CN213636436U - Connector with shell protection - Google Patents

Connector with shell protection Download PDF

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Publication number
CN213636436U
CN213636436U CN202023121260.4U CN202023121260U CN213636436U CN 213636436 U CN213636436 U CN 213636436U CN 202023121260 U CN202023121260 U CN 202023121260U CN 213636436 U CN213636436 U CN 213636436U
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China
Prior art keywords
connector
shell
locking
fixing block
housing
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Application number
CN202023121260.4U
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Chinese (zh)
Inventor
陈皓
王培�
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Weidmueller Interface Shanghai Co Ltd
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Weidmueller Interface Shanghai Co Ltd
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Priority to CN202023121260.4U priority Critical patent/CN213636436U/en
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Publication of CN213636436U publication Critical patent/CN213636436U/en
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Abstract

The utility model discloses a connector with shell protection, which comprises a plug component, a socket component and a locking structure; the plug assembly comprises a first shell, a first fixing block group and a first connector, wherein the first shell is provided with a cavity with an opening at one end, and the first connector is detachably arranged in the cavity through the first fixing block group; the socket assembly comprises a second shell, a second fixing block group and a second connector, wherein the second shell is provided with a cavity with at least one open end, and the second connector is arranged in the cavity through the second fixing block group; the locking structure comprises a first locking part arranged on the first shell and a second locking part arranged on the second shell, and when the plug assembly and the socket assembly are plugged, the second locking part is matched with the first locking part to realize the locking between the plug assembly and the socket assembly; the utility model discloses simple structure, the present rectangular connector can be replaced to the low price.

Description

Connector with shell protection
Technical Field
The utility model belongs to the technical field of the connector, concretely relates to a connector that has a shell protection that is used for the industrial field wiring and satisfies the dustproof and waterproof requirement.
Background
Generally, the field of industrial field wiring application requires that the connector is reliable in connection and can be normally used in a severe environment, for example, the connector has protection requirements of IP65 and above, the currently and generally adopted scheme is realized by adopting an aviation plug rectangular connector with a protection shell, although the scheme has a mature structure and is reliable in application, the scheme also has the defect of high use cost, and the existing connector with low cost is generally not waterproof and dustproof and cannot be suitable for field wiring.
Therefore, in view of the above technical problems, it is necessary to provide a connector with a shell protection.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connector with shell protection to solve the problem among the prior art.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
in one embodiment, a connector with shell protection is provided, which comprises a plug assembly, a socket assembly matched with the plug assembly and a locking structure;
the plug assembly comprises a first shell, a first fixing block group and a first connector, wherein the first shell is provided with a cavity with an opening at one end, the first fixing block group is provided with a mounting hole, a screw is arranged in the mounting hole, and the screw detachably installs the first connector group in the cavity along the opposite direction of the plugging direction of the connector;
the socket assembly comprises a second shell, a second fixing block group and a second connector, wherein the second shell is provided with a cavity with at least one open end, the second fixing block group is provided with a mounting hole, a screw is arranged in the mounting hole, and the screw is used for arranging the second connector in the cavity along the opposite direction of the plugging direction of the connector;
locking structure, including locating first retaining member on the first shell and locating second retaining member on the second shell works as plug subassembly with socket component closes the back mutually, the second retaining member with first retaining member cooperatees, realizes plug subassembly with locking between the socket component.
As a further improvement, the second shell in the opening edge of cavity is formed with the first pressfitting face of annular, be provided with the sealing washer on the first pressfitting face, first pressfitting extends to the direction of pegging graft and has the guide portion that the first shell of guide was pegged graft.
As a further improvement of the utility model, the second shell is formed with both ends open-ended cavity to having a perfect understanding, and wherein the opening edge of cavity one end is formed with the first pressfitting face of annular, and the opening edge of the cavity other end is formed with annular second pressfitting face, be provided with the annular gasket on the second pressfitting face.
