CN219658990U - Stress release installation component and circuit board connector - Google Patents

Abstract

The utility model discloses a stress release mounting assembly and a circuit board connector, wherein the stress release mounting assembly comprises a shell, a connecting terminal, a connecting piece and a circuit board, a switching body is mounted on the outer side of the shell, and a mounting part is arranged on the switching body; any connecting piece includes connecting portion and second screw thread portion, and connecting portion sets up in the installation department, and the radial dimension of installation department along perpendicular to its central axis is greater than the radial dimension of connecting portion along perpendicular to its central axis, and the circuit board is detachable to be installed in the casing, and circuit board and connecting terminal link to each other. According to the utility model, the connecting terminal and the shell are penetrated through the connecting piece, a clearance space can be formed between the mounting part and the connecting part, and the clearance space is used as a stress release space of the connecting terminal structure, so that the self deformation of the connecting terminal and the connecting piece is transferred to the clearance space. The utility model can be used for reducing the connection stress generated by installation, reducing the structure installation error and enhancing the reliability of the circuit board.

Description

Stress release installation component and circuit board connector

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a stress release mounting assembly and a circuit board connector.

Background

At present, when the through-wall terminal of the inverter is connected with the circuit board inside the inverter, conductive connection modes such as a wire, a copper bar and the like can be adopted. For the wires with the cross sections less than or equal to 25 and less than or equal to m, the problem of connection stress between the through-wall terminal and the circuit board is avoided because the wire structure is softer; when the terminal with larger through flow is adapted, a wire with the cross section more than or equal to 25 m less than or equal to or a copper bar is adopted, and related technologies are commonly called hard connection. The inventor believes that, in the mounting stage, connection stress distributed along with structural contact is likely to occur when the through-wall terminal and the circuit board are connected, and that an error caused by mounting may cause the circuit board to receive internal connection stress, which may easily affect the reliability of the circuit board itself.

Disclosure of Invention

The utility model aims to solve the technical problems that in the related art, the connection stress exists in the circuit board due to the installation error, and the reliability of the circuit board is affected.

The present utility model provides a stress relief mounting assembly comprising:

a housing having a first threaded portion thereon;

the connecting terminal comprises a switching body, wherein the switching body is arranged outside the shell, a mounting part is arranged on the switching body, and the mounting part and the first thread part are coaxially arranged;

at least one connecting piece, the connecting piece is used for connecting the connecting terminal with the shell, at least part of the connecting piece is arranged in the mounting part and the first threaded part in a penetrating way, any connecting piece comprises a connecting part and a second threaded part, the connecting part is arranged in the mounting part, the second threaded part is connected with the first threaded part in an adapting way, and the radial dimension of the mounting part along the axis perpendicular to the center is larger than the radial dimension of the connecting part along the axis perpendicular to the center;

and the circuit board is detachably arranged in the shell and is connected with the connecting terminal.

Optionally, the connecting terminal further comprises a terminal body, the terminal body is fixedly connected with the switching body, the switching body wraps the terminal body, one end, close to the circuit board, of the terminal body penetrates through the shell and extends into the shell to be connected with the circuit board in a conductive mode.

Optionally, the stress relief mounting assembly further includes a conductive plate assembly, the conductive plate assembly includes a first conductive plate and a second conductive plate that are detachably configured, the first conductive plate is electrically connected to the circuit board, and the second conductive plate is electrically connected to the connection terminal.

Optionally, the first conductive plate is connected with the second conductive plate through a locking piece, a waist round hole structure is arranged on the first conductive plate, and the locking piece is slidably connected in the waist round hole structure.

Optionally, the switching body is provided with at least one limiting part, the limiting part is in abutting fit with the second conductive plate, and the limiting part is arranged along the extending direction of the second conductive plate;

the shell is provided with a groove body, and the limiting part and the second conducting plate penetrate through the groove body.

Optionally, the stress release mounting assembly further includes at least one conductive post, one end of the conductive post is detachably connected to the first conductive plate, and the other end of the conductive post is detachably connected to the circuit board.

