is neglected to be assembled due to the pre-loading of the protective cover on the rubber shell main body can be solved.

Drawings

FIG. 1 is a schematic view of a connector according to the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of the protective cover in FIG. 2;

FIG. 4 is a schematic view of the structure of FIG. 3 at another angle;

FIG. 5 is a schematic view of the structure of FIG. 4 at another angle;

FIG. 6 is a schematic view of the main body of the rubber housing in FIG. 2;

FIG. 7 is a schematic view of the structure of FIG. 6 at another angle;

FIG. 8 is an enlarged schematic view of area A of FIG. 7;

FIG. 9 is a schematic view of the structure of FIG. 7 at another angle;

FIG. 10 is an enlarged schematic view of area B of FIG. 9;

FIG. 11 is a schematic diagram showing the pre-assembled state of the protective cover and the main body of the rubber case;

FIG. 12 is an enlarged schematic view of area C of FIG. 11;

fig. 13 is a schematic view showing the assembly state of the protective cover, the rubber case body and the power terminal according to the present utility model;

FIG. 14 is an enlarged schematic view of area D of FIG. 13;

FIG. 15 is a top view of FIG. 1;

FIG. 16 is an enlarged schematic view of area E of FIG. 15;

fig. 17 is an assembled schematic view of the housing body and power terminal of fig. 1;

FIG. 18 is an enlarged schematic view of area F of FIG. 17;

fig. 19 is a schematic diagram of the power terminal of fig. 17;

fig. 20 is a schematic view of another angle structure of the power terminal in fig. 19.

In the figure: 1-a housing body, 11-a housing part, 110-a first inclined surface, 111-a first fastening part, 112-a limit part, 1120-a second inclined surface, 113-a blocking part, 1130-a through opening, 1131-a first blocking part, 1132-a second blocking part, 1133-a second inner side surface, 114-a first side wall, 1141-a first side groove, 1142-a second side groove, 115-a second side wall, 116-a third side wall, 121-a first housing part, 122-a second housing part, 1220-a plugging channel, 2-a protective cover, 21-a cover body, 22-a second fastening part, 221-a first fastening groove, 222-a second fastening groove, 23-an elastic fastening part, 230-a first inner side surface, 231-an elastic part, 232-clamping part, 2321-first clamping part, 2322-second clamping part, 233-hook part, 24-fourth side wall, 25-top surface, 3-power terminal, 30-groove, 31-base part, 311-first bending part, 3110-lateral surface, 3111-first mounting part, 312-second bending part, 3121-second mounting part, 32-folding part, 321-first folding part, 322-second folding part, 3221-first mounting groove, 3222-second mounting groove, 300-third pair of interfaces, 10-first pair of interfaces, 10' -second pair of interfaces, 101-accommodating groove, 102-clamping groove, 1021-first clamping groove, 1022-second clamping groove.

Detailed Description

Exemplary embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. If there are several specific embodiments, the features in these embodiments can be combined with each other without conflict. When the description refers to the accompanying drawings, the same numbers in different drawings denote the same or similar elements, unless otherwise specified. What is described in the following exemplary embodiments does not represent all embodiments consistent with the utility model; rather, they are merely examples of apparatus, articles, and/or methods that are consistent with aspects of the utility model as set forth in the claims.

The terminology used in the present utility model is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present utility model. As used in the specification and claims of the present utility model, the singular forms "a," "an," or "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that words such as "first," "second," and the like, used in the description and in the claims of the present utility model, do not denote any order, quantity, or importance, but rather are names used to distinguish one feature from another. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "rear," "upper," "lower," and the like are used herein for convenience of description and are not limited to a particular location or to a spatial orientation. The word "comprising" or "comprises", and the like, is an open-ended expression, meaning that elements appearing before "comprising" or "including", encompass the elements appearing after "comprising" or "including", and equivalents thereof, and not exclude that elements appearing before "comprising" or "including", may also include other elements. In the present utility model, if a plurality of the above-mentioned components are present, the meaning of the above-mentioned components is two or more.

Referring to fig. 1 to 20, the present utility model discloses a connector, which includes a housing body 1, a protective cover 2 and a power terminal 3, wherein the power terminal 3 is clamped with the housing body 1, the housing body 1 has a first pair of interfaces 10, the protective cover 2 is assembled with the housing body 1, the protective cover 2 has a second pair of interfaces 10 ', and the first pair of interfaces 10 are opposite to the second pair of interfaces 10'. The protective cover 2 is arranged to prevent the power terminal 3 from being in direct contact with a human body, so that a safety protection effect is achieved.

