CN115175522A

CN115175522A - Digital television transmitter device

Info

Publication number: CN115175522A
Application number: CN202210775967.1A
Authority: CN
Inventors: 高智勇; 江正军; 吴江寿
Original assignee: Wenzhou Polytechnic
Current assignee: Wenzhou Polytechnic
Priority date: 2022-07-02
Filing date: 2022-07-02
Publication date: 2022-10-11

Abstract

The invention discloses a digital television transmitter device which comprises a cabinet, a transmitter body and a plurality of installation frames, wherein the transmitter body can be inserted into the installation frames, the installation frames are equidistantly arranged in the cabinet, a plurality of slide rails are fixed on the inner walls of two opposite sides in the cabinet at equal intervals, the slide rails are respectively and slidably arranged in the slide rails, the installation frames are respectively fixed between the two corresponding slide bars, an upper baffle and a lower baffle are respectively arranged on the upper side and the lower side of the transmitter body, the two ends of the upper baffle and the lower baffle are respectively fixed on the inner wall of the cabinet, a locking mechanism is arranged between the upper baffle and the installation frames, a heat dissipation cavity is formed in one side of the interior of the cabinet, a plurality of heat dissipation holes are formed in the back of the cabinet, the heat dissipation holes penetrate through the heat dissipation cavity and penetrate through the inner wall of one side of the cabinet, and a heat dissipation mechanism is arranged in the heat dissipation cavity. The invention has the advantages of quick installation, convenient wire pulling-out, quick release of the installation frame only by lifting the pull pin during disassembly, movable heat dissipation and higher efficiency.

Description

Digital television transmitter device

Technical Field

The invention relates to the technical field of television signal transmission devices, in particular to a digital television transmitter device.

Background

The main task of the transmitter is to modulate a high-frequency carrier wave with a useful low-frequency signal, and convert the high-frequency carrier wave into an electromagnetic wave which has a certain bandwidth at a certain central frequency and is suitable for being transmitted through an antenna.

Digital television transmitter mostly need be integrated in the rack with its detachable, and the mounting means between present transmitter rack and the transmitter body is mostly through a plurality of screw fixed connection, and it is inconvenient to dismantle the installation to still need be connected it with rack inner line before the transmitter installation injects, alone is difficult to operate, and simultaneously, present rack radiating effect is poor, can not carry out the pertinence heat dissipation.

Disclosure of Invention

The present invention is directed to a digital television transmitter apparatus for solving the problems of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a digital television transmitter device comprises a cabinet, a transmitter body and a plurality of mounting frames, wherein the transmitter body can be inserted into and mounted in the mounting frames, the mounting frames are equidistantly arranged in the cabinet, a plurality of sliding rails are equidistantly fixed on the inner walls of two opposite sides in the cabinet, sliding rods are slidably arranged in the sliding rails, and the mounting frames are fixedly arranged between two corresponding sliding rods;

an upper baffle and a lower baffle are respectively arranged on the upper side and the lower side of the transmitter body, two ends of the upper baffle and the lower baffle are fixed on the inner wall of the cabinet, a locking mechanism is arranged between the upper baffle and the mounting frame, fixing lugs are fixed on one ends of two opposite sides of the transmitter body, the fixing lugs are respectively provided with a through hole, a fixing sleeve is fixed on one end of the sliding rod close to the fixing lug, the through hole is matched with the fixing sleeve, and a turning-out abutting mechanism is arranged in the fixing sleeve;

the heat dissipation device is characterized in that a heat dissipation cavity is formed in one side inside the cabinet, a plurality of heat dissipation holes are formed in the back of the cabinet, the heat dissipation holes penetrate through the heat dissipation cavity and penetrate through the inner wall of one side of the cabinet, and a heat dissipation mechanism is arranged in the heat dissipation cavity.

Preferably, the locking mechanism comprises a locking block and a locking hole, the locking hole is formed in the middle of the upper portion of the mounting frame, a slot is formed in the middle of the bottom of the upper baffle plate, the locking block is inserted into the slot in a sliding mode, a second spring is fixed between the upper end of the locking block and the top wall of the slot, and the locking block is matched with the locking hole.