Optionally, the stress release installation component further includes a sealing element, the sealing element is installed in the housing, the sealing element is movably connected with the connecting element, the connecting element penetrates through the end part in the housing and is accommodated in the sealing element, and the sealing element and the connecting element are correspondingly configured.

Optionally, the connecting piece further comprises a connector, and the connector is arranged at one end of the connecting part far away from the second threaded part;

the stress release installation assembly further comprises a gasket piece, the gasket piece is sleeved on the connecting piece, one side of the gasket piece is abutted with one side of the connector, which faces the connecting portion, of the connecting portion, and the other side of the gasket piece is abutted with the switching body.

A circuit board connector comprises the stress relief mounting assembly.

Optionally, the above-mentioned circuit board connector further includes wiring subassembly, wiring subassembly includes connector, cable spare and cable joint, the connector with the connection can be dismantled to the casing, cable joint demountable installation is in the connector is kept away from one side of casing, connecting terminal sets up the connector inner chamber, the cable spare penetrates in the connector with connecting terminal conductive connection, the cable spare wears to establish along its extending direction cable joint.

The technical scheme provided by the utility model has the following advantages:

1. the utility model provides a stress release installation component, which comprises a shell, a connecting terminal, a connecting piece and a circuit board, wherein the shell is provided with a first thread part; the connecting terminal comprises a switching body, the switching body is arranged on the outer side of the shell, the switching body is provided with a mounting part, and the mounting part and the first thread part are coaxially arranged; the connecting piece is used for connecting the connecting terminal with the casing, and at least part connecting piece wears to locate in installation department and the first screw thread portion, and arbitrary connecting piece includes connecting portion and second screw thread portion, and the connecting portion sets up in the installation department, and second screw thread portion and first screw thread portion adaptation link to each other, and the radial dimension of installation department along perpendicular to its central axis is greater than the radial dimension of connecting portion along perpendicular to its central axis, and circuit board demountable installation is in the casing, and circuit board and connecting terminal link to each other.

The stress release installation component of this structure wears to establish connecting terminal and casing through the connecting piece to link to each other connecting terminal and casing, after the installation is accomplished, the connecting portion of connecting piece acceptd and is installed in connecting terminal's installation department, the second screw thread portion of connecting piece and the first screw thread portion screw thread cooperation of casing, set up the radial dimension of installation department along the perpendicular to its central axis to be greater than connecting portion along the radial dimension of perpendicular to its central axis for form the clearance space between installation department and the connecting portion, utilize this clearance space as connecting terminal structure stress's release space, thereby shift connecting terminal, connecting piece's self deformation to towards the clearance space, reduce the hookup stress that the installation produced, and then reduce the installation error that connecting terminal leads to in the installation stage, strengthen the reliability of circuit board.

2. The utility model provides a stress release installation component, which comprises a connecting terminal body, wherein the connecting terminal body is fixedly connected with a switching body, the switching body wraps the terminal body, one end of the terminal body, which is close to a circuit board, penetrates through a shell, and extends into the shell to be connected with the circuit board in a conductive manner. Through switching body parcel terminal body, switching body and casing assembly, the switching body forms the connection and the protection in the terminal body outside, improves the reliability when terminal body uses.

3. The utility model provides a stress release installation assembly, which also comprises a conductive plate assembly, wherein the conductive plate assembly comprises a first conductive plate and a second conductive plate which are detachably arranged, the first conductive plate is in conductive connection with a circuit board, and the second conductive plate is in conductive connection with a connecting terminal. And the conductive connection between the terminal body and the circuit board is established through the conductive plate assembly, and the conductive structure is optimized through the conductive paths of the first conductive plate and the second conductive plate configuration structure.

4. According to the stress release installation assembly provided by the utility model, the first conductive plate and the second conductive plate are connected through the locking piece, the first conductive plate is provided with the waist round hole structure, and the locking piece is slidably connected in the waist round hole structure. The first conductive plate and the second conductive plate are detachably connected through the locking piece, and the locking piece is slidably connected in the oval hole structure, so that the relative position relationship between the first conductive plate and the second conductive plate can be adjusted along the sliding direction of the locking piece, and the installation error between conductive plate assemblies is reduced; correspondingly, the mounting error between the circuit board and the connecting terminal along the sliding direction of the locking piece can be reduced and eliminated by the sliding mode of the locking piece in the kidney-shaped hole structure.

