阅读说明：本技术 一种强力挂件吸盘 (powerful pendant sucker ) 是由 唐舜风 于 2019-11-08 设计创作，主要内容包括：本发明公开了一种强力挂件吸盘,包括吸盘主体、吸盘压盖,调节螺杆安装在吸盘主体内,在吸盘压盖上设置有与调节螺杆位置对应的通孔,调节螺杆穿过通孔与外部的旋紧装置连接,所述吸盘主体设置有位于中间的吸附部和设于边缘的紧压部,在紧压部上设有凸部,在最外侧的凸部底端向外延伸形成凹陷的密封槽,在密封槽的最外缘设有向上突起的密封圈,相应地,在压盖裙边部设有与吸盘主体紧压部的凸部对应的凹部,在压盖裙边部的凹部最外缘设有向下延长的压盖外圈。本发明的强力挂钩吸盘使用方便、适用范围广、安装和拆卸简单,密封性好,吸附性强大,在普通瓷砖上进行重物试验可负载荷达17公斤,连续承重7天以上。(The invention discloses a powerful pendant sucker, which comprises a sucker main body and a sucker gland, wherein an adjusting screw rod is arranged in the sucker main body, a through hole corresponding to the position of the adjusting screw rod is arranged on the sucker gland, the adjusting screw rod penetrates through the through hole to be connected with an external screwing device, the sucker main body is provided with an adsorption part positioned in the middle and a pressing part arranged at the edge, a convex part is arranged on the pressing part, the bottom end of the convex part at the outermost side extends outwards to form a concave sealing groove, an upwards-protruded sealing ring is arranged at the outermost edge of the sealing groove, correspondingly, a concave part corresponding to the convex part of the sucker main body pressing part is arranged at the gland skirt part, and a downwards-extended gland outer ring is arranged at the outermost edge of the concave part of the gland skirt part.)

The powerful pendant sucker comprises a sucker main body, a sucker gland and an adjusting screw rod and is characterized in that the adjusting screw rod is installed in the sucker main body, a through hole corresponding to the position of the adjusting screw rod is formed in the sucker gland, the adjusting screw rod penetrates through the through hole to be connected with an external screwing device, the sucker main body is provided with an adsorption part located in the middle and a pressing part located at the edge, at least convex parts are arranged on the pressing part, the convex parts are arranged inwards one by one from the outer end of the pressing part, the bottom end of the convex part at the outermost side extends outwards to form a concave sealing groove, an upwards-protruding sealing ring is arranged at the outermost edge of the sealing groove, correspondingly, the sucker gland is divided into a gland cylinder body located in the middle and a gland skirt part located at the periphery of the cylinder, the gland cylinder body is arranged into a straight cylinder shape, the gland skirt part of the gland cylinder body extends outwards to form a gland skirt part perpendicular to the gland skirt part, the concave part corresponding to the convex part of the pressing part of the sucker main body is arranged at.

2. The powerful pendant suction cup of claim 1, wherein the suction part of the suction cup main body is provided with a limit snap ring protruding upwards, and the size of the inner cavity of the gland cylinder body just limits the limit snap ring in the cylinder body.

3. The powerful pendant suction cup of claim 1, wherein the adjusting screw is a style adjusting screw, comprising a screw base and a screw part, the screw base is pre-embedded in the suction cup body, and the screw part passes through the through hole to be connected with an external screwing device.

4. The kinds of strong force hanging pieces sucker as claimed in claim 1, wherein the pressing portion has two protrusions.

5. The kinds of heavy duty suction cup of of claims 1-4, wherein the compressing portion of the suction cup body is thinned, and the sealing groove and the sealing ring of the compressing portion are further thinned by steps.

6. The kinds of powerful pendant suction cup of claim 5, wherein the pressing portion is thinned to 2-4 mm, and the sealing ring is thinned to 1-2 mm.

7. The kinds of powerful pendant suction cup of claim 6, wherein the pressing portion is thinned to 3 mm, and the sealing ring is thinned to 1.5 mm.

