CN2055204U

CN2055204U - Supporting device connected on wall

Info

Publication number: CN2055204U
Application number: CN 89201716
Authority: CN
Inventors: 李祯文
Original assignee: Individual
Current assignee: Individual
Priority date: 1989-02-13
Filing date: 1989-02-13
Publication date: 1990-03-28

Abstract

The utility model discloses a supporting device connected to wall, which can adsorb on the walls and form a bearing point. The utility model is mainly composed of a cup, an adjusting bolt, fastening components, pressure-bearing components, and a lever assembly. Negative-pressure is formed in the cup by that the air in the cup is exhausted, so pressure difference is generated and the supporting device connected to wall is adsorbed on the walls. The utility model is characterized in that force can be impressed on the edges of the cup by the lever assembly when the supporting device connected to wall is bearing load; in particularly, when the bearing load is increased, the force which is impressed on the edges of the cup by the lever assembly is increased as the increase of the beating load; meanwhile, the inner space of the cup can automatically increase under a certain conditions, so the bearing capacity of the supporting device connected to wall is improved.

Description

Supporting device connected on wall

The utility model is a kind of support device that can be adsorbed on the wall.

People are in work and life, the strong point often need be set on stick the wall of ceramic tile to be come hanging object or uses it for anything else, if employing hammers into iron nail and forms the strong point, wall is damaged, and for hard wall, for example, for metal wall smooth on steamer or the naval vessel etc., it is very difficult forming the strong point with the thing that hammers into iron nail and so on, adopt a kind of mainly by leather cup, the attached wall device that adjusting screw rod and clamp structure are formed can form a strong point on wall, Fig. 1 and Fig. 2 promptly are the schematic representation that this attached wall device is used for vertical wall.This attached wall device compresses clamp structure 13 with air in the leather cup 2 after getting rid of by unscrewing adjusting screw rod 8, screwing adjusting screw rod 8 again expands space in the leather cup 2, make the leather cup 2 inner spaces that form, utilize the leather cup 2 inside and outside pressure differences that exist that device is adsorbed on the wall with certain vacuum degree.

But, shortcoming below this device exists: be exactly when load that this device bore increases gradually, 13 pairs of leather cup surrounding edges of clamp structure or leather cup surrounding edge will reduce gradually by the pressure at position, upper end, cause the slit between itself and the wall to become greatly the leak rate increase gradually, leather cup 2 internal vacuums reduce, when load capacity reached certain numerical value, pressure was with complete obiteration, at this moment, the leather cup edge begins to shrink to leather cup 2 central directions, at last by splitting away off on the wall.

The utility model purpose is that a kind of improved wall-attachment support device will be provided.

The wall-attachment support device that the utility model provides is when the load of bearing increases gradually, to little by little increase of 13 pairs of leather cup surrounding edges of clamp structure or leather cup surrounding edge by position, upper end applied pressure, the leather cup edge is not slided to central direction, leak rate also reduces to have guaranteed effectively this device when the load that bears is increased to certain numerical value along with the increase of load, can not split away off on by wall to the increase of the slip of leather cup central direction and leak rate because of the leather cup surrounding edge.

The utility model is realized with the following method:

The rotatingshaft of a leverage is arranged on the clamp structure, one end of leverage is as the bearing end of bearing load, the other end is as exerting pressure end, after this device is adsorbed on wall, during the bearing end bearing load of leverage, the end of exerting pressure promptly should rotate, but since exert pressure the end and the leather cup surrounding edge between be provided with compression-member, the end of exerting pressure is pressed on the compression-member, compression-member is pressed in again on the leather cup surrounding edge, therefore when the load of certain numerical value is born in the bearing end, the end of exerting pressure does not rotate, but acted on moment of rotation on the surrounding edge of leather cup by compression-member, make that the leather cup surrounding edge is compacted not to slide, the slit of leather cup surrounding edge is reduced, leak rate descends, when the load that bears when the bearing end surpasses certain numerical value, clamp structure is under the effect of the power that the rotatingshaft of leverage applies, begin to rotate, clamp structure disengages because of compression-member upper end, but because clamp structure has driven the motion of leather cup top when rotating, makes the leather cup inner space obtain expanding, so make leather cup external and internal pressure difference obtain increasing, bearing capacity is further enhanced.

Concrete structure of the present utility model is provided by following embodiment and accompanying drawing thereof and explanation.

