CN210771301U

CN210771301U - Conveniently-detached digital talkback broadcast embedded extension

Info

Publication number: CN210771301U
Application number: CN201920615167.7U
Authority: CN
Inventors: 曾斌; 耿礼; 郭宣平
Original assignee: Shenzhen Aochile Science And Technology Development Co ltd
Current assignee: Shenzhen Aochile Science And Technology Development Co ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-06-16
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses an embedded extension of convenient digital broadcasting of talkbacking of dismantling, including the wall body, the fixed box of positive fixedly connected with of wall body, the back of fixed box runs through the wall body and extends to the inside of wall body, and the inside swing joint of fixed box has an extension body, and the left side of fixed box and the equal fixedly connected with in right side are located the positive connecting block of wall body, and there is the connecting plate inside of connecting block through round pin axle swing joint, and the front end fixedly connected with of connecting plate is located the positive baffle of fixed box, the right side fixedly connected with bracing piece of connecting plate. This embedded extension of broadcast is talkbacked to convenient digitization of dismantling has solved that current embedded extension is mostly to use bolt snap-on inside the wall, and the person of not being convenient for dismantles the maintenance, has reduced the maintenance efficiency of extension, makes the problem of the work degree of difficulty greatly increased, and this embedded extension of broadcast is talkbacked to convenient digitization of dismantling possesses advantages such as convenient to detach.

Description

Conveniently-detached digital talkback broadcast embedded extension

Technical Field

The utility model relates to a broadcast technical field is talkbacked in the digitization, specifically is an embedded extension of broadcast is talkbacked in digitization of convenient dismantlement.

Background

Digitization refers to the conversion of any continuously varying input, such as a line of drawings or sound signals, into a string of discrete elements, denoted 0 and 1 in a computer, this conversion being typically performed by an analog to digital converter. The digitization is a basic process of digitization, namely, under a certain condition, a discrete sequence can completely represent a continuous function, and in essence, the sampling theorem lays an important foundation for the digitization technology.

The most extensive field of digital application is exactly the broadcast field of talkbacking, the broadcast field of talkbacking can be divided into two kinds of wall-hanging extension and embedded extension, wherein embedded extension need often overhaul the inside connecting wire of extension in the use to thereby prevent to break away from leading to the unable normal use of extension because of the connecting wire, but current embedded extension uses bolt snap-on inside the wall, and the person of not being convenient for dismantles the maintenance, has reduced the maintenance efficiency of extension, makes the work degree of difficulty greatly increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a convenient embedded extension of broadcast of talkbacking of digitization who dismantles possesses advantages such as convenient to detach, has solved current embedded extension and has used the bolt snap-on inside the wall more, and the person of not being convenient for use dismantles the maintenance, has reduced the maintenance efficiency of extension, makes the problem of the degree of difficulty greatly increased of work.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: a digital talkback broadcasting embedded extension convenient to disassemble comprises a wall body, wherein the front side of the wall body is fixedly connected with a fixing box, the back side of the fixing box penetrates through the wall body and extends to the inside of the wall body, the inside of the fixing box is movably connected with an extension body, the left side and the right side of the fixing box are both fixedly connected with a connecting block positioned on the front side of the wall body, the inside of the connecting block is movably connected with a connecting plate through a pin shaft, the front end of the connecting plate is fixedly connected with a baffle positioned on the front side of the fixing box, the right side of the connecting plate is fixedly connected with a supporting rod, the right side of the supporting rod is fixedly connected with a wheel disc positioned on the right side of the fixing box, the bottom of the wheel disc is provided with a fixing groove, the right side of the fixing, the right side fixedly connected with of backup pad is located the bearing block of sleeve pipe bottom, and there is the pull rod inside the bearing block through round pin axle swing joint, and all there is the crank through round pin axle swing joint in the front and the back of pull rod, and the one end that the fixed slot was kept away from to the one end that the pull rod was kept away from to the crank and inserted bar is through round pin axle swing joint.