Technical Field

The application relates to powerful pendant suckers, which are used for connecting various pendants in a bathroom and a kitchen with a wall body and belong to daily necessities.

Background

In daily life, methods for installing hanging pieces such as bath towel bars, hooks, soap boxes, article holders, towel racks and the like on a wall body are that holes are drilled on the wall body in a punching mode, then expansion screw holes are nailed in the holes, and then the hanging pieces are connected to the wall body and fixed through expansion screws.

In addition, methods are a punching-free mode, and two methods are generally adopted at present, namely methods are used for sticking glue, methods are used for sticking a sucker, and the sticking type hanging piece is convenient to use, but has small bearing capacity, cannot resist sunshine and rain, is easy to fall off after being used for years, is not easy to uncover when the hanging piece needs to be displaced, and is difficult to clean the sticking glue on the wall surface after being uncovered forcibly.

The sucker type pendant is convenient to install and use, and can be fixed without any adhesive agent only by virtue of the adsorption force brought by negative pressure formed in the sucker, however, many existing sucker pendants are too simple in design or unreasonable in structure, the sealing performance of the sucker is poor, the adsorption force is small, the adhesion is insufficient, the bearing capacity is small, and only the pendant with light weight can bear the weight, when the pendant with large weight or large volume needs to be hung, the pendant can not be directly stuck due to too large gravity, or the pendant cannot be stuck but cannot bear the endurance, and the pendant automatically falls off from the wall surface after periods of installation.

, the sucker body is not provided with a sealing structure, or the sealing structure is provided with a defect, which causes poor sealing performance of the periphery of the sucker, insufficient tight joint between the sucker bodies and between the sucker and the wall surface, unstable vacuum state inside the sucker, gradual leakage of air into the sucker during use, gradual failure of the adsorption force and falling off, most of the sucker glands are arranged in a semicircular or arc shape, the inner cavity forms a conical or trapezoidal cylinder when in the adsorption state, the volume formed by the adsorption of the inner cavity on the adsorption surface with the same area is smaller, so that the vacuum degree is small, the negative pressure strength is small, the adsorption force of the sucker is not strong, the connection with the wall surface is unstable and the sucker is easy to deform, and downward inclined pulling forces are generated on the sucker when the weight of a suspended object is too large, so that the sucker is easy to deform and lose efficacy, and the suspended object falls off.

In order to solve the defects existing in the prior art, kinds of good sealing performance, strong adsorbability, lasting adsorption, convenient opening and closing, simple displacement and long service life need to be designed.

The present application has resulted therefrom.

Disclosure of Invention

To the defect that above-mentioned prior art exists, the aim at of this application provides kinds of powerful pendant sucking discs, its convenient to use, application scope , installation and dismantlement are simple, and the leakproofness is good, and the adsorptivity is powerful, adsorbs lastingly.

In order to achieve the purpose, the technical scheme adopted by the application is as follows:

powerful pendant sucker, including a sucker body, a sucker gland, and an adjusting screw, characterized in that the adjusting screw is installed in the sucker body, the sucker gland is provided with a through hole corresponding to the adjusting screw, the adjusting screw passes through the through hole and is connected with an external screwing device, the sucker body is provided with a middle adsorption part and a compression part arranged at the edge, the compression part is provided with at least convex parts, the convex parts are arranged inwards one by the outer end of the compression part, the bottom end of the outermost convex part extends outwards to form a concave sealing groove, the outermost edge of the sealing groove is provided with an upwards protruding sealing ring, correspondingly, the sucker gland is divided into a middle gland cylinder body and a gland skirt part arranged at the periphery of the cylinder, the gland cylinder body is arranged in a straight cylinder shape, the gland cylinder body extends outwards to form a skirt gland part perpendicular to the skirt gland skirt pressing part, the gland part is provided with a concave part corresponding to the convex part of the sucker body, and the outermost edge of the concave part of the gland part is provided with a downwards extending gland outer ring.

The step is further provided by:

the sucking part of the sucking disc main body is provided with an upward protruding limiting snap ring, and the size of the inner cavity of the gland cylinder body part just limits the limiting snap ring in the cylinder body.

