CN212231644U

CN212231644U - Communication terminal set-top box

Info

Publication number: CN212231644U
Application number: CN201922323314.6U
Authority: CN
Inventors: 陈向群
Original assignee: Shaanxi Junzheng Education Technology Co ltd
Current assignee: Shaanxi Junzheng Education Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-12-25
Anticipated expiration: 2029-12-20

Abstract

The utility model provides a communication terminal STB, comprises a box bod, the inside cavity structure that is of box body, the installing port has been seted up to the box body rear end, it has the bracket to alternate in the installing port, be fixed with the components and parts mounting panel on the bracket, just box body top surface center department installs heat abstractor, heat abstractor is including circular protection housing, link up from top to bottom circular protection housing, circular protection housing bottom is equipped with the screw thread go-between, the screw thread go-between runs through the box body top is and passes through threaded connection, circular protection housing internally mounted has cooling fan, the box body bottom corresponds it inlays there is the net thermovent to run through under cooling fan's the perpendicular. The utility model discloses a radiator fan during operation absorbs outside air inflow inside the box body, sees off the inside heat of box body from the net thermovent of bottom, carries out high-efficient heat dissipation to electronic component on the components and parts mounting panel, has improved electronic component's work efficiency and life.

Description

Communication terminal set-top box

Technical Field

The utility model relates to a technical field of communication STB specifically is a communication terminal STB.

Background

A digital video converter Box (Set Top Box), abbreviated STB, is a device that connects a television Set to an external signal source, commonly referred to as a Set-Top Box or Set-Top Box. Inside components and parts installation all were fixed in the box body to inside current communication STB, electronic component will produce a large amount of heats when using, and the heat radiation structure of most STB is dispelled the heat for seting up a plurality of louvres, leads to the heat sparse effect poor, causes the inside high temperature of box body, has influenced electronic component's work efficiency and life to communication signal's transmission has brought unstable factor.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a communication terminal set-top box for solve the technical problem who proposes in the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a communication terminal set-top box comprises a box body, wherein the interior of the box body is of a cavity structure, the rear end of the box body is provided with a mounting port, a bracket is inserted in the mounting port and comprises a baffle, sliding rods are symmetrically fixed on two sides of the side wall of the baffle, the bottom of the inner wall between the two sliding rods is in hot melting connection with mounting bars, component mounting plates are fixed on the two mounting bars, a heat dissipation device is arranged at the center of the surface of the top of the box body and comprises a circular protective cover shell, the circular protective cover shell is vertically communicated, a threaded connection ring is arranged at the bottom of the circular protective cover shell, the threaded connection ring penetrates through the top of the box body and is in threaded connection with the top of the box body, a dustproof net is arranged at the opening of the top of the circular protective cover shell, a cross reinforcing rib is, the central part of the cross reinforcing rib is close to one side of the box body, a heat radiation fan is fixed on one side of the box body, and the bottom of the box body corresponds to the position under the heat radiation fan and is penetrated and embedded with a grid heat radiation opening.

Furthermore, the box body front end is the arc, the signal interface has been seted up to the box body front end, it has the transparent dustproof piece of arc to inlay in the signal interface.

Furthermore, the inside bilateral symmetry of box body is equipped with the spout, two the slide bar block respectively locate two be sliding connection in the spout.

Furthermore, threaded fixing holes are symmetrically formed in the upper ends of the two sliding grooves, fixing screws penetrate through the head portions of the two sides of the baffle plate corresponding to the two threaded fixing holes, and the two fixing screws are matched with the two threaded fixing holes.

Furthermore, a plurality of ventilation holes are formed in the component mounting plate close to one end of the baffle side by side, and the spacing distance between the component mounting plate and the inner wall of the front end of the box body is 1-1.5 cm.

Furthermore, four apex angle departments of box body bottom are provided with the rubber supporting pad one by one, the center department that the box body bottom is close to the rear end edge is provided with the peg groove.

Furthermore, a plurality of linear anti-skid stripes are sequentially arranged on the outer circumferential wall of the circular protective housing at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that:

one of the two heat dissipation devices is arranged at the top of the box body, the circular protective housing of the heat dissipation device is in threaded connection with the box body through the threaded connection ring at the bottom, the heat dissipation device is convenient to disassemble and clean, the dustproof net and the cross reinforcing ribs are arranged at the opening at the top of the circular protective housing, the heat dissipation fan on the cross reinforcing ribs is protected, the heat dissipation fan absorbs external air to flow into the box body when working, the heat inside the box body is sent out from the grid heat dissipation port at the bottom of the box body, the circulation of air inside the box body is realized, the heat dissipation is carried out on the electronic element on the component mounting plate, a better heat dissipation effect is achieved, the working efficiency and the service life of the electronic element are improved, and the stability of communication signals is;

and secondly, the utility model discloses a components and parts mounting panel is installed on the bracket, can move in the activity that shifts out with the help of baffle and two slide bars on the bracket in box body inside, has made things convenient for dismantlement maintenance and the cleaning work to inside electronic component, and regular cleanness can make electronic component keep good operating condition, further improvement work efficiency and life.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the bottom structure of the box body of the present invention;

FIG. 3 is a plan view of the rear end structure of the case body of the present invention;

fig. 4 is a schematic structural view of the heat dissipation device of the present invention;

fig. 5 is a schematic view of the structure of the bracket and the component mounting plate of the present invention.

