CN117810780A

CN117810780A - Modular docking station

Info

Publication number: CN117810780A
Application number: CN202410217359.8A
Authority: CN
Inventors: 张良; 沈飞; 杨兴欢; 冯韬; 左飞; 李盛来; 邵继永
Original assignee: Shenzhen Feixuan Electronic Technology Co ltd
Current assignee: Shenzhen Feixuan Electronic Technology Co ltd
Priority date: 2024-02-28
Filing date: 2024-02-28
Publication date: 2024-04-02
Anticipated expiration: 2044-02-28
Also published as: CN117810780B

Abstract

The invention discloses a modular docking station, which comprises a first module, more than one second module and a torsion type interface, wherein the more than one second modules are arranged on one side of the first module in a side-by-side mode, the torsion type interface is arranged on the first module and each second module, an external connector is inserted into the torsion type interface, and the torsion type interface is rotated by rotating the external connector. According to the invention, the external connector can rotate in the circumferential direction at will after being inserted into the connector, the external connector is adjusted to any circumferential position, the expansion connector is contracted in the docking station after being inserted into the external connector in a twisting way, adjacent modules can be automatically separated in a twisting way, the fixed connection state is switched into the flexible connection state, and when the whole docking station is used, the influence of the adjacent connectors on each other due to traction can be reduced, and the use stability is increased.

Description

Modular docking station

Technical Field

The invention relates to a docking station, in particular to a modular docking station.

Background

A docking station is a hardware device for adding a computer port and connecting external devices. It allows a user to connect a plurality of external devices to a computer through one simple connection, thereby significantly improving the work efficiency and interoperability of the devices. Docking stations are commonly used in notebook computers, tablet computers, and some desktop computers to supplement their typically smaller number of interfaces, enabling connection of more peripherals such as displays, keyboards, mice, and various storage devices.

Most of the docking stations on the market currently adopt an integrated structural design, and a plurality of expansion interfaces are configured at the upper ends of the docking stations. When a user is in use, each external connector needs to be inserted into a corresponding expansion interface, after all external connectors are inserted, if some external devices are moved or the positions of the external connectors are changed due to other reasons, the external connectors connected with the expansion dock are pulled, the pulling can directly affect the whole expansion dock, all the external connectors connected with the upper end are pulled at the same time, if the connecting wire length of other external devices is insufficient, the devices are commonly affected due to the pulling of some devices, and the devices and the interfaces can be loosened or damaged, and the connection is interrupted;

the existing expansion interfaces of the docking station are mostly of fixed structures, the external connectors can only be kept at a fixed circumferential angle once inserted into the expansion interfaces, flexibility is lacking, adjustment cannot be carried out according to the actual use direction, and meanwhile, due to the fixity of the expansion interfaces, corresponding adjustment cannot be carried out in the circumferential direction under the condition that external equipment is pulled so as to reduce damage, so that the connectors are more easily damaged;

because the expansion interface and the external joint are exposed in design, dust is easy to accumulate in the later use process, water is easy to enter the interface connection position, and the like, so that the protection performance is poor, the service life of equipment is shortened, and the maintenance difficulty and cost are increased.

Disclosure of Invention

In order to solve the problems, the invention provides a modular docking station, wherein an expansion interface is a torsion interface, separation between adjacent modules is realized by the torsion interface, fixed connection is switched to flexible connection, the influence of pulling on the whole equipment is reduced, the modular docking station has better protection, and a plurality of problems related in the prior art are effectively solved.