5. A circuit board connector includes a stress relief mounting assembly. By forming the gap space between the mounting part and the connecting part and utilizing the gap space as a stress release space of the connecting terminal structure, the self deformation of the connecting terminal and the connecting piece is transferred to the gap space, the connection stress generated by mounting is reduced, the mounting error caused by the connecting terminal in the mounting stage is further reduced, and the reliability of the circuit board is enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a stress relief mounting assembly provided in an embodiment of the present utility model;

FIG. 2 is a schematic partial structural view of a stress relief mounting assembly provided in an embodiment of the present utility model;

fig. 3 is a schematic view of the connection between the terminal body and the first conductive plate in the stress relief mounting assembly provided in an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of a housing in a stress relief mounting assembly provided in an embodiment of the utility model;

FIG. 5 is a schematic view of one implementation of a connector in a stress relief mounting assembly provided in an embodiment of the present utility model;

FIG. 6 is a schematic illustration of the connection of the connector, adapter body and housing of the stress relief mounting assembly provided in an embodiment of the present utility model;

FIG. 7 is a schematic view of another embodiment of a connector in a stress relief mounting assembly provided in an embodiment of the present utility model;

FIG. 8 is a schematic illustration of the connection of a first conductive plate and a second conductive plate in a stress relief mounting assembly provided in an embodiment of the present utility model;

fig. 9 is a schematic structural view of a circuit board connector according to an embodiment of the present utility model;

reference numerals illustrate:

1-a housing; 11-a first threaded portion; 12-a groove body;

2-connecting terminals; 21-a terminal body; 22-an adapter body; 221-a mounting portion; 222-a limiting part;

3-connectors; 31-a connection; 32-a second threaded portion; 33-connecting heads; 34-spacer members;

4-a circuit board; 5-a first conductive plate; 51-a kidney-round hole structure; 52-locking member; 6-a second conductive plate;

7-conducting columns; 8-a closure;

91-a wire connector; 92-cable member; 93-cable connector; 94-fasteners.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Example 1

The present embodiment provides a stress relief mounting assembly, which is adapted to relieve a coupling stress generated by contact during a mounting stage of a circuit board 4 to reduce a structural mounting error, and as shown in fig. 1 and 9, the stress relief mounting assembly includes a housing 1, a connection terminal 2, a connection member 3, and a circuit board 4, the circuit board 4 is detachably mounted in the housing 1, the circuit board 4 is connected to the connection terminal 2, and the connection member 3 is used for connecting the connection terminal 2 to the housing 1. The connecting terminal 2 comprises a switching body 22 and a terminal body 21, wherein the terminal body 21 and the switching body 22 are fixedly connected, the switching body 22 is arranged outside the shell 1, one end, close to the circuit board 4, of the terminal body 21 penetrates through the shell 1 and extends into the shell 1 to be in conductive connection with the circuit board 4.

As shown in fig. 1 to 4, the housing 1 is provided with a first threaded portion 11, the adapter body 22 is provided with a mounting portion 221, the mounting portion 221 and the first threaded portion 11 are coaxially arranged, the connecting piece 3 is arranged in the mounting portion 221 and the first threaded portion 11 in a penetrating manner, the connecting piece 3 comprises a connecting portion 31, a second threaded portion 32 and a connecting head 33, and the connecting head 33 is arranged at one end, far away from the second threaded portion 32, of the connecting portion 31; the connecting portion 31 is provided in the mounting portion 221, and the second screw portion 32 is fittingly connected to the first screw portion 11. The connecting terminal 2 and the housing 1 are penetrated through the connecting piece 3 so as to connect the connecting terminal 2 and the housing 1, and after the installation is completed, the connecting part 31 of the connecting piece 3 accommodates the installation part 221 installed on the connecting terminal 2, and the second threaded part 32 of the connecting piece 3 is in threaded fit with the first threaded part 11 of the housing 1. A gasket 34 is arranged between the connecting part 31 and the connector 33, and the gasket 34 is in limited abutting connection between the connecting part 31 and the connector 33. In the present embodiment, the first screw portion 11 is a screw hole, the mounting portion 221 is a receiving hole structure, and the second screw portion 32 is a threaded rod.

