CN219436198U - Wire hanging lamp rotary bayonet Pin probe electric connector and wire hanging lamp - Google Patents

Abstract

The utility model provides a suspension wire lamp rotating bayonet P i n probe electric connector and a suspension wire lamp, wherein the suspension wire lamp rotating bayonet Pin probe electric connector comprises a female seat, a male seat and an installation body, the female seat comprises a first seat body and an electric connector, and a convex block is arranged on the side surface of the first seat body; the male seat comprises a second seat body and an elastic probe, and the second seat body is detachably connected with the mounting body; the first accommodation groove for accommodating the male seat is formed in one side of the mounting body, a through hole is formed in the bottom of the first accommodation groove, a guide groove and a clamping groove corresponding to the protruding block are formed in the edge of the through hole, the first seat body can penetrate through the through hole to enable the electric connector to be abutted to the elastic probe, and the protruding block can penetrate through the guide groove and is clamped into the clamping groove after the first seat body rotates by a preset angle. During installation, the female seat can penetrate through the through hole of the installation body, the female seat is lightly pressed and rotated by a preset angle, the convex blocks are clamped into the clamping grooves of the installation body, and the female seat and the male seat can be connected. Therefore, the utility model can realize the quick replacement of the lamp, and has simple structure, convenience and practicability.

Description

Wire hanging lamp rotary bayonet Pin probe electric connector and wire hanging lamp

Technical Field

The utility model belongs to the technical field of connectors, and particularly relates to a wire hanging lamp rotating bayonet Pin probe electric connector and a wire hanging lamp.

Background

In the prior art, the lamp not only pursues the illumination function, but also pays attention to the function of the lamp decoration to create atmosphere. The hanging wire lamp is a lamp taking a wire as a hanging part, and takes the hanging wire lamp of a dining room as an example, so that not only can the functional area be illuminated, but also a warm and pleasant feeling can be brought to dining atmosphere. The electric wire of current messenger wire lamp adopts bolt fastening generally between the lamp body, difficult dismouting leads to the messenger wire lamp installation to change time and energy, influences the use experience.

Disclosure of Invention

The embodiment of the utility model aims to provide a wire hanging lamp rotating bayonet Pin probe electric connector and a wire hanging lamp, which can realize quick replacement of a lamp, and are simple in structure, convenient and practical.

In a first aspect, an embodiment of the present application provides a suspension wire lamp rotary bayonet Pin probe connector, including: the female seat comprises a first seat body and an electric connector positioned at the end part of the first seat body, and at least 2 convex blocks are arranged on the side surface of the first seat body; the male seat comprises a second seat body and an elastic probe positioned at the end part of the second seat body, and the second seat body is detachably connected with the mounting body; the mounting body is provided with a first containing groove for containing the end part of the male seat with the elastic probe, the bottom of the first containing groove is provided with a through hole, the edge of the through hole is provided with a guide groove corresponding to the convex block and a clamping groove which is spaced from the guide groove by a preset distance, the end part of the first seat body with the electric connector can pass through the through hole so that the electric connector can be abutted with the elastic probe, and the convex block can pass through the guide groove and be clamped into the clamping groove after the first seat body rotates by a preset angle.

In one possible implementation manner of the first aspect, the male seat further includes a circuit board connected to the second seat body, and the circuit board has a first mounting hole; the mounting body is provided with a second mounting hole corresponding to the first mounting hole, and the circuit board is detachably connected with the mounting body through screws penetrating through the first mounting hole and the second mounting hole; the screw comprises a screw rod and a tail part with a larger diameter, a spring is arranged between the tail part and the circuit board, and the spring is sleeved on the screw rod.

In one possible implementation manner of the first aspect, the preset angle is 90 degrees.

In one possible implementation manner of the first aspect, the screw includes a head portion penetrating the first mounting hole and the second mounting hole, and a tail portion with a larger diameter, and a spring is disposed between the tail portion and the circuit board. In a possible implementation manner of the first aspect, the mounting body is further provided with a second accommodating groove for accommodating the circuit board.