Referring to fig. 6, the housing body 1 has a receiving groove 101, and the power terminal 3 is mounted to the receiving groove 101. The rubber housing body 1 comprises a containing part 11, and the containing part 11 is positioned at the periphery of the containing groove 101.

The rubber shell main body 1 is fixedly connected with the protective cover 2 through a buckle. Specifically, referring to fig. 6, the adhesive case body 1 is provided with a first fastening portion 111, and the first fastening portion 111 is located outside the receiving groove 101. Referring to fig. 3, the protection cover 2 includes a cover body 21 and a second catching portion 22 connected to the cover body 21. When the plastic housing body 1 and the protective cover 2 are assembled, the first fastening portion 111 and the second fastening portion 22 are fastened to each other, so that the plastic housing body 1 and the protective cover 2 are fixed together. In the illustrated embodiment of the present utility model, the first fastening portion 111 is a fastening boss protruding from the accommodating portion 11, the second fastening portion 22 has a first fastening groove 221 and a second fastening groove 222 arranged along the height direction of the connector, the first fastening groove 221 is located below the second fastening groove 222, and the fastening boss can be fastened into the first fastening groove 221 and the second fastening groove 222 in sequence. The snap boss has a first inclined surface 110, and the first inclined surface 110 is inclined with respect to the mounting direction of the protection cover 2. In this way, the second locking portion 22 is conveniently slid into the locking groove along the first inclined surface 110. The mounting direction of the protective cover 2 is parallel to the height direction of the connector.

As shown in fig. 5, the protection cover 2 has a top surface 25, and the second fastening portion 22 is a spring plate that extends from the cover 21 in a direction away from the top surface 25, and is configured as a spring plate structure, so that the first fastening portion 111 and the second fastening portion 22 are conveniently fastened to each other. The second catch groove 222 is adjacent to the top surface 25 relative to the first catch groove 221.

Referring to fig. 7, the housing body 1 includes a first housing part 121 located at the periphery of the receiving part 11 and a second housing part 122 connected to the first housing part 121, the second housing part 122 having a plugging passage 1220, the plugging passage 1220 communicating with the receiving groove 101, and the power terminal 3 being inserted into the receiving groove 101 through the plugging passage 1220. The first housing part 121 and the second housing part 122 together constitute the housing of the glue housing body 1. In the illustrated embodiment of the present utility model, the number of the housing portions 11 is two, and two power terminals 3 may be mounted to one housing main body 1.

Referring to fig. 7 and 8, the adhesive housing body 1 has a clamping groove 102, a blocking portion 113 is provided in the clamping groove 102, and the blocking portion 113 partitions the clamping groove 102 into a first clamping groove 1021 and a second clamping groove 1022. Specifically, the first clamping groove 1021 and the second clamping groove 1022 are arranged along the height direction of the connector, and the second clamping groove 1022 is located below the first clamping groove 1021.

Referring to fig. 3, the protection cover 2 includes an elastic fastening portion 23, and the elastic fastening portion 23 extends at least partially into the accommodating groove 101. During assembly, the blocking portion 113 limits the elastic locking portion 23 to the first locking groove 1021 and cannot enter the second locking groove 1022, and at this time, the first locking portion 111 can only be locked into the first locking groove 221, which is a pre-assembled state of the protective cover 2 and the adhesive housing main body 1. In the process of installing the power terminal 3 in the accommodating groove 101, the elastic buckling part 23 is stressed and can be elastically deformed, and the power terminal 3 can push the elastic buckling part 23 to move in a direction away from the first accommodating groove 101, so that the elastic buckling part 23 can move from the first clamping groove 1021 to the second clamping groove 1022 under the action of external force, and meanwhile, the first clamping part 111 can be clamped into the second clamping groove 222.

Referring to fig. 4, the elastic fastening portion 23 includes an elastic portion 231, a holding portion 232 extending perpendicularly from the elastic portion 231, and a hook portion 233 extending perpendicularly from the elastic portion 231, the hook portion 233 extending at least partially into the receiving groove 101. During assembly, the power terminal 3 makes the elastic buckling part 23 elastically deform by pushing the hook part 233 in the pre-assembled state, after the power terminal 3 is assembled in place, the elastic buckling part 23 elastically deforms, and at this time, downward force is applied to the protective cover 2, so that the clamping part 232 can move from the first clamping groove 1021 to the second clamping groove 1022, and meanwhile, the first clamping part 111 is clamped into the second clamping groove 222, so that the assembly of the power terminal 3, the protective cover 2 and the rubber shell main body 1 is completed.