Preferably, the sliding grooves are formed in the front side and the rear side of the inner wall of the sleeve, the front side and the back side of the inserted bar are fixedly connected with sliding blocks located inside the sleeve, and the sliding blocks are connected with the sliding grooves in a sliding mode.

Preferably, the surface of the inserted bar is fixedly connected with a limiting plate positioned at the top of the sleeve, the bottom of the limiting plate is fixedly connected with a pressure spring sleeved on the surface of the inserted bar, and the bottom end of the pressure spring is fixedly connected with the top of the sleeve.

Preferably, the opening has been seted up to the bottom of fixed box, and the output of extension body runs through the opening and extends to the bottom of fixed box.

Preferably, the bottom of the inner wall of the fixed box is fixedly connected with a fixed plate, and the fixed plate is positioned on the front side of the opening.

Preferably, the inner wall fixedly connected with cover of fixed box establishes the protection pad on extension body surface, and the internal surface of protection pad contacts with the surface of extension body, and the protection pad is located the open-ended back.

(III) advantageous effects

Compared with the prior art, the utility model provides a convenient embedded extension of digital broadcasting of talkbacking of dismantling possesses following beneficial effect:

1. this embedded extension of broadcast is talkbacked to convenient digitization of dismantling, it moves to the right side to drive the crank at rotatory in-process through the pull rod, the one end pulling inserted bar that the pull rod was kept away from to the crank simultaneously makes the inserted bar slide in sheathed tube inside, the inserted bar removes and breaks away from the inside of fixed slot downwards, then the pulling baffle, it is rotatory as the axle center to make the baffle pass through the connecting plate and use the connecting block, the baffle is rotatory to the top of fixed box, thereby relieve stopping to the extension body, it is many to use bolt snap-on inside the wall to have solved current embedded extension, the person of not being convenient for dismantles the maintenance, the maintenance efficiency of extension has been reduced, make the problem of the work degree of difficulty greatly increased, this embedded extension of broadcast is talkbacked to convenient digitization of dismantling, possess.

2. The conveniently-disassembled digital talkback broadcasting embedded extension set can play a limiting role on the insertion rod by arranging the sliding chute and the sliding block, prevent the insertion rod from inclining when moving, so that the insertion rod cannot be inserted into the inside of the fixed groove, the fixing effect of the insertion rod is reduced, can play a supporting role on the insertion rod by arranging the limiting plate and the pressure spring, reduce the friction between the insertion rod and the sleeve, eliminate the vibration generated when the insertion rod moves, thereby playing a damping and buffering effect, can improve the service life of the output end of the extension set body by arranging the opening, prevent the output end of the extension set body from being extruded and wound in the fixed box, so that the output end of the extension set body is damaged, can play a limiting role on the extension set body by arranging the fixed plate, prevent the extension set body from inclining in the fixed box, and improve the stability of the extension set body after being fixed, through setting up the protection pad, can play the effect of protection to the extension body, reduce the friction between extension body and the fixed box, prevent that wearing and tearing from appearing in the surface of extension body.

Drawings

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

FIG. 2 is a sectional view of the front view structure of the present invention;

FIG. 3 is a right side view of the structure of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 2;

fig. 5 is an enlarged view of fig. 3 at B.