The invention is realized by the following technical scheme: a modular docking station, comprising:

the device comprises a first module and more than one second module, wherein the more than one second modules are arranged on one side of the first module in a side-by-side manner, and the second modules and the first module are electrically connected through a flexible flat cable;

a torsion type interface mounted on the first module and each second module, an external joint being inserted into the torsion type interface, the torsion type interface being rotated by rotating the external joint;

the control boards are arranged in the first module and each second module, and each control board is electrically connected with the torsion type interface on the corresponding side through a spring connecting wire;

the module connecting mechanisms are arranged in each second module, and are used for fixedly connecting two adjacent second modules and fixedly connecting the first module with the adjacent second modules;

the torsion driving piece is arranged on the torsion type interface of each second module, when the torsion type interface rotates, the torsion driving piece is driven to be in extrusion contact with the driving surface of the module connecting mechanism, and at the moment, the first module and the second module are switched into a soft connection state from a fixed connection state, or the second module and the second module are switched into a soft connection state from the fixed connection state.

As a preferred technical solution, the module connecting mechanisms each include:

the driving plate is arranged on one side of the torsion driving piece, and when the torsion type interface is in an untwisted state, the torsion driving piece is not contacted with the driving plate, and a clearance cavity is formed;

one end of each hard driving connecting rod is fixedly connected with one side of the driving plate, the other end of each hard driving connecting rod extends into the module at the adjacent side, at the moment, the first module and the second module are fixedly connected, and when the torsional type interface rotates, the driving surface of the driving plate is extruded by the torsional driving piece, the driving connecting rods are contracted into the respective modules, and at the moment, the modules are switched from a fixed connection state to a soft connection state;

and one end of each supporting spring is fixedly connected with the other side of the driving plate, the other end of each supporting spring is fixedly connected with the inner wall surface of the second module, the driving plate is ejected out by the supporting springs, and the driving connecting rods extend into the modules at the adjacent sides.

As an optimized technical scheme, the torsional type connector comprises a fixed screw rod and a movable connecting sleeve, wherein one side of the movable connecting sleeve, which is opposite to the fixed screw rod, is provided with a threaded assembly cavity, one end of the fixed screw rod is threaded into the threaded assembly cavity, the other end of the fixed screw rod is fixedly connected with the inner wall surface of the module, and the torsional driving piece is fixedly arranged on the movable connecting sleeve;

the movable connecting sleeve is fixedly connected with each module, one end of the movable connecting sleeve, which is far away from the fixed screw, is rotationally installed in the supporting sleeve, one end part of the movable connecting sleeve extends out of the supporting sleeve, one end of the movable connecting sleeve extends out of the supporting sleeve to form an interface installation surface, an expansion interface is embedded in the interface installation surface, and the expansion interfaces are electrically connected with control boards on corresponding sides through spring connecting lines.

As the preferable technical scheme, the torsion driving piece comprises a driving main body section and a thinning transition section, wherein the thinning transition section and the driving active section are circumferentially distributed outside the torsion type interface, when the torsion type interface is rotated clockwise, the thinning transition section is contacted with a driving plate in the module connecting mechanism, and the driving main body section is contacted with the driving plate along with the circumferential rotation of the torsion type interface, so that the driving plate moves towards the direction far away from the torsion type interface.

As a preferable technical scheme, a torsion movable cavity is formed between the first module and the second module and between the second module and the second module.

As the preferable technical scheme, between first module and the second module, between second module and the second module by a plurality of flexible coupling sleeve soft connection, every flexible coupling sleeve all corresponds the drive connecting rod setting in the module coupling mechanism, the drive connecting rod all passes flexible coupling sleeve and stretches into in the module of adjacent side, is fixed connection state between module and the module this moment.

As an optimal technical scheme, the flexible connecting sleeves are all made of inelastic cloth woven tubes, two ends of each flexible connecting sleeve are fixedly connected with modules on two sides, and the inside of each flexible connecting sleeve is hollow and forms an insertion channel with openings on two sides;

and the first module and the second module are respectively provided with a positioning jack corresponding to the positions of the insertion channels of the flexible connecting sleeves, and the driving connecting rods in the module connecting mechanisms respectively penetrate through the positioning jacks and the flexible connecting sleeves and extend into the modules on the adjacent sides.

As the preferable technical scheme, the action direction of the positioning jack positioned on the driving connecting rod is set to be in a horn opening shape.