As shown in fig. 3 and 5, the radial dimension of the mounting portion 221 along the direction perpendicular to the central axis thereof is larger than the radial dimension of the connecting portion 31 along the direction perpendicular to the central axis thereof, so that a gap space is formed between the mounting portion 221 and the connecting portion 31, and the gap space is utilized as a release space of the structural stress of the connecting terminal 2, thereby transferring the self deformation of the connecting terminal 2, the connecting member 3 to the facing gap space, reducing the coupling stress generated by mounting, further reducing the mounting error caused by the connecting terminal 2 during the mounting stage, and enhancing the reliability of the circuit board 4. In the present embodiment, the radially extending surface of the connecting portion 31 and the radially extending surface of the mounting portion 221 are provided as the illustrated XY plane, and the clearance space of the formed XY plane allows the coupling stress at the time of mounting to be released along the illustrated XY plane when the circuit board 4 and the connection terminal 2 are assembled.

As an implementation manner of this embodiment, the connector 3 is configured as a step screw, as shown in fig. 5, where the step screw has two steps and a threaded structure, the first step is provided as the connecting portion 31, the second step is provided as the connecting head 33, the first step is provided in the accommodating hole structure, and the radial dimension of the first step is smaller than the radial dimension of the accommodating hole structure, so as to form the above-mentioned clearance space.

As a modification, as shown in fig. 6 and 7, the connection portion 31 is a gasket member, the gasket member is sleeved on the connection member 3, one side of the gasket member is abutted against one side of the connection head 33 facing the connection portion 31, the other side of the gasket member is abutted against the adapter body 22, the gasket member is disposed in the receiving hole structure, and the radial dimension of the gasket member is smaller than the radial dimension of the receiving hole structure so as to form the clearance space.

As a modification, the connecting portion 31 is a sleeve, the connecting member 3 is configured as a screw, the sleeve is sleeved on the screw, the sleeve is disposed in the accommodating hole structure, and the radial dimension of the sleeve is smaller than the radial dimension of the accommodating hole structure to form the clearance space.

As shown in fig. 2, the adaptor body 22 wraps the terminal body 21, the adaptor body 22 is assembled with the housing 1, the adaptor body 22 forms connection and protection of the outer side of the terminal body 21, and reliability of the terminal body 21 in use is improved.

The stress release mounting assembly provided in this embodiment, as shown in fig. 1, 3 and 8, further includes a conductive plate assembly, where the conductive plate assembly includes a first conductive plate 5 and a second conductive plate 6 that are detachably configured, the first conductive plate 5 is electrically connected to the circuit board 4, and the second conductive plate 6 is electrically connected to the connection terminal 2. The conductive connection between the terminal body 21 and the circuit board 4 is established by the conductive plate assembly, and the conductive structure is optimized by configuring the conductive paths of the structure by the first conductive plate 5 and the second conductive plate 6.

Further, as shown in fig. 8, the first conductive plate 5 and the second conductive plate 6 are connected by a locking member 52, a kidney-shaped hole structure 51 is provided on the first conductive plate 5, and the locking member 52 is slidably connected in the kidney-shaped hole structure 51. The first conductive plate 5 and the second conductive plate 6 are detachably connected through the locking piece 52, and the locking piece 52 is slidably connected in the oval hole structure 51, so that the relative position relationship between the first conductive plate 5 and the second conductive plate 6 can be adjusted along the sliding direction of the locking piece 52, and the installation error between conductive plate assemblies can be reduced; accordingly, the mounting error between the circuit board 4 and the connection terminal 2 in the sliding direction of the locking member 52 can be reduced and eliminated by the sliding manner of the locking member 52 in the oval hole structure 51. The locking member 52 slides along the length direction of the kidney-shaped hole structure 51, and the sliding direction of the locking member 52 is set to the illustrated Z-axis extending direction, so that the coupling stress during mounting is released along the illustrated Z-axis extending direction when the circuit board 4 and the connection terminal 2 are assembled.

