(2) background technology
Because LCD has than low electromagnetic, the less advantage that takes up space, though therefore its price is come expensively than crt display, the people who buys LCD now is still more and more many.
As shown in Figure 1, a kind of existing display equipment 3 includes a LCD screen 31, a supporting seat 32 and in order to connect the articulated part 33 of LCD screen 31 and supporting seat 32, and the user can utilize articulated part 3 and make LCD screen 31 do the rotation of luffing angle with respect to supporting seat 32.
As shown in Figure 2, in existing LCD device 3, except can doing the luffing angle rotation, the user can utilize this articulated part 33 to make this LCD screen 31 rotations 90 degree, add the setting of software, make the display frame rotation that matches with LCD screen 31, this function compiles for U.S. or the composing personnel just very share.
Yet everyone uses the custom of computer different with environment, and the height of required screen is also inequality, and therefore except adjusting the screen front and back luffing angle and the anglec of rotation, the user also needs to adjust the height of display sometimes.The supporting seat of general LCD can't be adjusted height mostly, though some display supporting pedestal provides height adjustable function, but the user must unclamp fixing part earlier, and display is drawn high, and then part is locked back fixing.
Because the part on the necessary dismounting display supporting pedestal of user, could adjust its height, and this will waste user's time and bring inconvenience, in addition, existing display equipment is easy to topple over because of neglectful collision, and therefore the design of present supporting seat is not very convenient for the user.
(4) description of drawings
Below by most preferred embodiment and accompanying drawing display supporting pedestal of the present utility model is elaborated, in the accompanying drawing:
Fig. 1 is the schematic side view of existing display equipment, illustrates that a LCD screen can do the rotation of luffing angle.
Fig. 2 is the front-view schematic diagram of existing display equipment, illustrates that this LCD screen can be according to the axis rotation on vertical this LCD screen plane.
Fig. 3 is the perspective exploded view of a preferred embodiment of the utility model display supporting pedestal.
Fig. 4 is the part combination synoptic diagram of an elastic component, an axostylus axostyle and two end caps.
Fig. 5 is the part combination synoptic diagram of this elastic component and a sliding part.
Fig. 6 is the schematic side view that this sliding part, this sliding part and a fixture match and assemble.
Fig. 7 is the solid combination synoptic diagram of this preferred embodiment, wherein also includes a plurality of shells, protecting cover and a guard shield.
Fig. 8 is the schematic side view of the preferred embodiment among Fig. 7, illustrates that a display is positioned on the higher position.
Fig. 9 is the schematic side view of the preferred embodiment among Fig. 7, illustrates that this display is positioned on the lower position.
Figure 10 is the schematic side view of the preferred embodiment among Fig. 7, illustrates that this display can do the upwards rotation of the luffing angles of 30 degree, downward 5 degree.
Figure 11 is the front elevational schematic of the preferred embodiment among Fig. 7, illustrates that this display can be according to the axis rotation of vertical this display plane.
Figure 12 is the synoptic diagram at the about 75 degree visual angles of the preferred embodiment among Fig. 7, illustrates that this display can do the rotation of side direction with respect to the keeper of a pedestal.
(5) embodiment
Consult Fig. 3, the preferred embodiment of the utility model display supporting pedestal 1 is to be placed on the plane, and in order to support a display 2, wherein this plane for example is that a desktop or other can be placed the working face of this display supporting pedestal 1.In this preferred embodiment, this display 2 is LCD, but in other embodiment of the utility model, this display supporting pedestal 1 is applicable to different displays, and does not exceed so that this preferred embodiment is illustrated.
This display supporting pedestal 1 includes a pedestal 11 and a fixture 12, a sliding part 13, an elastic component 14, an axostylus axostyle 15 and a coupling arrangement 16, and the back explanation is held in its detailed effect.
This pedestal 11 from bottom to top include one be positioned on this plane keeper 111 and one and this keeper 111 articulate and can make the tumbler 112 that level pivots with respect to this keeper 111.
This fixture 12 includes one and is arranged on this rotation section 112 and upwardly extending body 121, and this body 121 is one to define a hollow bulb 122 and be formed with the surrounding wall of an opening 123 that is connected with this hollow bulb 122.The upper limb in these body 121 the place aheads is formed with a stop section 125, and the upper limb at rear is formed with two grooves 126.