Furthermore, the middle position of the side wall of one side of the upper baffle is provided with a strip-shaped groove, the strip-shaped groove is communicated with the slot, the strip-shaped groove is provided with a pull pin in a sliding manner, and one end of the pull pin is fixedly connected with one side of the lock block.

Preferably, the mechanism is supported in the roll-out including seting up in the breach groove of fixed cover both sides relatively, breach inslot one end all rotates and is equipped with the commentaries on classics round pin, it all is fixed with the baffle to change round pin one side, two it all is fixed with the extrusion piece to change round pin one side of being close to relatively, all install the reset torsion spring between commentaries on classics round pin and the breach groove.

Still further, the slide bar all runs through its both ends and slides and be equipped with the fore-set, fore-set one end extends to fixed cover internal position department, fixed cover one end all is fixed with the spacing ring is kept away from to the fore-set, the fore-set is close to spacing ring one end and all overlaps and is equipped with first spring.

As a further scheme of the present invention, the heat dissipation mechanism includes two first fans, the two first fans are respectively and fixedly installed on two sides of a top wall of the heat dissipation chamber, the top wall of the heat dissipation chamber is provided with a plurality of first heat dissipation grooves, and the bottom wall of the heat dissipation chamber is provided with a plurality of second heat dissipation grooves.

As a further scheme of the invention, an installation box is movably arranged at the middle position in the heat dissipation cavity, two opposite sides of the installation box are of an open structure, two sides in the installation box are fixedly provided with second fans, the installation box penetrates through the upper side and the lower side of the installation box and is provided with threaded columns, the threaded columns are in threaded connection with the installation box, two ends of each threaded column are rotatably arranged on the inner walls of the upper side and the lower side of the heat dissipation cavity respectively, a motor is fixed on one side of the outer wall of the upper part of the cabinet through bolts, and the output end of the motor is in key connection with the upper ends of the threaded columns.

The beneficial effects of the invention are as follows:

1. through a plurality of installing frames that slide the setting in the rack, insert the transmitter body again and locate in the installing frame, when making people install, only need to inject the transmitter body in the installing frame, fixed cover of penetrating the mouth cover in slide bar one end on the fixed ear, the installing frame can be pulled out this moment, be convenient for people to carry out the wiring to the transmitter back, after the wiring finishes, can directly impel, push away to terminal back, the fore-set and the rack inner wall of slide bar one end support tight contact, make the fore-set relative movement, the fore-set is located two extrusion blocks of fixed cover inside one end extrusion, make the round pin rotate, the baffle that drives fixed cover both sides is rolled out, two baffles are changeed to compressing tightly the fixed ear on the installing frame, realize the automatic fixation between transmitter body and the installing frame, when impelling to terminal, lockhole and the coincidence of locking piece on the installing frame, make the locking piece inject in the lockhole, realize fixing between installing frame and the rack, the device is installed swiftly, be convenient for pulling out the wiring, when dismantling, only need to lift the round pin and can release the installing frame fast.

2. Through the heat dissipation mechanism that sets up in the heat dissipation intracavity, when making normally dispel the heat, two first fans start, drive the air current and convect between first radiating groove and second radiating groove, the cooperation louvre, discharge the heat that the transmitter body gived off fast, when the heat of certain transmitter body is too high, the motor starts, it reciprocates to drive the install bin through the screw thread post, make it remove to appointed transmitter body position department, the second fan starts this moment, make the second fan carry out the forced air cooling heat dissipation alone to the transmitter body that the temperature is too high, it dispels the heat to possess the removal, high efficiency.

Drawings

Fig. 1 is a schematic perspective view of a digital television transmitter apparatus according to the present invention;

fig. 2 is a schematic perspective view of an installation frame of a digital television transmitter apparatus according to the present invention;

fig. 3 is a schematic diagram of a three-dimensional structure of a transmitter body of a digital television transmitter apparatus according to the present invention;

fig. 4 is a schematic plan view of a transmitter body of a digital television transmitter apparatus according to the present invention;

FIG. 5 is a schematic diagram of a sliding bar top view structure of a digital TV transmitter apparatus according to the present invention;

fig. 6 is a schematic perspective view of a lock block of a digital television transmitter apparatus according to the present invention;

FIG. 7 is a schematic diagram of a back side parsing structure of a digital TV transmitter apparatus according to the present invention;

fig. 8 is a schematic side view of a digital television transmitter apparatus according to the present invention.

