CN216341558U

CN216341558U - Hinge extremely simple structure

Info

Publication number: CN216341558U
Application number: CN202122581313.9U
Authority: CN
Inventors: 卢新印
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-19
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses an extremely simple structure of a hinge, which relates to the field of hinges, wherein one end of a movable connecting column hole I and one end of a movable connecting column hole II are designed in a solid sealing mode, plastic lubricating pads are clamped and connected at the bottom ends of the movable connecting column hole I and the movable connecting column hole II, plastic lubricating sleeves are clamped and fixed on the outer side walls of an upper connecting shaft and a lower connecting shaft, and the plastic lubricating sleeves are in contact with the movable connecting column hole I and the movable connecting column hole II at the center positions of an upper sheet sleeve and a lower sheet sleeve. Its structural design is reasonable, and the appearance is pleasing to the eye, and novel structure is unique, and the installation is simple, and convenient to use, hinge main shaft and last page or leaf cover pass through lathe machine-shaping with lower page or leaf cover, have accomplished the problem of precision, and the precision is high, and the difficult sagging phenomenon that appears takes place, through the lubricated pad of plastics and the lubricated cover of plastics of installation PA material, from taking the lubrication action, need not to refuel in addition, has increased the life of hinge.

Description

Hinge extremely simple structure

The technical field is as follows:

the utility model relates to an extremely simple structure of a hinge, and belongs to the technical field of hinges.

Background art:

hinges, also known as hinges, are mechanical devices used to connect two solids and allow relative rotation between them. The hinge may be constructed of a movable component or may be constructed of a foldable material. The hinges are mainly arranged on doors and windows, and more hinges are arranged on cabinets and are mainly classified into stainless steel hinges and iron hinges according to materials; the hydraulic hinge (also called damping hinge) is also provided for people to enjoy better, and is characterized in that the hydraulic hinge has a buffering function when the cabinet door is closed, and the noise generated by collision between the cabinet door and the cabinet body when the cabinet door is closed is reduced to the greatest extent.

At present, the hinge on the market can appear creaky squeak noise, door card and can't open the condition in long-time use, for example patent no: 201920006469.X, it adopts central main shaft, about upper and lower left and right flabellum cover on central main shaft, fixed through the set screw at upper and lower both ends, the rotatory lubricating oil that needs to add of upper and lower left and right flabellum cover and central main shaft metal and metal contact of this kind of design, lubricating oil dismantles set screw filling lubricity and has just improved the noise of metal and metal direct rotation output, the hinge warp can appear in the long-term friction of metal and metal, the phenomenon of door droop, refuel loaded down with trivial details, the metal reduces the life of hinge with the direct contact of metal, the hinge is yielding. The first generation of old technology hinge must be dismantled whole door leaf and carry out refuel to the hinge, and is very troublesome, if do not maintain for a long time, hinge service life shortens, and the size must be held between fingers very accurately when installing the hinge, and the door leaf will appear the height under the inaccurate condition, then must dismantle the door leaf and reinstall, and the operation is got very troublesome. The second generation hinge is easy to oil, but the center shaft of the processing technology is processed by a lathe to ensure the precision, the left and right page sleeves are rolled by a curling machine to form left and right page sleeves by a welding machine, the left and right page sleeves are fixed by the welding machine, the left and right page sleeves are fixed on a main shaft by screwing through screws, the processing procedure of the technology has more labor cost increase, meanwhile, the left and right page sleeves are fixed by manual welding of the curling process, certain processing error precision exists, the rejection rate is high, and the hinge sleeve is sleeved outside the hinge main shaft of an old product.

The utility model has the following contents:

in view of the above problems, the technical problem to be solved by the present invention is to provide a very simple structure of a hinge.