As a further improvement, the concave draw-in groove that is formed in the second pressfitting face, the cooperation of annular seal pad set up in the draw-in groove, and the part protruding in the draw-in groove surface.
As a further improvement of the present invention, the second housing is provided with a step portion protruding inward from one end of the second pressing surface, and the second connector passes through the second fixing block set is fixed on the step portion.
As a further improvement of the utility model, the first fixed block group with the second fixed block group is gone up to be formed with countersunk head groove structure along the concave establishment in the opposite direction of connector grafting direction respectively, the mounting hole is located countersunk head inslot just place in the screw in the countersunk head inslot structure.
As a further improvement, the first fixed block group and the second fixed block group are respectively and relatively formed with connector installation face, be formed with the draw-in groove structure on the connector installation face, the first connector with be provided with assorted buckle structure on the second connector.
As a further improvement, the slot structure is perpendicular to the countersunk groove structure direction is formed on the connector mounting surface, the number of the slot structure is two, two the opening opposite direction and the symmetry of the slot structure are arranged.
As a further improvement of the present invention, the first fixing block set and/or the second fixing block set include two fixing blocks, two distances from the mounting hole to the connector mounting surface on the fixing block are different.
As a further improvement of the present invention, each of the connector mounting surfaces of the fixing blocks is upward parallel to one side of the countersunk groove structure direction is extended with a baffle structure.
As a further improvement of the present invention, the first fixed block group corresponds to the second fixed block group.
As a further improvement of the utility model, the opening edge that the second shell was equipped with the second pressfitting face is stretched to the evagination has the extension, the mounting hole has been seted up on the extension.
As a further improvement of the present invention, a fixing member is provided in the mounting hole, the fixing member may be a screw, the screw and the sealing member are further provided between the extension portions.
As a further improvement of the present invention, the first housing is provided with an inclined ground plane inside, and a PE ground screw is installed on the ground plane.
As a further improvement of the utility model, the PE grounding screw is also arranged on the second shell.
As a further improvement of the present invention, the first locking member includes limiting posts distributed along the opening on both sides of the first housing; the second locking piece comprises a locking handle, two locking arms which are opened at a certain angle are arranged at two ends of the locking handle, the first locking arm and the second shell are rotatably connected, a movable block is arranged at one end, close to the first locking arm, of the second locking arm, and a guiding arc line is arranged at the lower edge of the movable block; the locking handle is rotated to enable the movable block to be clamped on the limiting column under the guiding action of the guiding arc line to achieve the locking effect.
As a further improvement, the utility model also includes the shell fragment, the shell fragment is crooked shape, and its lower part is fixed on the first locking arm of locking handle, and its upper portion is located the second locking arm of locking handle and just the shell fragment can warp at the certain limit, movable block fixed connection in the upper portion of shell fragment.
As a further improvement of the present invention, two the locking structure is matched to the plug assembly and the at least two sides of the socket assembly are locked.
Compared with the prior art, the utility model has the advantages of:
by providing the first and second housings which are separable, the first and second connectors can be protected from being damaged when the connectors are not connected.
Install the locking piece on first shell and second shell, through the quick locking mode of locking handle for the connector is more firm after pegging graft, and the efficiency of plug like this is faster than screwed connection, and the scene to needs often plug or need quick maintenance has the advantage.
The arrangement of the guide part, the pressing surface and the sealing ring or the sealing gasket enables the connector with the protective shell to have waterproof and dustproof effects.
Through the two clamping groove structures on the fixing block, two male end connectors or female end connectors can be simultaneously fixed on one fixing block, and the application mode of the fixing block is changed from the traditional connection mode for fixing and matching into the mode for installing the connector on the first shell or the second shell; the countersunk groove structure arranged on the connector can avoid the interference problem of the connector in the time matching process.