In one possible implementation manner of the first aspect, the bump is spaced from the electrical connector by a first distance, the circuit board is spaced from the end of the elastic probe by a second distance, and the depth of the first accommodating groove is smaller than the sum of the first distance and the second distance.

In one possible implementation manner of the first aspect, a third accommodating groove for accommodating the female seat is formed in the other side, opposite to the first accommodating groove, of the mounting body, and a cover plate adapted to the third accommodating groove is arranged at the other end, away from the electrical connector, of the first seat body.

In one possible implementation manner of the first aspect, a depth of the third accommodating groove is greater than or equal to a distance between the bump and the cover plate.

In one possible implementation manner of the first aspect, the through hole is circular, the first seat body is cylindrical, and a cross-sectional diameter of the first seat body is smaller than or equal to a diameter of the through hole.

In one possible implementation of the first aspect, the electrical connector includes an inner core and an outer ring, the inner core and the outer ring being different electrodes.

In a second aspect, an embodiment of the present application provides a suspension wire lamp, including the above suspension wire lamp rotating bayonet Pin probe connector.

In the embodiment of the application, an electric connector and a hanging wire lamp are provided, wherein the electric connector comprises a female seat, a male seat and an installation body, the female seat comprises a first seat body and an electric connector positioned at the end part of the first seat body, and at least 2 protruding blocks are arranged on the side surface of the first seat body; the male seat comprises a second seat body and an elastic probe positioned at the end part of the second seat body, and the second seat body is detachably connected with the mounting body; the mounting body is provided with a first containing groove for containing the end part of the male seat with the elastic probe, the bottom of the first containing groove is provided with a through hole, the edge of the through hole is provided with a guide groove corresponding to the convex block and a clamping groove which is spaced from the guide groove by a preset distance, the end part of the first seat body with the electric connector can pass through the through hole so that the electric connector can be abutted with the elastic probe, and the convex block can pass through the guide groove and be clamped into the clamping groove after the first seat body rotates by a preset angle. One of the female seat or the male seat is connected with the lamp, the other is connected with the power supply, when the lamp needs to be installed, one end of the female seat with the electric connector can penetrate through the through hole of the installation body, and the convex block of the female seat penetrates through the guide groove at the edge of the through hole, so that the electric connector is abutted with the elastic probe of the male seat; at this time, the female seat is lightly pressed to overcome the elasticity of the elastic probe, so that the protruding block completely enters the first accommodating groove, and the female seat is rotated (for example, clockwise) by a preset angle, so that the protruding block on the female seat is clamped into the clamping groove of the mounting body, and the female seat and the male seat can be firmly connected; when the lamp needs to be disassembled, the female seat can be pressed lightly to enable the protruding blocks to be separated from the clamping grooves of the mounting body, the female seat is rotated reversely (anticlockwise for example) to enable the protruding blocks to be aligned with the guide grooves, and then the female seat is pulled out. Therefore, the utility model can realize the quick replacement of the lamp, and has simple structure, convenience and practicability.

In the embodiment of the application, the male seat further comprises a circuit board connected with the second seat body, and the circuit board is detachably connected with the mounting body through screws; the screw comprises a screw rod and a tail part with a larger diameter, a spring is arranged between the tail part and the circuit board, and the spring is sleeved on the screw rod. When the female seat is mounted on the mounting body, the spring is compressed to provide a space for the female seat to go deep into the mounting body, and when the female seat is mounted, the spring provides pressure for the circuit board to enable the circuit board to be in close contact with the mounting body, and the protruding blocks of the female seat are tightly pressed in the clamping grooves of the mounting body, so that the elastic probes of the female seat and the male seat are stably contacted.

