Broadcast digital multi-mode receiving and expanding machine

Abstract

The utility model belongs to the technical field of broadcast digital multi-mode receiving and expanding machines, and discloses a broadcast digital multi-mode receiving and expanding machine which comprises a box body, one side of the box body is provided with a wiring board, one side of the wiring board far away from the box body is provided with a plurality of wiring holes, the box body is internally provided with a structural groove, and one side of the wiring board is provided with a wire placing groove. A wire containing box is fixedly connected into the wire containing groove, one end of the wire containing box extends into the structural groove, and a connecting wire is arranged on one side of the wire containing box. According to the device, through cooperative use of the rotating shaft, the heat dissipation groove and the heat dissipation fan, heat dissipation can be effectively carried out on the whole box body, normal use of the broadcast digital multi-mode receiving and amplifying machine is prevented from being affected by overheating, through arrangement of the filter screen, external dust can be effectively prevented from entering the box body to damage internal elements, and the service life of the broadcast digital multi-mode receiving and amplifying machine is prolonged. Through cooperative use of a compression spring, a sponge layer and a protective shell, the box body can be effectively protected, and the broadcast digital multi-mode receiving and expanding machine is prevented from being damaged due to falling or external impact.

Description

Technical Field

[0001] The utility model belongs to the technical field of broadcast digital multi-mode receiver and expander, and more specifically, particularly relates to a broadcast digital multi-mode receiver and expander. Background Art

[0002] A broadcast digital multi-mode receiver / amplifier is a device that integrates multiple broadcast reception and signal processing functions. It can receive and process different types of broadcast signals, such as digital audio broadcasting (DAB), digital video broadcasting (DVB), Internet streaming broadcasting, etc., and convert these signals into audio or video outputs available to users.

[0003] Today's broadcast digital multi-mode receivers are often used in scenarios that require flexible deployment, such as mobile broadcast vehicles and emergency broadcast systems. In this case, the broadcast digital multi-mode receiver is often required to work continuously and intensively outdoors. However, when the broadcast digital multi-mode receiver is used intensively, its components are prone to heat up, which can seriously affect the service life of the broadcast digital multi-mode receiver and even its signal processing performance, causing the broadcast digital multi-mode receiver to be unable to be used normally. In addition, when the emergency broadcast system is used outdoors, its casing can easily fall to the ground or be hit by other external accidents, causing damage to the broadcast digital multi-mode receiver and affecting its emergency broadcasting.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a broadcast digital multi-mode receiver and amplifier is provided to achieve a more practical purpose. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a broadcast digital multi-mode receiver and amplifier, which is achieved by the following specific technical means:

[0006] A broadcast digital multi-mode receiver and expander comprises a box body, a wiring board is arranged on one side of the box body, a plurality of wiring holes are arranged on a side of the wiring board away from the box body, a structural groove is arranged inside the box body, a wire placement groove is arranged on one side of the wiring board, a wire placement box is fixedly connected in the wire placement groove, one end of the wire placement box extends into the interior of the structural groove, a connecting wire is arranged on one side of the wire placement box, the other end of the connecting wire is wound and placed in the wire placement box, an equipment groove is arranged on the side of the box body opposite to the wiring board, a rotating shaft is rotatably connected to one side of the equipment groove, a cooling fan is fixedly connected to the outer side of the rotating shaft, a sponge layer is fixedly connected to the top of the box body and both sides of the adjacent cooling fan, a plurality of compression springs are fixedly connected to the sponge layer, the other ends of the plurality of compression springs are fixedly connected to a protective shell, and first cooling holes are arranged on both sides of the protective shell.

[0007] Furthermore, a receiving module, a decoding module, a control and interface module and an output module are arranged in the structural slot.

[0008] Furthermore, one end of the rotating shaft passes through one side of the equipment slot and extends into the interior of the structural slot. A rotating motor is disposed in the structural slot, and an output end of the rotating motor is transmission-connected to one end of the rotating shaft extending into the structural slot.

[0009] Furthermore, a protective cover is hingedly connected to a side of the wiring board away from the structural groove and located above the wire groove.

[0010] Furthermore, protective covers are provided at the notches of the plurality of wiring holes.

[0011] Furthermore, second heat dissipation holes are opened on both sides of the box body corresponding to the first heat dissipation holes, the second heat dissipation holes are connected to the structural groove, and the positions of the second heat dissipation holes in the structural groove and the notch positions of the equipment groove are fixedly connected with filters.

[0012] Furthermore, an alarm is provided at the top of the box body, and the alarm passes through the protective shell and extends to the outside of the protective shell.

