CN1760989A

CN1760989A - Push type push button unit

Info

Publication number: CN1760989A
Application number: CN 200410080772
Authority: CN
Inventors: 金闰宙
Original assignee: LG Electronics Nanjing Display Co Ltd
Current assignee: LG Electronics Nanjing Display Co Ltd
Priority date: 2004-10-15
Filing date: 2004-10-15
Publication date: 2006-04-19

Abstract

For unit composed of fastening device and slide device, the invention is in use for improving structure of locking set of adjusting between the fastening device and slide device. The push button unit includes following parts: button shell with opened two ends and cavity in center; being inside the shell, movable and pluggable press bond can move to the button shell onwards; being connected to the press bond and moved together with the press bond, a exposed pin is inserted to the lower end of the shell. Being located between the shell and the pin, the guide of the press bond can recover the press bond back to former position. When the press bond is pressed, more than one spring parts recovers the pin or the guide of the press bond back to former position.

Description

Push type push button unit

Technical field

The stationary installation that the present invention relates to be provided with on stand in more detail, is exactly to adopt the stationary installation that pushes key mode, and it is convenient and stable for using.

Background technology

In general, at the stand height fixture that uses on the display is by constituting by the carriage that sliding type moves up and down attached to stationary installation on the base and insertion base, after carriage being located at the height of user's requirement, carriage and stationary installation are fixed by locking device.

Fig. 1 is exactly the representative synoptic diagram of the existing locking device of this kind mode.

The stand locking device that uses in the existing display equipment is provided with rotatable locking system 5 as shown in Figure 1 in the stationary installation 1 that is connected with base, be formed with the card 6 that exposes by carriage 2 directions in locking system 5.

On the other hand, insert in the carriage 2 that stationary installation 1 slides up and down by sliding type when carriage 2 slides, be not subjected to card 6 constraints of locking system 5, have height-adjustable sliding tray 3, on the next door of sliding tray 3, as with card 6 near the time rotatable insertion lock groove 4.

Aforesaid lock groove 4 each certain height are all formed by a plurality of, and carriage 2 is adjusted to the desired height of user, and rotation lock locking apparatus 5 is in the lock groove 4 that card 6 is stuck in be arranged on the certain altitude.

Aforesaid locking system 5 is to be that the center is rotated with the turning axle on the stationary installation 17.So just carriage 2 can be fixed on the desired height.

Though but this existing structure is fairly simple and price is relatively low, but carriage 2 is by regulating with the sliding type of stationary installation 1, between carriage 2 and stationary installation 1, take place in the space or when the card 6 that makes locking system 5 because of long-time the use weares and teares, card 6 and well combination of lock groove 4 are so can produce the fixing very difficult problem of carriage 2.

In addition, because the time operation of identical therewith stationary installation is not accurate especially, so when the user operates in case when inserting hand between the stationary installation 1 of stand and the carriage 2, will damage to health.

Summary of the invention

The present invention has carried out corresponding research and development for solving top existing problem, the present invention is concerning the structure that constitutes with the similar stationary installation of stand and carriage, for fixing carriage design has been improved the key mode of locking structure, for the user, the key mode of this locking structure is safer and convenient.

For achieving the above object, its formation of push type push button unit of the present invention comprises: both ends open central authorities are empty key-press shell; The button that can move, insert to an end of aforementioned key-press shell according to key-press shell inside; Be connected with button, together move with aforementioned keys, and move, the operation bolt (pin) that exposes and insert in the lower end of a key-press shell part according to button; Between key-press shell and operation bolt, button is returned to the button guide of origin-location; When button pressurizes, the elastic part of at least more than one that the operation bolt that moves or button guide are returned to the origin-location.

The fixing push type push button structure of stand identical with above explanation, that the present invention regulates by being provided for the display equipment height provides more simple, convenient, safe operation to the user.

Description of drawings

Fig. 1 is the synoptic diagram of existing locking device structure;

Fig. 2 is the side cutaway view of push type push button unit of the present invention;

Fig. 3 a, 3b, 3c, 3d is the operating process side-looking diagrammatic cross-section of push type push button unit of the present invention;

Fig. 4 is for installing the integral installation synoptic diagram that the present invention pushes key device on the stand of carriage and stationary installation.

Accompanying drawing major part symbol description

100: button 110: hook (hook)

200: operation bolt 210: projection

300: button guide 310: fracture

400: key-press shell 410: block (stopper)

600: the 2 volute springs of 500: the 1 volute springs

Embodiment

Below, describe with reference to the push type push button unit of accompanying drawing the invention process example.

At first, with reference to Fig. 2, to describing according to push type push button of the present invention.

Fig. 2 is the side cutaway view of push type push button of the present invention.As shown in Figure 2, push type push button of the present invention, its characteristics are, comprising: both ends open, central authorities are empty key-press shell 400; The button 100 that can move, insert to an end of aforementioned key-press shell 400 according to key-press shell 400 inside; Be connected with button 100, together move, and according to the moving of button 100, the operation bolt (pin) 200 that exposes and insert in the lower end of key-press shell 400 part with aforesaid button 100; Between key-press shell 400 and operation bolt 200, button 100 is returned to the button guide 300 of origin-location; When button 100 pressurization, the elastic part of at least more than one that the operation bolt 200 that moves or button guide 300 are returned to the origin-location.

Aforesaid button 100 and key-press shell 400 are round barrel shape, on button 100, be equipped with and have certain flexible hook 110, on the key-press shell 400 of the side that button 100 inserts, when moving, button 100 stops hook 110 and adeciduate block (stopper) 410.

Simultaneously, form outstanding device 420 on key-press shell 400, button 100 and hook 110 are blocked, button 100 can not come off from key-press shell 400.

