CN219696857U - A USB docking station for reducing connection harnesses - Google Patents

Abstract

The utility model discloses a USB (universal serial bus) docking station for reducing connection wire harnesses, and relates to the technical field of USB connection. The utility model relates to a USB (universal serial bus) docking station for reducing connecting wire harnesses, which is characterized by comprising an outer shell, wires and a pipeline assembly, wherein two suckers are symmetrically arranged at the bottom of the outer shell, one side of the outer shell is fixedly provided with a plurality of first connectors, a PCB (printed circuit board) is fixedly arranged in the suckers, one ends of the first connectors are electrically connected with the PCB, one ends of the wires are fixedly connected with one end of the outer shell, the other ends of the wires are fixedly provided with second connectors, one ends of the wires are electrically connected with the PCB, and the other ends of the wires are electrically connected with the second connectors. According to the utility model, the piston assembly is driven by the driving assembly, and the pressure between the sucker and the tabletop is continuously reduced by the piston assembly through the pipeline assembly, so that the device is firmly adsorbed on the tabletop.

Description

A USB docking station for reducing connection harnesses

Technical field

The utility model belongs to the field of USB connection technology, and in particular relates to a USB expansion dock for reducing connection harnesses.

Background technique

A docking station, also known as a port replicator, is an external device designed specifically for computers. By copying or even extending the computer's ports, the computer can be connected to multiple accessories or external devices (such as power adapters, network cables, mice, external keyboards, printers and external monitors) in a convenient one-stop way; external devices can be connected to the computer When making connections, lines and cables are often spread everywhere, which is unsightly in appearance and poses safety risks in function. Therefore, there is a special need for a USB docking station for reducing connection harnesses.

However, the existing devices are usually not fixed and are placed directly on the table. When using them, one hand needs to hold the device and the other hand to hold the connector for insertion. The two hands operate at the same time, which is extremely inconvenient during use. Therefore, A new solution to the above problems is needed.

Utility model content

The purpose of this utility model is to provide a USB docking station for reducing the connection harness, so as to solve the existing problems: existing devices are usually not fixed and are placed directly on the desktop, and one hand is required to hold the device during use. Hold the connector with the other hand and insert it. It is extremely inconvenient to operate with two hands at the same time.

In order to solve the above technical problems, the present utility model is realized through the following technical solutions:

A USB expansion dock for reducing connection harnesses, including an outer shell, wires and pipe components. Two suction cups are symmetrically installed on the bottom of the outer shell. A plurality of first connectors are fixed on one side of the outer shell. A PCB circuit board is fixed inside the suction cup, one end of the first connector is electrically connected to the PCB circuit board, one end of the wire is fixedly connected to one end of the outer shell, and the other end of the wire is fixed with a second connector , one end of the wire is electrically connected to the PCB circuit board, and the other end of the wire is electrically connected to the second connector;

A piston assembly and a driving assembly are fixed inside the outer shell and on one side of the PCB circuit board. The driving assembly is used to drive the piston assembly. The piston assembly is fixedly connected to the suction cup through a pipe assembly.

Further, the driving assembly includes a motor and a reducer, a backing plate is fixed at the other end inside the outer shell, the reducer is fixed on the upper surface of the backing plate, the motor is fixed at one end of the reducer, and the The output end of the reducer is fixed with a screw.

Further, the piston assembly includes a gas cylinder, a fixing plate is symmetrically fixed on the lower surface of the gas cylinder, the gas cylinder is fixed inside the outer shell through the fixing plate, and a limit ring is fixed on one end of the gas cylinder.

Further, the piston assembly further includes an air plug, which is slidably connected inside the air cylinder. A plurality of sealing rings are installed between the air plug and the air cylinder. A push cylinder is fixed at one end of the air plug, so The push cylinder is located inside the air cylinder and is slidingly connected inside the limiting ring. The other end of the push cylinder is rotatably connected to the screw rod through a thread.

Furthermore, a slide groove is provided on the surface of the push cylinder, and a slide block is provided inside the limiting ring at a position corresponding to the slide groove.

Further, the pipeline assembly includes a first air pipe and a second air pipe, one end of the first air pipe is fixedly connected to the other end of the air cylinder, and the other end of the first air pipe is fixedly connected to the middle position of the second air pipe, so The inside of the suction cup is embedded with a fixing block. The suction cup is fixed to the bottom of the outer shell through the fixing block. Both ends of the electric wire are fixedly connected to the fixing block.

Compared with the existing technology, the beneficial effects of this utility model are:

(1) The utility model drives the piston assembly through the driving assembly, and the piston assembly continuously reduces the pressure between the suction cup and the desktop through the pipe assembly, so that the device is firmly adsorbed on the desktop. When in use, only one Just hold the connector with one hand and directly plug it into the first connector, which improves the portability of use.

(2) The utility model uses multiple sealing rings to better maintain the lubricating oil between the air plug and the air cylinder and improve the sealing effect between the air plug and the air cylinder to avoid the loss of lubricating oil after long-term use. It can effectively improve the service life of the equipment due to excessive wear between the sealing ring and the air cylinder.