The utility model relates to a hinge extremely simple structure, which comprises a hinge main shaft, an upper connecting shaft, a lower connecting shaft, a limiting step, an upper sheet sleeve, a lower sheet sleeve, a plastic lubricating pad, a plastic lubricating sleeve, a left sheet, a gap I, a right sheet and a gap II, wherein the upper and lower ends of the hinge main shaft are fixedly provided with an upper connecting shaft and a lower connecting shaft, the upper connecting shaft and the lower connecting shaft are respectively provided with the limiting step, the central positions of the upper sheet sleeve and the lower sheet sleeve are respectively provided with a movable connecting column hole I and a movable connecting column hole II, one ends of the movable connecting column hole I and the movable connecting column hole II are in solid seal design, the bottom ends of the movable connecting column hole I and the movable connecting column hole II are respectively clamped with the plastic lubricating pad, the outer side walls of the upper connecting shaft and the lower connecting shaft are respectively clamped with the plastic lubricating sleeve, and are in contact with the movable connecting column hole I and the side part of the movable connecting column hole II at the central positions of the upper sheet sleeve and the lower sheet sleeve through the plastic lubricating sleeve, the upper and lower ends of one side of the right sheet are respectively welded with the upper sheet sleeve and the lower sheet sleeve to form a gap II.

Preferably, the side parts of the inner hole cavities of the upper sheet sleeve and the lower sheet sleeve are respectively provided with a limiting groove, the upper sheet sleeve and the lower sheet sleeve are rotatably and movably connected onto the upper connecting shaft and the lower connecting shaft, and the top ends of the upper connecting shaft and the lower connecting shaft respectively abut against plastic lubricating pads at the bottom ends of the first movable connecting column hole and the second movable connecting column hole.

Preferably, the upper leaf sleeve and the lower leaf sleeve are in clearance with the reinforcing rings at the upper end and the lower end of the hinge main shaft, and are not in contact with each other when rotating.

Preferably, the plastic lubricating pad and the plastic lubricating sleeve are made of PA materials, so that the hinge is good in toughness, wear-resistant and self-lubricating, the plastic lubricating pad and the plastic lubricating sleeve have a lubricating effect in the rotating process, the service life of the hinge is prolonged, and meanwhile, the hinge is more convenient to use without oiling.

Preferably, the left leaf and the right leaf are both provided with mounting holes.

Preferably, the upper connecting shaft and the lower connecting shaft at the upper end and the lower end of the hinge main shaft and the reinforcing sleeve in the middle adopt a solid integrated structure design, so that the hinge can bear the total amount of the door in the working process.

The utility model has the beneficial effects that: its structural design is reasonable, and the appearance is pleasing to the eye, and novel structure is unique, and the installation is simple, and convenient to use, hinge main shaft and last page or leaf cover pass through lathe machine-shaping with lower page or leaf cover, have accomplished the problem of precision, and the precision is high, and the difficult sagging phenomenon that appears takes place, through the lubricated pad of plastics and the lubricated cover of plastics of installation PA material, from taking the lubrication action, need not to refuel in addition, has increased the life of hinge.

Description of the drawings:

for ease of illustration, the utility model is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention after it is opened;

FIG. 3 is a schematic structural view of the present invention in a closed state;

FIG. 4 is a schematic view of the mounting structure of the hinge spindle and the upper and lower leaf sleeves of the present invention;

FIG. 5 is a schematic view of the open configuration of FIG. 4;

FIG. 6 is an exploded view of FIG. 4;

FIG. 7 is a cross-sectional view of an upper leaf sleeve of the present invention;

FIG. 8 is a cross-sectional view of a lower sheet sleeve of the present invention.

1-a hinge main shaft; 2-an upper connecting shaft; 3-a lower connecting shaft; 4-a limit step; 5-covering the upper sheet; 51-a movable connecting column hole I; 6-lower sheet sleeve; 61-movably connecting a column hole II; 7-plastic lubricating pad; 8-plastic lubricating sleeve; 9-left leaf; 10-clearance one; 11-right leaf; 12-gap two; 13-a limiting groove; 14-mounting holes.