Fig. 3 and Fig. 4 are the schematic representation that the utility model is used for the embodiment one of vertical wall.

Fig. 3 is the partial cutaway sight line that Fig. 4 cuts open along the A-A hatching.Figure.

Adopt latex, rubber or other soft material to make, and be coated with one deck adhesive sticker with the enhanced leaktightness performance by wall one side referring to Fig. 3, Fig. 4, soft washer 1 at it with favorable elasticity.Leather cup 2 is made by the soft plastic or the rubber of good springiness and stretch-proof, the leather cup top is made cube shaped and is provided with and can insert the rectangular through-hole that connects positioning rod 10, U-shaped connecting sheet 9 has been made in one end of adjusting screw rod 8, have two on the U-shaped connecting sheet 9 and can insert the rectangle aperture that connects positioning rod 10, clamp structure 13 middle parts have one can insert the circular hole of regulating nut 7, respectively there is a spill fixed card 11 that Open Side Down in circular hole left and right sides edge, the width of spill fixed card 11 make connect positioning rod 10 can be in Baltimore groove along and the unrestricted motion of wall Vertical direction, the its lower edge of clamp structure 13 is provided with a transverse axis 14, when bearing end 6 bearing loads surpass certain numerical value, clamp structure 13 promptly disengages and begins with transverse axis 14 with the upper end of compression-member 15 is the center of circle, make circular movement along the direction of leaving wall, two outstanding ends of the upper female end of clamp structure 13 are provided with the axis hole of the rotating shaft 5 of supporting leverage, in the bearing end 6 carryings the time exert pressure the sense of rotation of end 4 can be with a angle that the wall plane forms by position and the change compression-member 15 that changes rotating shaft 5, the way of the shape of clamp structure 13 and leverage is provided with in the scope of 0 °＜a＜180 °, Fig. 5 and Fig. 6 promptly are respectively the schematic representation that a angle is 5 ° and at 175 o'clock, and a angle of present embodiment one is arranged on about 80.Compression-member 15 is made the bottom and is had a logical barrel-shaped shape that contacts and the leather cup surrounding edge can be pressed on the approximate half garden shape of the surface of contact on the wall with the leather cup surrounding edge, the middle part of compression-member 15 upper ends half garden shape has Baltimore groove, exert pressure and longitudinally to slide after end 4 snaps in the Baltimore groove notch and can not be along laterally swinging, two side walls are provided with the axis hole of supporting transverse axis 14 about compression-member 15 lower ends, the rotating fulcrum when being used as clamp structure 13 and beginning to rotate after load is increased to certain numerical value.After the leather cup top snaps in the U-groove bevel of U-shaped connecting sheet 9, in the through hole at connection positioning rod 10 insertion U-shaped connecting sheets 9 and leather cup top it is coupled together, for preventing to slide after connecting positioning rod 10 inserts rectangular opening, on the connection positioning rod 10 at U-groove bevel two outer side surface places, have small sircle hole, fixed with cotter pin, two ends that connect positioning rod 10 then place among the recess of spill fixed card 11, present embodiment is except that leather cup 2 and soft washer 1, and all the other all can adopt iron or rigid plastics to make.

Operating process and working principle are as follows:

Pin clamp structure 13, pin simultaneously and unscrew and regulate nut 7 along counterclockwise direction, leather cup 2 inner airs are excluded, connecting the end of positioning rod 10 this moment moves to the wall direction in spill fixed card 11, after treating that leather cup 2 inner airs are got rid of, again by tightly consolidating member 13, screw along clockwise direction simultaneously and regulate nut 7, at this moment, connecting positioning rod 10 moves to the direction of leaving wall in spill fixed card 11, the atmospheric pressure of leather cup 2 inside reduces gradually, and the volume of inner space increases gradually, and the elastic force that shrink to the wall direction at the leather cup top strengthens gradually, and the leather cup surrounding edge is compressed by clamp structure 13 and compression-member 15, owing to had certain pressure difference inside and outside the leather cup 2, so under the effect of leather cup 2 outside atmosphere to leather cup 2 applied pressures, this device is attracted on the wall.

After when 6 bearing loads of bearing end, the end 4 of exerting pressure contacts with compression-member 15, and the moment of rotation of end 4 generations of exerting pressure during with bearing end 6 carryings are added in the upper end of compression-member 15, compresses by the top of compression-member 15 with the leather cup surrounding edge.