The same appearance, mounting and dimensions as the standard rectangular connector housing base, the user can directly replace the existing rectangular connector with this connector solution without having to adjust the device design.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of a connector with a housing protector according to embodiment 1 of the present application;
fig. 2 is a bottom view of a connector with a housing protector according to embodiment 1 of the present application;
FIG. 3 is a cross-sectional view B-B of FIG. 2;
fig. 4 is a plan view of a connector with a housing protector according to embodiment 1 of the present application;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
fig. 6 is a perspective view of a plug assembly of a connector with a housing protection according to embodiment 1 of the present application;
fig. 7 is a perspective view of a receptacle assembly having a connector with a housing protector according to embodiment 1 of the present application;
fig. 8 is a structure diagram of a fixing block a (b) of a connector having a shell protection in embodiment 1 of the present application.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.
Example 1
Referring to fig. 1 to 5, an embodiment of the present application provides a connector with a housing protection, which includes a plug assembly 1, a receptacle assembly 2 matched with the plug assembly, and a locking structure 3; the plug assembly 1 comprises a plug shell 11, a first fixed block group 12 and a male end connector 13, wherein the male end connector 13 is detachably arranged in the plug shell 11 through the first fixed block group 12; the socket assembly 2 comprises a socket shell 21, a second fixed block group 22 and a female end connector 23 matched with the male end connector 13, wherein the female end connector 23 is detachably arranged in the socket shell 21 through the second fixed block group 22; the locking structure 3 comprises a limiting column 31 arranged on the plug shell 11 and a locking handle 32 rotatably arranged on the socket shell 21, and when the plug component 1 is inserted into the socket component 2, the locking handle 32 is buckled on the limiting column 31 to realize locking between the plug component 1 and the socket component 2.
Referring to fig. 3, 5 and 6, the inside of the plug housing 11 is hollow and forms an installation space in which the first fixing block group 12 and the male terminal connector 13 are disposed.
Specifically, the inner wall of the plug housing 11 is provided with a first step portion 113, the first step portion 113 is used for installing the first fixing block group 12, the plug housing 11 is internally provided with an inclined ground plane 111, the PE ground screw 112 is installed on the ground plane 111, the inclined ground plane 111 facilitates the installation of a PE wire on the PE ground screw 112, the excessive bending of the wire in the case of wiring in the housing is avoided, the internal wiring is facilitated, and the wire damage caused by the excessive bending of the wire can be prevented.
Referring to fig. 3, 5 and 7, the socket housing 21 axially penetrates a cavity with two open ends, an annular first press-fit surface 211 is formed on an opening edge of one side of the cavity of the socket housing 21, a guide portion 212 for guiding the plug housing 11 to be plugged extends from the first press-fit surface 211 in the plugging direction, the guide portion 212 is disposed on the inner side of the first press-fit surface 211, and a seal ring 213 is disposed on the first press-fit surface 211 at an outer ring of the guide portion 212.
The sealing ring 213 and the guiding portion 212 can cooperate to achieve a waterproof and dustproof seal therebetween when the plug assembly 1 is plugged into the receptacle housing 21.
An annular second pressing surface 214 is formed at the edge of the opening at the other side of the cavity, a clamping groove is formed on the second pressing surface 214 in a concave mode, an annular sealing gasket 215 is arranged in the clamping groove of the second pressing surface 214 in a matched mode, part of the annular sealing gasket is protruded out of the surface of the second pressing surface 214, and the annular sealing gasket 215 and the sealing ring 213 both have certain elasticity; an extending portion extends outwards from the edge of the second press fit surface 214, a mounting hole is formed in the extending portion, a fixing member can be arranged in the mounting hole, the fixing member is used for fixing the socket housing 21 on the user equipment, a second step portion 216 is arranged at one end of the socket housing 21 on the second press fit surface 214 in an inward protruding manner, and the female terminal connector 23 is fixed on the second step portion 216 through the second fixing block set 22; a PE ground screw 217 is also attached to an extension of the second crimping surface 214.