Drawings

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

Fig. 1 is a perspective view of a Pin probe connector of a rotary bayonet of a suspended wire lamp according to an embodiment of the present utility model;

fig. 2 is a perspective view of a male base and a female base of a Pin probe connector of a rotary bayonet of a hanging wire lamp according to an embodiment of the present utility model;

fig. 3 is a perspective view of an installation body of a Pin probe connector of a rotary bayonet of a hanging wire lamp according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of the cooperation between a male base and a mounting body of a Pin probe connector of a rotary bayonet of a hanging wire lamp according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of a female base of a Pin probe connector of a rotary bayonet of a suspended wire lamp and a mounting body in cooperation with each other according to an embodiment of the present utility model;

fig. 6 is a schematic diagram of a female socket of a Pin probe connector of a rotary bayonet of a ceiling lamp mounted to a mounting body according to an embodiment of the present utility model;

fig. 7 is a schematic diagram of a male base of a Pin probe connector of a rotary bayonet of a ceiling lamp mounted to a mounting body according to an embodiment of the present utility model;

fig. 8 is a schematic diagram of an operation manner of mounting a female base to a mounting body according to an embodiment of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

It is noted that relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

The electric wire of current messenger wire lamp adopts bolt fastening generally between the lamp body, difficult dismouting leads to the messenger wire lamp installation to change time and energy, influences the use experience.

The utility model provides a wire hanging lamp rotating bayonet Pin probe electric connector and a wire hanging lamp. The base comprises a first base body and an electric connector positioned at the end part of the first base body, and at least 2 convex blocks are arranged on the side surface of the first base body; the male seat comprises a second seat body and an elastic probe positioned at the end part of the second seat body, and the second seat body is detachably connected with the mounting body; the mounting body is provided with a first containing groove for containing the end part of the male seat with the elastic probe, the bottom of the first containing groove is provided with a through hole, the edge of the through hole is provided with a guide groove corresponding to the convex block and a clamping groove which is spaced from the guide groove by a preset distance, the end part of the first seat body with the electric connector can pass through the through hole so that the electric connector can be abutted with the elastic probe, and the convex block can pass through the guide groove and be clamped into the clamping groove after the first seat body rotates by a preset angle. One of the female seat or the male seat is connected with the lamp, the other is connected with the power supply, when the lamp is required to be installed, one end of the female seat with the electric connector can penetrate through the through hole of the installation body, the convex block of the female seat penetrates through the guide groove at the edge of the through hole, so that the electric connector is abutted with the elastic probe of the male seat, the female seat is slightly pressed to rotate by a preset angle, and the convex block on the female seat is clamped into the clamping groove of the installation body, so that the firm connection between the female seat and the male seat can be realized; when the lamp needs to be disassembled, the female seat can be pressed lightly to enable the protruding blocks to be separated from the clamping grooves of the installation body, the female seat is rotated reversely to enable the protruding blocks to be aligned with the guide grooves, and then the female seat is pulled out. Therefore, the utility model can realize the quick replacement of the lamp, and has simple structure, convenience and practicability.

As shown in fig. 1-8, an embodiment of the present application provides a suspension wire lamp rotary bayonet Pin probe connector 100, which includes a female socket 10, a male socket 20, and a mounting body 30. One of the female socket 10 and the male socket 20 is connected with the lamp, and the other is connected with a power supply.

The wire hanging lamp rotary bayonet Pin probe connector 100 is applied to a wire hanging lamp, and the wire hanging lamp comprises a lamp, a wire hanging and a mounting seat. The mounting seat is usually arranged on the roof of a house, the lamp is connected with the mounting seat through a hanging wire, and a rectifier is usually arranged in the mounting seat and used for converting alternating current commercial power into direct current. In some embodiments, the male mount 20 and the mounting body 30 may be disposed in a luminaire, while the female mount 10 is connected to and electrically connected to the hanger of the hanger lamp. In some embodiments, the male mount 20 and the mounting body 30 may be disposed on a mount of a messenger lamp, while the female mount 10 is connected to the messenger lamp by a messenger. In the present utility model, the mounting position of the connector 100 is not limited, and the connector 100 may be provided on the lamp side of the ceiling lamp or on the mount base side. When the connector 100 is provided on one side of the lamp, the male holder 20 and the mounting body 30 may be provided in the lamp, or the female holder 10 may be provided in the lamp. When the connector 100 is provided on the mount side, the male mount 20 and the mount 30 may be provided in the mount, or the female mount 10 may be provided in the mount.

