CN220830148U - Swing type tolerance connector and tolerance connecting rod - Google Patents

Abstract

The utility model discloses a swinging type tolerance connector and a tolerance connecting rod, which comprise the tolerance connecting rod, wherein floating connecting balls are respectively arranged at two ends of the tolerance connecting rod, each floating connecting ball is formed by distributing a plurality of bending conductor elastic pieces along the circumferential direction, and each bending conductor elastic piece is deformed by inward extrusion force on the wall of an inserting hole when being in butt joint, so that each bending conductor elastic piece has outward elasticity. The utility model aims to provide a swinging tolerance connector and a tolerance connecting rod, which have stable conductive performance and excellent tolerance performance.

Description

Swing type tolerance connector and tolerance connecting rod

Technical Field

The utility model relates to the technical field of connectors, in particular to a swinging tolerance connector and a tolerance connecting rod.

Background

With the development of electronic component technology, the size of the electronic component is more and more miniaturized and modularized, and further, higher requirements are put on the assembly reliability and the transmission stability of the electronic component. The coaxial connector is a connector product with stronger transmission force in the current connector product type, and is widely applied to industries such as power systems, communication networks, financial manufacture, elevators, industrial automation, medical equipment, office equipment, household appliances, military industry manufacture and the like, and generally comprises a male end and a female end which are mutually spliced. However, most of the existing electrical connectors in the market are rigid connection, such as electrical connection type electrical connectors, when the plugging operation is performed, the male end is very easy to deviate from the female end, so that the plugging is difficult, the stability of signal conduction is affected, and the function of the product is abnormal. Thus, a technician is required to solve the above problems.

Disclosure of utility model

The utility model aims to provide a swinging tolerance connector and a tolerance connecting rod, which have stable conductive performance and excellent tolerance performance.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A tolerance connecting rod, including tolerance connecting rod, its characterized in that: the two ends of the tolerance connecting rod are respectively provided with a floating connecting ball head, the floating connecting ball heads are formed by distributing a plurality of bending conductor elastic pieces along the circumferential direction, and each bending conductor elastic piece is deformed by inward extrusion force on the wall of the inserting piece during butt joint, so that each bending conductor elastic piece has outward elasticity.

A tolerance tie rod as described above, characterized by: wherein a part of the bent conductor elastic sheets have large widths along the circumferential direction and are large conductor elastic sheets; the other part of the bending conductor elastic sheet has small width along the circumferential direction and is a small conductor elastic sheet; all large conductor shrapnel circumferential directions are sequentially arranged, a rigid support body is formed after the large conductor shrapnel is pressed to deform inwards and close, a gap is formed between the head end and the tail end of the rigid support body, and small conductor shrapnel circumferential directions are sequentially arranged and located in the gap.

A tolerance tie rod as described above, characterized by: the maximum outer diameter of the large conductor elastic piece is smaller than that of the small conductor elastic piece.

A tolerance tie rod as described above, characterized by: the center included angle corresponding to the rigid support body is larger than 180 degrees.

A tolerance tie rod as described above, characterized by: the tolerance connecting rod is an integrated structure formed by a sheet metal process.

A swinging tolerance connector with said tolerance connecting rod, characterized by: the connector comprises a board end connector and a rear shell end connector, wherein the board end connector and the rear shell end connector are in floating connection through the tolerance connecting rod.

A swinging tolerance connector as described above, characterized by: the rear housing end connector includes:

The rear shell end fixing block is provided with a first containing cavity which is communicated with the rear shell end fixing block up and down;

The rear shell end conductor is positioned in the first accommodating cavity, the lower end of the rear shell end conductor is provided with a welding leg I which downwards extends out of the first accommodating cavity, the upper part of the rear shell end conductor is provided with a sleeve with an opening at the upper end, the inner wall of the first accommodating cavity is provided with a concave cavity, and the sleeve at the upper part of the rear shell end conductor is sleeved in the concave cavity to limit the axial displacement of the rear shell end conductor;

The floating connecting ball head at the lower end of the tolerance connecting rod is elastically abutted in the sleeve of the rear shell end conductor, the tolerance connecting rod upwards extends out of the first accommodating cavity, and a gap I for the tolerance connecting rod to deflect and float is reserved between the rod body of the tolerance connecting rod and the inner wall of the upper part of the first accommodating cavity.