Description of the drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic diagram of the connection structure inside the outer shell of the utility model;

Figure 3 is a schematic diagram of the connection structure of the suction cup of the present utility model;

Figure 4 is a schematic diagram of the internal connection structure of the air cylinder of the present utility model;

Figure 5 is a schematic diagram of the cross-sectioned connection structure of the push cylinder of the present utility model.

In the drawings, the parts represented by each number are listed as follows:

1. Outer shell; 2. Air cylinder; 3. Suction cup; 4. First connector; 5. Wire; 6. Second connector; 7. Motor; 8. Reducer; 9. Screw; 10. Limit ring; 11. Push cylinder; 12. Backing plate; 13. First air pipe; 14. PCB circuit board; 15. Second air pipe; 16. Fixed block; 17. Air plug; 18. Fixed plate; 19. Sealing ring.

Detailed ways

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. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Referring to Figures 1-5, the utility model is used to disclose a USB docking station for reducing connection harnesses.

For details, please refer to Figure 1-2:

It includes an outer shell 1, wires 5 and pipe components. Two suction cups 3 are symmetrically installed on the bottom of the outer shell 1. The suction cups 3 are used to generate negative pressure between the piston assembly and the desktop, thereby fixing the device on the desktop. The outer shell A plurality of first connectors 4 are fixed on one side of the body 1, and a PCB circuit board 14 is fixed inside the suction cup 3. One end of the first connectors 4 is electrically connected to the PCB circuit board 14, and one end of the wire 5 is connected to the outer shell 1 One end is fixedly connected, and the other end of the wire 5 is fixed with a second connector 6. One end of the wire 5 is electrically connected to the PCB circuit board 14. The PCB circuit board 14 is an existing technology and will not be described in detail here. The other end of the wire 5 is connected to The second connector 6 is electrically connected. When in use, the second connector 6 is plugged into the computer interface, one port is simulated into multiple ports through the PCB circuit board 14, and then the expansion device is connected through the first connector 4. It is a mature existing technology that the PCB circuit board 14 simulates one port into multiple ports. Many products have appeared on the existing market. The principle will not be described in detail here, thereby reducing the connection harness between the expansion device and the computer and avoiding causing problems. The problem of messy wiring harness;

A piston assembly and a driving assembly are fixed inside the outer shell 1 and on one side of the PCB circuit board 14. The driving assembly is used to drive the piston assembly, and the piston assembly is fixedly connected to the suction cup 3 through the pipe assembly;

During use, the piston assembly is driven by the driving assembly, and the piston assembly continuously reduces the pressure between the suction cup 3 and the desktop through the pipe assembly, so that the device is firmly adsorbed on the desktop.

Referring to Figure 2-3, in an embodiment:

The driving assembly includes a motor 7 and a reducer 8. A backing plate 12 is fixed at the other end inside the outer shell 1. The reducer 8 is fixed on the upper surface of the backing plate 12. The motor 7 is fixed at one end of the reducer 8. The output end of the motor 7 It is fixedly connected to the input end of the reducer 8, and the output end of the reducer 8 is fixed with a screw 9. The backing plate 12 is used to adjust the position of the reducer 8 to keep it coaxial with the push cylinder 11, and to increase the distance between the reducer 8 and the push cylinder 11. The stability of the connection of the outer shell 1 thereby increases the stability of the operation of the screw 9;

It can be seen from the above structural design that the motor 7 is used to drive the reducer 8 and drive the screw 9 to rotate. Through the deceleration principle of the reducer 8, the screw 9 can run more smoothly. Through the torque increasing principle of the reducer 8, the screw 9 can be rotated. Obtain greater torque, and the suction cup 3 obtains large suction force through the piston assembly and pipe assembly, so that the device is fixed more firmly;

The piston assembly includes a gas cylinder 2. A fixing plate 18 is symmetrically fixed on the lower surface of the gas cylinder 2. The gas cylinder 2 is fixed inside the outer shell 1 through the fixing plate 18. The fixing plate 18 is used to fix the gas cylinder 2 more firmly to the outer shell 1. To improve the stability of the air cylinder 2 during operation, a limit ring 10 is fixed at one end of the air cylinder 2 .

Referring to Figures 4-5, in an embodiment:

The piston assembly also includes an air plug 17. The air plug 17 is slidingly connected inside the air cylinder 2. A plurality of sealing rings 19 are installed between the air plug 17 and the air cylinder 2. The sealing rings 19 are used to make the air plug 17 and the air cylinder 2 Seal, multiple sealing rings 19 are used to better maintain the lubricating oil between the air plug 17 and the air cylinder 2 and improve the sealing effect between the air plug 17 and the air cylinder 2 to avoid the loss of lubricating oil after long-term use. The problem of reduced air tightness caused by excessive wear between the sealing ring 19 and the air cylinder 2 can effectively improve the service life of the equipment. One end of the air plug 17 is fixed with a push cylinder 11. The push cylinder 11 is located inside the gas cylinder 2 and is slidingly connected. Inside the limit ring 10, the other end of the push cylinder 11 is connected to the screw 9 through thread rotation. The limit ring 10 is used to limit the push cylinder 11. A chute is provided on the surface of the push cylinder 11. The limit ring 10 There is a slider inside corresponding to the position of the chute. The chute and the slider are used to limit the push cylinder 11 to prevent the push cylinder 11 from rotating following the screw 9;

