Improved vacuum chuck device
Technical field:
The utility model belongs to the daily living article field, relates to a kind of improved vacuum chuck device.
Background technique:
Hook, the suspension member that generally uses on the glass of ordinary family or office, mirror or the ceramic tile wall in the past, it is fixing that majority is pasted glue by nail (screw) or two sides.In the similar various fixed tool, though the soundness of a part is outstanding, yet the wall that is pasted is impaired easily, when adding the mobile position, stayed clumsy vestige, even, caused installing the valuable affixed object in back and split away off even damaged phenomenon happens occasionally because soundness is bad.
For the impaired problem of wall being eased and the position of affixed object allows change, installs conveniently again easily, at present popular is to adopt vacuum chuck device.Though vacuum chuck device has many strong points, its retention force and loading range only are confined to the lighter suspension members such as towel rack, soap holder, toothbrush socket that are similar to.For the retention force that makes vacuum chuck device strengthens, the designer has carried out exploitation, research repeatedly.
Fig. 3 is that used in the past one routine vacuum chuck device is inhaled the securing sectional drawing of subsides.
This vacuum chuck device comprises, the top center place have through hole 111, in establish start-up space portion 114 gland shape hard hide 110, described covering inside is provided with large and small two circle cutting ferrule layers 122; The screw rod 121 that exposes by through hole 111 is connected with soft sucker 120, and there is smooth one side the inboard of soft sucker, that the outside has is outer, in, three layers of inner layer, middle ring layer has the place 112 that caves inward; The described little cover that hides inside is laminated to ring layer recess 112 in the soft sucker.In nut 140 rundown process, with sucker 120 outside pull-ups, hide 110 by screw rod 121 to the wall pressurization, by adherent with sucker 120 between the tubaeform cavity of formation, and make this cavity become the powerful vacuum state.
Its performance was remarkable when the vacuum chuck device of above-mentioned formation was inhaled on ganoid walls such as glass, mirror and pasted, but when using on rough wall, had produced trickle slit because wall is concavo-convex, was difficult to keep vacuum state.Therefore narrow limitation is arranged in the use.And as shown in the figure, being completely fixed final vacuum, to keep space B 1 narrow and small, and vacuum performance of bringing into play its height is affected.
Fig. 4 is that another routine vacuum chuck device of using is inhaled the securing sectional drawing of subsides.
This vacuum chuck device is included in the top center place and has through hole 211, in establish the lid shape of start-up space portion 214 hard hide 210, the inboard welt place of described covering 210 has to inhale pastes based polyurethane, PVC, circle 222 is pasted in soft silica gel or the auxiliary suction of inhaling subsides property rubber material, the auxiliary stickup circle 222 that the start-up space portion 214 of described covering 210 is accommodated is at inboard welt place, the screw rod 221 that exposes by through hole 211 is connected with hard sucker 220, when nut 240 is tightened screw rod 221 in the direction of the clock, sucker 220 is when being pulled outwardly, hide 210 to by adherent pressurization, make by the space vacuumization between adherent and the sucker 220.
But above-mentioned vacuum chuck device is to rely on the auxiliary fine voids of pasting circle 222 sealings or filling and leading up the concave-convex type wall, makes the space vacuumization of 220 in concavo-convex wall and sucker.In the process that above-mentioned vacuum chuck device comes off several times, it is low that property is pasted in the suction of described auxiliary stickup circle 222, or when having booty to exist, and it is inhaled, and to paste effect not good enough.And this vacuum chuck device, to keep space B 2 narrow and small because of being completely fixed final vacuum, and performance high vacuum performance has certain narrow limitation.
The model utility content:
The technical problems to be solved in the utility model provides a kind of no matter on smooth surface, and still rough wall can both be brought into play its strong suction subsides effect, makes the improved vacuum chuck device that suspension member is stable, permanent, firmly fix.
The technical solution of the utility model is as follows:
Described improved vacuum chuck device comprises, the hard that has the similar cover cap shape of through hole at the top center place hides, coveredly accommodate and be built in the soft elasticity of using in the covering and inhale and paste circle, the hard vacuum regulator board that the center portion links to each other with screw head, the screw rod that from the through hole that hides, passes, the nut that links to each other with the screw rod tail end; Size two circle cutting ferrule layers are arranged in the described covering.
Circle the inside flue is pasted in described suction, that the outside has is outer, in, interior three ring layers, its level is successively to raise, and the groove of a circle depression is arranged between middle ring layer and the inner layer.
Described lesser calorie jacket layer is to have the rib that radially distributes on the interior covering inwall, and the effect of this rib is to increase the intensity that hides.
Be with the irony pad on the screw rod between described covering and the nut.
Injection moulding links to each other between described screw rod and the hard vacuum regulator board.
