CN219176764U

CN219176764U - Ball head support

Info

Publication number: CN219176764U
Application number: CN202223428341.8U
Authority: CN
Inventors: 尹定国; 苑巍
Original assignee: Heli Technology Development Co ltd
Current assignee: Heli Technology Development Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-13
Anticipated expiration: 2032-12-21

Abstract

The utility model relates to the technical field of ball head hinges, and discloses a ball head support, wherein a plurality of threaded holes are formed in the top of a base, a rotating shaft is fixed at the bottom of a ball head rod, a ball head is fixed at the bottom of the rotating shaft, a chromium plating layer is arranged on the outer side of the ball head, a stop cover plate is arranged at the top of the base, a limit groove is formed in one side of the stop cover plate, a dustproof bowl is sleeved on the outer side of the stop cover plate, one side of the ball head is adapted to the inner side of a ball head seat ring, and the flange plate, the ball head rod, the rotating shaft and the ball head are integrally designed, so that the number of parts is reduced, the axial size of the rotating shaft is short, the product structure is compact, the shape proportion is coordinated, the ball head support meets the overall structure size requirement, and the structure composition is simplified; the ball head hinge formed by the ball head and the ball head seat ring has the advantages of high practicality, high reliability, serialization and universalization, low mass production cost and considerable long-term economic benefit.

Description

Ball head support

Technical Field

The utility model relates to the technical field of ball-end hinges, in particular to a ball-end support.

Background

Currently, ball-end hinge products in the market include standard components such as bearings or derivative components thereof, which cannot be used as support functions of leveling systems.

The existing movable shelter level state adjustment, its leveling landing leg is installed in shelter bottom four corners, in order to adapt to the terrace of heavy grade or unevenness to the maximum extent, the flexible section of thick bamboo of landing leg needs to design as far as possible, influenced by structure and transportation requirement, this requirement is realized only through shortening other structural elements, and the bulb support is installed in the flexible section of thick bamboo below of landing leg, be used for adapting to the terrace condition, after the landing leg touchdown atress bearing, eliminate the radial component on the flexible section of thick bamboo, avoid causing negative mechanical effect, such as the upset moment of landing leg, the sliding friction of flexible section of thick bamboo etc., current bulb hinge product or standard part can bring following problems:

1. lack of practical sealing measures, sediment is easy to enter the sliding surface of the hinge and the swinging gap, and normal use of the product is affected;

2. the structure of the ball head support is complex, and therefore, the ball head support is provided.

The disclosure of this background section is only intended to increase the understanding of the general background of the application and should not be taken as an admission or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

The present utility model is directed to a ball head support, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bulb supports, includes the bulb pole, bulb pole top is fixed with the ring flange, the ring flange downside is equipped with the base, base inner wall one side is fixed with the bulb seat circle, a plurality of screw hole has been seted up at the base top, bulb pole bottom is fixed with the pivot, the pivot bottom is fixed with the bulb, the bulb outside is equipped with the chromium coating, the base top is equipped with the locking apron, the spacing groove has been seted up to locking apron one side, dustproof bowl has been cup jointed in the locking apron outside, one side adaptation of bulb is in the inboard of bulb seat circle.

Preferably, one side of the flange plate is provided with ten first connecting holes, and the diameter of each first connecting hole is 9 mm.

Preferably, the top of the base is provided with ten threaded holes, and one side of the stop cover plate is provided with ten second connecting holes.

Preferably, a screw is inserted into the second connecting hole, and one side of the screw is screwed into the threaded hole.

Preferably, the ball stud, the ball and the shaft are made of alloy steel 40Cr.

Preferably, the base is made of 35# carbon steel, the ball seat ring is made of high-carbon chromium bearing steel, the ball seat ring is bonded with PTFE fiber fabric in a spherical surface, the diameter of the base is 180 mm, and the diameter of the flange plate is 140 mm.

Compared with the prior art, the technical scheme provided by the utility model has the following technical effects:

1. through the integrated design of the flange plate, the ball head rod, the rotating shaft and the ball head, the number of parts is reduced, the axial dimension of the rotating shaft is short, the product structure is compact, the appearance proportion is coordinated, the ball head support meets the overall structural dimension requirement, and the structural composition is simplified.

2. The ball head hinge formed by the ball head and the ball head seat ring has the advantages of high practicality, high reliability, serialization and universalization, low mass production cost and considerable long-term economic benefit.

3. The ball head support abandons the traditional design thought, integrates the structural elements with the depth of the standard part, shortens the height size of the product, ensures that the product structure is more compact, designs the universal interface, can be used for more product equipment, can adjust related elements according to different loads, forms a series of products, and improves the universality of the ball head support.

4. Through covering the dust-proof bowl in the outside of bulb pole and locking apron, avoid outside silt to enter into the sliding connection department of bulb and bulb seat insert, guaranteed the life that the bulb supported.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of a limiting groove structure of the present utility model;

FIG. 3 is a schematic top view of the flange of the present utility model;

FIG. 4 is a schematic diagram of a front view of a flange according to the present utility model;

FIG. 5 is a schematic top view of the stopper cover plate of the present utility model;

FIG. 6 is a schematic cross-sectional view of a retaining cover plate according to the present utility model;

fig. 7 is a schematic view of the appearance structure of the present utility model.