In this embodiment, the fixing member may be a screw, the socket housing 21 and the mounting cabinet panel of the user equipment are detachably connected by a screw, a sealing member is further disposed between the screw and the socket housing 21, after the socket housing 21 is locked by the annular sealing gasket 215 and the screw with the O-shaped sealing member, sealing between the socket housing 21 and the mounting cabinet panel of the user equipment is realized, and after the plug assembly 1 is plugged into the socket assembly 2, the first fixing block group 12, the male end connector 13, the second fixing block group 22, and the female end connector 23 inside the socket housing are sealed and isolated from an external environment.
In other embodiments, the mounting positions of the male end connector 13 and the female end connector 23 can be interchanged, i.e., the male end connector 13 is disposed in the socket housing 21 and the female end connector 23 is disposed in the plug housing 11.
Referring to fig. 1, 6 and 7, the locking structure 3 includes four limiting posts 31 mounted on the plug housing 11 and two locking handles 32 rotatably mounted on the socket housing 21, and the four limiting posts 31 are distributed on two sides of the plug housing 11 along the opening of the plug housing 11.
Two ends of the locking handle 32 are respectively provided with two locking arms (the angle is preferably an acute angle), one end of each locking arm is fixed, and the other end of each locking arm is opened at a certain angle, wherein the first locking arm 321 is rotatably connected with the socket shell 21 through a fixed staring pin 33, one end of the second locking arm 322, which is close to the first locking arm 321, is provided with a movable block 323, and the movable block 323 is fixed on the second locking arm 322 through an elastic sheet 324; the elastic sheet 324 is in a curved shape, the lower part of the elastic sheet is fixed on the socket shell 21 together with the first locking arm 321 of the locking handle 32 through the fixed staring tip 33, the upper part of the elastic sheet is positioned on the second locking arm 322 of the locking handle 32, the elastic sheet 324 can deform within a certain range, and the movable block 323 is fixedly connected to the upper part of the elastic sheet 324; the lower edge of the movable block 323 has a guiding arc.
The locking handle 32 is rotated to enable the movable block 323 to be clamped on the limiting column 31 under the guiding action of the guiding arc line to achieve the locking effect; in the locked state, the elastic sheet 324 is deformed by applying force to the movable block 323, and the locking handle 32 rotates reversely, so that the movable block 323 is separated from the limit of the limit post 31 and is unlocked. The two locking structures 3 are matched to lock the front side and the rear side of the plug component 1 and the socket component 2, and the plug component 1 and the socket component 2 can be locked by rotating the two locking structures 3 in the direction of the limiting column 31, otherwise, the unlocking can be carried out.
Referring to fig. 8, the first fixing block group 12 includes a first fixing block a and a first fixing block B, the first fixing block a and the first fixing block B are fixed to the plug housing 11 by screws 121, countersunk groove structures a1(B1) are concavely disposed on the first fixing block a and the first fixing block B, mounting holes are disposed in the countersunk groove structures a1(B1), the screws 121 are embedded in the mounting holes of the countersunk groove structures a1(B1), the first fixing block a and the first fixing block B respectively have connector mounting surfaces contacting with the male connector 13 and the female connector 23, and distances from the mounting holes of the first fixing block a and the first fixing block B to the connector mounting surfaces are different, so that the socket assembly and the plug assembly can be inserted in an anti-error manner. Countersunk structures a1(B1) on the first fixing block a and the first fixing block B are oppositely arranged, so that in the fully mated state of the male end connector 13 and the female end connector 23, the screws 121 in the first fixing block a and the first fixing block B do not interfere with each other, and reliable electrical connection is ensured, as shown in fig. 3 and 5.
The connector mounting surfaces of the first fixing block A and the first fixing block B are provided with two slot structures A2(B2) in the same row, the slot structures A2(B2) are formed on the connector mounting surface along the direction perpendicular to the countersunk groove structures A1(B1), the slot structures A2(B2) can be dovetail-shaped slots, and the opening directions of the two dovetail-shaped slots are opposite and are symmetrically arranged. Be provided with assorted buckle structure on the public end connector 13, realize first fixed block A and first fixed block B and public end connector 13 fixed through buckle structure and draw-in groove structure A2(B2) block, two same forked tail draw-in groove structures on first fixed block A and the first fixed block B can once fix two public end connectors 13, have reduced the quantity of required fixed block, have also improved the installation effectiveness.