In the figure: 1. a box body; 11. a signal interface; 11a, an arc-shaped transparent dustproof sheet; 12. an installation port; 13. a chute; 14. a threaded fixing hole; 15. a grid heat dissipation port; 16. a rubber support pad; 17. a nail hanging groove; 2. a heat sink; 21. a circular protective housing; 21a, a threaded connecting ring; 21b, a dust screen; 21c, cross reinforcing ribs; 21d, a straight anti-skid stripe; 22. a heat radiation fan; 3. a bracket; 31. a baffle plate; 31a, a fixing screw; 32. a slide bar; 32a, mounting bars; 33. a component mounting plate; 33a, vent holes.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, a communication terminal set-top box comprises a box body 1, the box body 1 is a cavity structure, the rear end of the box body 1 is provided with a mounting port 12, a bracket 3 is inserted into the mounting port 12, the bracket 3 comprises a baffle 31, sliding rods 32 are symmetrically fixed on two sides of the side wall of the baffle 31, a mounting bar 32a is connected to the bottom of the inner wall between the two sliding rods 32 in a hot melting manner, a component mounting plate 33 is fixed on the two mounting bars 32a, a heat dissipation device 2 is installed at the center of the top surface of the box body 1, the heat dissipation device 2 comprises a circular protective cover 21, the circular protective cover 21 is vertically through, a threaded connection ring 21a is arranged at the bottom of the circular protective cover 21, the threaded connection ring 21a penetrates through the top of the box body 1 and is connected through threads, a dustproof net 21b is arranged at the opening at the top of the circular, be provided with cross strengthening rib 21c in the dust screen 21b, dust screen 21b with cross strengthening rib 21c hot melt is connected, cross strengthening rib 21c center department is close to 1 one side of box body is fixed with

radiator fan

22, 1 bottom of box body corresponds run through under radiator fan 22's the perpendicular and inlay and have net thermovent 15, four apex angle departments in 1 bottom of box body are provided with rubber support pad 16 one by one, and the net thermovent 15 of the bottom of being convenient for dispels the heat and ventilates, 1 bottom of box body is close to the center department of rear end edge and is provided with peg groove 17 for box body 1 can keep flat and also can hang and put.

Referring to fig. 1 and 2, the front end of the box body 1 is arc-shaped, the front end of the box body 1 is provided with a signal interface 11, and an arc-shaped transparent dustproof sheet 11a is embedded in the signal interface 11. In this embodiment, the transparent arc-shaped dust-proof piece 11a is embedded in the signal docking port 11, so that a better connection effect can be achieved when the receiver inside the docking port is remotely controlled, and the transparent arc-shaped dust-proof piece 11a can be detached and replaced if the transparent arc-shaped dust-proof piece is accidentally damaged.

Referring to fig. 3 and 5, sliding grooves 13 are symmetrically formed in two sides of the interior of the box body 1, and the two sliding rods 32 are respectively clamped in the two sliding grooves 13 to be in sliding connection. In this embodiment, the sliding connection between the two sliding rods 32 and the two sliding grooves 13 facilitates the drawing and inserting of the entire bracket (3) in the case 1.

Referring to fig. 3 and 5 again, threaded fixing holes 14 are symmetrically formed in the upper ends of the two sliding grooves 13, fixing screws 31a are inserted into the heads of the two sides of the baffle plate 31 corresponding to the two threaded fixing holes 14, and the two fixing screws 31a are engaged with the two threaded fixing holes 14. In this embodiment, the two fixing screws 31a are engaged with the two fixing screws 31a on both sides of the baffle plate 31 and the two screw holes 14 on both sides of the inside of the case 1, so that the fixing screws 31a can be tightened to hold the bracket 3 and the case 1 firmly coupled to each other when mounting.