Also be provided with the outstanding draw-in groove that can connect suspension member in the described covering.
Also be with on the described screw rod by bayonet socket and covering and go up the outstanding draw-in groove suspension member of clamping mutually.
The utility model is a kind of improved vacuum chuck device by the complex structureization that hard hides, circle is pasted in soft suction, the hard regulator board is combined into one, it comprises that the top center place has the hard covering of through hole, size two circle cutting ferrule layers are arranged in the covering, according to the compactedness that hides, the one circle kilocalorie cover bed thickness at edge is high again, one circle lesser calorie jacket layer of the inside is thin low again, and the inner start-up space portion that forms of the lesser calorie jacket layer of covering forms narrow and small containing space portion between kilocalorie jacket layer and the lesser calorie jacket layer; There is soft suction to paste circle between the big or small cutting ferrule layer of described covering and the vacuum regulator board and is clipped in central authorities; Described suction is pasted a side of circle when exerting pressure, can produce creeping deformation, and the opposite side of pressurized is accommodated by the start-up space portion of described covering, and with paste wall and be arranged in parallel, the edge section sealing of pressurized, inhale to paste to enclose and also stably accommodated in the edge section of vacuum regulator board, its inner ring is clamped tightly, forms pressurized; The screw rod of the certain-length that exposes by the through hole that hides links to each other with the injection moulding of hard vacuum regulator board; In the process that screw rod is turned in the other direction or tightened, the vacuum regulator board of start-up space portion inside is also correspondingly done the slight of fore-and-aft direction and is moved.
A kind of improved vacuum chuck device of the utility model, the interaction that relies on the suction between its size that is folded in covering two circle cutting ferrule layers to paste the vacuum regulator board of circle and inside thereof, has the structural feature that to keep higher degree of vacuum than vacuum chuck device in the past, can not only be at smooth surfaces such as glass, ceramic tiles, even can bring into play strong suction at rough wall and paste power, have not damaged metope, can for a long time stably fix and advantage such as keep, be fit to apply.
Description of drawings:
Fig. 1 is the exploded view that each constituent element decomposition of the improved vacuum chuck device of the utility model is come;
Fig. 2 a and Fig. 2 b are that the improved vacuum chuck device of the utility model is attached on the wall, be completely fixed before with after comparison diagram;
Fig. 2 a is that the stationary plane with improved vacuum chuck device is attached on the wall, and sectional drawing when closely connected pressurizes;
Fig. 2 b is on the basis of Fig. 2 a, with nut improved vacuum chuck device is tightened, and makes improved vacuum chuck device keep the high vacuum state, and makes it closely connected sectional drawing fully;
Fig. 3 is that sectional drawing is pasted in the suction of used a kind of vacuum chuck device in the past;
Fig. 4 is that sectional drawing is pasted in the suction of used another vacuum chuck device in the past.
Fig. 5 is the assembling section that the utility model has the improved vacuum chuck device of suspension member;
Fig. 6 is the decomposing section that the utility model has the improved vacuum chuck device of suspension member;
Fig. 7 is the decomposition side view that the utility model has the improved vacuum chuck device of suspension member.
Reference character:
A; Vacuum before being completely fixed is kept space B, B1, B2; Vacuum after being completely fixed is kept the space
1; Suspension member 10,110,210; Hide
11,111,211; Through hole 12,122; The cutting ferrule layer
13; Containing space portion 14,114,214; Start-up space portion
20; Inhale and paste circle 21; Pressurized
30; Vacuum regulator board 31; Screw rod
15,16; Reinforced rib 50; The irony pad
32; Add pressure surface 40,140,240; Nut
25; Inhale and paste the groove that circle is gone up the circle depression between middle ring layer and the inner layer
120,220; Sucker 121,221; Screw rod
112; Middle ring layer recess 222; The auxiliary circle of pasting
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing and a preferred embodiment.
As shown in Figure 1, described a kind of improved vacuum chuck device comprises in the utility model: have through hole 11 at the top center place, the hard of similar cover cap shape hides 10; Covered 10 accommodate, and are built in to hide the elastomeric flexible suction subsides circle 20 that uses in 10; The hard vacuum regulator board 30 that the center portion links to each other with screw rod 31 head injection mouldings; By hiding the screw rod 31 that 10 through hole 11 exposes; The nut 40 that links to each other with the screw rod tail end; Size two circle cutting ferrule layers 12 are arranged in the covering; Be with irony pad 50 on the screw rod between covering and the nut.