A swinging tolerance connector as described above, characterized by: the board end connector includes:

The plate end fixing block is provided with a second containing cavity, and the second containing cavity penetrates through the plate end fixing block up and down;

the plate end conductor is hollow and is in interference fit with the second accommodating cavity so as to limit the axial displacement of the plate end conductor;

the floating connecting ball head at the upper end of the tolerance connecting rod is elastically abutted against the inner wall of the plate end conductor, and a second clearance for the tolerance connecting rod to swing and float is reserved between the rod body of the tolerance connecting rod and the inner wall of the lower part of the second accommodating cavity.

A swinging tolerance connector as described above, characterized by: the opening at the lower end of the containing cavity is a horn mouth with large outside and small inside.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. The large conductor spring piece is forced to be closed when in butt joint operation, the small conductor spring piece can be inwards bent and deformed to be hidden in a gap between two ends of the head end of the rigid support body when being forced to be closed, and the rigid support body is used for protecting the small conductor spring piece and preventing the small conductor spring piece from being excessively deformed due to extrusion; the large conductor elastic sheet and the small conductor elastic sheet are pressed inwards by circumferential stress during working and elastically abutted with the inner wall of the butt joint hole, so that the electric connection is stable.

2. Because the board end connector and the rear shell end connector are in floating connection through the tolerance connecting rod during tolerance plugging, the tolerance connecting rod realizes axial sliding and circumferential swinging floating connection through the floating connecting ball heads at the upper end and the lower end, and especially when connectors with multiple pins are plugged with each other, the floating design of the floating connecting ball heads at the upper end and the lower end is convenient for tolerance plugging between the upper connector and the lower connector.

Drawings

Fig. 1 is a schematic view of a docking structure in a forward swing state of two connectors in a first embodiment;

FIG. 2 is a schematic view of a mating structure of two connectors according to the first embodiment in a horizontal tolerance state;

FIG. 3 is a schematic view of a mating structure of two connectors in a torsion tolerance state according to the first embodiment;

FIG. 4 is a schematic perspective view of a middle board end connector according to an embodiment;

FIG. 5 is a schematic illustration of a broken-away configuration of a board-end connector according to an embodiment;

FIG. 6 is a cross-sectional view of the internal structure of a mid-board end connector according to one embodiment;

fig. 7 is a schematic perspective view of a rear housing end connector according to the first embodiment;

FIG. 8 is a schematic exploded view of a rear housing end connector according to the first embodiment;

FIG. 9 is a cross-sectional view showing the internal structure of the rear housing end connector according to the first embodiment;

Fig. 10 is a schematic view of a docking three-dimensional structure of two connectors in the second embodiment;

FIG. 11 is a cross-sectional view of the internal structure of the embodiment of FIG. 10;

FIG. 12 is an exploded view of the embodiment of FIG. 10;

Fig. 13 is a schematic diagram illustrating an assembly structure of a middle board end connector and a rear shell end connector according to the second embodiment;

FIG. 14 is a schematic perspective view of the embodiment of FIG. 13;

Fig. 15 is a schematic perspective view of a block at the upper plate end of the middle plate end connector according to the second embodiment;

FIG. 16 is a schematic view of a floating joint ball embodiment in a three-dimensional configuration;

FIG. 17 is a schematic top view of the floating joint ball of FIG. 16 in a natural state;

FIG. 18 is a schematic top view of the floating joint ball of FIG. 16 in a docked compressed state;

FIG. 19 is a schematic view of a second perspective structure of an embodiment of a floating connection ball;

FIG. 20 is a schematic top view of the floating connection ball head of FIG. 19 in a docked compressed state;

FIG. 21 is a schematic top view of a third embodiment of a floating joint ball head in a natural state.

1-A board end connector; 11-plate end fixed block; 111-second cavity, 1110-horn mouth; 1111-counter bore; 112-gap two;

12-board end conductors; 121-second welding leg;

13-an upper end plate;

2-a rear housing end connector; 21-a rear shell end fixing block; 211-front fixed block; 2111-front groove; 212-a rear fixed block; 2121-rear groove; 213-cavity one; 2131-a cavity; 2132-concave; 200-clamping columns; 201-clamping holes;

22-rear shell end conductors; 221-first welding leg; 222-a sleeve; 223-flanging; gap one 214;

23-a rear end plate;

3-tolerance tie bars; 31-floating connecting ball head; 311-large conductor shrapnel; 312-small conductor spring pieces; 313-notch; 314-gap three.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1 to 21, a swinging type tolerance connector includes a board end connector 1 and a rear shell end connector 2, the board end connector 1 and the rear shell end connector 2 being floatingly connected by a tolerance connecting rod 3.