In the figure: 1. a cabinet; 2. an upper baffle plate; 3. a lower baffle plate; 4. a transmitter body; 5. a first heat sink; 6. a motor; 7. a slide rail; 8. a slide bar; 9. fixing a sleeve; 10. fixing the ear; 11. a strip-shaped groove; 12. installing a frame; 13. a lock hole; 14. a first fan; 15. heat dissipation holes; 16. a threaded post; 17. installing a box; 18. a second fan; 19. a second heat sink; 20. a heat dissipation cavity; 21. a notch; 22. a baffle plate; 23. extruding the block; 24. rotating the pin; 25. a top pillar; 26. a first spring; 27. a limiting ring; 28. pulling a pin; 29. a locking block; 30. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-8, a digital television transmitter device comprises a cabinet 1, a transmitter body 4 and a plurality of mounting frames 12, wherein the transmitter body 4 can be inserted into the mounting frames 12, the mounting frames 12 are equidistantly arranged inside the cabinet 1, a plurality of slide rails 7 are equidistantly fixed on the inner walls of two opposite sides in the cabinet 1, the slide rails 7 are respectively and slidably provided with slide bars 8, the mounting frames 12 are respectively fixed between the two corresponding slide bars 8, the transmitter body 4 is inserted into the mounting frames 12, and at the moment, the mounting frames 12 can be pulled out, so that people can conveniently wire the back of the transmitter body 4;

an upper baffle 2 and a lower baffle 3 are respectively arranged on the upper side and the lower side of a transmitter body 4, two ends of the upper baffle 2 and the lower baffle 3 are fixed on the inner wall of a cabinet 1, a locking mechanism is arranged between the upper baffle 2 and an installation frame 12, fixing lugs 10 are fixed on one ends of two opposite sides of the transmitter body 4, the fixing lugs 10 are respectively provided with a through hole, a fixing sleeve 9 is fixed on one end of a slide bar 8 close to the fixing lug 10, the through hole is matched with the fixing sleeve 9, and a rotary out resisting mechanism is arranged in the fixing sleeve 9;

a heat dissipation cavity 20 is formed in one side inside the cabinet 1, a plurality of heat dissipation holes 15 are formed in the back of the cabinet 1, the heat dissipation holes 15 penetrate through the heat dissipation cavity 20 and penetrate through the inner wall of one side of the cabinet 1, and a heat dissipation mechanism is arranged in the heat dissipation cavity 20.

In a specific embodiment, the locking mechanism comprises locking blocks 29 and locking holes 13, the locking holes 13 are all opened at the middle position of the upper part of the mounting frame 12, the middle position of the bottom of the upper baffle plate 2 is provided with an insertion slot, the locking blocks 29 are all inserted into the insertion slot in a sliding manner, a second spring 30 is fixed between the upper end of each locking block 29 and the top wall of the insertion slot, the locking blocks 29 are matched with the locking holes 13, when the mounting frame 12 is pushed to the tail end, the locking holes 13 on the mounting frame 12 are overlapped with the locking blocks 29, so that the locking blocks 29 are inserted into the locking holes 13 to realize the fixation between the mounting frame 12 and the cabinet 1, the middle position of the side wall of one side of the upper baffle plate 2 is provided with a strip-shaped groove 11, the strip-shaped groove 11 is communicated with the insertion slot, the strip-shaped groove 11 is provided with a pull pin 28 in a sliding manner, and one end of the pull pin 28 is fixedly connected with one side of the locking block 29, the rotating-out abutting mechanism comprises a notch groove 21 arranged on two opposite sides of the fixed sleeve 9, a rotating pin 24 is arranged at one end in the notch groove 21 in a rotating mode, a baffle plate 22 is fixed on one side of the rotating pin 24, an extrusion block 23 is fixed on one side, close to the two rotating pins 24, of the two rotating pins 24, a reset torsion spring is arranged between the rotating pin 24 and the notch groove 21, after wiring is finished, the installation frame 12 can be directly pushed, after the wiring is finished, a top column 25 at one end of the sliding rod 8 is abutted to the inner wall of the cabinet 1 to enable the top column 25 to move relatively, the top column 25 is positioned at one end inside the fixed sleeve 9 to extrude the two extrusion blocks 23, the rotating pin 24 rotates to drive the baffle plates 22 on two sides of the fixed sleeve 9 to rotate out, the two baffle plates 22 rotate to the outside to press the fixing lugs 10 on the installation frame 12, and automatic fixing between the transmitter body 4 and the installation frame 12 is realized.

