CN215499378U - Electron tube digital decoder - Google Patents

Abstract

The utility model relates to the technical field of digital decoders, and discloses a digital decoder of an electron tube, which comprises a mounting box and a protective cover arranged at the upper end of the mounting box, wherein an instrument box which is movably arranged is arranged in the mounting box, supporting mechanisms are arranged at two sides of the instrument box and comprise a sliding sleeve and a supporting rod which is movably arranged in the inner cavity of the sliding sleeve, lifting springs are respectively arranged at the upper end and the lower end of the sliding sleeve, one end of each lifting spring is fixedly arranged at two sides of the sliding sleeve, if the digital decoder is carelessly dropped, the instrument box shakes in the mounting box, the sliding sleeves fixedly arranged at two sides shake along with the shaking and slide along the supporting rod, the lifting springs arranged at the upper end buffer the sliding sleeve when the sliding sleeve moves, the sliding sleeve is protected when the instrument box shakes, and the damage to the inner instrument box caused by impact force when the digital decoder falls is avoided, making the use of the digital decoder more secure.

Description

Electron tube digital decoder

Technical Field

The utility model relates to the technical field of digital decoders, in particular to a digital decoder of a valve.

Background

A decoder is a hardware/software device that can decode and restore a digital video audio data stream into an analog video audio signal. Encoders such as mpeg4 for video, mp3 for audio, ac3, dts, etc. can compress and store the original data, but these are also common encoding formats and professional encoding formats, and are not used by ordinary households.

When the encoder is used, if the encoder is carelessly knocked off and falls, the inside instrument of the encoder inside is easily broken, and then the whole equipment can not be used, the use is inconvenient, and meanwhile, the dust is easily entered from the heat dissipation holes when the encoder is idle, and the influence is brought to the normal use of the equipment.

The problems described above are addressed. To this end, a valve digital decoder is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a digital decoder of a vacuum tube, if the digital decoder is carelessly dropped, an instrument box shakes in an installation box, sliding sleeves fixedly installed on two sides slide along a support rod along with shaking, and a lifting spring installed at the upper end buffers the sliding sleeves when the sliding sleeves move, so that the instrument box is protected when shaking, the damage to the internal instrument box caused by impact force when the digital decoder is dropped is avoided, the digital decoder is safer to use, and the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a digital decoder of electron tube comprises a mounting box and a protective cover arranged at the upper end of the mounting box, wherein an instrument box is movably mounted in the mounting box, supporting mechanisms are arranged on two sides of the instrument box, a fixing plate is arranged at the upper end of each supporting mechanism, and a groove is formed in the middle of the instrument box;

the supporting mechanism comprises a sliding sleeve and a supporting rod movably arranged in the inner cavity of the sliding sleeve, lifting springs are arranged at the upper end and the lower end of the sliding sleeve, and one end of each lifting spring is fixedly arranged on two sides of the sliding sleeve.

Preferably, one side fixed mounting of sliding sleeve is in the instrument shelter outside, and the both ends of bracing piece are fixed mounting respectively in the inboard of fixed plate and protective cover.

Preferably, a plurality of louvres are run through at the middle part of protective cover and have been seted up, and the both sides of protective cover lower extreme are provided with support piece, and support piece's middle part is provided with rotatory screw rod, and rotatory screw rod upper end movable mounting has the moving member, and the both sides of moving member are provided with the wiper, and the equal movable mounting of wiper is inside both sides are provided with the fixed block.

Preferably, one end of the rotating screw is connected with the output end of the driving device.

Preferably, a movable groove for moving the wiping part is formed in the inner side of the fixed block, and a limit groove is formed in the lower end of the fixed block.

Preferably, the position and the size of the limiting groove are matched with those of a limiting plate arranged at the upper end of the fixing plate.

Preferably, the wiping part comprises a fixed rod arranged on two sides of the moving part and wiping cotton cloth arranged at the upper end and the lower end of the fixed rod, a pulley is arranged at one end of the fixed rod, and the pulley is arranged inside the movable groove.

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

1. when the digital decoder is used, if the digital decoder is carelessly dropped, the instrument box shakes in the installation box, the sliding sleeves fixedly installed on the two sides slide along the supporting rods along with shaking, and the lifting spring installed at the upper end buffers the sliding sleeves when the sliding sleeves move, so that the instrument box is protected when shaking, the damage to the inner instrument box caused by impact force when the digital decoder is dropped is avoided, the use of the digital decoder is safer, and the protection strength is better.