Embodiment one as shown in fig. 1 to 9

The rear housing end connector 2 includes a rear housing end fixing block 21 and a rear housing end conductor 22.

The board-end connector 1 includes a board-end fixing block 11 and a board-end conductor 12. The plate end fixing block 11 is provided with a second cavity 111, and the second cavity 111 penetrates through the plate end fixing block 11 up and down. The plate end conductor 12 is hollow and tubular, and the plate end conductor 12 is in interference fit with the second accommodating cavity 111 so as to limit the axial displacement of the plate end conductor 12. The upper end of the plate end conductor 12 is provided with a second welding leg 121 which extends upwards out of the second accommodating cavity 111, and the second welding leg 121 is bent at right angles and is tightly pressed on the upper end of the plate end fixed block 11; the lower end opening of the second cavity 111 is a horn 1110 with large outside and small inside; the floating connecting ball 31 at the upper end of the tolerance connecting rod 3 can elastically lean against the inner wall of the plate end conductor 12, and a second clearance 112 for the deflection floating of the tolerance connecting rod 3 is reserved between the rod body of the tolerance connecting rod 3 and the inner wall of the lower part of the second accommodating cavity 111.

The rear case end fixing block 21 includes a front fixing block 211 and a rear fixing block 212 which are snap-coupled to each other. The front fixing block 211 is provided with a front groove 2111 on the inner side, the rear fixing block 212 is provided with a rear groove 2121 on the inner side, the front groove 2111 and the rear groove 2121 are in butt joint to form a first containing cavity 213, and the first containing cavity 213 penetrates through the rear shell end fixing block 21 up and down. The inner wall of the middle part of the first containing cavity 213 is provided with a concave cavity 2131, so that the inner space of the first containing cavity 213 is formed into a cavity with two big ends in the middle.

The structure of the snap connection of the front fixing block 211 and the rear fixing block 212 is as follows: the front fixing block 211 and the rear fixing block 212 are respectively provided with a clamping column 200 and a clamping hole 201, the clamping column 200 and the clamping hole 201 are respectively positioned at left and right positions, the clamping column 200 on the front fixing block 211 is horizontally pushed and clamped into the clamping hole 201 on the rear fixing block 212, the clamping column 200 on the rear fixing block 212 is horizontally pushed and clamped into the clamping hole 201 on the front fixing block 211, and the clamping column 200 is in interference fit with the corresponding matching clamping hole 201, so that the front fixing block 211 and the rear fixing block 212 are mutually and fixedly connected in a clamping manner.

The rear shell end conductor 22 is located in the first cavity 213, the upper part of the rear shell end conductor 22 is provided with a sleeve 222 with an opening at the upper end, the sleeve at the upper part of the rear shell end conductor 22 is sleeved in the concave cavity 2131 to limit the axial displacement of the rear shell end conductor 22, and the lower end of the rear shell end conductor 22 is provided with a welding leg first 221 which extends downwards out of the first cavity 213.

The floating connecting ball 31 at the lower end of the tolerance connecting rod 3 is elastically abutted in the sleeve 222 of the rear shell end conductor 22, the tolerance connecting rod 3 upwards extends out of the first containing cavity 213, and a gap 214 for the tolerance connecting rod 3 to swing and float is reserved between the rod body of the tolerance connecting rod 3 and the inner wall of the upper part of the first containing cavity 213.

When the rear shell end fixing block 21 is assembled, the floating connecting ball 31 at the lower end of the tolerance connecting rod 3 is elastically abutted against the sleeve 222 of the rear shell end conductor 22, then the rear shell end conductor 22 is arranged between the front fixing block 211 and the rear fixing block 212, and then the rear shell end conductor 22 is transversely pushed horizontally, so that the front fixing block 211 and the rear fixing block 212 clamp the rear shell end conductor 22 together, the rear shell end conductor 22 and the floating connecting ball 31 therein are limited in the concave cavity 2131 of the first accommodating cavity 213 to float, and the floating connection of the rear shell end conductor 22 and the floating connecting ball 31 at the lower end of the tolerance connecting rod 3 on the rear shell end connector 2 is realized and the floating connecting ball 31 is limited to prevent the falling.