In one embodiment, referring to fig. 10, the blocking portion 113 includes a first blocking portion 1131 and a second blocking portion 1132, where the first blocking portion 1131 and the second blocking portion 1132 are disposed opposite to each other, and a gap is formed between the first blocking portion 1131 and the second blocking portion 1132, and the gap is a through hole 1130. The through hole 1130 communicates the first clamping groove 1021 and the second clamping groove 1022. The through hole 1130 has a first width W1, the holding portion 232 has a second width W2, the second width W2 is larger than the first width W1, the hook portion 233 has a third width W3, the first width W1 is larger than the third width W3, that is, the hook portion 233 can move freely in the through hole 1130, and the hook portion 233 can move freely from the first clamping groove 1021 to the second clamping groove 1022.

Referring to fig. 7, the adhesive housing body 1 is provided with a limiting portion 112, and the limiting portion 112 is located in the accommodating groove 101. As shown in fig. 2, the power terminal 3 has a groove 30, and the stopper 112 is mounted to the groove 30. The stopper 112 is provided to prevent the power terminal 3 from backing up. The mounting direction of the power terminal 3 is perpendicular to the mounting direction of the protective cover 3.

Referring to fig. 9, the accommodating portion 11 includes a first sidewall 114, a second sidewall 115 opposite to the first sidewall 114, and a third sidewall 116 connecting the first sidewall 114 and the second sidewall 115, and the first sidewall 114 and the second sidewall 115 are perpendicular to the third sidewall 116. The accommodating groove 101 includes a space surrounded by the first side wall 114, the second side wall 115 and the third side wall 116.

The first side wall 114 and the second side wall 115 are provided with first buckling parts 111, and the number of the second buckling parts 22 is equal to that of the first buckling parts 111. The third sidewall 116 is provided with a clamping groove 102, and the clamping groove 102 is concaved downwards from the upper end of the third sidewall 116. The first blocking portion 1131 and the second blocking portion 1132 are protruding portions extending from inner walls of two sides of the clamping groove 102 into the clamping groove 102.

In the illustrated embodiment of the present utility model, referring to fig. 7 and 9, a first side groove 1141 is concavely formed from the outer side surfaces of the first side wall 114 and the second side wall 115, the first fastening portion 111 is disposed in the first side groove 1141, and the outer end surface of the first fastening portion 111 does not extend out of the first side groove 1141. When assembled, the second fastening portion 22 of the protection cover 2 is mounted in the first side groove 1141. The second side groove 1142 is further concavely formed on the outer side surfaces of the first side wall 114 and the second side wall 115, the protection cover 2 includes two opposite fourth side walls 24, and the fourth side walls 24 are mounted in the second side groove 1142, so that positioning and mounting of the protection cover 2 and the rubber housing main body 1 are realized.

The stopper 112 extends from the first side wall 114 to the accommodating groove 101, or the stopper 112 extends from the second side wall 115 to the accommodating groove 101. Specifically, the top surface of the limiting portion 112 is flush with the top surface of the first sidewall 114, or the top surface of the limiting portion 112 is flush with the top surface of the second sidewall 115. That is, the limiting portion 112 is located at the first pair of interfaces 10 of the glue housing body 1. In the illustrated embodiment of the present utility model, referring to fig. 8, the stopper 112 has a second inclined surface 1120, and the second inclined surface 1120 is inclined with respect to the mounting direction of the power terminal 3.

Referring to fig. 4, the elastic portion 231 is connected to the cover 21, and the clamping portion 232 includes a first clamping portion 2321 and a second clamping portion 2322, where the first clamping portion 2321 and the second clamping portion 2322 are disposed at intervals. The hook 233 is located between the first catch 2321 and the second catch 2322.

Referring to fig. 15 and 16, the catch 232 does not extend into the receiving slot 101. After the protective cover 2 is assembled with the adhesive shell main body 1, the first inner side surface 230 of the clamping portion 232 is located in the clamping groove 102, and the first inner side surface 230 of the clamping portion 232 does not exceed the second inner side surface 1133 of the blocking portion 113, that is, the clamping portion 232 does not extend into the accommodating groove 101, so that interference of the clamping portion 232 on the power terminal 3 can be avoided. The first inner side 230 of the clamping portion 232 includes an inner side of the first clamping portion 2321 and an inner side of the second clamping portion 2322; the second inner side 1133 of the stopper 113 includes an inner side of the first stopper 1131 and an inner side of the second stopper 1132.