As shown in fig. 3, the adapting body 22 is provided with a limiting portion 222, the limiting portion 222 is in abutting fit with the second conductive plate 6, and the limiting portion 222 is arranged along the extending direction of the second conductive plate 6; the casing 1 is provided with a groove body 12, and the limiting part 222 and the second conductive plate 6 penetrate through the groove body 12. In this embodiment, the limiting portion 222 is configured as two plate bodies, where two plate bodies are separately disposed and abutted to the upper and lower sides of the second conductive plate 6, and the ends of the second conductive plate 6 extending out of the two plate bodies are connected to the first conductive plate 5. The limiting part 222 is abutted against the second conductive plate 6, the purpose of stably supporting and limiting the second conductive plate 6 is achieved, and the space for penetrating the limiting part 222 and the second conductive plate 6 into the shell 1 is provided through the groove body 12 on the shell 1.

The stress release mounting assembly provided in this embodiment further includes a conductive post 7, as shown in fig. 1, one end of the conductive post 7 is detachably connected to the first conductive plate 5, and the other end of the conductive post 7 is detachably connected to the circuit board 4. The conductive posts 7 are configured with a plurality of conductive posts 7 which can be arranged at intervals along the length direction of the first conductive plate 5, and any one of the conductive posts 7 is used for conducting communication between the first conductive plate 5 with the structure at the circuit board 4, wherein the two ends of the first conductive plate are connected.

The stress release installation component that this embodiment provided still includes closure 8, and closure 8 installs in casing 1, and closure 8 and connecting piece 3 activity link to each other, and the connecting piece 3 wears to establish the tip in casing 1 and acceptd in closure 8, and closure 8 and connecting piece 3 correspond the configuration. The sealing piece 8 is used for providing a contact surface for connecting the end parts of the connecting piece 3, the assembly of the connecting piece 3 is reinforced and stable, and one side end surface of the sealing piece 8 facing the shell 1 is abutted against the shell 1. In some embodiments, the closure 8 may be configured as a connection cap.

Example 2

A circuit board connector comprising the stress relief mounting assembly of embodiment 1. By forming a gap space between the mounting portion 221 and the connecting portion 31, the gap space is used as a stress release space for the structure of the connecting terminal 2, so that the self deformation of the connecting terminal 2 and the connecting member 3 is transferred to the gap space, the connection stress generated by mounting is reduced, the mounting error caused by the connecting terminal 2 in the mounting stage is reduced, and the reliability of the circuit board 4 is enhanced.

As shown in fig. 9, the circuit board connector further includes a wiring assembly, the wiring assembly includes a connector 91, a cable member 92 and a cable connector 93, the connector 91 is detachably connected with the housing 1, the cable connector 93 is detachably mounted on one side of the connector 91 away from the housing 1, the connection terminal 2 is disposed in an inner cavity of the connector 91, the cable member 92 penetrates into the connector 91 to be electrically connected with the connection terminal 2, and the cable member 92 penetrates into the cable connector 93 along an extending direction thereof. The wiring assembly is provided with a plurality of fasteners 94, and the plurality of fasteners 94 are attached to the outer edge positions of the connector 91 and fasten the connector 91 to the housing 1.

The utility model provides a circuit board connector, which is installed as follows:

inside the housing 1, the circuit board 4 is connected to the first conductive plate 5 through the conductive post 7; connecting the connecting terminal 2 with the shell 1 through the connecting piece 3, enabling the terminal body 21 and the second conducting plate 6 to extend to the inner cavity of the shell 1 through the groove body 12, enabling the mounting part 221 on the adapter body 22 to accommodate the connecting part 31 of the connecting piece 3, and enabling the first threaded part 11 of the shell 1 to be in threaded connection with the second threaded part 32 of the connecting piece 3; the first conductive plate 5 and the second conductive plate 6 are connected through a kidney-shaped hole structure 51 and a locking piece 52, and the kidney-shaped hole structure 51 and the locking piece 52 are arranged in a sliding way; the cable member 92 is threaded through the cable connector 93 and electrically connects the body of the terminal 2, the cable connector 93 mounts the cable member 92 on the connector 91, the connector 91 is fixed outside the housing 1 by a plurality of fasteners 94, and the connector 91 and the housing 1 enclose a mounting space for the terminal 2.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (10)