When the board end connector 1 and the rear shell end connector 2 are in butt joint, the floating connecting ball 31 at the upper end of the tolerance connecting rod 3 is inserted into the second cavity 111 upwards through the horn mouth 1110 and further upwards inserted into the board end conductor 12, and at the moment, the floating connecting ball 31 is elastically abutted with the inner wall of the board end conductor 12, so that the floating connection of the board end conductor 12 on the board end connector 1 and the floating connecting ball 31 at the upper end of the tolerance connecting rod is realized.

In the second embodiment shown in FIGS. 10 to 15

In the second embodiment, the plate end fixing block 11 is provided with a second cavity 111, and the second cavity 111 penetrates the plate end fixing block 11 up and down. The upper port of the second cavity 111 is provided with a counter bore 1111, and the inner diameter of the counter bore 1111 is larger than that of the second cavity 111, so that the inner part of the upper port of the second cavity 111 forms a limiting step I.

The plate end conductor 12 is hollow and tubular, the upper end of the plate end conductor 12 is a big end, when the plate end connector 1 is assembled, the plate end conductor 12 is firstly inserted into the accommodating cavity two 111 from top to bottom, the big end of the upper end of the plate end conductor 12 is clamped into the counter bore 1111, the big end of the upper end of the plate end conductor 12 is limited at a limit step and cannot move downwards continuously, then the plate end fixing block 11 is fixed on the upper end plate 13, and the upper end of the plate end conductor 12 is welded with the upper end plate 13 through a welding pin. Because the board end conductor 12 is in interference fit with the second cavity 111, and meanwhile, the big end of the upper end of the board end conductor 12 is limited at the first limit step and cannot move downwards, the board end conductor 12 can be prevented from falling out of the second cavity 111.

In the second embodiment, the rear shell-end connector 2 includes the rear shell-end fixing block 21 and the rear shell-end conductor 22, and the rear shell-end fixing block 21 is fixed to the rear end plate 23.

The rear shell end fixing block 21 is of an integrally formed integral structure, and the rear shell end fixing block 21 is provided with a first containing cavity 213, and the first containing cavity 213 penetrates through the rear shell end fixing block 21 up and down. The upper and lower parts of the first containing cavity 213 are respectively shaft holes with different inner diameters, the aperture of the shaft hole at the lower part of the first containing cavity 213 is larger than that of the shaft hole at the upper part, and a limiting step II is formed between the shaft hole at the lower part of the first containing cavity 213 and the shaft hole at the upper part. The rear shell end conductor 22 is sleeved into the first containing cavity 213 from bottom to top, and the upper end of the rear shell end conductor 22 abuts against the second limiting step to limit the upward axial displacement of the rear shell end conductor 22, so that the rear shell end conductor 22 can be prevented from being separated from the first containing cavity 21.

The lower end of the rear shell end conductor 22 is provided with a welding leg I221 which downwards extends out of the first containing cavity 213, and the welding leg I221 is bent at right angles and is tightly pressed on the lower end of the rear shell end fixing block 21. The lower end of the rear shell end fixing block 21 is provided with a concave position 2132, the first welding leg 221 is horizontally arranged and clamped in the concave position 2132, and the concave position 2132 is positioned for limiting the first welding leg 221.

The floating connecting ball 31 at the lower end of the tolerance connecting rod 3 is elastically abutted in the rear shell end conductor 22, the tolerance connecting rod 3 extends upwards out of the first containing cavity 213, and a first clearance 214 for the deflection and floating of the tolerance connecting rod 3 is reserved between the rod body of the tolerance connecting rod 3 and the inner wall of the upper part of the first containing cavity 213.

In the second embodiment, the lower end of the rear shell end conductor 22 is provided with an inwardly bent flange 223, the flange 223 is staggered with the first welding leg 221 in the circumferential direction, the flange 223 extends toward the center direction, and the flange 223 is used for limiting the downward displacement of the floating connecting ball 31 at the lower end of the connecting rod 3. The floating connection ball 31 at the lower end of the tolerance connecting rod 3 is blocked at the upper side of the folded edge 223 when moving downwards, so that the floating connection ball 31 at the lower end of the tolerance connecting rod 3 is prevented from penetrating downwards through the central hole of the rear shell end conductor 22 to crush the electronic device on the rear end plate 23.