Referring to fig. 17 and 18, the power terminal 3 includes an outer side surface 3110, the outer side surface 3110 faces the first card slot 1021, and the outer side surface 3110 can abut against the hook 233 located in the first card slot 1021. When the assembly of the adhesive housing body 1, the protective cover 2 and the power terminal 3 is completed, the hook 233 is located between the first bending portion 311 and the second bending portion 312, and the hook 233 does not interfere with the power terminal 3.

Referring to fig. 19, the power terminal 3 includes a base 31 and a folded portion 32, and the folded portion 32 is folded from one end of the base 31 toward the mounting direction of the power terminal 3. The folded portion 32 includes a first folded portion 321 and a second folded portion 322, the first folded portion 321 and the base portion 31 are folded and then attached to each other, and the second folded portion 322 is lifted away from the base portion 31 relative to the first folded portion 321, so that the second folded portion 322 is not in contact with the base portion 31. The cable is in contact with the first folded portion 321 to realize circuit conduction.

Referring to fig. 19 and 20, the other end of the base 31 is provided with a first bending portion 311 and a second bending portion 312, and the first bending portion 311 and the second bending portion 312 each extend perpendicularly from the base 31 to the second bending portion 322. The second folding portion 322 is provided with a first mounting groove 3221 and a second mounting groove 3222, the first folding portion 311 includes a first mounting portion 3111, the second folding portion 312 includes a second mounting portion 3121, the first mounting portion 3111 is mounted to the first mounting groove 3221, and the second mounting portion 3121 is mounted to the second mounting groove 3222. The space between the base 31, the second folded portion 322 and the first folded portion 311 forms a third pair of interfaces 300, and the first pair of interfaces 10, the second pair of interfaces 10', and the third pair of interfaces 300 are respectively opposite.

The first mounting portion 3111 and the second mounting portion 3121 are dovetail-shaped, and the first mounting groove 3221 and the second mounting groove 3222 are dovetail-shaped, so that the structure of the power terminal 3 is more stable.

The first bending portion 311 is close to the second pair of connectors 10' of the adhesive housing main body 1 relative to the second bending portion 312, and the first bending portion 311 has an outer side surface 3110.

In some embodiments, the rubber housing body 1 and the protective cover 2 are injection molded by using injection molds.

The utility model also discloses a manufacturing method of the connector, which comprises the following steps:

s1, providing a rubber shell main body 1;

s2, providing a protective cover 2, and clamping the first clamping part 111 of the rubber shell main body 1 into a first clamping groove 221 of the protective cover 2;

s3, providing the power terminal 3, inserting the power terminal 3 into the accommodating groove 101, and pushing the elastic locking portion 23 to move away from the first accommodating groove 101 by the power terminal 3, applying an external force to the protection cover 2, and further moving the elastic locking portion 23 from the first locking groove 1021 to the second locking groove 1022, and simultaneously locking the first locking portion 111 into the second locking groove 222.

When the assembly is carried out, the first pair of interfaces 10 of the rubber shell main body 1 faces upwards, the protective cover 2 is buckled at the upper end of the rubber shell main body 1, the assembly is carried out firstly in advance, and after the power terminal 3 is assembled in place, the assembly can be completed by applying downward external force to the protective cover 2.

Specifically, the hook 233 in the pre-assembled state is pushed to move away from the accommodating groove 101 during the process of inserting the power terminal 3 into the accommodating groove 101, and after the power terminal 3 is assembled in place, the elastic buckling part 23 is elastically deformed, and at this time, a downward force is applied to the protective cover 2, so that the clamping part 232 and the second clamping groove 1022 can be buckled, and meanwhile, the first clamping part 111 is clamped into the second clamping groove 222, so that the assembly of the power terminal 3, the protective cover 2 and the rubber case main body 1 is completed. Fig. 13 and 14 show assembly views of the capsule body 1, the protective cover 2 and the power terminal 3.

According to the utility model, the first buckling groove 221 and the second buckling groove 222 are formed in the protective cover 2, before the power terminal 3 is inserted into the rubber shell main body 1, the first buckling part 111 of the rubber shell main body 1 can only be buckled into the first buckling groove 221 due to the interference of the elastic buckling part 23 and the blocking part 113, so that an insertable space is reserved for the power terminal 3, the problem that the power terminal 3 cannot be assembled due to misloading of the protective cover 2 is solved, and the problem that the protective cover 2 is preassembled on the rubber shell main body 1 can also be solved.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and it should be understood that the present utility model should be based on those skilled in the art, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the present utility model without departing from the spirit and scope of the present utility model and modifications thereof should be covered by the scope of the claims of the present utility model.

