Signal source spread spectrum device

Abstract

The utility model belongs to the technical field of spread spectrum technology, and particularly relates to a signal source spread spectrum device, which comprises an outer shell, an accommodating cavity is arranged on the upper side of the outer shell, an installation fixing frame is movably arranged at the bottom of the inner side of the accommodating cavity, and decompression springs are fixedly connected to the peripheral side walls of the accommodating cavity. The ends, away from the peripheral side walls of the containing cavity, of the pressure reducing springs are fixedly connected with the outer side wall of the mounting fixing frame, the front side wall and the rear side wall of the outer shell are fixedly connected with wire connectors, and power connection wires are fixedly arranged between the front side wall and the rear side wall of the containing cavity and the outer side wall of the mounting fixing frame. The device is used for solving the problems that an existing device cannot timely discharge accumulated heat, so that the device is damaged, the device is fragile, the vibration buffering capacity is poor, and the internal structure of the device is easily affected by external vibration; most existing devices are of fixed structures, the orientation of the devices cannot be changed, and the spread spectrum effect of signals is poor.

Description

Technical Field

[0001] The utility model relates to the technical field of spectrum spread technology, in particular to a signal source spectrum spreader. Background Art

[0002] A signal source spreader is a device that uses spread spectrum technology to improve the signal's anti-interference ability and transmission distance. Its working principle is achieved through steps such as signal modulation, spread spectrum, transmission, reception and despreading. By spreading the signal, the signal's spectrum width becomes larger, thereby improving the signal's anti-interference ability and transmission distance. The signal source spreader has important application value in wireless communications and can improve the reliability and stability of communications. With the continuous development of wireless communication technology, the application prospects of the signal source spreader will be broader.

[0003] When the existing device is in use, a large amount of heat will be generated due to high-frequency operation. If it cannot be discharged in time, it will cause damage to the device. In addition, the device is relatively fragile and has poor vibration buffering ability. The internal structure of the device is easily affected by external vibration. Most of the existing devices are fixed structures, and the direction of the device cannot be changed, and the signal spreading effect is poor. Utility Model Content

[0004] The purpose of the utility model is to provide a signal source spectrum expander to solve the problems mentioned in the above background technology that the existing devices cannot discharge the accumulated heat in time, resulting in damage to the device, the device is relatively fragile, the buffering ability for vibration is poor, and the internal structure of the device is easily affected by external vibration; the existing devices are mostly fixed structures, the direction of the device cannot be changed, and the signal spectrum expansion effect is poor.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a signal source spectrum expander, comprising an outer shell, an accommodating cavity is opened on the upper side of the outer shell, an installation and fixing frame is movably provided at the bottom of the inner side of the accommodating cavity, the four side walls of the accommodating cavity are fixedly connected with a decompression spring, one end of the decompression spring away from the four side walls of the accommodating cavity is fixedly connected to the outer side wall of the installation and fixing frame, the front and rear side walls of the outer shell are fixedly connected with a wire connector, power connection wires are fixedly provided between the front and rear side walls of the accommodating cavity and the outer side wall of the installation and fixing frame, contact interfaces are fixedly provided on the front and rear side walls inside the installation and fixing frame, a spectrum expander signal transmitting body is movably installed on the inner side of the installation and fixing frame, a signal transmitting net is fixedly embedded on the upper side of the spectrum expander signal transmitting body, power connection connectors are symmetrically provided on the front and rear sides of the lower side of the spectrum expander signal transmitting body, and a closed cover plate is movably clamped on the upper side of the outer shell.

[0006] Preferably, the electrical connector corresponds to the contact interface, and the upper side of the spectrum expander signal transmitting body is in contact with the lower side of the closed cover.

[0007] Preferably, the wire connector is fixedly connected to the power connection wire, the contact interface is fixedly connected to an end of the power connection wire away from the wire connector, and the contact interface is in contact with the bottom of the inner side of the accommodating cavity.

[0008] Preferably, a heat dissipation hole is provided at the bottom of the inner side of the accommodating cavity, a heat dissipation fan is embedded on the left side of the outer shell, and the heat dissipation hole and the heat dissipation fan are fixedly connected via an air duct.

[0009] Preferably, a screw hole is provided on the upper side of the outer shell, and a fixing hole is provided through the upper side of the closing cover plate, and the screw hole corresponds to the fixing hole.