, further:

the adjusting screw be style adjusting screw, including screw base and screw rod portion, the screw base pre-buried in the sucking disc main part, screw rod portion passes the through-hole and is connected with outside screwing device.

Two convex parts are arranged on the pressing part.

The sucking part of the sucking disc main body is provided with an upward protruding limiting snap ring, and the size of the inner cavity of the gland cylinder body part just limits the limiting snap ring in the cylinder body.

The pressing part of the sucker main body is thinned, and steps of thinning are carried out at the sealing groove and the sealing ring of the pressing part.

Preferably, the pressing part is thinned to 2-4 mm, and the sealing ring is thinned to 1-2 mm.

preferably, the pressing part is thinned to 3 mm, and the sealing ring is thinned to 1.5 mm.

The invention has the beneficial effects that:

1. compared with the traditional conical or trapezoidal cylinder, the gland cylinder body of the invention is arranged in a straight cylinder shape, effectively increases the area of the plane part at the bottom of the cylinder, namely effectively increases the contact area between the sucker and the inside of the cylinder, namely increases the volume of the gland cylinder on a unit area, and increases the contact surface by more than times by the design, thereby increasing the space for increasing the shrinkage deformation of the adsorption part, namely increasing the vacuum degree of the sucker, increasing the force of negative pressure on the unit area and greatly enhancing the adsorption performance of the sucker.

2. The invention is characterized in that at least convex parts are arranged on the pressing part of the gland base, an upward protruding sealing ring is arranged at the outermost edge of the pressing part, correspondingly, a concave part and a gland outer ring are arranged on the gland skirt part, when the adsorption part of the gland base deforms and drives the pressing part of the gland base to retract inwards, the convex parts and the outermost sealing ring are propped against by the hard concave part of the gland skirt part and the gland outer ring, the rubber sucker is effectively prevented from shrinking towards the center of the sucker in a vacuum state to cause air leakage, and particularly sealing rings are arranged at the outermost edge of the sucker main body, and the sealing rings tightly surround the outer edge of the gland and tightly adhere to a wall body through the shrinkage force towards the center and the outside atmospheric pressure in an internal vacuum state to play a role of sealing the sucker.

3. According to the invention, the sealing ring and the pressing part of the sucker main body are thinned, when the adjusting screw rod is lifted, the absorption part of the sucker main body is lifted upwards to be changed into a cylindrical shape, negative pressure is formed inside the sucker main body, so that the connection between the pressing part at the periphery of the sucker main body and the connecting part of the sucker gland is more close to the clothes, and meanwhile, the friction force between the sucker main body and the wall surface is enhanced, so that the absorption force of the sucker is more durable.

4. The powerful hook sucker is strong in suction force and good in sealing performance, negative pressure in the sucker is adjusted by adjusting the screw, the clutch between the sucker and the suction surface is realized by controlling the pressure in the sucker and the existence of the pressure, the powerful hook sucker is convenient to mount and dismount, can be repeatedly used, has a practical range of , and can adjust the suction force according to the gravity of a pendant, and the maximum suction force can reach over 17 kilograms.

The invention is further described in detail in connection with the figures and the detailed description.

Drawings

FIG. 1 is a schematic diagram of the structure of powerful pendant suction cups according to the present application;

FIG. 2 is a perspective view of exemplary embodiments of the present disclosure;

fig. 3 is an exploded view of heavy duty pendant suction cups of the present application.

Reference numbers in the figures: the suction cup comprises a suction cup main body 1, an adsorption part 11, a pressing part 12, a sealing groove 13, a suction cup gland 2, a gland cylinder part 21, a gland skirt part 22, a through hole 3, an adjusting screw rod 4, a screw rod base 41, an adjusting rod part 32, a sealing ring 5, a limiting snap ring 6, a sealing groove 7, a convex part 8, a concave part 9 and a gland outer ring 10.