Furthermore, the sliding rod 8 is provided with a top pillar 25 through the two ends thereof in a sliding manner, one end of the top pillar 25 extends to the position inside the fixing sleeve 9, one end of the top pillar 25, which is far away from the fixing sleeve 9, is fixed with a limiting ring 27, one end of the top pillar 25, which is close to the limiting ring 27, is sleeved with a first spring 26, the heat dissipation mechanism comprises two first fans 14, the two first fans 14 are respectively and fixedly installed at the two sides of the top wall of the heat dissipation cavity 20, the top wall of the heat dissipation cavity 20 is provided with a plurality of first heat dissipation grooves 5, the bottom wall of the heat dissipation cavity 20 is provided with a plurality of second heat dissipation grooves 19, during normal heat dissipation, the two first fans 14 are started to drive air flow to convect between the first heat dissipation grooves 5 and the second heat dissipation grooves 19, the heat dissipated by the transmitter body 4 is rapidly discharged by matching with the heat dissipation holes 15, the installation box 17 is movably installed at the middle position inside the heat dissipation cavity 20, the relative both sides of install bin 17 are open structure, the equal fixed mounting in the inside both sides of install bin 17 has second fan 18, install bin 17 runs through its upper and lower both sides and is equipped with screw post 16, and threaded connection between screw post 16 and the install bin 17, screw post 16 both ends rotate respectively and locate both sides inner wall about heat dissipation chamber 20, 1 upper portion outer wall one side bolt fastening of rack has motor 6, and motor 6 output and the 16 last end key-type connection of screw post, when certain transmitter body 4's heat was too high, motor 6 starts, drive install bin 17 through screw post 16 and reciprocate, make it remove to appointed transmitter body 4 position department, second fan 18 starts this moment, make second fan 18 carry out the forced air cooling heat dissipation alone to the too high transmitter body 4 of temperature.

The working principle of the invention is as follows: during installation, only need to inject transmitter body 4 into installing frame 12, the fixed cover 9 of penetrating mouth cover income slide bar 8 one end on the fixed ear 10, installing frame 12 can be pulled out this moment, be convenient for people to connect wire to transmitter body 4 back, after the wiring is finished, can directly impel, push away to terminal back, the fore-set 25 and the rack 1 inner wall of slide bar 8 one end support tight contact, make fore-set 25 relative movement, the fore-set 25 is located two extrusion blocks 23 of fixed cover 9 inside one end extrusion, make the round pin 24 rotate, drive the baffle 22 of fixed cover 9 both sides and roll out, two baffle 22 are rotated to the outside and are compressed tightly fixed ear 10 on installing frame 12, realize the automatic fixed louvre between transmitter body 4 and installing frame 12, when impel to terminal, lockhole 13 and the coincidence of locking piece 29 on installing frame 12, make locking piece 29 inject in lockhole 13, realize the fixing between installing frame 12 and rack 1, this device is swift, be convenient for drawing out the wiring, when dismantling, only need to lift up draw round pin 28 can release installing frame 12 fast, make during normal heat dissipation, two first fan 14 drive the radiating fan 4 and go on the radiating fan 4 and start up and go on the radiating fan 16, make the radiating efficiency of the high heat of second radiator 4, it start-up and go on the radiating fan 18, make the radiating fan 6, it start-up and go on the radiating fan 6 alone to start-up and move the radiating efficiency, make the radiating fan 6, make the radiating efficiency alone.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances such that, for example, embodiments of the application described herein may be implemented in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A digital television transmitter device comprises a cabinet (1), a transmitter body (4) and a plurality of mounting frames (12), and is characterized in that the transmitter body (4) can be inserted into the mounting frames (12), the mounting frames (12) are equidistantly arranged in the cabinet (1), a plurality of sliding rails (7) are equidistantly fixed on the inner walls of two opposite sides in the cabinet (1), sliding rods (8) are slidably arranged in the sliding rails (7), and the mounting frames (12) are respectively fixed between two corresponding sliding rods (8);