2. The utility model provides a digital decoder of a valve, when the digital decoder is powered on for use, a driving device works, thereby driving the rotating screw to rotate and driving the moving part arranged at the upper end to move, the wiping parts arranged at the two sides move to one side to expose the heat dissipation holes, thereby facilitating ventilation and heat dissipation, being convenient to use, if the use is finished, the driving device drives the rotating screw rod to rotate reversely, further moving the wiping piece to the lower end of the heat dissipation hole to plug the heat dissipation hole, when the digital decoder is idle, dust can be effectively prevented from entering the mounting box, the interior of the mounting box is kept clean, and can clean the inside dust of louvre along with the removal of wiper, it is more convenient to use, cleans the installation of cotton and also can protect when the instrument shelter rocks, avoids the instrument shelter to strike the protective cover, causes equipment damage.

Drawings

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

FIG. 2 is a schematic view of the instrument container of the present invention;

FIG. 3 is a schematic structural view of the support mechanism of the present invention;

FIG. 4 is a schematic view of a lower end of a protecting cover according to the present invention;

FIG. 5 is a schematic view of a wipe configuration of the present invention.

In the figure: 1. mounting a box; 2. a protective cover; 21. heat dissipation holes; 22. a support member; 23. rotating the screw; 24. a moving member; 25. a wiper; 251. fixing the rod; 252. wiping cotton cloth; 253. a pulley; 26. a fixed block; 261. a movable groove; 262. a limiting groove; 3. an instrument box; 31. a support mechanism; 311. a sliding sleeve; 312. a support bar; 313. a lift spring; 32. a fixing plate; 33. a limiting plate; 34. and (4) a groove.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a digital decoder for electron tubes comprises a mounting box 1 and a protective cover 2 installed at the upper end of the mounting box 1, wherein an instrument box 3 is movably installed inside the mounting box 1, support mechanisms 31 are installed at both sides of the instrument box 3, each support mechanism 31 comprises a sliding sleeve 311 and a support rod 312 movably installed in the inner cavity of the sliding sleeve 311, one side of the sliding sleeve 311 is fixedly installed at the outer side of the instrument box 3, both ends of the support rod 312 are respectively fixedly installed at the inner sides of a fixing plate 32 and the protective cover 2, both upper and lower ends of the sliding sleeve 311 are respectively provided with a lifting spring 313, one end of the lifting spring 313 is fixedly installed at both sides of the sliding sleeve 311, the upper end of the support mechanism 31 is provided with a fixing plate 32, the middle part of the instrument box 3 is provided with a groove 34, when the digital decoder is used, if the digital decoder is carelessly dropped, the instrument box 3 shakes inside the mounting box 1, the sliding sleeves 311 fixedly installed at both sides shake, slide along bracing piece 312, the lift spring 313 of upper end installation cushions sliding sleeve 311 when sliding sleeve 311 removes, protects it when instrument case 3 rocks, and the impact force of avoiding receiving when digital decoder falls causes the damage to inside instrument case 3, makes digital decoder's use safer, and the protection dynamics is better.

Referring to fig. 1, 4 and 5, a plurality of heat dissipation holes 21 are formed through the middle of the protective cover 2, supporting members 22 are disposed on both sides of the lower end of the protective cover 2, a rotating screw 23 is disposed in the middle of the supporting members 22, one end of the rotating screw 23 is connected to an output end of the driving device, a moving member 24 is movably mounted on the upper end of the rotating screw 23, wiping members 25 are disposed on both sides of the moving member 24, each wiping member 25 includes a fixing rod 251 mounted on both sides of the moving member 24 and wiping cotton cloths 252 mounted on both upper and lower ends of the fixing rod 251, a pulley 253 is disposed on one end of the fixing rod 251, the pulley 253 is mounted in a movable groove 261, the wiping members 25 are movably mounted in fixed blocks 26 disposed on both sides, a movable groove 261 for moving the wiping member 25 is disposed on the inner side of the fixed block 26, a limit groove 262 is disposed on the lower end of the fixed block 26, and the limit groove 262 is matched with the position and size of a limit plate 33 disposed on the upper end of the fixing plate 32, when the digital decoder is powered on for use, the driving device works, and then the rotating screw 23 is driven to rotate, the moving part 24 mounted at the upper end is driven to move, the cleaning parts 25 mounted at two sides are along with moving to one side, the heat dissipation holes 21 are exposed, and then ventilation and heat dissipation are conveniently carried out, the use is convenient, if the use is finished, the driving device drives the rotating screw 23 to rotate reversely, and then the cleaning parts 25 are moved to the lower ends of the heat dissipation holes 21, the heat dissipation holes 21 are blocked, dust can be effectively prevented from entering the mounting box 1 when the digital decoder is idle, the inside of the mounting box 1 is kept clean, and the dust inside the heat dissipation holes 21 can be cleaned along with the movement of the cleaning parts 25, the use is convenient, the installation of the cleaning cotton cloth 252 can also be protected when the instrument box 3 rocks, the instrument box 3 is prevented from colliding with the protective cover 2, and equipment damage is caused.