It can be seen from the above structural design that when the screw 9 rotates, it is threadedly connected with the push cylinder 11 to drive the push cylinder 11 and the sealing ring 19 to reciprocate and slide inside the air cylinder 2, thereby performing suction and exhaust;

The pipeline assembly includes a first air pipe 13 and a second air pipe 15. One end of the first air pipe 13 is fixedly connected to the other end of the air cylinder 2, the other end of the first air pipe 13 is fixedly connected to the middle position of the second air pipe 15, and the inside of the suction cup 3 Both are embedded with fixing blocks 16. The suction cup 3 is fixed to the bottom of the outer shell 1 through the fixing block 16. The fixing block 16 is used to increase the strength of the connection between the outer shell 1 and the suction cup 3, effectively increasing the stability of the equipment. The wire 5 Both ends of are fixedly connected with the fixed block 16;

When fixing the device, place the device on the desktop, make the suction cup 3 fit with the desktop, drive the piston assembly through the driving assembly, and inhale air. The airflow passes between the suction cup 3 and the desktop through the first air pipe 13 and the second air pipe. 15 and the fixed block 16 enter the inside of the piston assembly, so that the gas pressure between the suction cup 3 and the desktop is continuously reduced, so that the device is firmly adsorbed on the desktop;

When the device is removed, the piston assembly is driven by the driving assembly to exhaust, so that the pressure between the suction cup 3 and the desktop is restored, so that the device can be easily removed.

In the description of this specification, reference to the terms "one embodiment," "example," "specific example," etc., means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in the invention. In at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiment does not exhaustively describe all the details, nor does it limit the utility model to only specific implementations. Obviously, many modifications and variations are possible in light of the contents of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can better understand and utilize the present invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The USB docking station for reducing connecting wire harnesses is characterized by comprising an outer shell (1), wires (5) and a pipeline assembly, wherein two suckers (3) are symmetrically arranged at the bottom of the outer shell (1), one side of the outer shell (1) is fixedly provided with a plurality of first connectors (4), the inside of each sucker (3) is fixedly provided with a PCB (printed circuit board) 14, one end of each first connector (4) is electrically connected with the PCB (14), one end of each wire (5) is fixedly connected with one end of the outer shell (1), the other end of each wire (5) is fixedly provided with a second connector (6), one end of each wire (5) is electrically connected with the PCB (14), and the other end of each wire (5) is electrically connected with the second connector (6);

the piston assembly is fixed in the outer shell (1) and located on one side of the PCB (14), and the driving assembly is used for driving the piston assembly and is fixedly connected with the sucker (3) through the pipeline assembly.

2. The USB docking station for reducing connection harness according to claim 1, wherein the driving assembly comprises a motor (7) and a decelerator (8), a pad (12) is fixed at the other end of the inside of the outer housing (1), the decelerator (8) is fixed on the upper surface of the pad (12), the motor (7) is fixed at one end of the decelerator (8), and a screw (9) is fixed at the output end of the decelerator (8).

3. The USB docking station for reducing connection harness according to claim 2, wherein the piston assembly comprises an air cylinder (2), a fixing plate (18) is symmetrically fixed on the lower surface of the air cylinder (2), the air cylinder (2) is fixed inside the outer shell (1) through the fixing plate (18), and a limit ring (10) is fixed at one end of the air cylinder (2).

4. A USB docking station for reducing connection harness according to claim 3, characterized in that the piston assembly further comprises an air plug (17), the air plug (17) is slidably connected inside the air cylinder (2), a plurality of sealing rings (19) are installed between the air plug (17) and the air cylinder (2), one end of the air plug (17) is fixed with a pushing cylinder (11), the pushing cylinder (11) is located inside the air cylinder (2) and slidably connected inside the limit ring (10), and the other end of the pushing cylinder (11) is rotatably connected with the screw (9) through threads.

5. The USB docking station for reducing connecting harnesses according to claim 4, wherein a sliding groove is formed in the surface of the pushing barrel (11), and a sliding block is formed in the limit ring (10) at a position corresponding to the sliding groove.

6. The USB docking station for reducing connecting wire harnesses according to claim 5, wherein the pipeline assembly comprises a first air pipe (13) and a second air pipe (15), one end of the first air pipe (13) is fixedly connected with the other end of the air cylinder (2), the other end of the first air pipe (13) is fixedly connected with the middle position of the second air pipe (15), fixing blocks (16) are embedded in the sucker (3), the sucker (3) is fixed at the bottom of the outer shell (1) through the fixing blocks (16), and two ends of the electric wire (5) are fixedly connected with the fixing blocks (16).