[0013] Furthermore, the protective shell is made of aluminum alloy.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] In the utility model, through the coordinated use of the rotating shaft, the heat dissipation groove and the heat dissipation fan, the heat dissipation of the entire box body can be effectively carried out to prevent the broadcast digital multi-mode receiver and expander from being affected by overheating and affecting normal use. Through the setting of the filter, it can effectively prevent external dust from entering the box body and causing damage to the internal components. Through the coordinated use of the compression spring, the sponge layer and the protective shell, the box body can be effectively protected to prevent the broadcast digital multi-mode receiver and expander from being damaged due to falling or external impact. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a rear cross-sectional schematic diagram of the utility model.

[0018] Figure 3 It is a side sectional schematic diagram of the utility model.

[0019] Figure 4 It is a partial cross-sectional schematic diagram of the anti-collision structure of the utility model.

[0020] Figure 5 It is a partial structural schematic diagram of the heat dissipation hole of the utility model.

[0021] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0022] 1. Box body; 2. Terminal block; 3. Wiring hole; 4. Structural slot; 5. Wire slot; 6. Wire box; 7. Connecting wire; 8. Equipment slot; 9. Rotating shaft; 10. Cooling fan; 11. Sponge layer; 12. Compression spring; 13. Protective shell; 14. First heat dissipation hole; 15. Rotating motor; 16. Protective cover; 17. Protective cover; 18. Second heat dissipation hole; 19. Filter; 20. Alarm. DETAILED DESCRIPTION

[0023] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0024] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] Example:

[0027] As attached Figure 1 To Attachment Figure 5 As shown:

[0028] The utility model provides a broadcast digital multi-mode receiver and expander, comprising a box body 1, a wiring board 2 is arranged on one side of the box body 1, a plurality of wiring holes 3 are arranged on the side of the wiring board 2 away from the box body 1, a structural groove 4 is arranged inside the box body 1, a wire placement groove 5 is arranged on one side of the wiring board 2, a wire placement box 6 is fixedly connected in the wire placement groove 5, one end of the wire placement box 6 extends to the inside of the structural groove 4, a connecting wire 7 is arranged on one side of the wire placement box 6, the other end of the connecting wire 7 is wound and placed in the wire placement box 6, an equipment groove 8 is opened on the side of the box body 1 opposite to the wiring board 2, a rotating shaft 9 is rotatably connected on one side of the equipment groove 8, a cooling fan 10 is fixedly connected on the outer side of the rotating shaft 9, a sponge layer 11 is fixedly connected to the top of the box body 1 and both sides of the adjacent cooling fan 10, a plurality of compression springs 12 are fixedly connected to the sponge layer 11, a plurality of compression springs 12 are fixedly connected to the other ends of the plurality of compression springs 12 are fixedly connected to a protective shell 13, and first cooling holes 14 are opened on both sides of the protective shell 13.

[0029] The structure slot 4 is provided with a receiving module, a decoding module, a control and interface module and an output module.

[0030] Among them, one end of the rotating shaft 9 passes through one side of the equipment slot 8 and extends to the inside of the structural slot 4. A rotating motor 15 is arranged in the structural slot 4. The output end of the rotating motor 15 is transmission-connected with one end of the rotating shaft 9 extending to the structural slot 4. The rotating motor 15 can provide rotational power for the rotating shaft 9 and drive the cooling fan 10 to dissipate heat.

[0031] Among them, a protective cover 16 is hingedly connected to the wiring groove 5 on one side of the terminal block 2 away from the structural groove 4, and the protective cover 16 can protect the wiring groove 5 to prevent dust or water from entering, and prevent the connecting wire 7 in the wiring box 6 from falling out of the wiring groove 5.

[0032] Among them, the notches of the plurality of wiring holes 3 are all provided with protective covers 17 , and the protective covers 17 can protect the wiring holes 3 to prevent dust or water from entering the wiring holes 3 .

[0033] Among them, second heat dissipation holes 18 are opened on both sides of the box body 1 corresponding to the first heat dissipation holes 14, the second heat dissipation holes 18 are connected to the structural groove 4, and the position of the structural groove 4 located at the second heat dissipation holes 18 and the slot position of the equipment slot 8 are fixedly connected with a filter 19, the filter 19 can prevent external dust from entering the structural groove 4 and causing damage to the components.

[0034] Among them, an alarm 20 is arranged at the top of the box body 1, and the alarm 20 passes through the protective shell 13 and extends to the outside of the protective shell 13. The alarm 20 can alarm when a component inside the broadcast digital multi-mode receiver fails, and notify personnel to carry out maintenance.