Reference numerals illustrate: 1. a ball head rod; 2. a base; 3. ball seat ring; 4. a stop cover plate; 5. a dust-proof bowl; 6. a screw; 7. a flange plate; 8. ball head; 9. a first connection hole; 10. a rotating shaft; 11. a limit groove; 12. a second connection hole; 13. a threaded hole; 14. and (5) a chromium plating layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of a plurality of "a number" is two or more, unless explicitly defined otherwise.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the scope of the present disclosure, since any structural modifications, proportional changes, or dimensional adjustments made by those skilled in the art should not be made in the present disclosure without affecting the efficacy or achievement of the present disclosure.

Examples

Referring to fig. 1-7, the present utility model provides a technical solution: the utility model provides a bulb supports, including bulb pole 1, bulb pole 1 top is fixed with ring flange 7, ring flange 7 downside is equipped with base 2, base 2 inner wall one side is fixed with bulb seat circle 3, a plurality of screw hole 13 has been seted up at base 2 top, bulb pole 1 bottom is fixed with pivot 10, pivot 10 bottom is fixed with bulb 8, bulb 8 surface roughness is 0.8, the bulb 8 outside is equipped with chromium-plated layer 14, base 2 top is equipped with stop apron 4, stop apron 4 one side has seted up spacing groove 11, dustproof bowl 5 has been cup jointed in the stop apron 4 outside, through covering dustproof bowl 5 in the outside of bulb pole 1 and stop apron 4, avoid outside silt to enter into bulb 8 and bulb seat circle 3 sliding connection department, guaranteed bulb support's life, dustproof bowl 5 Selects Fluororubber (SF) XDI 7433 to make, this material is high temperature resistant, ageing-resistant, excellent chemical stability has possesses excellent mechanical properties. The long-term normal use requirement of the product in severe field environments such as high and low temperature, salt fog and the like is met, one side of the ball head 8 is adapted to the inner side of the ball head seat ring 3, the product can bear 40 tons of axial static load, 20 tons of dynamic load and the maximum allowable inclination angle of the rotating shaft 10 is 5 degrees.

The first connecting holes 9 with the number of ten are formed in one side of the flange plate 7, the diameters of the first connecting holes 9 are 9 mm, 10 groups of inner hexagonal cylindrical bolts M8 are used for connection, ten threaded holes 13 are formed in the top of the base 2, ten second connecting holes 12 are formed in one side of the stop cover plate 4, the stop cover plate 4 passes through the center of a circle, two sides of the threaded holes are symmetrically and uniformly distributed, two semi-circles are divided into two parts for realizing the assemblability of parts, the screws 6 are inserted into the inner sides of the second connecting holes 12, one sides of the screws 6 are connected with the inner sides of the threaded holes 13 in a threaded mode, the flange plate 7, the ball head rod 1, the rotating shaft 10 and the ball head 8 are integrally designed, the number of parts is reduced, the axial size of the rotating shaft 10 is short, the product structure is compact, and the shape proportion is coordinated.

The ball head rod 1, the ball head 8 and the rotating shaft 10 are made of alloy steel 40Cr, meanwhile, the alloy steel 40Cr is subjected to heat treatment, so that the strength is better, the base 2 is made of 35# carbon steel, the ball head seat ring 3 is made of high-carbon chromium bearing steel, the high-carbon chromium bearing steel is integrally quenched to 58-62 HRC to achieve the compressive strength and wear resistance of parts, the ball head seat ring 3 is bonded with PTFE fiber fabrics, the material is a thin-layer self-lubricating composite material consisting of polytetrafluoroethylene fiber, aramid fiber and other fiber fabrics, high-strength resin and filler, and the material has the characteristics of high bearing capacity, high temperature resistance, corrosion resistance, self lubrication, long service life and the like, and meets the normal use requirements of products in severe environments such as heavy load, high temperature, low temperature, salt fog, mould and the like, the diameter of the base 2 is 180 mm, the diameter of the flange plate 7 is 140 mm, the base 2 and the ball head seat ring 3 are assembled by interference fit, the high-strength bearing steel and the PTFE fiber fabrics with high bearing capacity are prevented from loosening, and the spherical contact surface is large enough, and the axial 40 ton static load is achieved, and the working requirements of 20 ton dynamic load are met.