As shown in fig. 2, the female socket 10 includes a first socket 11, an electrical connector 12 located at an end of the first socket 11, and a cover 13, where the other end of the first socket 11 away from the electrical connector 12 is provided with the cover 13. The side of the first seat 11 is provided with 2 lugs 14. The electrical connector 12 includes an inner core and an outer ring, the inner core and the outer ring being different electrodes, for example the inner core may be a positive electrode and the outer ring a negative electrode. The cover 13 is also provided with electrical wires which are electrically connected to the electrical connectors 12.

As shown in fig. 2, the male socket 20 includes a second socket body 21, and an elastic probe 22 at an end of the second socket body 21, and the second socket body 21 is detachably connected to the mounting body 30. The other side end of the second housing 21 is provided with an electric wire electrically connected to the elastic probe 22.

As shown in fig. 3, a first accommodating groove 31 for accommodating the end portion of the male base 20 having the elastic probe 22 is formed on one side of the mounting body 30, a through hole 32 is formed at the bottom of the first accommodating groove 31, and a guiding groove 33 corresponding to the bump 14 and a clamping groove 34 spaced from the guiding groove 33 by a predetermined distance are formed at the edge of the through hole 32. The through hole 32 is preferably circular, the first housing 11 is cylindrical, and the cross-sectional diameter of the first housing 11 is smaller than or equal to the diameter of the through hole 32, so that the first housing 11 passes through the through hole 32. In some embodiments, the through hole 32 may be polygonal or other shapes, but it is necessary to ensure that the first seat 11 can pass through the through hole 32 and freely rotate.

The male socket 20 further includes a circuit board 23 connected to the second socket body 21, the circuit board 23 has a first mounting hole (not shown), the mounting body 30 is provided with a second mounting hole 35 corresponding to the first mounting hole, and the circuit board 23 is detachably connected to the mounting body 30 by a screw 40 penetrating the first mounting hole and the second mounting hole 35, thereby detachably connecting the male socket 20 and the mounting body 30. The screw 40 comprises a screw 41 and a tail 42 with a larger diameter, a spring 50 is arranged between the tail 42 and the circuit board 23, and the spring 50 is sleeved on the screw 41. When the female socket 10 is mounted to the mounting body 30, the springs 50 are compressed to provide a space for the female socket 10 to go deep into the mounting body 30, and when the female socket 10 is mounted, the springs 50 provide pressure to the circuit board 23 to bring the circuit board 23 into close contact with the mounting body 30 and press the bumps 14 of the female socket 10 into the card slots 34 of the mounting body 30, so that the female socket 10 is in stable contact with the elastic probes 22 of the male socket 20. In this embodiment, the circuit board 23 is in a fin shape, 2 first mounting holes are disposed on the circuit board 23 and located on two sides of the second seat body 21, and 2 second mounting holes 35 are disposed on the mounting body 30 correspondingly, so as to stably fix the male seat 20 to the mounting body 30. The circuit board 23 may partially or entirely shield the first receiving groove 31 to provide a dust-proof effect. In this embodiment, the circuit board is a PCB (Printed Circuit Board ) board for soldering the power module and the bonding wires of the male socket 20.

The mounting body 30 is further provided with a second accommodating groove 36 for accommodating the circuit board 23, and the first accommodating groove 31 is formed in the second accommodating groove 36. The circuit board 23 is accommodated in the second accommodating groove 36, avoids interference with other parts of the hanging wire lamp, and has attractive effect.

In the embodiment of the present application, the end portion of the first base 11 having the electrical connector 12 may pass through the through hole 32 to make the electrical connector 12 abut against the elastic probe 22, and the bump 14 may pass through the guiding slot 33 and be snapped into the clipping slot 34 after the first base 11 rotates by a predetermined angle. Preferably, the preset angle is 90 degrees.