As the preferable technical scheme, a flexible wrapping layer is fixedly arranged between the first module and the second module at the adjacent side and between the second modules, flexible sealing connection between the adjacent modules is completed through the flexible wrapping layer, and the flexible wrapping layer adopts an inelastic cloth weaving layer.

As the preferable technical scheme, wire outlet holes are formed between every two adjacent modules, the flexible flat cables respectively penetrate through the wire outlet holes to be connected with a control board between the adjacent modules, and an input bus is arranged at the input end of the first module.

The beneficial effects of the invention are as follows: 1. according to the invention, the torsional type interface and the module connecting mechanism are arranged, when the external connector of the external device is inserted into the expansion interface, the expansion interface can be twisted in a manner of twisting the external connector, so that the module connecting mechanisms at the corresponding sides are separated, and the adjacent modules can be switched from a fixed connection state to a soft connection state, so that when the external device corresponding to one module is pulled, the module and the adjacent module are switched to the soft connection state, the pulling force can be effectively dispersed, the pulling influence on the whole expansion dock when the external device is pulled is reduced, the connection stability of the external device and the expansion dock is increased, the pulling force at the connection position of the interface is reduced, and the service life of the external connector and the expansion interface is prolonged;

2. the external connector of the external device can be used in any state in the circumferential direction when being inserted into the expansion interface and can be used after being regulated to a required circumferential angle, meanwhile, the expansion interface has freedom degree in the circumferential direction, when the external connector is subjected to the traction force in the circumferential direction, the traction force in the circumferential direction can be reduced in a circumferential torsion mode, and compared with a fixed connection mode, the traction force can be better dispersed, and the service stability and the service life of the connector and the expansion interface are improved;

3. according to the invention, the fixed screw and the movable connecting sleeve can be matched in a mode of twisting the expansion interface, so that when the external connector is inserted into the expansion interface, the expansion interface and the movable connecting sleeve are subjected to circumferential rotation relative to the fixed screw by twisting the external connector, and the movable connecting sleeve is in threaded matching connection with the fixed screw, so that the movable connecting sleeve can be displaced towards the direction of the fixed screw by the circumferential rotation of the expansion interface, the external connector and the expansion interface part are contracted into the module, the external connector and the expansion interface which are used can be better protected, and the use safety is improved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, 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 schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic internal cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;

FIG. 4 is a top view of FIG. 2 in accordance with the present invention;

FIG. 5 is a schematic front cross-sectional view of the present invention;

FIG. 6 is a schematic view of the external connector of the present invention after being twisted by inserting an expansion interface;

FIG. 7 is a partial interior top view of FIG. 6 in accordance with the present invention;

FIG. 8 is an enlarged view of a portion of the invention at B in FIG. 7;

reference numerals illustrate:

1. a first module; 2. a second module; 3. an input bus; 4. a flexible wrapping layer; 5. an expansion interface; 6. an interface mounting surface; 7. a control board; 8. a fixed screw; 9. a movable connecting sleeve; 10. a spring connecting wire; 11. a torsion driver; 12. a driving plate; 13. a support spring; 14. a drive connection rod; 15. a flexible connection sleeve; 16. twisting the movable cavity; 17. positioning the jack; 20. a support sleeve; 100. an external joint; 111. a drive body section; 112. the transition section is thinned.

Detailed Description

All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.