an upper baffle (2) and a lower baffle (3) are respectively arranged on the upper side and the lower side of the transmitter body (4), two ends of the upper baffle (2) and the lower baffle (3) are fixed on the inner wall of the cabinet (1), a locking mechanism is arranged between the upper baffle (2) and the mounting frame (12), fixing lugs (10) are fixed on one ends of two opposite sides of the transmitter body (4), penetrating holes are formed in the fixing lugs (10), a fixing sleeve (9) is fixed on one end, close to the fixing lugs (10), of the slide bar (8), the penetrating holes are matched with the fixing sleeve (9), and a rotating-out abutting mechanism is arranged in the fixing sleeve (9);

the heat dissipation mechanism is characterized in that a heat dissipation cavity (20) is formed in one side of the interior of the cabinet (1), a plurality of heat dissipation holes (15) are formed in the back of the cabinet (1), the heat dissipation holes (15) penetrate through the heat dissipation cavity (20) and penetrate through the inner wall of one side of the cabinet (1), and a heat dissipation mechanism is arranged in the heat dissipation cavity (20).

2. The digital television transmitter device according to claim 1, wherein the locking mechanism comprises locking blocks (29) and locking holes (13), the locking holes (13) are all arranged at the middle position of the upper part of the mounting frame (12), the middle position of the bottom of the upper baffle (2) is provided with insertion slots, the locking blocks (29) are all slidably inserted into the insertion slots, a second spring (30) is fixed between the upper ends of the locking blocks (29) and the top walls of the insertion slots, and the locking blocks (29) are matched with the locking holes (13).

3. The digital television transmitter device according to claim 2, wherein a strip groove (11) is formed in the middle of the side wall of one side of the upper baffle (2), the strip groove (11) is communicated with the slot, a pull pin (28) is slidably arranged in the strip groove (11), and one end of the pull pin (28) is fixedly connected with one side of the locking block (29).

4. The digital television transmitter device according to claim 1, wherein the rotating-out abutting mechanism comprises a notch groove (21) formed on two opposite sides of the fixing sleeve (9), a rotating pin (24) is rotatably arranged at one end in the notch groove (21), a baffle (22) is fixed on one side of the rotating pin (24), a pressing block (23) is fixed on one side of the two rotating pins (24) which are relatively close to each other, and a reset torsion spring is arranged between the rotating pin (24) and the notch groove (21).

5. The digital television transmitter device according to claim 4, wherein the sliding rods (8) are slidably provided with a top pillar (25) through two ends thereof, one end of the top pillar (25) extends to an inner position of the fixing sleeve (9), one end of the top pillar (25) far away from the fixing sleeve (9) is fixed with a limiting ring (27), and one end of the top pillar (25) close to the limiting ring (27) is sleeved with a first spring (26).

6. The digital television transmitter device according to claim 1, wherein the heat dissipation mechanism comprises two first fans (14), the two first fans (14) are respectively and fixedly installed at two sides of the top wall of the heat dissipation cavity (20), the top wall of the heat dissipation cavity (20) is provided with a plurality of first heat dissipation grooves (5), and the bottom wall of the heat dissipation cavity (20) is provided with a plurality of second heat dissipation grooves (19).

7. The digital television transmitter device according to claim 6, wherein an installation box (17) is movably arranged at a middle position in the heat dissipation cavity (20), opposite sides of the installation box (17) are both of an open structure, both sides of the interior of the installation box (17) are fixedly provided with second fans (18), the installation box (17) is provided with threaded columns (16) through the upper and lower sides of the installation box, the threaded columns (16) are in threaded connection with the installation box (17), both ends of the threaded columns (16) are respectively rotatably arranged on the inner walls of the upper and lower sides of the heat dissipation cavity (20), one side of the outer wall of the upper portion of the cabinet (1) is fixed with the motor (6) through bolts, and the output end of the motor (6) is in key connection with the upper ends of the threaded columns (16).