After bearing end 6 bearing loads surpass certain numerical value, the pressure that the top of leather cup surrounding edge is subjected to further strengthens, simultaneously, because the active force of 5 pairs of clamp structures 13 of rotating shaft is strengthened, the upper end of clamp structure 13 is disengaged to the pressure disappearance of compression-member 15 and with compression-member 15, begin to do to be the garden Zhou Yundong in the center of circle and to drive the leather cup top and also move along leaving the wall direction with transverse axis 14, thereby leather cup 2 inner spaces are expanded, the pressure of leather cup 2 inner spaces is further reduced, leather cup 2 external and internal pressure differences further increase, and it is that bearing capacity has obtained enhancing that the result makes the adsorptive power of device.

Fig. 7 and Fig. 8 are the schematic representation that the utility model is used for the embodiment two of roof wall.

Fig. 7 is the partial schematic sectional view that embodiment two cuts open along Fig. 8 C-C hatching, and Fig. 8 is the schematic representation along Fig. 7 H direction.

Referring to Fig. 7 and Fig. 8, the logical bucket in compression-member 15 usefulness one garden both sides at an upper portion thereof excises two notches of part formation symmetrically, opens two Baltimore grooves that can snap in the end 4 of exerting pressure then on the barrel rim between two notches.Clamp structure 13 can place the free movable center of logical bucket, compression-member 15 gardens to be provided with garden shape cast iron plate or the garden shape hard plastic board that two and half garden oblique crank Z bearings 17 and center have the hole, garden symmetrically just by one and make, and on the limit of garden shape plate, also be provided with spill fixed card 11 that two recesses make progress and four symmetrically and be used for 1 one 16 of the protruding terminus of exerting pressure to compression-member 15, hold on the bearing 17 at two and half garden oblique crank Zs, the center is provided with two leverages that structure is identical symmetrically, when 6 carryings of the bearing end of two leverages, two end 4 centers of exerting pressure of two leverages are pressed in above the compression-member 15 symmetrically, two identical links 18 of structure will be linked up with 19 centers and couple together symmetrically, and the also available spring of link 18 replaces.

All the other label meanings are identical with the label meaning of Fig. 3 and Fig. 4 among Fig. 7 and Fig. 8.

After the supporting device connected on wall carrying of the present utility model, because the leak rate of device can increase with the load that bears and reduce, therefore the bearing capacity of device is more intense, can be applied in easily and form a strong point on the plane of various smoother, be particularly suitable for being used on the walls such as the ceramic tile of smoother or artificial marble, as the occasion of the temporary supporting point of a bearing load.

Claims

1, wall-attachment support device comprises leather cup 2, adjusting screw rod 8, clamp structure 13, it is characterized in that being provided with compression-member 15 and clamp structure 13 that the leather cup surrounding edge is compressed and is provided with the leverage that compression-member 15 is applied active force.

2,, it is characterized in that the leverage that is provided with on the clamp structure 13 has the bearing end 6 of bearing load and is provided with the end 4 of exerting pressure that pressure-bearing pressure member 15 is applied active force as the said wall-attachment support device of claim 1.

3,, it is characterized in that compression-member 15 has a logical barrel-shaped shape that contacts with leather cup 2 surrounding edges and all models of leather cup edge is pressed on the surface of contact on the wall bottom being arranged to as the said wall-attachment support device of claim 1.

4, as claim 2 or 3 said wall-attachment support devices, when it is characterized in that being attracted to 6 carryings of on the wall and bearing end as claim 2 or 3 said wall-attachment support devices, the end 4 of exerting pressure is pressed on compression-member 15 on the leather cup surrounding edge along the direction of pointing to wall.

5, as claim 2 or 3 said wall-attachment support devices, it is characterized in that using and on roof, be provided with two leverages symmetrically as center on the clamp structure 13 of claim 2 or 3 said wall-attachment support devices, when 6 carryings of two bearing ends of two leverages, two end 4 centers of exerting pressure of two leverages are pressed in above the compression-member 15 symmetrically.

6,, it is characterized in that using lower end on sidewall to be provided with one and make clamp structure 13 make the rotating fulcrum of garden motion as the garden heart with it as the compression-member 15 of the said wall-attachment support device of claim 3 as the said wall-attachment support device of claim 3.