In addition, on button guide 300, the side that aforementioned keys 100 is inserted has hook 110 insertions that can make button 100 and the fracture 310 that clamps.

At this moment, the height of the fracture 310 of button guide 300 and hook 110 self elasticity are all definite, the hook 110 of button 100 inserts the fracture 310 of button guides 300, even like this when the situation of being impacted, links up with 110 and also can not come off from the fracture of button guide 300.

Simultaneously, longer or higher than the length of block 410 least significant ends of key-press shell 400 formation from the inner face of key-press shell 400 to the length of the face of fracture 310.

On the other hand, on aforesaid operation bolt 200, form projection 210, the opposite side that inserts key-press shell 400 at button 100 is equipped with snap ring 500, is provided with the 1st volute spring 600 between snap ring 500 and the projection 210, has the restoring force that returns to the origin-location after to button 100 pressurizations.

At this moment, between button guide 300 and block 410, preferably be provided with the 2nd volute spring 700, can insert the hook 110 of button 100 like this, button guide 300 dependence the 1st volute spring 600 returns to original position after together drawing back with button 100 once more.

Constitute identical the invention process example therewith, we describe with reference to accompanying drawing Fig. 3 a to Fig. 3 d of institute.

Here, Fig. 3 a, Fig. 3 b, Fig. 3 c, Fig. 3 d are the synoptic diagram of push type push button unit principle of operation of the present invention by sequence of operation.

At first, shown in Fig. 3 a, if press one-touch 100, the hook 110 of button 100 is blocked by block 410, can not pop into position.

Next, shown in Fig. 3 b, if again and press button 100 deeplyer, and the hook 110 of button 100 is pushed in the fracture 310 of button guide 300, and clamp.

As mentioned above, if continue pressing keys 100, the 1st volute spring 600 that is provided with between the snap ring 500 that adheres on the projection 210 of operation bolt 200 and the key-press shell 400 is compressed, at this moment, if unclamp button 100, shown in Fig. 3 c, rely on the 1st volute spring 600, button 100 and operation bolt 200 are drawn back simultaneously.

At this moment, the hook 110 of aforementioned keys 100 also together retreats so drive button guide 300 because be inserted into the fracture 310 of button guide 300, is blocked by the block 410 of key-press shell 400.

On the other hand, fracture 310 height of the height of block 410 and button guide 300 are low, so impact at this moment comes off hook 110 from the fracture 310 of button guide 300, cross block 410, get back to initial position.

In addition, because be provided with the 2nd volute spring 700 between block 410 and the button guide 300,, shown in Fig. 3 d, get back to initial position once more so button guide 300 also relies on the 2nd volute spring.

At this moment, the 1st volute spring 600 and the 2nd volute spring 700 each have certain elastic force, and necessity that each volute spring 600,700 does not describe respectively all has certain elastic force and length on the whole.

In addition, identical with the compressed action of the 2nd volute spring 700, can successfully from block 410, break away from for making hook 110.Preferably be provided with certain groove at position with the 2nd volute spring 700 contacted button guides 300.

Fig. 4 is the stand structure integral installation diagrammatic cross-section with push type push button unit of the present invention, promptly, identical with existing stand, be provided with the stand of carriage 2000 and stationary installation 1000, mounting groove 1100 is set on stationary installation 1000, in mounting groove 1100, push type push button unit is installed.

Simultaneously, a plurality of pilot holes 2100 are set on the carriage 2000, the operation bolt 200 of push type push button unit is inserted.

That is, utilize the button 100 of pressing push type push button unit, carriage is fixed on the stationary installation, perhaps, pressing keys 100 once more, and operation bolt 200 is ejected from insertion groove 2100, and carriage 2000 is slided up and down.

By above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.Therefore, the technical scope of this invention can not be confined to the detailed description on the detailed book; Must determine its technical scope according to the scope of patented claim.

Claims

1, a kind of push type push button unit is characterized in that, comprising:

Both ends open central authorities are empty key-press shell;

The button that can move, insert to an end of aforementioned key-press shell according to key-press shell inside;

Be connected with button, together move with aforesaid button, and move, the operation bolt (pin) that exposes and insert in the lower end of a key-press shell part according to button;

Between key-press shell and operation bolt, button is returned to the button guide of origin-location;

When button pressurizes, the elastic part of at least more than one that the operation bolt that moves or button guide are returned to the origin-location.

2, according to the described push type push button unit of claim 1, it is characterized in that: button is terminal installs at least more than one has and has certain flexible hook; Be provided with in the inside of key-press shell and when button moves, stop hook and adeciduate block (stopper).

3, according to claim 1 or the described push type push button unit of claim 2, it is characterized in that: should have the fracture that the hook that can make button firmly inserts on the described button guide.

4, according to the described push type push button unit of claim 3, it is characterized in that: on the side section of push type push button, the height of the fracture inner face of the button guide of inserting from the inner face of key-press shell to hook, be higher than or etc. be higher than the dog height that forms on the key-press shell.

5, according to the described push type push button unit of claim 1, it is characterized in that: described elastic part is meant when button is exerted pressure, with the 1st volute spring of the recovery of pressure in contrast directive effect.

6, according to the described push type push button unit of claim 1, it is characterized in that: be formed with projection in the described operation bolt, be furnished with snap ring, be provided with the 1st volute spring between snap ring and the projection at the end of key-press shell.

7, according to the described push type push button unit of claim 1, it is characterized in that described elastic part also comprises: the 2nd volute spring that between button guide and block, is provided with, button guide relies on after the 1st volute spring and button together draw back like this, returns to original position once more.