In the second embodiment, when the board end connector 1 and the rear shell end connector 2 are in butt joint, the floating connecting ball 31 at the upper end of the tolerance connecting rod 3 is inserted upwards into the second cavity 111, and the floating connecting ball 31 at the upper end of the tolerance connecting rod 3 can elastically abut against the inner wall of the board end conductor 12, so that the floating connection between the board end conductor 12 on the board end connector 1 and the floating connecting ball 31 at the upper end of the tolerance connecting rod is realized. A second clearance 112 for the deflection and floating of the tolerance connecting rod 3 is reserved between the rod body of the tolerance connecting rod 3 and the inner wall of the lower part of the second accommodating cavity 111.

As shown in fig. 16 to 21, in the embodiment of the present application, the two ends of the tolerance connecting rod 3 are symmetrically provided with the floating connecting balls 31, the floating connecting balls 31 are formed by distributing a plurality of bending conductor elastic pieces along the circumferential direction, and each bending conductor elastic piece is deformed by inward extrusion force to the wall of the inserting hole when being abutted, so that each bending conductor elastic piece has outward elasticity. When the two connectors are plugged and plugged, bending conductor elastic pieces distributed on the circumferences of the two floating connecting balls 31 at the upper end and the lower end of the tolerance connecting rod 3 are inwards deformed by inwards extrusion force of the hole wall, so that each bending conductor elastic piece has outwards elasticity.

The root of the conductor elastic piece is connected with the rod body of the tolerance connecting rod 3 into a whole, the upper part of the conductor elastic piece is outwards bent and deformed, and the outwards bent and deformed parts of the plurality of conductor elastic pieces form a spherical shell-shaped floating connecting ball head 31.

In the embodiment of the present application, a part of the conductor elastic pieces on the floating connection ball 31 have a large width along the circumferential direction, and are large conductor elastic pieces 311; the other part of the conductor dome has a small width along the circumferential direction, which is the small conductor dome 312.

When the large conductor elastic sheet 311 is single, the single large conductor elastic sheet 311 is a rigid support body, a gap 313 is formed between the front end and the rear end of the rigid support body, and the two small conductor elastic sheets 312 are sequentially arranged in the circumferential direction and are located in the gap 313 (as shown in fig. 21).

When there are a plurality of large conductor elastic pieces 311, all the large conductor elastic pieces 311 are sequentially arranged in the circumferential direction, all the large conductor elastic pieces 311 form a rigid support body after being deformed and closed inwards under pressure, a notch 313 is formed between the front end and the rear end of the rigid support body, and a single small conductor elastic piece 312 is arranged in the notch 313 (as shown in fig. 16 to 18) or a plurality of small conductor elastic pieces 312 are sequentially arranged in the circumferential direction and are positioned in the notch 313 (as shown in fig. 19 to 20).

In the embodiment of the application, the central included angle corresponding to the rigid support body is larger than 180 degrees, and the central included angle corresponding to the notch 313 is smaller than 180 degrees. The size of the center included angle corresponding to the notch 313 is preferably suitable for supporting the small conductor spring 312 in an auxiliary manner. For example, the center included angles corresponding to the two large conductor elastic pieces 311 are 130 degrees respectively, and a gap of three 314 is left between the two large conductor elastic pieces 311. The third gap 314 has a small space, and is used for fine-adjusting the outer diameter of the two large conductor elastic sheets 311, the two large conductor elastic sheets 311 are pressed to deform inwards to form a rigid support body after being closed, the central included angle corresponding to the rigid support body is 260 degrees, and the central included angle corresponding to the notch 313 is 100 degrees.

In the embodiment of the present application, the number of the small conductor elastic pieces 312 may be single or multiple, for example, two small conductor elastic pieces 312, the corresponding center included angles of the two small conductor elastic pieces 312 are respectively 40 degrees, and there is enough space between the two small conductor elastic pieces 312, so that the two small conductor elastic pieces 312 can be sequentially arranged in the notch 313, and meanwhile, the two small conductor elastic pieces 312 can be respectively deformed inwards, so that the two small conductor elastic pieces 312 are not mutually abutted when respectively deformed inwards, and the small conductor elastic pieces 312 are convenient to be deformed inwards.

In the embodiment of the present application, the maximum outer diameter of the large conductor spring 311 is smaller than the maximum outer diameter of the small conductor spring 312. The design of the structure enables the small conductor spring piece 312 to keep elastic abutting with the inner wall of the butt hole during butt joint, so as to enhance the stability of electrical connection.