When the lamp needs to be installed, one end of the female socket 10 with the electric connector 12 passes through the through hole 32 of the installation body 30, and the convex block 14 of the female socket 10 passes through the guide groove 33 at the edge of the through hole 32, so that the electric connector 12 is abutted with the elastic probe 22 of the male socket 20; at this time, the female socket 10 is lightly pressed to overcome the elastic force of the elastic probe 22 and the spring 50 so that the bump 14 completely enters the first accommodating groove 31 (as shown in fig. 8), and the female socket 10 is rotated (e.g. clockwise) by a predetermined angle, so that the bump 14 on the female socket 10 is clamped into the clamping groove 34 of the mounting body 30, thereby realizing the stable connection between the female socket 10 and the male socket 20; when the lamp needs to be disassembled, the female base 10 can be slightly pressed to separate the protruding block 14 from the clamping groove 34 of the mounting body 30, and the female base 10 is reversely rotated (e.g. anticlockwise) to align the protruding block 14 with the guiding groove 33, and then the female base 10 is pulled out. Therefore, the utility model can realize the quick replacement of the lamp, and has simple structure, convenience and practicability.

In this embodiment, the first seat 11 is cylindrical, and the 2 protrusions 14 are uniformly distributed on the circumferential surface of the first seat 11, and the guide slots 33 and the clamping slots 34 are 2, so as to firmly connect the first seat 11 with the mounting body 30. In some embodiments, the number of the protruding blocks 14 may be more than 2, for example, 3, 4 or 5, the protruding blocks 14 are required to be uniformly arranged to achieve the effect of stable connection, and the mounting body 30 is required to be provided with a corresponding number of guiding grooves 33 and clamping grooves 34, so that the end of the female socket 10 can pass through the through hole 32 to contact with the elastic probe 22.

In the embodiment of the present application, the bump 14 is spaced from the electrical connector 12 by a first distance, the circuit board 23 is spaced from the end of the elastic probe 22 by a second distance, and the depth of the first accommodating groove 31 is smaller than the sum of the first distance and the second distance. So that the elastic probe 22 can be brought into close contact with the electrical connector 12 of the female socket 10 to achieve electrical connection when the female socket 10 is confined within the mounting body 30. And the elastic probe 22 and the spring 50 can apply elastic force to the female socket 10 to limit the bump 14 of the female socket 10 in the clamping groove 34, so as to avoid falling out.

As shown in fig. 5, a third accommodating groove 37 for accommodating the female socket 10 is formed on the other side of the mounting body 30 opposite to the first accommodating groove 31, the cover plate 13 of the female socket 10 is adapted to the shape of the third accommodating groove 37, and the depth of the third accommodating groove 37 is greater than or equal to the distance between the protruding block 14 and the cover plate 13. When the female base 10 is clamped with the mounting body 30, the part from the protruding block 14 to the cover plate 13 on the female base 10 can be accommodated in the third accommodating groove 37, and the cover plate 13 covers the third accommodating groove 37, so that the dustproof effect is achieved, interference between the female base 10 and other parts of the hanging wire lamp can be avoided, and the attractiveness is improved.

The utility model also provides a messenger lamp comprising a messenger lamp rotating bayonet Pin probe electrical connector 100 as described above. The specific structure of the suspended wire lamp is as described above, and is not described herein.