The working principle is as follows: when the digital decoder is used, if the digital decoder is carelessly dropped, the instrument box 3 is shaken in the installation box 1, the sliding sleeves 311 fixedly arranged at two sides are shaken along with the shaking, the sliding sleeves slide along the supporting rods 312, the lifting spring 313 arranged at the upper end buffers the sliding sleeves 311 when the sliding sleeves 311 move, the instrument box 3 is protected when being shaken, the instrument box 3 in the instrument box is prevented from being damaged by impact force when the digital decoder is dropped, the use of the digital decoder is safer, the protection strength is better, when the digital decoder is electrified and used, the driving device works and further drives the rotating screw 23 to rotate to drive the moving piece 24 arranged at the upper end to move, the wiping pieces 25 arranged at two sides move to one side along with the movement, the heat dissipation holes 21 are exposed, the ventilation and the heat dissipation are convenient, the use is more convenient, if the use is finished, drive arrangement drives rotatory screw rod 23 reversal, and then remove louvre 21 lower extreme with wiper 25, plug up louvre 21, can effectively avoid the dust to get into mounting box 1 when digital decoder is idle, make mounting box 1 inside keep clean, and can clean the inside dust of louvre 21 along with wiper 25's removal, it is more convenient to use, the installation of cleaning cotton 252 also can be protected when instrument shelter 3 rocks, avoid instrument shelter 3 to strike protective cover 2, cause equipment damage.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a valve digital decoder, includes mounting box (1) and installs protective cover (2) in mounting box (1) upper end, and the inside of mounting box (1) is provided with movable mounting's instrument shelter (3), its characterized in that: supporting mechanisms (31) are arranged on two sides of the instrument box (3), a fixing plate (32) is arranged at the upper end of each supporting mechanism (31), and a groove (34) is formed in the middle of the instrument box (3);

the supporting mechanism (31) comprises a sliding sleeve (311) and a supporting rod (312) movably arranged in the inner cavity of the sliding sleeve (311), the upper end and the lower end of the sliding sleeve (311) are respectively provided with a lifting spring (313), and one end of each lifting spring (313) is fixedly arranged on two sides of the sliding sleeve (311).

2. A valve digital decoder as claimed in claim 1, wherein: one side fixed mounting of sliding sleeve (311) is in the instrument case (3) outside, and the both ends of bracing piece (312) are fixed mounting respectively in the inboard of fixed plate (32) and protective cover (2).

3. A valve digital decoder as claimed in claim 1, wherein: the middle part of protective cover (2) runs through and has seted up a plurality of louvres (21), and the both sides of protective cover (2) lower extreme are provided with support piece (22), and the middle part of support piece (22) is provided with rotatory screw rod (23), and movable mounting has moving member (24) on rotatory screw rod (23), and the both sides of moving member (24) are provided with wiper (25), and wiper (25) all movable mounting is provided with inside fixed block (26) in both sides.

4. A valve digital decoder as claimed in claim 3, wherein: one end of the rotating screw rod (23) is connected with the output end of the driving device.

5. A valve digital decoder as claimed in claim 3, wherein: the inner side of the fixed block (26) is provided with a movable groove (261) for the wiping part (25) to move, and the lower end of the fixed block (26) is provided with a limit groove (262).

6. A valve digital decoder as claimed in claim 5, wherein: the position and the size of the limiting groove (262) are matched with those of a limiting plate (33) arranged at the upper end of the fixing plate (32).

7. A valve digital decoder as claimed in claim 5, wherein: the wiping piece (25) comprises fixing rods (251) arranged on two sides of the moving piece (24) and wiping cotton cloth (252) arranged at the upper end and the lower end of each fixing rod (251), a pulley (253) is arranged at one end of each fixing rod (251), and the pulley (253) is arranged inside the movable groove (261).

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