During butt joint, the two large conductor elastic pieces 311 form a rigid support body when being forced to be closed, and the small conductor elastic pieces 312 can be inwards bent and deformed to be hidden in a gap between two ends of the head end of the rigid support body when being forced to be closed, so as to protect the small conductor elastic pieces 312 and prevent the small conductor elastic pieces 312 from being excessively deformed due to extrusion; the large conductor spring piece 311 and the small conductor spring piece 312 are pressed inwards by circumferential force during working and elastically abutted with the inner wall of the butt joint hole.

In the embodiment of the application, the tolerance connecting rod is of an integrated structure formed by a sheet metal process, and the structure is simple and convenient to assemble and use.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims (9)

1. Tolerance connecting rod, comprising a tolerance connecting rod (3), characterized in that: the two ends of the tolerance connecting rod (3) are respectively provided with a floating connecting ball head (31), the floating connecting ball heads (31) are formed by distributing a plurality of bending conductor elastic pieces along the circumferential direction, and each bending conductor elastic piece is deformed by inward extrusion force on the wall of the plug-in unit hole when being butted, so that each bending conductor elastic piece has outward elasticity.

2. A tolerance tie rod according to claim 1, wherein: part of the bent conductor elastic sheets have large widths along the circumferential direction and are large conductor elastic sheets (311); the other part of the bent conductor elastic sheet is small in width along the circumferential direction and is a small conductor elastic sheet (312); all large conductor shrapnel (311) are arranged in sequence in the circumferential direction, a rigid support body is formed after the large conductor shrapnel is deformed and closed inwards under pressure, a gap (313) is formed between the head end and the tail end of the rigid support body, and the small conductor shrapnel are arranged in sequence in the circumferential direction and are positioned in the gap (313).

3. A tolerance tie rod according to claim 2, wherein: the maximum outer diameter of the large conductor elastic piece (311) is smaller than the maximum outer diameter of the small conductor elastic piece (312).

4. A tolerance tie rod according to claim 2, wherein: the center included angle corresponding to the rigid support body is larger than 180 degrees.

5. A tolerance tie rod according to claim 2, wherein: the tolerance connecting rod (3) is an integrated structure formed by a sheet metal process.

6. A swinging tolerance connector with the tolerance connecting rod of claim 2, characterized by: the connector comprises a board end connector (1) and a rear shell end connector (2), wherein the board end connector (1) and the rear shell end connector (2) are connected in a floating mode through the tolerance connecting rod (3).

7. The swinging tolerance connector of claim 6, wherein: the rear shell end connector (2) includes:

The rear shell end fixing block (21), the rear shell end fixing block (21) is provided with a first containing cavity (213), and the first containing cavity (213) penetrates through the rear shell end fixing block (21) up and down;

The rear shell end conductor (22), the rear shell end conductor (22) is located in the first containing cavity (213), a welding leg I (221) extending downwards out of the first containing cavity (213) is arranged at the lower end of the rear shell end conductor (22), a sleeve (222) with an upper end opening is arranged at the upper part of the rear shell end conductor (22), a concave cavity (2131) is formed in the inner wall of the first containing cavity (213), and the sleeve (222) at the upper part of the rear shell end conductor (22) is sleeved in the concave cavity (2131) to limit the axial displacement of the rear shell end conductor (22);

The floating connecting ball head (31) at the lower end of the tolerance connecting rod (3) is elastically abutted in the sleeve (222) of the rear shell end conductor (22), the tolerance connecting rod (3) upwards extends out of the first accommodating cavity (213), and a first gap (214) for the deflection and floating of the tolerance connecting rod (3) is reserved between the rod body of the tolerance connecting rod (3) and the inner wall of the upper part of the first accommodating cavity (213).

8. The swinging tolerance connector of claim 6 or 7, wherein: the board end connector (1) includes:

The plate end fixing block (11), the plate end fixing block (11) is provided with a second containing cavity (111), and the second containing cavity (111) penetrates through the plate end fixing block (11) up and down;

The plate end conductor (12), the plate end conductor (12) is in a hollow tube shape, and the plate end conductor (12) is in interference fit with the second accommodating cavity (111) so as to limit the axial displacement of the plate end conductor (12);

The floating connecting ball head (31) at the upper end of the tolerance connecting rod (3) is elastically abutted against the inner wall of the plate end conductor (12), and a gap II (112) for the deflection and floating of the tolerance connecting rod (3) is reserved between the rod body of the tolerance connecting rod (3) and the inner wall of the lower part of the second accommodating cavity (111).

9. The swinging tolerance connector of claim 8, wherein: the lower end opening of the second containing cavity (111) is a horn mouth with large outside and small inside.