The connector mounting surfaces of the first fixing block A and the first fixing block B extend to one side parallel to the direction of the countersunk groove structure A1(B1) to form a baffle structure A3(B3), the baffle structure A3(B3) ensures that the male end connector 13 can be correctly mounted in the plug housing 11, and a certain gap is formed between one side of the first fixing block A and the first fixing block B, which is far away from the connector mounting surface, and the plug housing 11 for accommodating the guide part 212 on the first press fit surface 211 of the socket housing 21.
The second fixing block group 22 includes a second fixing block a and a second fixing block B, and the second fixing block a and the second fixing block B are also fixed to the socket housing 21 by screws 121, where the second fixing block a has the same structure as the first fixing block a, and the second fixing block B has the same structure as the first fixing block B.
Referring to fig. 1, 2 and 5, the distances from the mounting holes of the two fixing blocks to the mounting surface of the connector are different, and the baffle structure is combined, so that the connectors can be mounted on the socket shell and the plug shell only in one direction; moreover, because the sizes of the fixing blocks are different, the positions of the connectors in the plug shell and the socket shell are not centered, so that the situation that the plug assembly and the socket assembly cannot be reversely matched and the correct locking shown in the attached drawing 1 cannot be realized under the condition of reverse matching is also ensured.
Example 2
In this embodiment, the locking structure can also be a clamping groove structure arranged on the plug shell and a clamping hook structure arranged on the socket shell, the socket component and the plug component can realize locking after plugging through the clamping groove structure and the clamping groove structure, wherein the clamping groove structure and the clamping hook structure can be the prior art, and the quick locking effect can be achieved.
Compared with the prior art, the utility model has the advantages of:
by providing the first and second housings which are separable, the first and second connectors can be protected from being damaged when the connectors are not connected.
Install the locking piece on first shell and second shell, through the quick locking mode of locking handle for the connector is more firm after pegging graft, and the efficiency of plug like this is faster than screwed connection, and the scene to needs often plug or need quick maintenance has the advantage.
The arrangement of the guide part, the pressing surface and the sealing ring or the sealing gasket enables the connector with the protective shell to have waterproof and dustproof effects.
Through the two clamping groove structures on the fixing block, two male end connectors or female end connectors can be simultaneously fixed on one fixing block, and the application mode of the fixing block is changed from the traditional connection mode for fixing and matching into the mode for installing the connector on the first shell or the second shell; the countersunk groove structure arranged on the connector can avoid the interference problem of the connector in the time matching process.
The same appearance, mounting and dimensions as the standard rectangular connector housing base, the user can directly replace the existing rectangular connector with this connector solution without having to adjust the device design.
The protection of IP65 and above of the connector can be realized, and the application of the connector is expanded to the field of field wiring.
The utility model discloses well connector structure has possessed direction and mistake proofing and has inserted the function.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. A connector with shell protection is characterized by comprising a plug component, a socket component matched with the plug component and a locking structure;
the plug assembly comprises a first shell, a first fixing block group and a first connector, wherein the first shell is provided with a cavity with an opening at one end, the first fixing block group is provided with a mounting hole, a screw is arranged in the mounting hole, and the screw detachably installs the first connector group in the cavity along the opposite direction of the plugging direction of the connector;
the socket assembly comprises a second shell, a second fixing block group and a second connector, wherein the second shell is provided with a cavity with at least one open end, the second fixing block group is provided with a mounting hole, a screw is arranged in the mounting hole, and the screw is used for arranging the second connector in the cavity along the opposite direction of the plugging direction of the connector;
locking structure, including locating first retaining member on the first shell and locating second retaining member on the second shell works as plug subassembly with socket component closes the back mutually, the second retaining member with first retaining member cooperatees, realizes plug subassembly with locking between the socket component.