[0035] Among them, the protective shell 13 is made of aluminum alloy, which has the characteristics of low density, good mechanical properties, good processing performance, non-toxicity, easy recycling, excellent conductivity, heat transfer and corrosion resistance, which greatly improves the protective performance of the protective shell 13 and extends the service life of the broadcast digital multi-mode receiver.

[0036] Working principle of this embodiment: This new type of use, when in use, open the protective cover 16, take out the connecting wire 7 in the wiring box 6 and connect it to the external power supply, and at the same time, according to the required wiring, remove the protective cover 16 of the corresponding wiring hole 3, and connect the wire to the wiring hole 3, then the broadcast digital multi-mode receiver and expander starts to work, and the rotating motor 15 starts to start at this time, and the rotating motor 15 drives the rotating shaft 9 to rotate, and the rotating shaft 9 rotates to drive the cooling fan 10 to rotate, and the cooling fan 10 dissipates heat for the components in the structural slot 4 to prevent the broadcast digital multi-mode receiver and expander from overheating and affecting normal use. The heat will be dissipated through the first heat dissipation hole 14 and the second heat dissipation hole 18. At the same time, the filter 19 can effectively prevent external dust from entering the box body 1 and causing damage to the internal components. When the broadcast digital multi-mode receiver and expander is dropped or hit by the outside, the protective shell 13 will bear the impact force, and then the compression spring 12 will buffer the impact force. At the same time, the sponge layer 11 will further protect the box body 1 to prevent the broadcast digital multi-mode receiver and expander from being damaged due to falling or being hit by the outside.

[0037] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes.

Claims

1. A broadcast digital multi-mode receiver and amplifier, comprising a box body (1), characterized in that: A wiring board (2) is arranged on one side of the box body (1), a plurality of wiring holes (3) are arranged on a side of the wiring board (2) away from the box body (1), a structural groove (4) is arranged inside the box body (1), a wire placement groove (5) is arranged on one side of the wiring board (2), a wire placement box (6) is fixedly connected inside the wire placement groove (5), one end of the wire placement box (6) extends into the interior of the structural groove (4), a connecting wire (7) is arranged on one side of the wire placement box (6), the other end of the connecting wire (7) is wound and placed inside the wire placement box (6), and the box body (1) is provided with a wiring board (2). The box body (1) is provided with a device slot (8) on the side opposite to the wiring board (2), one side of the device slot (8) is rotatably connected to a rotating shaft (9), the outer side of the rotating shaft (9) is fixedly connected to a cooling fan (10), the top of the box body (1) and both sides adjacent to the cooling fan (10) are fixedly connected to a sponge layer (11), the sponge layer (11) is fixedly connected to a plurality of compression springs (12), the other ends of the plurality of compression springs (12) are fixedly connected to a protective shell (13), and first cooling holes (14) are provided on both sides of the protective shell (13).

2. A broadcast digital multi-mode receiver and amplifier as claimed in claim 1, characterized in that: The structural slot (4) is provided with a receiving module, a decoding module, a control and interface module and an output module.

3. A broadcast digital multi-mode receiver and amplifier as claimed in claim 1, characterized in that: One end of the rotating shaft (9) passes through one side of the equipment slot (8) and extends into the interior of the structural slot (4). A rotating motor (15) is arranged in the structural slot (4). The output end of the rotating motor (15) is transmission-connected to one end of the rotating shaft (9) extending into the structural slot (4).

4. A broadcast digital multi-mode receiver and amplifier as claimed in claim 1, characterized in that: A protective cover (16) is hingedly connected to the wiring board (2) at a side away from the structural groove (4) and located above the wire slot (5).

5. A broadcast digital multi-mode receiver and amplifier as claimed in claim 1, characterized in that: The notches of the plurality of wiring holes (3) are all provided with protective covers (17).

6. A broadcast digital multi-mode receiver and amplifier as claimed in claim 1, characterized in that: Second heat dissipation holes (18) are provided on both sides of the box body (1) corresponding to the first heat dissipation holes (14); the second heat dissipation holes (18) are connected to the structural groove (4); and the structural groove (4) is fixedly connected with a filter screen (19) at the position of the second heat dissipation hole (18) and the notch position of the equipment groove (8).

7. A broadcast digital multi-mode receiver and amplifier as claimed in claim 1, characterized in that: An alarm (20) is arranged at the top of the box body (1), and the alarm (20) passes through the protective shell (13) and extends to the outside of the protective shell (13).

8. A broadcast digital multi-mode receiver and amplifier as claimed in claim 1, characterized in that: The protective shell (13) is made of aluminum alloy.

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