This sliding part 13 includes a body 131, this body 131 is one to have the surrounding wall of upper and lower end, this surrounding wall defines an accommodation space 132 and is formed with an opening 133 that is connected with this accommodation space 132, and this body 131 can slide up and down to be plugged in this hollow bulb 122.
This elastic component 14 is to be reeled by elastic strip body to form, and it includes a free end 141, an extension 142 and a coiling portion 143, and is formed with two hooks 144 on this free end 141.
This axostylus axostyle 15 penetrates the coiling central space of the coiling portion 143 of this elastic component 14, in addition, has two end caps 151 to be set on this axostylus axostyle 15 respectively and abuts against this coiling portion 143 both sides.
As Fig. 4 and shown in Figure 5, when assembling, this elastic component 14 is combined into an one-piece construction with this axostylus axostyle 15 and this end cap 151, then this one-piece construction is inserted this accommodation space 132.
Then, one end of this axostylus axostyle 15 penetrates earlier among the wall body of this sliding part body 131 lower ends one side, and the other end penetrates the wall body of these sliding part body 131 lower end opposite sides again, make the two ends of this axostylus axostyle 15 be connected on the internal face of these sliding part body 131 lower ends, the coiling portion 143 of this elastic component 14 then is positioned among this accommodation space 132.142 of the free end 141 of this elastic component 14 and extensions are outwards passed by this accommodation space 132.
Consult Fig. 3,5 and 6, two auxiliary spacers 136 are separately fixed on the two sides of this sliding part body 131.During assembling, the lower end of this sliding part body 131 is inserted in downwards among this hollow bulb 12 together with this elastic component 14, this axostylus axostyle 15, this end cap 151 and this auxiliary spacer 136.Since this sliding part body 131 not with the internal face driving fit of this fixture body 121, therefore the gap that can fill up between the two of this auxiliary spacer 136 makes its driving fit, and the slip of the direction that this sliding part body 131 can be guided along this hollow bulb 122 really about doing.144 of this hooks on the free end 141 of this elastic component 14 are hung on respectively on this groove 126 of these fixture body 121 rear upper limbs, and should link up with 144 with two screws 145 and be fixed on this groove 126.
Consult Fig. 3,5 and 7, after this sliding part body 131 is inserted in this hollow bulb 122, one banking stop 135 with two screws 137 locking in the lower end of this sliding part body 131 and pass this opening 123, make this sliding part body 131 when upwards sliding, this banking stop 135 is conflicted mutually with the stop section 125 of this fixture body 121, and can avoid this sliding part body 131 whole by deviating from this hollow bulb 122.
Consult Fig. 3 and 7, this display supporting pedestal 1 also includes one in order to connect the coupling arrangement 16 of this sliding part body 131 and this display 2.This coupling arrangement 16 includes a revolving part 161 and a supporting 162, and wherein this revolving part 161 articulates also and can pivot around the axis of a level with the upper end of this sliding part body 131, make this display 2 can do the rotation of luffing angle.This supporting 162 then is fixed on the back side of this display 2 and articulates also and can pivot around the axis on vertical these display 2 planes with this revolving part 161, make this display 2 can do the rotation of the horizontal longitudinal direction of picture.
As shown in Figure 7, for the mechanism that avoids this display supporting pedestal 1 and part expose the safety that produces and problem attractive in appearance, this fixture 12 also includes two elongated envelope 124 that can envelope this body 121, and this sliding part 13 also includes two elongated envelope 134 that coat this sliding part body 131 and can slide up and down thereupon.Two protecting covers 163 cooperatively interact with a guard shield 164 and can cover in the part that whole coupling arrangement 16 and this coupling arrangement 16 are connected with this sliding part 13 and this display 2.Because this part belongs to the design of existing outward appearance, is not emphasis of the present utility model, therefore no longer describe in detail.
In the utility model display supporting pedestal 1, the elastic force of this elastic component 14 is equivalent to the weight that this display 2 adds other members (as sliding part 13 and coupling arrangement 16 etc.), by equilibrium of forces, this display 2 can be located on arbitrary position.
What this must be illustrated be, this elastic component 14 in this preferred embodiment is volute springs, this extension 142 of this elastic component 14 is being to furl among this coiling portion 143 under the situation that is not subjected to external force, so when coiling portion 143 was pullled downwards, the elastic force of upwards replying can be extended and have in this extension 142.When this sliding part body 131 was plugged in the hollow bulb 122 of this fixture body 121 and slides up and down, the coiling portion 143 that this axostylus axostyle 15 will drive this elastic component 14 moved up and down and makes its rolling or stretching, extension, and this extension 142 is also shortened automatically and elongated.And the elastic force of this elastic component 14 has the characteristic that keeps constant haply, can not change to some extent along with the lengthening of this extension 142 or shortening.Therefore, no matter this display 2 is positioned on any position, its weight that presses down all is equivalent to the elastic force of this elastic component 14, and this display 2 can be located on arbitrary position.