Detailed Description

As shown in fig. 1-3, the powerful pendant suction cups according to the present application include a suction cup main body 1, a suction cup gland 2, a -type adjusting screw 4 installed in the suction cup main body 1, a through hole 3 corresponding to the position of the adjusting screw 4 provided on the suction cup gland 2, a screw base 41 of the adjusting screw 4 embedded in the suction cup main body 1, a screw portion 42 passing through the through hole 3 and connected with an external screwing device, the screw base 41 driving the suction cup main body to be lifted upwards by screwing the adjusting screw 4, and a vacuum is generated between the rubber suction cup and the suction surface (wall), so that the suction cup product is tightly adsorbed on the wall surface.

In the application, in order to enhance the sealing performance of the sucker and increase the suction force, the sucker body 1 is provided with a suction part 11 positioned in the middle and a pressing part 12 arranged at the edge, the pressing part 12 is provided with at least convex parts 8, the positions of the convex parts 8 are arranged by the outer end of the pressing part 12 one by one, preferably, in the embodiment, the pressing part 12 is provided with two convex parts 8, the bottom end of the convex part 8 at the outermost side extends outwards to form a concave sealing groove 7, the outermost edge of the sealing groove 7 is provided with an upwards-protruding sealing ring 5, correspondingly, the sucker gland 2 is divided into a gland cylinder body part 21 positioned in the middle and a gland skirt part 22 arranged at the periphery of the cylinder, the gland cylinder body part 21 is arranged into a straight cylinder, the gland cylinder body part 21 extends outwards to form a gland skirt part 22 perpendicular to the gland cylinder part, the gland skirt part 22 is provided with a concave part 9 corresponding to the convex part 8 of the sucker body pressing part 12, the edge of the concave part 9 of the gland part 22 is provided with an outer ring 10 extending downwards, the outer ring 10 of the gland is clamped in the pressing part 7 of the pressing part 12, and the.

According to the design, the gland cylinder body part 21 is arranged to be in a straight cylinder shape, the area of the plane part of the cylinder bottom is effectively increased, namely the contact area between the sucker and the inside of the cylinder is effectively increased, namely the volume of the gland cylinder body in unit area is increased, compared with the traditional conical or trapezoidal cylinder, the contact surface is increased by more than times, so that the space for increasing the shrinkage deformation of the adsorption part 11 is increased, namely the vacuum degree of the sucker is increased, the force of negative pressure in unit area is increased, and the adsorption performance of the sucker is greatly enhanced.

Meanwhile, according to the suction cup sealing structure, the convex parts 8 are arranged on the pressing part 12 of the suction cup main body 1 one by one from outside to inside, the sealing groove 7 and the sealing ring 5 are arranged on the outer side of the convex part 8, the concave part 9 and the gland outer ring 10 are arranged on the gland skirt part 22 of the sucker gland 2 in a matching mode, the two parts are buckled in a ring mode to form an internal sealing system, , a plurality of concave-convex parts are tightly matched to form a curve-shaped pressing surface, the contact area between the gland skirt part 22 and the pressing part 12 of the gland base 1 is greatly increased, the sealing performance between the suction cup main body is greatly enhanced, , the gland outer ring 10 extending outwards of the sucker gland 2 abuts against the sealing groove 7 sunken in the suction cup main body 1 to tightly press the outer ring of the suction cup main body 1, the sealing ring is formed on the periphery of the suction cup main body 1, the suction cup main body 1 is tightly attached to the suction surface (wall), the friction force between the bottom surface of the suction cup and the wall surface is greatly enhanced, the sealing performance and the attaching force of the suction cup main body are effectively enhanced, external air is prevented from entering into the suction cup cavity, the durability of the suction cup main body is ensured, the suction cup main body is prevented from being tightly attached to the outer edge, and the suction cup main body, the suction cup body is prevented from being.