[0010] Preferably, a support column is hinged on the lower side of the outer shell, a support base is fixedly connected to the lower side of the support column, an electric push rod is fixedly connected to the four corners of the upper side of the support base, and the upper side of the electric push rod is hinged to the lower side of the outer shell.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1) When the device is in use, the signal transmitter body of the spectrum expander is installed on the inner side of the mounting and fixing frame, and the power connector is engaged with the contact interface. Then, after the support base is installed at the position where the spectrum expansion is required, the external power supply is connected to the device through the wire connector. At this time, the device generates heat due to use, and the heat dissipation fan is started to draw out and discharge the heat generated in the device through the heat dissipation pores, so that the temperature inside the device is kept stable. When the device vibrates, the pressure relief spring can buffer and compensate the vibration, and the residual vibration after buffering acts on the mounting and fixing frame, avoiding direct action on the signal transmitter body of the spectrum expander. This design greatly increases the heat dissipation and shock absorption effects of the device.

[0013] 2) When the device needs to be adjusted in direction and the signal needs to be transmitted in a directional manner, the hinged electric push rod is adjusted to adjust the extension amount of the telescopic end, and the two electric push rods for adjusting the direction position are adjusted to tilt the device, and the signal transmission network of the device is directed toward the desired position for signal spread spectrum transmission. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the structure of the outer shell from a top view;

[0016] Figure 3 It is a schematic diagram of the main structure of the closed cover;

[0017] Figure 4 It is a schematic diagram of the closed cover plate structure when viewed from above.

[0018] In the figure: 1. outer shell, 2. accommodating cavity, 3. mounting frame, 4. pressure relief spring, 5. wire connector, 6. power wire, 7. contact interface, 8. signal transmitter body of the expander, 9. signal transmitting network, 10. power connector, 11. closed cover, 12. heat dissipation vents, 13. heat dissipation fan, 14. screw hole, 15. fixing hole, 16. support column, 17. support base, 18. electric push rod. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] Example:

[0022] See also Figure 1-4 The utility model provides a technical solution: a signal source spectrum expander, including an outer shell 1, an accommodating chamber 2 is opened on the upper side of the outer shell 1, and a mounting frame 3 is movably arranged at the bottom of the inner side of the accommodating chamber 2. The residual vibration after being buffered acts on the mounting frame 3, avoiding direct action on the signal transmitting body 8 of the spectrum expander. The side walls of the accommodating chamber 2 are fixedly connected with a decompression spring 4, and the decompression spring 4 can buffer and compensate for the vibration. One end of the decompression spring 4 away from the side walls of the accommodating chamber 2 is fixedly connected to the outer wall of the mounting frame 3, and the front and rear side walls of the outer shell 1 are fixedly connected with a wire connection Head 5, the external power supply is connected to the device through the wire connector 5, a power connection wire 6 is fixedly arranged between the front and rear side walls of the accommodating cavity 2 and the outer side wall of the mounting and fixing frame 3, the front and rear side walls inside the mounting and fixing frame 3 are fixedly arranged with contact interfaces 7, a spectrum expander signal transmitting body 8 is movably installed on the inside of the mounting and fixing frame 3, the spectrum expander signal transmitting body 8 is installed on the inner side of the mounting and fixing frame 3, a signal transmitting network 9 is fixedly embedded on the upper side of the spectrum expander signal transmitting body 8, and power connection connectors 10 are symmetrically arranged on the front and rear sides of the lower side of the spectrum expander signal transmitting body 8, and a closed cover plate 11 is movably connected to the upper side of the outer shell 1.

[0023] Among them, the power connector 10 corresponds to the contact interface 7, and the power connector 10 and the contact interface 7 are connected to power the device, the upper side of the spectrum expander signal transmitting body 8 is fitted with the lower side of the closed cover 11, the wire connector 5 is fixedly connected to the power wire 6, the contact interface 7 is fixedly connected to the end of the power wire 6 away from the wire connector 5, the contact interface 7 is fitted with the bottom of the inner side of the accommodating cavity 2, and a heat dissipation hole 12 is opened at the bottom of the inner side of the accommodating cavity 2. A heat dissipation fan 13 is embedded on the left side of the outer shell 1, and the heat dissipation hole 12 is fixedly connected to the heat dissipation fan 13 through an air duct. The heat generated in the device is extracted and discharged from the device through the heat dissipation hole 12, and the outer shell 1 A screw hole 14 is provided on the upper side, and a fixing hole 15 is provided on the upper side of the closed cover plate 11, and the screw hole 14 corresponds to the fixing hole 15. A support column 16 is hinged on the lower side of the outer shell 1, and a support base 17 is fixedly connected to the lower side of the support column 16. Electric push rods 18 are fixedly connected to the upper four corners of the support base 17. The upper side of the electric push rod 18 is hinged to the lower side of the outer shell 1. When the device needs to be steered and the signal is transmitted in a directional manner, the hinged electric push rod 18 adjusts the telescopic amount of the telescopic end, and the two electric push rods 18 for adjusting the directional position are adjusted to tilt the device, and the signal transmitting network 9 of the device is directed toward the desired position for signal spread spectrum transmission.