As shown in fig. 1 and fig. 2, the modular docking station of the present invention includes a first module 1 and more than one second module 2, wherein the more than one second modules 2 are arranged on one side of the first module 1 in a side-by-side manner, each second module 2 and each first module 1 are electrically connected through a flexible flat cable, i.e. the first module 1 is located at the leftmost side, and the more than one second modules 2 are sequentially arranged on the right side of the first module 1 side by side, and each module is relatively twisted under the condition of unfixed due to the connection of each module through the flexible flat cable;

the device further comprises a torsion type interface, wherein the torsion type interfaces are arranged on the first module 1 and each second module 2, the external connector 100 is inserted into the torsion type interfaces, the torsion type interfaces on each module can be manually twisted by rotating the external connector 100, so that the positions of the external connectors 100 in the circumferential direction can be manually controlled after the external connectors 100 are inserted into the torsion type interfaces, the required use angle is obtained, and the use can be more flexible;

as shown in fig. 2 and 3, the device further comprises a control board 7, which is disposed in the first module 1 and each second module 2, wherein each control board 7 is electrically connected with the corresponding torsion type interface through a spring connecting wire 10, so that the torsion type interface is not affected by traction of the connecting wire when being twisted, and can be electrically connected with the control board 7 when being twisted;

the docking station further comprises a module connecting mechanism, wherein the module connecting mechanism is arranged in each second module 2, two adjacent second modules 2 are fixedly connected through the module connecting mechanism, the first module 1 is fixedly connected with the adjacent second modules 2, and when the external connector 100 is not inserted normally, the whole docking station is of an integrated fixed structure and is normally carried;

as shown in fig. 3 and 4, the device further comprises a torsion driving member 11, the torsion driving member 11 is mounted on the torsion type interface of each second module 2, when the torsion type interface rotates, the torsion driving member 11 is driven to be in pressing contact with the driving surface of the module connecting mechanism, at this time, the first module 1 and the second module 2 are switched from a fixed connection state to a soft connection state, or the second module 2 and the second module 2 are switched from the fixed connection state to the soft connection state, if the external connector 100 is inserted into one of the second modules 2, if the module on the adjacent side is to be separated from the module in the use state to be changed into the soft connection state, as shown in fig. 6, the second module 2 inserted into the external connector 100 is switched to be in soft connection with the second module 2 on the left side, so that when the second module 2 on the use position is pulled, the second module 2 on the adjacent side is switched to be in soft connection, when the second module 2 on the adjacent side is pulled, the pulling force is reduced by the soft connection, the pulling force is reduced, the influence on other modules on the other positions is ensured, if the modules on the adjacent side are not to be connected normally, and if the external connector 100 is not used, and the external connector is not normally connected.

As shown in fig. 2-5, the module connection mechanisms each include a driving plate 12, the driving plates 12 are mounted on one side of the torsion driving member 11, when the torsion type interface is in an untwisted state, the torsion driving member 11 is not contacted with the driving plates 12 and forms a clearance cavity h, and only when the torsion type interface rotates, the torsion driving member 11 is in pressing contact with the driving plates 12;

the driving device further comprises a plurality of hard driving connecting rods 14, one ends of the hard driving connecting rods are fixedly connected with one side of the driving plate 12, the other ends of the hard driving connecting rods extend into modules at adjacent sides, at the moment, the first module 1 and the second module 2 are fixedly connected with each other, and the second module 2 and the first module 2 are fixedly connected with each other, when the torsional type interface rotates, the driving surface of the driving plate 12 is extruded by the torsional driving piece 11, the plurality of driving connecting rods 14 are contracted into the respective modules, and at the moment, the modules are switched from a fixed connection state to a soft connection state, as shown in fig. 7 and 8;

as shown in fig. 2, the device further comprises a plurality of supporting springs 13, one end of each supporting spring is fixedly connected with the other side of the driving plate 12, the other end of each supporting spring is fixedly connected with the inner wall surface of the second module 2, the driving plate 12 is ejected by the plurality of supporting springs 13, the plurality of driving connecting rods 14 extend into the modules at the adjacent sides, in a normal state, the supporting springs 13 eject the driving plate 12 and the driving connecting rods 14, at the moment, the connecting modes between the modules are fixedly connected, when the supporting springs 13 shrink inwards, the driving plate 12 is extruded by the torsion driving piece 11, the upper driving connecting rods 14 shrink inwards, so that the connection between the modules is changed into a soft connection state, and therefore, the connection state can be switched after the external connector 100 is inserted into the modules and twisted.