2. The connector with housing protection according to claim 1, wherein the second housing is formed with an annular first press-fit surface at an opening edge of the cavity, the first press-fit surface is provided with a sealing ring, and the first press-fit surface extends toward the plugging direction to form a guide portion for guiding the first housing to be plugged.
3. The connector with housing protection according to claim 1, wherein the second housing is axially formed with a cavity through the second housing, the cavity having two open ends, wherein an opening edge of one end of the cavity is formed with an annular first press-fit surface, an opening edge of the other end of the cavity is formed with an annular second press-fit surface, and an annular gasket is disposed on the second press-fit surface.
4. The connector with housing protection according to claim 3, wherein the second housing has a step portion protruding inward at an end of the second press-fit surface, and the second connector is fixed to the step portion by the second fixing block set.
5. The connector with housing protection as claimed in claim 1, wherein the first and second fixing blocks are recessed along a direction opposite to a plugging direction of the connector to form a countersunk structure, the mounting hole is disposed in the countersunk structure, and the screw is disposed in the countersunk structure.
6. The connector with housing protection according to claim 5, wherein the first fixing block set and the second fixing block set are respectively and oppositely formed with a connector mounting surface, the connector mounting surface is formed with a slot structure, and the first connector and the second connector are provided with a matching snap structure.
7. The connector with shell protection as claimed in claim 6, wherein the slot structures are formed on the connector mounting surface along a direction perpendicular to the countersunk groove structures, the number of the slot structures is two, and the opening directions of the two slot structures are opposite and are symmetrically arranged.
8. The connector with shell protection as claimed in claim 6, wherein the first and/or second set of fixing blocks comprises two fixing blocks, and the distance from the mounting hole to the connector mounting surface is different between the two fixing blocks.
9. The connector with shell guard of claim 1, wherein the first locking member includes retention posts distributed along the opening on both sides of the first shell; the second locking piece comprises a locking handle, two locking arms which are opened at a certain angle are arranged at two ends of the locking handle, the first locking arm and the second shell are rotatably connected, a movable block is arranged at one end, close to the first locking arm, of the second locking arm, and a guiding arc line is arranged at the lower edge of the movable block; the locking handle is rotated to enable the movable block to be clamped on the limiting column under the guiding action of the guiding arc line to achieve the locking effect.
10. The connector with shell guard of claim 9, further comprising a spring plate, wherein the spring plate is in a curved shape, a lower portion of the spring plate is fixed on the first locking arm of the locking handle, an upper portion of the spring plate is located on the second locking arm of the locking handle, the spring plate can deform within a certain range, and the movable block is fixedly connected to an upper portion of the spring plate.
CN202023121260.4U 2020-12-23 2020-12-23 Connector with shell protection Active CN213636436U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023121260.4U CN213636436U (en) 2020-12-23 2020-12-23 Connector with shell protection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023121260.4U CN213636436U (en) 2020-12-23 2020-12-23 Connector with shell protection

Publications (1)

Publication Number Publication Date
CN213636436U true CN213636436U (en) 2021-07-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023121260.4U Active CN213636436U (en) 2020-12-23 2020-12-23 Connector with shell protection

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113904176A (en) * 2021-10-08 2022-01-07 四川华丰科技股份有限公司 Vertical butt joint self-locking connector
CN114784555A (en) * 2022-05-06 2022-07-22 四川永贵科技有限公司 System connector of adaptation module combination

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113904176A (en) * 2021-10-08 2022-01-07 四川华丰科技股份有限公司 Vertical butt joint self-locking connector
CN113904176B (en) * 2021-10-08 2022-11-29 四川华丰科技股份有限公司 Vertical butt joint self-locking connector
CN114784555A (en) * 2022-05-06 2022-07-22 四川永贵科技有限公司 System connector of adaptation module combination
CN114784555B (en) * 2022-05-06 2023-11-28 四川永贵科技有限公司 System connector of adaptation module combination

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