In the figure: 1 wall body, 2 fixed boxes, 3 extension bodies, 4 connecting blocks, 5 connecting plates, 6 baffles, 7 wheel discs, 8 fixing grooves, 9 supporting plates, 10 sleeves, 11 inserted rods, 12 bearing blocks, 13 pull rods, 14 cranks, 15 sliding grooves, 16 sliding blocks, 17 limiting plates, 18 pressure springs, 19 openings, 20 fixing plates, 21 protective pads and 22 supporting rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a conveniently detachable digital intercom broadcast embedded extension comprises a wall 1, a fixing box 2 is fixedly connected to the front of the wall 1, the back of the fixing box 2 penetrates through the wall 1 and extends into the wall 1, an extension body 3 is movably connected to the inside of the fixing box 2, an opening 19 is formed in the bottom of the fixing box 2, an output end of the extension body 3 penetrates through the opening 19 and extends to the bottom of the fixing box 2, the service life of the output end of the extension body 3 can be prolonged by arranging the opening 19, the output end of the extension body 3 is prevented from being extruded and wound inside the fixing box 2, so that the output end of the extension body 3 is damaged, an extension fixing plate 20 is fixedly connected to the bottom of the inner wall of the fixing box 2, the fixing plate 20 is located in front of the opening 19, and can limit the extension body 3 by arranging the fixing plate 20, prevent the internal inclination of extension body 3 in fixed box 2, improve the stability of extension body 3 after fixing, the inner wall of fixed box 2 is fixedly connected with the protection pad 21 that the cover is established at the surface of extension body 3, the internal surface of protection pad 21 contacts with the surface of extension body 3, the protection pad 21 is located the back of opening 19, through setting up the protection pad 21, can play the effect of protection to extension body 3, reduce the friction between extension body 3 and fixed box 2, prevent the surface of extension body 3 from wearing and tearing, the left side and the right side of fixed box 2 are all fixedly connected with be located the positive connecting block 4 of wall body 1, the inside of connecting block 4 is through round pin axle swing joint connecting plate 5, the front end fixedly connected with of connecting plate 5 is located the positive baffle 6 of fixed box 2, the right side fixedly connected with bracing piece 22 of connecting plate 5, the right side fixedly connected with be located the rim plate 7 on fixed, the bottom of the wheel disc 7 is provided with a fixed groove 8, the right side of the fixed box 2 is fixedly connected with a supporting plate 9, the top part of the right side of the supporting plate 9 is fixedly connected with a sleeve 10, the inside of the sleeve 10 is movably connected with an inserted link 11, the front side and the rear side of the inner wall of the sleeve 10 are both provided with sliding grooves 15, the front side and the back side of the inserted link 11 are both fixedly connected with sliding blocks 16 positioned inside the sleeve 10, the sliding blocks 16 are in sliding connection with the sliding grooves 15, the inserted link 11 can be limited by arranging the sliding grooves 15 and the sliding blocks 16, the inserted link 11 is prevented from inclining when moving, so that the inserted link 11 can not be inserted into the inside of the fixed groove 8, the fixing effect of the inserted link 11 is reduced, the top end of the inserted link 11 extends into the inside of the fixed groove 8 and is movably connected with the fixed groove 8, the surface of the inserted link 11 is, bottom and the sleeve pipe 10 of pressure spring 18, through setting up limiting plate 17 and pressure spring 18, can play the effect of support to inserted bar 11, reduce the friction between inserted bar 11 and the sleeve pipe 10, eliminate the vibrations that inserted bar 11 sent when removing, thereby play the effect of shock attenuation buffering, the right side fixedly connected with of backup pad 9 is located the bearing block 12 of sleeve pipe 10 bottom, there is pull rod 13 inside of bearing block 12 through round pin axle swing joint, there is crank 14 in the front and the back of pull rod 13 all through round pin axle swing joint, the one end that fixed slot 8 was kept away from to pull rod 13 and inserted bar 11 is kept away from to crank 14 one end through round pin axle swing joint.

When the extension machine is used, a user pulls the pull rod 13 downwards, the pull rod 13 rotates clockwise by taking the bearing block 12 as an axis, the pull rod 13 drives the crank 14 to move towards the right side in the rotating process, meanwhile, one end, far away from the pull rod 13, of the crank 14 pulls the insertion rod 11 to enable the insertion rod 11 to slide in the sleeve 10, the insertion rod 11 moves downwards and is separated from the inside of the fixing groove 8, then the baffle 6 is pulled, the baffle 6 rotates by taking the connecting block 4 as the axis through the connecting plate 5, the baffle 6 rotates to the top of the fixing box 2, then the extension body 3 is lifted to enable the extension body 3 to move to the top of the fixing plate 20, and then the extension body 3 moves horizontally to the outside of the fixing box 2 to be.