In summary, the utility model provides a suspension wire lamp rotating bayonet Pin probe electrical connector and a suspension wire lamp, wherein the suspension wire lamp rotating bayonet Pin probe electrical connector comprises a female seat, a male seat and an installation body, the female seat comprises a first seat body and an electrical connector positioned at the end part of the first seat body, and at least 2 protruding blocks are arranged on the side surface of the first seat body; the male seat comprises a second seat body and an elastic probe positioned at the end part of the second seat body, and the second seat body is detachably connected with the mounting body; the mounting body is provided with a first containing groove for containing the end part of the male seat with the elastic probe, the bottom of the first containing groove is provided with a through hole, the edge of the through hole is provided with a guide groove corresponding to the convex block and a clamping groove which is spaced from the guide groove by a preset distance, the end part of the first seat body with the electric connector can pass through the through hole so that the electric connector can be abutted with the elastic probe, and the convex block can pass through the guide groove and be clamped into the clamping groove after the first seat body rotates by a preset angle. One of the female seat or the male seat is connected with the lamp, the other is connected with the power supply, when the lamp needs to be installed, one end of the female seat with the electric connector can penetrate through the through hole of the installation body, and the convex block of the female seat penetrates through the guide groove at the edge of the through hole, so that the electric connector is abutted with the elastic probe of the male seat; at this time, the female seat is lightly pressed to overcome the elasticity of the elastic probe, so that the protruding block completely enters the first accommodating groove, and the female seat is rotated (for example, clockwise) by a preset angle, so that the protruding block on the female seat is clamped into the clamping groove of the mounting body, and the female seat and the male seat can be firmly connected; when the lamp needs to be disassembled, the female seat can be pressed lightly to enable the protruding blocks to be separated from the clamping grooves of the mounting body, the female seat is rotated reversely (anticlockwise for example) to enable the protruding blocks to be aligned with the guide grooves, and then the female seat is pulled out. Therefore, the utility model can realize the quick replacement of the lamp, and has simple structure, convenience and practicability.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a rotatory bayonet Pin probe of messenger connects electric connector which characterized in that includes: a female seat, a male seat and a mounting body,

the female seat comprises a first seat body and an electric connector positioned at the end part of the first seat body, and at least 2 convex blocks are arranged on the side surface of the first seat body;

the male seat comprises a second seat body and an elastic probe positioned at the end part of the second seat body, and the second seat body is detachably connected with the mounting body;

a first accommodating groove for accommodating the end part of the male seat with the elastic probe is formed in one side of the mounting body, a through hole is formed in the bottom of the first accommodating groove, a guide groove corresponding to the convex block and a clamping groove which is spaced from the guide groove by a preset distance are formed in the edge of the through hole,

the end part of the first seat body with the electric connector can pass through the through hole so that the electric connector is abutted with the elastic probe, and the protruding block can pass through the guide groove and be clamped into the clamping groove after the first seat body rotates for a preset angle.

2. The connector of claim 1, wherein the male housing further comprises a circuit board coupled to the second housing, the circuit board having a first mounting hole;

the mounting body is provided with a second mounting hole corresponding to the first mounting hole, and the circuit board is detachably connected with the mounting body through screws penetrating through the first mounting hole and the second mounting hole;

the screw comprises a screw rod and a tail part with a larger diameter, a spring is arranged between the tail part and the circuit board, and the spring is sleeved on the screw rod.

3. The connector of claim 1, wherein the predetermined angle is 90 degrees.

4. The connector of claim 2, wherein the mounting body is further provided with a second receiving groove for receiving the circuit board.

5. The connector of claim 2, wherein the bump is a first distance from the electrical connector, the circuit board is a second distance from the end of the spring probe, and the depth of the first receiving slot is less than the sum of the first distance and the second distance.

6. The connector according to claim 1, wherein a third accommodating groove for accommodating the female socket is formed in the other side of the mounting body opposite to the first accommodating groove, and a cover plate adapted to the third accommodating groove is arranged at the other end of the first seat body away from the electrical connector.

7. The connector of claim 6, wherein a depth of the third receiving groove is greater than or equal to a distance between the bump and the cover plate.

8. The connector of claim 1, wherein the through hole is circular, the first housing is cylindrical, and a cross-sectional diameter of the first housing is less than or equal to a diameter of the through hole.

9. The connector of claim 1, wherein the electrical joint comprises an inner core and an outer ring, the inner core and the outer ring being different electrodes.

10. A messenger lamp comprising a messenger lamp rotating bayonet Pin probe electrical connector as claimed in any one of claims 1 to 9.