At first, described covering 10, such as among Fig. 1 and Fig. 2 b the displaying, form the rigid outer structure of similar cover cap shape, its inside forms a circle kilocalorie jacket layer along outward edge, one circle lesser calorie jacket layer 12 is arranged inside again, the lesser calorie jacket layer is to have the rib 15,16 that radially distributes on the interior covering inwall, the inner formation of lesser calorie jacket layer can be accommodated the start-up space portion 14 of vacuum regulator board 30, form the containing space portion 13 of pasting circle 20 of inhaling between the kilocalorie jacket layer at lesser calorie jacket layer and edge, the top center place that forms start-up space portion 14 has through hole 11.
Shown in Fig. 1, Fig. 2 a and Fig. 2 b, circle 20 the inside flues are pasted in described suction, that the outside has is outer, in, interior three ring layers, its level is successively to raise, and the groove 25 that a circle depression is arranged between middle ring layer and the inner layer, when covering was closed up with suction subsides circle, the lesser calorie jacket layer in the covering was stuck in the inboard of inner layer, and Fig. 2 (is seen a) greatly in the space of this groove; When inhale pasting the covered and regulator board extruding of circle, (seeing Fig. 2 b) filled and led up in the space of this groove fully, inhales to paste circle 20 and be sandwiched in 10 the containing space portion 13 of hiding, and its soft Elastic Circular coil structures plays a part to be similar to former sucker 120 and 220.That is to say that when a side { from hiding 10 the outside } pressurization of circle 20 was pasted in described suction, the opposite side that is crushed increased surface of contact, make it closely connected with affixed object voidlessness ground.
Circle 20 pressurized 21 along inner layer formation pasted in described suction, and the outer ring of vacuum regulator board 30 is stably accommodated, and closely connected.
Described vacuum regulator board 30 shown in Fig. 1 and Fig. 2 a, pastes circle 20 by the covering 10 that has through hole 11, outstanding screw rod 31 and suction, by the load of pressurizeing from nut, and has and the different rigid material of soft sucker in the past.Shown in Fig. 2 a and Fig. 2 b, paste circle 20 and vacuum regulator board 30 formed spatial variations according to wall and suction, that is to say that being completely fixed the initial vacuum keeps space A, and be completely fixed final vacuum and keep difference in volume between space B apart from maximization, be in the decompression state of height after being completely fixed, make it to have strengthened the obvious enlarged functional of suction subsides power.
In order to realize this function, the start-up space portion 14 of described vacuum regulator board 30 covered 10 accommodates, and is being arranged in parallel with wall, its edge add pressure surface 32, with pressurized 21 that inhale to paste circle 20 closely connected, the center bolt on the vacuum regulator board 30 plays important pressure-bearing effect.
Described nut 40, shown in Fig. 1 and Fig. 2 a, by screw thread with pass the screw rod 31 that exposes and be connected from hiding 10 through hole 11.Itself plays a part knob nut, has embodied the central loading that combines with affixed object.Nut is clockwise or in the process of rotation counterclockwise, makes described vacuum regulator board 30 do moving a little in start-up space portion 14, forms vacuum thus and keep space A and B between vacuum regulator board 30 and wall.
In addition, also can establish the outstanding draw-in groove that can connect suspension member in the described covering, according to circumstances, can put on the screw rod by bayonet socket with hide the outstanding draw-in groove suspension member 1 of clamping mutually, as reel stand, Fei Suds frame, tray rack, how with tripod, use a cabinet frame and hanging hooks frame or the like, as Fig. 5, Fig. 6, shown in Figure 7 more.
According to the said structure feature, principle is pasted in the suction of the improved vacuum chuck device of the utility model, be explained as follows:
At first, installation personnel towards wall, pressurizes the stationary plane of improved vacuum chuck device and one-time fix shown in Fig. 2 a.At this moment, become the described wall of fixing object and no matter be smooth surface or uneven, the stationary plane of described improved vacuum chuck device just is in the pressurization close-fitting state towards wall.
Then, installation personnel is shown in Fig. 2 b, nut 40 is rotated to clockwise direction, described vacuum regulator board 30 will hide 10 start-up space portion 14 and dwindle, it adds pressure surface 32 and will inhale the pressure surface 21 that adds that pastes circle 20 and outwards oppress, hide 10 simultaneously the suction of edge section pasted circle 20 to the compressing of wall direction, inhale the surface of contact that pastes circle 20 and under the state of wall transverse extension, can fill and lead up the concavo-convex space of wall, simultaneously oppressed forcefully.
At this moment, as mentioned above, the spatial variations that forms between circle 20 and the vacuum regulator board 30 is pasted in wall and suction, promptly be completely fixed the initial vacuum and keep space A, and be completely fixed final vacuum and keep difference in volume distance between the space B,, be in the decompression state (high vacuum state) of height after being completely fixed compared with obviously widening of forming in the past, give play to firm suction and pasted power, guaranteed sealing completely.
In order to make the suspension member mobile position, when described improved vacuum chuck device will be lifted down, need only nut 40 is turned on removable position whenever and wherever possible in the other direction.