In addition, when these coiling portion 143 rollings or when stretching, this end cap 151 can allow this coiling portion 143 do moving up and down on certain direction, avoids this coiling portion 143 because of the reel situation generation of distortion of lateral displacement.
This mandatory declaration be, the display of different size has different weight, therefore in other embodiment of the utility model, the torque value of selected elastic component 14 must cooperate the weight of display in this display supporting pedestal 1.For instance, the torque value of the elastic component 14 that matches with 15 o'clock LCD is between 19-24.5kg/cm, and the torque value of the elastic component 14 that cooperates with 17 o'clock LCD is between 38.5-46.5kg/cm.
Consult Fig. 8 and Fig. 9, this display 2 is installed on this display supporting pedestal 1, by above explanation as can be known, the elastic force of this elastic component 14 is equivalent to the weight that this display 2 adds other members, and its elastic force can't change to some extent along with the length of its extension 142.Therefore, when the user wants the height of this display 2 is drawn high, it need hold up the height of wanting with this display 2 of handgrip, the coiling portion 143 that this axostylus axostyle 15 will drive this elastic component 14 moves up and makes these extension 142 rollings among this coiling portion 143, because the elastic force of this elastic component 14 is equivalent to the weight of this display 2 and other members, stop the application of force this moment, by static friction equilibrium of forces between this sliding part 13 and this fixture 12, do not need to employ any instrument, the part of trip or other location can improve this display 2 and be positioned on the above-mentioned height of wanting.
On the contrary, if the user wants to reduce the height of this display 2, its needs press down this display 2 with hand, the coiling portion 143 that makes this axostylus axostyle 15 drive this elastic component 14 moves down and makes this extension 142 elongations, and not needing to employ any instrument equally can reduce the position of this display 2 and be positioned on this lower position.
Consult Figure 10, owing to the revolving part (figure does not show) and the upper end pivot joint of this sliding part 13 of this coupling arrangement 16 also can be around the axis pivots of a level, in this preferred embodiment, this display 2 can be done the upwards rotation of 30 degree, downward 5 luffing angles of spending.
Consult Figure 11, the above-mentioned supporting of mentioning this coupling arrangement articulates with this revolving part (figure does not show) and can pivot around the axis on vertical these display 2 planes, therefore the user can be voluntarily according to oneself hobby, or the needs in the work, this display 2 revolved in a clockwise direction or counterclockwise turn 90 degrees, and the setting of cooperation software, make the screen-picture rotation that matches, to select optimal presentation mode, this is for similarly being to be engaged in for the art editor or the personnel of books and newspapers layout, and this function is just very share.
Consult Figure 12, mention in front, because the keeper 111 of this display supporting pedestal 1 pedestal 11 is positioned on this plane, and tumbler 112 articulates with this keeper 111 and can pivot with respect to these keeper 111 levels, therefore the user can pull this display 2 with hand, make this display 2 with respect to the side direction rotation and arrive own desired angle to the left or to the right of this keeper 111, or needed angle in the work.In this preferred embodiment, this display 2 monolateral maximum angle of side direction rotation to the left or to the right is 75 degree.
In addition, because the user can quite easily make it do the side direction rotation with respect to this keeper 111 by pulling this display 2, if therefore the user collides this display 2 because of carelessness when work, need not worry that this display supporting pedestal 1 can be by the carrying out that knocks down and cause the damage of equipment or influence work.
Conclude above-mentioned, design with the utility model display supporting pedestal 1, this display 2 except the rotation that can make luffing angle and can axis rotation according to vertical these display 2 planes, because the elastic force of this elastic component 14 keeps constant haply and is equivalent to the weight of this display 2 and other members, so this display 2 can be positioned on arbitrary position of wanting.On the other hand, because this display 2 can quite easily be done the side direction rotation with respect to this keeper 111, therefore, need not worry that this display supporting pedestal 1 can be knocked down, so above-mentionedly can reach the purpose of this utility model really even collide this display 2 because of carelessness yet.