In conclusion, this convenient embedded extension of digital intercom broadcast of dismantlement, drive crank 14 through pull rod 13 at rotatory in-process and move to the right side, the one end pulling inserted bar 11 that pull rod 13 was kept away from to crank 14 makes inserted bar 11 slide in the inside of sleeve pipe 10 simultaneously, inserted bar 11 moves down and breaks away from the inside of fixed slot 8, then pulling baffle 6, make baffle 6 pass through connecting plate 5 and use connecting block 4 as the axle center rotation, baffle 6 rotates to the top of fixed box 2, thereby relieve the blockking of extension body 3, solved current embedded extension mostly use bolt snap-on in the wall, the inconvenient user dismantles the maintenance, the maintenance efficiency of extension has been reduced, make the problem of work degree of difficulty greatly increased, this convenient embedded extension of digital intercom broadcast of dismantlement, possess advantages such as convenient to dismantle.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an embedded extension of convenient digital intercom broadcast of dismantling, includes wall body (1), its characterized in that: the front of the wall body (1) is fixedly connected with a fixing box (2), the back of the fixing box (2) penetrates through the wall body (1) and extends to the inside of the wall body (1), the inside of the fixing box (2) is movably connected with an extension body (3), the left side and the right side of the fixing box (2) are fixedly connected with a connecting block (4) which is positioned on the front of the wall body (1), the inside of the connecting block (4) is movably connected with a connecting plate (5) through a pin shaft, the front end of the connecting plate (5) is fixedly connected with a baffle (6) which is positioned on the front of the fixing box (2), the right side of the connecting plate (5) is fixedly connected with a supporting rod (22), the right side of the supporting rod (22) is fixedly connected with a wheel disc (7) which is positioned on the right side of the fixing box (2), the bottom of the wheel disc (7, top fixedly connected with sleeve pipe (10) on backup pad (9) right side, the inside swing joint of sleeve pipe (10) has inserted bar (11), the top of inserted bar (11) extend to the inside of fixed slot (8) and with fixed slot (8) swing joint, the right side fixedly connected with of backup pad (9) is located bearing block (12) of sleeve pipe (10) bottom, there is pull rod (13) inside of bearing block (12) through round pin axle swing joint, all there are crank (14) through round pin axle swing joint in the front and the back of pull rod (13), the one end that fixed slot (8) were kept away from to pull rod (13) and inserted bar (11) is kept away from in crank (14) one end is through round pin axle swing joint.

2. The digital intercommunication broadcasting embedded extension easy to disassemble as claimed in claim 1, wherein: the front side and the rear side of the inner wall of the sleeve (10) are both provided with sliding grooves (15), the front side and the back side of the inserted bar (11) are both fixedly connected with sliding blocks (16) located inside the sleeve (10), and the sliding blocks (16) are slidably connected with the sliding grooves (15).

3. The digital intercommunication broadcasting embedded extension easy to disassemble as claimed in claim 1, wherein: the surface fixed connection of inserted bar (11) is connected with limiting plate (17) that are located sleeve pipe (10) top, the bottom fixed connection of limiting plate (17) overlaps and establishes pressure spring (18) at inserted bar (11) surface, the bottom of pressure spring (18) and the top fixed connection of sleeve pipe (10).

4. The digital intercommunication broadcasting embedded extension easy to disassemble as claimed in claim 1, wherein: opening (19) have been seted up to the bottom of fixed box (2), the output of extension body (3) runs through opening (19) and extends to the bottom of fixed box (2).

5. The digital intercommunication broadcasting embedded extension easy to disassemble as claimed in claim 4, wherein: the bottom fixedly connected with fixed plate (20) of fixed box (2) inner wall, fixed plate (20) are located the front side of opening (19).

6. The digital intercommunication broadcasting embedded extension easy to disassemble as claimed in claim 1, wherein: the inner wall fixedly connected with cover of fixed box (2) is established and is filled up (21) at the protection on extension body (3) surface, the internal surface of protection pad (21) and the surface contact of extension body (3), protection pad (21) are located the back of opening (19).