As shown in fig. 2, the torsional type connector comprises a fixed screw rod 8 and a movable connecting sleeve 9, one side of the movable connecting sleeve 9 opposite to the fixed screw rod 8 is provided with a threaded assembling cavity, one end of the fixed screw rod 8 is threaded into the threaded assembling cavity, the other end of the fixed screw rod 8 is fixedly connected with the inner wall surface of the module, the torsional driving piece 11 is fixedly arranged on the movable connecting sleeve 9, and because the fixed screw rod 8 and the movable connecting sleeve 9 are in threaded assembling, when the movable connecting sleeve 9 rotates relative to the fixed screw rod 8, the movable connecting sleeve 9 can displace relative to the fixed screw rod 8, and the fixed screw rod 8 is retracted into the movable connecting sleeve 9, so that when the torsional type connector rotates, the movable connecting sleeve 9 can be retracted into the module, and when the external connector 100 is inserted into the torsional type connector, the connector and the external connector 100 can be retracted after the connector is twisted, so that better protection is realized, the waterproof and dustproof effects are improved, and the stability of the docking station in use is increased;

as shown in fig. 2, the device further comprises a support sleeve 20, the support sleeve 20 is fixedly connected with each module, the outer side end of the support sleeve 20 is flush with the outer wall surface of the module, the inner side end of the support sleeve extends towards the inside of the module, the movable connecting sleeve 9 can rotate circumferentially in the support sleeve 20, one end of the movable connecting sleeve 9 far away from the fixed screw 8 is rotatably installed in the support sleeve 20, one end part of the movable connecting sleeve 9 extends out of the support sleeve 20, one end of the movable connecting sleeve extends out of the support sleeve to form an interface installation surface 6, an expansion interface 5 is embedded in the interface installation surface 6, and the expansion interfaces 5 are electrically connected with the control boards 7 on the corresponding sides through spring connecting wires 10.

As shown in fig. 5, the torsion driving part 11 includes a driving main body section 111 and a thinning transition section 112, the thinning transition section 112 and the driving section are circumferentially distributed outside the torsion type interface, when the torsion type interface is rotated clockwise, the thinning transition section 112 contacts with the driving plate 12 in the module connecting mechanism, and along with the circumferential rotation of the torsion type interface, the driving main body section 111 contacts with the driving plate 12, so that the driving plate 12 moves away from the torsion type interface, when the external joint 100 is twisted, the thickness of the thinning transition section 112 gradually increases to finally contact with the driving plate 12, and as the rotation continues, the driving main body section 111 of the torsion driving part 11 finally contacts with the driving plate 12, and as the rotation continues, the driving connecting rod 14 finally contracts inwards, in this embodiment, the outer diameter of the driving main body section 111 is the same, so that once the driving main body section 111 contacts with the driving plate 12, the driving main body section 111 always contacts with the driving plate 12, and the inward contracted state of the driving connecting rod 14 is maintained.

As shown in fig. 4, 5 and 8, a torsion movable cavity 16 is formed between the first module 1 and the second module 2 and between the second module 2 and the second module 2, the gap size of the torsion movable cavity 16 can be set according to requirements, the larger the interval is, the larger the interval between the adjacent modules is, and conversely, the smaller the interval between the adjacent modules can be twisted.

As shown in fig. 8, the first module 1 and the second module 2, and the second module 2 are all flexibly connected by a plurality of flexible connecting sleeves 15, each flexible connecting sleeve 15 is corresponding to a driving connecting rod 14 in the module connecting mechanism, and the driving connecting rods 14 pass through the flexible connecting sleeves 15 and extend into the modules on adjacent sides, and at this time, the modules are in a fixed connection state.