Claims (9)

1. A connector, comprising:

the plastic shell comprises a plastic shell body (1), wherein the plastic shell body (1) is provided with a containing groove (101), the plastic shell body (1) is provided with a first buckling part (111), the first buckling part (111) is positioned outside the containing groove (101), the plastic shell body (1) is provided with a clamping groove (102), a blocking part (113) is arranged in the clamping groove (102), and the blocking part (113) divides the clamping groove (102) into a first clamping groove (1021) and a second clamping groove (1022);

the protection cover (2), the protection cover (2) comprises a second buckling part (22), the second buckling part (22) is provided with a first buckling groove (221) and a second buckling groove (222) which are distributed along the height direction of the connector, the first buckling part (111) can be sequentially buckled into the first buckling groove (221) and the second buckling groove (222), the protection cover (2) comprises an elastic buckling part (23), and the blocking part (113) limits the elastic buckling part (23) in the first buckling groove (1021);

the power terminal (3), power terminal (3) install in accepting groove (101), elasticity buckling parts (23) at least partly extend into accepting groove (101), power terminal (3) can promote elasticity buckling parts (23) are kept away from the direction removal of accepting groove (101), and then make elasticity buckling parts (23) can follow under the exogenic action first draw-in groove (1021) move to second draw-in groove (1022), simultaneously first buckle portion (111) can block into second buckle groove (222).

2. The connector according to claim 1, wherein the elastic fastening portion (23) includes an elastic portion (231), a holding portion (232) extending perpendicularly from the elastic portion (231), and a hook portion (233) extending perpendicularly from the elastic portion (231), the hook portion (233) extends at least partially into the receiving groove (101), and the power terminal (3) elastically deforms the elastic fastening portion (23) by pushing the hook portion (233), so that the holding portion (232) can move from the first clamping groove (1021) to the second clamping groove (1022) under the action of an external force to complete fastening.

3. The connector according to claim 2, wherein the blocking portion (113) has a through opening (1130), the through opening (1130) communicates the first and second clamping grooves (1021, 1022), the through opening (1130) has a first width (W1), the holding portion (232) has a second width (W2), the second width (W2) is greater than the first width (W1), the hook portion (233) has a third width (W3), and the first width (W1) is greater than the third width (W3).

4. A connector according to claim 3, wherein the blocking portion (113) comprises a first blocking portion (1131) and a second blocking portion (1132), the first blocking portion (1131) and the second blocking portion (1132) being arranged opposite each other, and a gap between the first blocking portion (1131) and the second blocking portion (1132) being the through opening (1130).

5. A connector according to claim 3, wherein the holding portion (232) comprises a first holding portion (2321) and a second holding portion (2322), the first holding portion (2321) and the second holding portion (2322) being arranged at a distance, and the hook portion (233) being located between the first holding portion (2321) and the second holding portion (2322).

6. A connector according to claim 3, wherein the power terminal (3) comprises an outer side (3110), the outer side (3110) being directed towards the first card slot (1021), the outer side (3110) being adapted to abut the hook (233) at the first card slot (1021).

7. The connector according to claim 6, wherein the power terminal (3) includes a base portion (31) and a folded portion (32), the folded portion (32) is folded from one end of the base portion (31) toward the mounting direction of the power terminal (3), the other end of the base portion (31) is provided with a first folded portion (311), the first folded portion (311) extends perpendicularly from the base portion (31) toward the folded portion (32), and the first folded portion (311) has the outer side surface (3110).

8. The connector according to claim 1, wherein the rubber housing main body (1) comprises a receiving portion (11), the receiving portion (11) is located at the periphery of the receiving groove (101), the first fastening portion (111) is a fastening boss protruding from the receiving portion (11), the fastening boss has a first inclined surface (110), the first inclined surface (110) is inclined relative to the mounting direction of the protective cover (2), and the mounting direction of the protective cover (2) is parallel to the height direction of the connector.

9. The connector according to claim 8, wherein the housing portion (11) includes a first side wall (114), a second side wall (115) opposite to the first side wall (114), and a third side wall (116) connecting the first side wall (114) and the second side wall (115), the first side wall (114) and the second side wall (115) are each provided with the first catching portion (111), the number of the second catching portions (22) is equal to the number of the first catching portions (111), and the third side wall (116) is provided with the catching groove (102).