1. A stress relief mounting assembly, comprising:

a housing (1), wherein a first threaded portion (11) is formed on the housing (1);

the connecting terminal (2) comprises a switching body (22), wherein the switching body (22) is arranged on the outer side of the shell (1), an installation part (221) is arranged on the switching body (22), and the installation part (221) and the first thread part (11) are coaxially arranged;

at least one connecting piece (3), wherein the connecting piece (3) is used for connecting the connecting terminal (2) and the shell (1), at least part of the connecting piece (3) is penetrated in the mounting part (221) and the first threaded part (11), any connecting piece (3) comprises a connecting part (31) and a second threaded part (32), the connecting part (31) is arranged in the mounting part (221), the second threaded part (32) is in fit connection with the first threaded part (11), and the radial dimension of the mounting part (221) along the axis perpendicular to the center is larger than the radial dimension of the connecting part (31) along the axis perpendicular to the center;

and the circuit board (4), the said circuit board (4) is removably installed in said body (1), the said circuit board (4) links with said connecting terminal (2).

2. The stress release mounting assembly according to claim 1, wherein the connection terminal (2) further comprises a terminal body (21), the terminal body (21) and the adapter body (22) are fixedly connected, the adapter body (22) is wrapped around the terminal body (21) and is arranged, and one end of the terminal body (21) close to the circuit board (4) is penetrated through the housing (1) and extends into the housing (1) to be electrically connected with the circuit board (4).

3. The stress relief mounting assembly of claim 2, further comprising a conductive plate assembly comprising a first conductive plate (5) and a second conductive plate (6) in a detachable configuration, the first conductive plate (5) and the circuit board (4) being conductively connected, the second conductive plate (6) and the connection terminal (2) being conductively connected.

4. A stress relief mounting assembly according to claim 3, wherein the first conductive plate (5) and the second conductive plate (6) are connected by a locking member (52), the first conductive plate (5) being provided with a kidney-hole structure (51), the locking member (52) being slidably connected within the kidney-hole structure (51).

5. A stress release mounting assembly according to claim 3, wherein the adapter body (22) is provided with at least one limiting portion (222), the limiting portion (222) is in abutting fit with the second conductive plate (6), and the limiting portion (222) is arranged along the extending direction of the second conductive plate (6);

the shell (1) is provided with a groove body (12), and the limiting part (222) and the second conducting plate (6) penetrate through the groove body (12).

6. A stress relief mounting assembly according to claim 3, further comprising at least one conductive post (7), said conductive post (7) being detachably connected at one end to said first conductive plate (5), and said conductive post (7) being detachably connected at the other end to said circuit board (4).

7. The stress relief mounting assembly according to any one of claims 1-6, further comprising a closure member (8), said closure member (8) being mounted within said housing (1), said closure member (8) being movably connected to said connector member (3), an end of said connector member (3) extending into said housing (1) being received within said closure member (8), said closure member (8) and said connector member (3) being correspondingly configured.

8. The stress relief mounting assembly according to any one of claims 1-6, wherein the connection piece (3) further comprises a connection head (33), the connection head (33) being arranged at an end of the connection portion (31) remote from the second threaded portion (32);

the connecting device further comprises a gasket member, the gasket member is sleeved on the connecting piece (3), one side of the gasket member is abutted with one side of the connector (33) towards the connecting portion (31), and the other side of the gasket member is abutted with the switching body (22).

9. A circuit board connector comprising the stress relief mounting assembly of any of claims 1-8.

10. The circuit board connector according to claim 9, further comprising a wiring assembly including a wiring device (91), a cable member (92) and a cable joint (93), the wiring device (91) and the housing (1) being detachably connected, the cable joint (93) being detachably mounted on a side of the wiring device (91) remote from the housing (1), the connection terminal (2) being disposed in an inner cavity of the wiring device (91), the cable member (92) penetrating into the wiring device (91) to be electrically connected with the connection terminal (2), the cable member (92) being provided in a penetrating manner along an extending direction thereof with the cable joint (93).