In this embodiment, the flexible connection sleeve 15 is made of inelastic fabric, two ends of the flexible connection sleeve 15 are fixedly connected with the modules at two sides, and the flexible connection sleeve 15 is hollow and forms an insertion channel with two openings at two sides, and is made of fabric, so that the flexible connection sleeve 15 can be bent and deformed at will, has no elasticity, and has a longer service life;

with continued reference to fig. 8, the first module 1 and the second module 2 form a positioning jack 17 at the positions corresponding to the insertion channels of the flexible connection sleeves 15, and the driving connection rods 14 in the module connection mechanism respectively pass through the positioning jack 17 and the flexible connection sleeve 15 and extend into the modules on the adjacent sides, when the driving connection rods 14 extend into the flexible connection sleeve 15, the modules are in a fixed connection state before, and once the driving connection rods 14 are separated from the positioning jacks 17 of the modules on the adjacent sides and are respectively connected with the flexible connection sleeve 15, the adjacent modules are flexibly connected by the flexible connection sleeve 15.

In order to make the driving connection rod 14 better complete the fixed connection of the adjacent modules and achieve better telescopic positioning, in this embodiment, as shown in fig. 8, the movement direction of the positioning jack 17 located on the driving connection rod 14 is set to be in a horn opening shape.

In order to increase overall aesthetic property, a flexible wrapping layer 4 is fixedly installed between the first module 1 and the second module 2 on the adjacent side and between each second module 2, flexible sealing connection between the adjacent modules is completed through the flexible wrapping layer 4, the flexible wrapping layer 4 is an inelastic cloth woven layer, the outer appearance of the cloth woven layer is attractive, the service life of the cloth woven layer is longer, woven cloth with the same color as that of a module shell can be used, and the connection between two sides of the flexible wrapping layer 4 and the modules can be in a fixed bonding mode.

In order to realize the electrical connection between the modules, in this embodiment, wire outlets are all disposed between the adjacent modules, the flexible flat cables respectively pass through the wire outlets to connect with the control board 7 between the adjacent modules, and an input bus 3 is disposed at the input end of the first module 1.

The foregoing is merely illustrative of specific embodiments of the present invention, and the scope of the invention is not limited thereto, but any changes or substitutions that do not undergo the inventive effort should be construed as falling within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. A modular docking station, comprising:

the device comprises a first module (1) and more than one second module (2), wherein the more than one second modules (2) are arranged on one side of the first module (1) in a side-by-side mode, and the second modules (2) and the first module (1) are electrically connected through flexible flat cables;

a torsion interface mounted on the first module (1) and each second module (2), into which an external joint (100) is inserted, the torsion interface being rotated by rotating the external joint (100);

the control boards (7) are arranged in the first modules (1) and each second module (2), and each control board (7) is electrically connected with the torsion type interface on the corresponding side through a spring connecting wire (10);

the module connecting mechanisms are arranged in each second module (2), and are used for fixedly connecting two adjacent second modules (2) and fixedly connecting the first module (1) with the adjacent second modules (2);

the torsion driving piece (11) is arranged on the torsion type interface of each second module (2), when the torsion type interface rotates, the torsion driving piece (11) is driven to be in extrusion contact with the driving surface of the module connecting mechanism, at the moment, the first module (1) and the second module (2) are switched into a soft connection state from a fixed connection state, or the second module (2) and the second module (2) are switched into a soft connection state from the fixed connection state.

2. The modular docking station of claim 1, wherein: the module coupling mechanisms each include:

the driving plate (12) is arranged on one side of the torsion driving piece (11), and when the torsion interface is in an untwisted state, the torsion driving piece (11) is not contacted with the driving plate (12) and a clearance cavity is formed;

one end of each hard driving connecting rod (14) is fixedly connected with one side of the driving plate (12), the other end of each hard driving connecting rod extends into the module at the adjacent side, at the moment, the first module (1) is fixedly connected with the second module (2), the second module (2) is fixedly connected with the second module (2), when the torsional type interface rotates, the driving surface of the driving plate (12) is extruded by the torsional driving piece (11), the driving connecting rods (14) are contracted into the respective modules, and at the moment, the modules are switched from a fixed connection state to a soft connection state;

and one end of each supporting spring (13) is fixedly connected with the other side of the driving plate (12), the other end of each supporting spring is fixedly connected with the inner wall surface of the second module (2), the driving plate (12) is ejected out by the supporting springs (13), and the driving connecting rods (14) extend into the module at the adjacent side.