When the horizontal state of the movable shelter is required to be adjusted, the leveling support leg telescopic cylinders are firstly connected with ten first connecting holes 9 at the top of the flange plate 7 through bolts, the dustproof bowl 5 and the stop cover plate 4 are respectively penetrated through the bottom of the ball head 8, the dustproof bowl 5 and the stop cover plate 4 are positioned on one side of the ball head rod 1, the base 2 and the ball head seat ring 3 are placed on the lower side of the ball head 8, then the ball head 8 is inserted into the bottom of the ball head seat ring 3, ten screws 6 are inserted into the inner sides of the second connecting holes 12, then the screws 6 are inserted into the inner sides of the threaded holes 13, the stop cover plate 4 is connected with the base 2 through the screws 6, when the ball head 8 is matched with the ball head seat ring 3, the ball head 8 is matched with the limiting grooves 11 of the stop cover plate 4 through the ball head rod 1, the ball head 8 and the rotating shaft 10, and the matched gaps of the stop cover plate 11 form a clamping structure, so that the maximum allowed inclination angle of the rotating shaft 10 is 5 degrees, the ball head rod 1 and the ball head 8 are limited in the axial freedom degree of the base 2, the friction coefficient is reduced through the surface layer 14 of the ball head 8, and the requirements of friction coefficient and the sliding friction coefficient are met.

In sum, by integrally designing the flange plate 7, the ball head rod 1, the rotating shaft 10 and the ball head 8, the number of parts is reduced, so that the axial dimension of the rotating shaft 10 is short, the product structure is compact, and the appearance proportion is coordinated;

the ball joint hinge has the advantages that the structure of each part is simple, the manufacturing and processing can be realized by the conventional process, the processing difficulty is small, the practicability is high, the reliability is high, the serialization and universalization characteristics are realized, the mass production can be realized, the cost is low, and the long-term economic benefit is considerable.

Meanwhile, the ball head support abandons the traditional design thought, integrates the structural elements with the depth of the standard part, shortens the height size of the product, ensures that the product structure is more compact, designs a universal interface, can be used for more product equipment, can adjust related elements according to different loads, forms a series of products, and improves the universality of the ball head support.

Thus, embodiments of the present utility model have been described in detail with reference to the accompanying drawings. It should be noted that, in the drawings or the text of the specification, implementations not shown or described are all forms known to those of ordinary skill in the art, and not described in detail. Furthermore, the above definitions of the components are not limited to the specific structures, shapes or modes mentioned in the embodiments, and may be simply modified or replaced by those of ordinary skill in the art.

It should also be noted that in the embodiments of the present utility model, unless otherwise known, numerical parameters in the present specification and attached claims are approximations that may vary depending upon the desired properties sought to be obtained by the present utility model. In particular, all numbers expressing dimensions, range conditions, and so forth, used in the specification and claims are to be understood as being modified in all instances by the term "about". In general, the meaning of expression is meant to include a variation of + -10% in some embodiments, a variation of + -5% in some embodiments, a variation of + -1% in some embodiments, and a variation of + -0.5% in some embodiments by a particular amount.

Those skilled in the art will appreciate that the features recited in the various embodiments of the utility model and/or in the claims may be combined in various combinations and/or combinations, even if such combinations or combinations are not explicitly recited in the utility model. In particular, the features recited in the various embodiments of the utility model and/or in the claims can be combined in various combinations and/or combinations without departing from the spirit and teachings of the utility model. All such combinations and/or combinations fall within the scope of the utility model.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the utility model thereto, but to limit the utility model thereto, and any modifications, equivalents, improvements and equivalents thereof may be made without departing from the spirit and principles of the utility model.

Claims

1. A ball head support, comprising a ball head stem (1), characterized in that: the utility model discloses a ball head pole, including ball head pole (1), ball head pole (8), chrome plating layer (14) are equipped with on the top of ball head pole (1), ring flange (7) downside is equipped with base (2), base (2) inner wall one side is fixed with ball head seat circle (3), a plurality of screw hole (13) have been seted up at base (2) top, ball head pole (1) bottom is fixed with pivot (10), pivot (10) bottom is fixed with ball head (8), ball head (8) outside is equipped with chrome plating layer (14), base (2) top is equipped with stop apron (4), stop apron (4) one side has seted up spacing groove (11), dustproof bowl (5) have been cup jointed in the stop apron (4) outside, one side adaptation of ball head (8) is in the inboard of ball head seat circle (3).

2. A ball head support according to claim 1, wherein: the flange plate (7) is provided with ten first connecting holes (9) on one side, and the diameter of each first connecting hole (9) is 9 mm.

3. A ball head support according to claim 1, wherein: the top of the base (2) is provided with ten threaded holes (13), and one side of the stop cover plate (4) is provided with ten second connecting holes (12).

4. A ball head support according to claim 3, wherein: a screw (6) is inserted into the second connecting hole (12), and one side of the screw (6) is in threaded connection with the inner side of the threaded hole (13).

5. A ball head support according to claim 1, wherein: the ball head rod (1), the ball head (8) and the rotating shaft (10) are made of alloy steel 40Cr.

6. A ball head support according to claim 1, wherein: the base (2) is made of 35# carbon steel, the ball seat ring (3) is made of high-carbon chromium bearing steel, PTFE fiber fabrics are bonded on the spherical surface of the ball seat ring (3), the diameter of the base (2) is 180 mm, and the diameter of the flange plate (7) is 140 mm.