The pendant sucker greatly increases the sealing performance and the adsorption force of the sucker through the ingenious design of the plurality of parts, namely the effective performance of the sucker is ensured, the design of the sucker gland straight cylinder increases the vacuum space on a unit area, the negative pressure in the cylinder is increased, namely the adsorption force of the sucker is increased, the gland skirt part 22 and the gland cylinder body part 21 are vertically designed, the contact area and the friction force between the rubber surface of the sucker and a wall body are increased, the adsorption force and the sealing performance of the sucker are enhanced, the pressing part 12 of the sucker main body 1 is provided with a plurality of concentric and upward raised circular rings which are matched with grooves correspondingly designed on the gland skirt part 22, the two are matched to effectively prevent the rubber sucker from shrinking to the center of the sucker in a vacuum state, particularly sealing rings 5 are arranged at the outermost edge of the sucker main body, and the sealing rings surround the outer edge of the gland and are attached to the wall body through the shrinking force towards the center and the outside atmospheric pressure in an internal vacuum state, so that the function of tightly sealing the sucker is achieved.

The design of the convex part, the concave part, the outer ring of the gland, the sealing groove 7, the sealing ring 5 and the like on the sucker body greatly increases the bonding performance and the sealing performance between the sucker body and between the sucker and an adsorption surface (wall body), the increase of the sealing performance can prevent external air from leaking inwards, the stability of internal strong negative pressure is ensured, and the durability of large suction force of the sucker is ensured.

In order to guarantee the structural stability of the rubber sucker adsorption part 11 and prevent the sucker from generating deviation between the sucker and the gland due to the downward action of load interception during the work, the adsorption part 11 of the sucker main body 1 is provided with an upward protruding limit snap ring 6, and the size of an inner cavity of the gland barrel body part 21 just limits the limit snap ring 6 in the barrel. Meanwhile, the contact area between the limiting snap ring 6 and the inner wall of the gland cylinder body part 21 is gradually increased in the adsorption process, the friction force between the sucker and the inner wall of the gland is enhanced, and the mutual offset of the sucker and the inner wall of the gland is prevented.

In order to ensure that the sucker is more comfortable when in use, the sucker is more closely contacted with a wall body and has better adsorbability, the sucker base 1 is made of soft materials, preferably rubber or silica gel and the like, and other soft materials with good elasticity and strong toughness can be adopted, steps are carried out on the pressing part 12 of the sucker main body 1, particularly, steps are carried out on the sealing groove 7 and the sealing ring 5 of the pressing part 12 for thinning, the applicant finds that when the pressing part is thinned to 2-4 mm, the sealing ring is thinned to 1-2 mm, the sucker adsorbability and the sealing effect are excellent, the best combination is adopted in the embodiment through repeated tests of the applicant, namely, the pressing part is thinned to 3 mm, the sealing ring is thinned to 1.5 mm, the thickness is set, so that the sucker main body 1 and the sucker gland 2 have fixed elasticity when being clamped, the tightness and the tightness of the connection of the two are increased, the sucker main body 1 is also ensured to have fixed stability, the friction force between the sucker main body 1 and the wall surface is enhanced, and when the suction screw rod 4 is adjusted, the sucker main body is driven to be more closely adhered to the inner part of the sucker main body 12, and the sucker is formed into a cylindrical negative pressure part.

The sucking disc gland 2 can be made of hard materials, when the inside of the sucking disc generates negative pressure, the shape of the gland cylinder body part 21 is fixed and does not deform, the adjusting screw rod 4 drives the adsorption part 11 of the sucking disc main body 1 to be lifted upwards, the limiting clamp ring 6 moves upwards and is clamped in the gland cylinder body part 21, the formed maximum deformation can enable the uppermost end of the limiting clamp ring 6 to be directly abutted against the inner surface of the bottommost part of the sucking disc gland 2, the formed cylindrical sucking disc is stable in structure and abundant in pressure, the formed maximum negative pressure can bear the weight of a pendant which is more than 17 kilograms, and the bearing capacity of the pendant is improved by 3-5 times compared with that of a common sucking disc pendant.