3. The modular docking station of claim 1, wherein: the torsional type connector comprises a fixed screw (8) and a movable connecting sleeve (9), wherein one side of the movable connecting sleeve (9) opposite to the fixed screw (8) is provided with a thread assembly cavity, one end of the fixed screw (8) is threaded into the thread assembly cavity, the other end of the fixed screw (8) is fixedly connected with the inner wall surface of the module, and a torsional driving piece (11) is fixedly arranged on the movable connecting sleeve (9);

the novel flexible connecting sleeve comprises a supporting sleeve body (20), and is characterized by further comprising the supporting sleeve body (20) fixedly connected with each module, one end of the movable connecting sleeve body (9) far away from a fixed screw rod (8) is rotatably installed in the supporting sleeve body (20), one end part of the movable connecting sleeve body (9) extends out of the supporting sleeve body (20), one extending end of the movable connecting sleeve body extends out of an interface mounting surface (6), an expansion interface (5) is embedded in the interface mounting surface (6), and the expansion interface (5) is electrically connected with a control board (7) on the corresponding side through a spring connecting wire (10).

4. The modular docking station of claim 1, wherein: the torsion driving piece (11) comprises a driving main body section (111) and a thinning transition section (112), the thinning transition section (112) and the driving section are circumferentially distributed outside the torsion type interface, when the torsion type interface is rotated clockwise, the thinning transition section (112) is contacted with a driving plate (12) in the module connecting mechanism, and the driving main body section (111) is contacted with the driving plate (12) along with the circumferential rotation of the torsion type interface, so that the driving plate (12) moves towards the direction far away from the torsion type interface.

5. The modular docking station of claim 1, wherein: a torsion movable cavity (16) is formed between the first module (1) and the second module (2) and between the second module (2) and the second module (2).

6. The modular docking station of claim 1, wherein: the flexible connecting sleeve (15) is flexibly connected between the first module (1) and the second module (2) and between the second module (2) and the second module (2), each flexible connecting sleeve (15) is arranged corresponding to a driving connecting rod (14) in the module connecting mechanism, and the driving connecting rods (14) penetrate through the flexible connecting sleeve (15) and extend into the modules on the adjacent sides, so that the modules are in a fixed connection state.

7. The modular docking station of claim 6, wherein: the flexible connecting sleeve (15) is made of inelastic cloth woven tubes, two ends of the flexible connecting sleeve (15) are fixedly connected with modules at two sides, and an insertion channel with openings at two sides is formed in the flexible connecting sleeve (15) in a hollow mode;

the first module (1) and the second module (2) are respectively provided with a positioning jack (17) at the position corresponding to the insertion channel of the flexible connecting sleeve (15), and the driving connecting rod (14) in the module connecting mechanism respectively penetrates through the positioning jacks (17) and the flexible connecting sleeve (15) and stretches into the module at the adjacent side.

8. The modular docking station of claim 7, wherein: the action direction of the positioning jack (17) positioned on the driving connecting rod (14) is in a horn opening shape.

9. The modular docking station of claim 1, wherein: a flexible wrapping layer (4) is fixedly arranged between each first module (1) and each second module (2) on the adjacent side and between each second module (2), flexible sealing connection between the adjacent modules is completed through the flexible wrapping layer (4), and the flexible wrapping layer (4) adopts an inelastic cloth weaving layer.

10. The modular docking station of claim 1, wherein: wire outlets are formed between every two adjacent modules, the flexible flat cables penetrate through the wire outlets respectively to be connected with a control board (7) between the adjacent modules, and an input bus (3) is arranged at the input end of the first module (1).