[0024] Working principle: When the device is used, the signal transmitter body 8 of the spectrum expander is installed on the inner side of the mounting and fixing frame 3, and the power connector 10 is engaged with the contact interface 7. Then, after the support base 17 is installed at the position where the spectrum expansion is required, the external power supply is connected to the device through the wire connector 5. At this time, the device generates heat due to use, and the heat dissipation fan 13 is started to allow the heat generated in the device to be extracted and discharged from the device through the heat dissipation pores 12, so that the temperature inside the device is kept stable. When the device vibrates, the pressure relief spring 4 can buffer and compensate the vibration, and the residual vibration after buffering acts on the mounting and fixing frame 3, avoiding direct action on the signal transmitter body 8 of the spectrum expander. When it is necessary to adjust the steering of the device and transmit the signal in a directional manner, the hinged electric push rod 18 adjusts the telescopic amount of the telescopic end, and adjusts the two electric push rods 18 for adjusting the direction position to tilt the device, and the signal transmission network 9 of the device is directed to the required position for signal spectrum expansion transmission.

[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model, and any figure marks in the claims should not be regarded as limiting the claims involved.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A signal source spectrum expander, comprising an outer shell (1), characterized in that: The upper side of the outer shell (1) is provided with a accommodating chamber (2), the bottom of the inner side of the accommodating chamber (2) is movably provided with a mounting frame (3), the surrounding side walls of the accommodating chamber (2) are fixedly connected with a pressure relief spring (4), one end of the pressure relief spring (4) away from the surrounding side walls of the accommodating chamber (2) is fixedly connected to the outer side wall of the mounting frame (3), the front and rear side walls of the outer shell (1) are fixedly connected with a wire connector (5), the front and rear side walls of the accommodating chamber (2) and the outer side wall of the mounting frame (3) are fixedly connected. An electric connection wire (6) is fixedly arranged between the side walls, and contact interfaces (7) are fixedly arranged on the front and rear side walls inside the installation and fixing frame (3). A spectrum expander signal transmitting body (8) is movably installed inside the installation and fixing frame (3), a signal transmitting network (9) is fixedly embedded on the upper side of the spectrum expander signal transmitting body (8), and an electric connection connector (10) is symmetrically arranged on the front and rear sides of the lower side of the spectrum expander signal transmitting body (8), and a closed cover plate (11) is movably clamped on the upper side of the outer shell (1).

2. A signal source spectrum expander according to claim 1, characterized in that: The electrical connector (10) corresponds to the contact interface (7), and the upper side of the spectrum expander signal transmitting body (8) is in contact with the lower side of the closed cover plate (11).

3. A signal source spectrum expander according to claim 1, characterized in that: The wire connector (5) is fixedly connected to the power connection wire (6), the contact interface (7) is fixedly connected to an end of the power connection wire (6) away from the wire connector (5), and the contact interface (7) is in contact with the bottom of the inner side of the accommodating cavity (2).

4. A signal source spectrum expander according to claim 1, characterized in that: A heat dissipation hole (12) is provided at the bottom of the inner side of the accommodating cavity (2), a heat dissipation fan (13) is embedded on the left side of the outer shell (1), and the heat dissipation hole (12) and the heat dissipation fan (13) are fixedly connected via an air duct.

5. The signal source spectrum expander according to claim 1, characterized in that: The upper side of the outer shell (1) is provided with a screw hole (14), and the upper side of the closing cover plate (11) is provided with a fixing hole (15) penetrating therethrough, and the screw hole (14) corresponds to the fixing hole (15).

6. A signal source spectrum expander according to claim 1, characterized in that: The lower side of the outer shell (1) is hinged with a support column (16), the lower side of the support column (16) is fixedly connected to a support base (17), the upper four corners of the support base (17) are fixedly connected to electric push rods (18), and the upper side of the electric push rods (18) is hinged to the lower side of the outer shell (1).

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