The use process of the invention is that firstly, the suction cup main body 1 and the suction cup gland 2 are in a separated state, only the limit snap ring 6 on the suction cup main body is abutted on the suction cup gland 2 and is in point contact with the suction cup gland 2, the suction cup main body and the suction cup gland are connected through the adjusting screw rod 4, when the suction cup is used, the whole suction cup is arranged at a proper position on a wall surface, hand is abutted against the gland skirt part 22, hand rotates the screwing device, the adjusting screw rod 4 is gradually moved out of the through hole 3, the absorption part 11 of the suction cup main body 1 is driven to shrink inwards and is gradually lifted and deformed into a cylinder shape, negative pressure is formed inside, the limit snap ring 6 is in surface contact with the inner surface of the gland cylinder body part 21 of the suction cup gland 2 from point contact to point contact until abutting against the bottommost of the gland cylinder body 21 to form maximum negative pressure, at the moment, because the gland skirt part 22 is provided with the concave part 9 and the gland outer ring 10, when the absorption part 11 of the gland base 1 deforms, the absorption part 12 of the gland cylinder body 1 is driven to shrink inwards, the convex part 8 and the hard gland skirt part 22 is abutted against the gland ring to increase the pressure, the suction cup main body and the suction cup 1 is moved to move into the wall surface, the suction cup gland body is simply, the suction cup gland body and the suction cup gland ring 4 is rotated to reduce the wall surface, the suction cup gland ring 4.

In order to embody the product performance of the application, the applicant selects two sucker products similar to the application to compare with the product, wherein the sucker products comprise a sucker part, a gland part and an adjusting screw rod, the bottom areas of the three products are the same, the structures of the adjusting screw rods are basically the same, the structural difference of the sucker part and the gland part is shown in table 1, the products are respectively adsorbed on ceramic tiles, a heavy object suspension test is carried out, and the contact area between the sucker and the wall surface, the maximum load of the sucker and the sustainable days of the sucker at the maximum load are detected under the working state of the sucker; the contact area of the sucker and the wall surface is referred to by taking the detection result of the product II as 1 counting unit, and the result is shown in the table 2:

TABLE 1 different suction cup structures of the same floor area

Product(s)	Sucking disc part	Gland part
			Product	Plane setting without any concave-convex snap ring	Arc-like shape without gland skirt edge part
Product two	Has no thinning design, is provided with a concave-convex snap ring and has no sealing ring at the edge	Is provided with a gland skirt part which is provided with a concave-convex snap ring, and the gland cylinder body part is conical
			This application	The sucker pressing part is provided with a convex part, a sealing groove and a sealing ring for reducing Thin design	A skirt edge part with a concave part, a gland outer ring, and a gland barrel part Is of a straight cylinder type

TABLE 2 Effect of different sucker structures of the same base area on the performance of the sucker product

Product(s)	Area of contact with wall	Maximum load (KG)	Number of days of continuance
				Product	0.34	5	3
Product two	1	10	3
				This application	1.5	17.5	7

The product is in an arc-like shape by combining the tables 1 and 2, a cover skirt portion is not arranged, an arc-shaped cavity is formed in the cover, a sucker portion is in a plane arrangement, any concave-convex clamping ring is not arranged between the cover skirt portion and the sucker portion, the cover only covers the periphery of the sucker portion in an adsorption state, the sealing performance is not high, the contact area of the sucker and a wall is small, negative pressure formed inside the cover is small, the bearing capacity is small, the negative pressure state is unstable, after the product is hung over 5KG, the sucker portion is immediately deformed and displaced to cause dropping, when the product is at the maximum load of 5KG, the sustainable days are only 3 days, the product II is provided with a skirt portion, the concave-convex clamping ring is arranged between the skirt portion and the sucker portion, the contact area of the sucker and the wall is increased, the sealing performance is improved, when a rotary screw rod is improved, negative pressure formed inside the product is increased, the bearing capacity is improved in multiples, after the product II is hung over 10KG, the sucker body portion does not have a sealing ring and groove structure, the sucker body portion is displaced relative to cause air leakage, the product to be damaged, the product is designed to be in a mode that the sucker body portion is not matched with the sucker, the suction pressure of a plurality of a sucker ring, the sucker portion is designed to be matched with the sucker portion, the sucker portion is designed to be matched with the sucker portion.

While the invention has been described in detail with reference to the preferred embodiments , it should be understood that the invention is not limited to the above description, and that various changes, substitutions and alterations can be made without departing from the spirit and scope of the invention.