Referring to fig. 5, a plurality of vent holes 33a are formed in the component mounting plate 33 side by side at an end close to the baffle 31, and the component mounting plate 33 is spaced from the inner wall of the front end of the box body 1 by 1-1.5 cm. In this embodiment, when the heat dissipation fan (22) is working through the plurality of ventilation holes 33a on the component mounting plate 33 and the space between the front end and the inner wall of the front end of the box body 1, the air flow can better pass through the component mounting plate 33 to flow to the grid heat dissipation port 15 at the bottom and send out the heat to the outside of the box body 1.

Referring to fig. 4, a plurality of linear anti-slip stripes 21d are sequentially and equidistantly arranged on the outer circumferential wall of the circular protective casing 21. In this embodiment, the circular protective cover 21 can be detached by directly holding the circumferential wall part with hands through the plurality of linear anti-slip stripes 21 d.

The utility model discloses a concrete operation as follows:

firstly, the set top box is connected with a communication connecting line and works when the set top box is connected with a power supply, a heat dissipation fan 22 in the heat dissipation device 2 starts to rotate after the power supply is switched on, external air is driven to enter the box body 1 after being filtered by a dustproof net 21b, a plurality of electronic elements on the element mounting plate 33 are blown and dissipated, heat flows into the bottom of the box body 1 from a plurality of ventilation holes 33a and intervals at the front end of the element mounting plate 33 along with wind current and is dissipated through a grid heat dissipation port 15, when dust is accumulated in the box body 1, the circumferential wall part of the circular protective cover 21 can be held by hands to be rotated and screwed by utilizing the friction force increased by a plurality of linear anti-skidding stripes 21d, the whole heat dissipation device 2 is taken down and then cleaned, meanwhile, two fixing screws 31a on a baffle 31 at the rear end of the box body 1 can be disassembled, and the baffle 31, the whole bracket 3 is rapidly drawn out, a plurality of electronic components on the component mounting plate 33 are cleaned, the interior of the box body 1 is also cleaned, after all cleaning works are completed, the bracket 3 is inserted into the box body 1, the two fixing screws 31a are screwed down, and then the circular protective cover 21 is screwed back to the top position of the box body 1.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. A communication terminal set top box comprises a box body (1) and is characterized in that a cavity structure is arranged inside the box body (1), a mounting hole (12) is formed in the rear end of the box body (1), a bracket (3) is inserted into the mounting hole (12), the bracket (3) comprises a baffle (31), sliding rods (32) are symmetrically fixed on two sides of the side wall of the baffle (31), mounting strips (32a) are connected to the bottom of the inner wall between the two sliding rods (32) in a hot melting mode, component mounting plates (33) are fixed on the two mounting strips (32a), a heat dissipation device (2) is installed in the center of the top surface of the box body (1), the heat dissipation device (2) comprises a circular protective housing (21), the circular protective housing (21) is vertically communicated, and a threaded connecting ring (21a) is arranged at the bottom of the circular protective housing (21), threaded connection ring (21a) runs through box body (1) top and pass through threaded connection, circular protective housing (21) open-top department is provided with dust screen (21b), be provided with cross strengthening rib (21c) in dust screen (21b), dust screen (21b) with cross strengthening rib (21c) hot melt is connected, cross strengthening rib (21c) center department is close to box body (1) one side is fixed with radiator fan (22), box body (1) bottom corresponds it has net thermovent (15) to run through to inlay under radiator fan (22) the perpendicular.

2. The set top box of the communication terminal according to claim 1, wherein the front end of the box body (1) is arc-shaped, the front end of the box body (1) is provided with a signal interface (11), and an arc-shaped transparent dustproof sheet (11a) is embedded in the signal interface (11).

3. The set top box of communication terminal according to claim 1, wherein the box body (1) is symmetrically provided with sliding grooves (13) at two sides, and the two sliding rods (32) are respectively clamped in the two sliding grooves (13) to form a sliding connection.

4. The set top box of the communication terminal according to claim 3, wherein the upper ends of the two sliding grooves (13) are symmetrically provided with threaded fixing holes (14), fixing screws (31a) are inserted into the two side heads of the baffle plate (31) corresponding to the two threaded fixing holes (14), and the two fixing screws (31a) are engaged with the two threaded fixing holes (14).

5. The set top box of a communication terminal according to claim 1, wherein a plurality of vent holes (33a) are formed in the component mounting plate (33) side by side near one end of the baffle (31), and the component mounting plate (33) is spaced from the inner wall of the front end of the box body (1) by 1-1.5 cm.

6. The set top box of the communication terminal according to claim 1, wherein rubber support pads (16) are arranged on four corners of the bottom of the box body (1) one by one, and a nail hanging groove (17) is arranged on the center of the bottom of the box body (1) near the rear end edge.

7. The set-top box of communication terminal according to claim 1, wherein a plurality of in-line anti-slip stripes (21d) are sequentially and equidistantly arranged on the outer circumferential wall of the circular protective casing (21).