The specific implementation mode is as follows:

as shown in fig. 1 to 8, the following technical solutions are adopted in the present embodiment: the hinge comprises a hinge main shaft 1, an upper connecting shaft 2, a lower connecting shaft 3, a limiting step 4, an upper sheet sleeve 5, a lower sheet sleeve 6, a plastic lubricating pad 7, a plastic lubricating sleeve 8, a left sheet 9, a first gap 10, a right sheet 11 and a second gap 12, wherein the upper and lower ends of the hinge main shaft 1 are fixed with the upper connecting shaft 2 and the lower connecting shaft 3, the limiting step 4 is arranged on the upper connecting shaft 2 and the lower connecting shaft 3, the central positions of the upper sheet sleeve 5 and the lower sheet sleeve 6 are respectively provided with a movable connecting column hole one 51 and a movable connecting column hole two 61, one ends of the movable connecting column hole one 51 and the movable connecting column hole two 61 are designed in a solid sealing mode, the plastic lubricating pad 7 is clamped and connected at the bottom ends of the movable connecting column hole one 51 and the movable connecting column hole two 61, the plastic lubricating sleeve 8 is clamped and fixed at the outer side walls of the upper connecting shaft 2 and the lower sheet sleeve 3, and the movable connecting column hole 51 and the movable connecting column hole two connecting column hole 61 and the movable connecting column hole 61 are arranged at the central positions of the upper sheet sleeve 5 and the lower sheet sleeve 6 through the plastic lubricating sleeve 8 The side part contacts, the side parts of the upper sheet sleeve 5 and the lower sheet sleeve 6 are fixedly welded with a left sheet 9, the upper end and the lower end of the side part of the left sheet 9 are fixedly welded on the side parts of the upper sheet sleeve 5 and the lower sheet sleeve 6, a gap I10 is arranged between the side part of the left sheet 9 and the hinge spindle 1, the side part of the hinge spindle 1 is fixedly welded with a right sheet 11, one side of the middle part of the right sheet 11 is fixedly welded with the hinge spindle 1, and a gap II 12 is arranged between the upper end and the lower end of one side of the right sheet 11 and the upper sheet sleeve 5 and the lower sheet sleeve 6 respectively.

The side parts of the inner hole cavities of the upper leaf sleeve 5 and the lower leaf sleeve 6 are respectively provided with a limiting groove 13, the upper leaf sleeve 5 and the lower leaf sleeve 6 are rotatably and movably connected to the upper connecting shaft 2 and the lower connecting shaft 3, and the top ends of the upper connecting shaft 2 and the lower connecting shaft 3 respectively abut against the plastic lubricating pads 7 at the bottom ends of the first movable connecting column hole 51 and the second movable connecting column hole 61; gaps are designed between the upper leaf sleeve 5 and the lower leaf sleeve 6 and the reinforcing rings at the upper end and the lower end of the hinge main shaft 1, and the upper leaf sleeve and the lower leaf sleeve are not in contact with each other when rotating; the plastic lubricating pad 7 and the plastic lubricating sleeve 8 are both made of PA materials, so that the hinge is good in toughness, wear-resistant and self-lubricating, the plastic lubricating pad 7 and the plastic lubricating sleeve 8 have a lubricating effect in the rotating process, the service life of the hinge is prolonged, and meanwhile, the hinge is more convenient to use without oiling; the left leaf 9 and the right leaf 11 are both provided with mounting holes 14; the upper connecting shaft 2 and the lower connecting shaft 3 at the upper end and the lower end of the hinge main shaft 1 and the reinforcing sleeve in the middle adopt a solid integrated structure design, so that the hinge can bear the total amount of the door in the working process.

The manufacturing process of the specific embodiment comprises the following steps: a hinge main shaft 1, an upper leaf sleeve 5 and a lower leaf sleeve 6 are machined through a lathe, plastic lubricating sleeves 8 are sleeved on an upper connecting shaft 2 and a lower connecting shaft 3 at two ends of the hinge main shaft 1, plastic lubricating pads 7 are placed on a first movable connecting column hole 51 and a second movable connecting column hole 61 on the upper leaf sleeve 5 and the lower leaf sleeve 6 and are sleeved on the upper connecting shaft 2 and the lower connecting shaft 3, then a left leaf 9 is welded and fixed on the upper leaf sleeve 5 and the lower leaf sleeve 6, and a right leaf 11 is welded and fixed on the hinge main shaft 1.

This embodiment structural design is reasonable, and the appearance is pleasing to the eye, and novel structure is unique, and the installation is simple, and convenient to use, hinge main shaft and last page or leaf cover and lower page or leaf cover pass through lathe machine-shaping, have accomplished the problem of precision, and the precision is high, and the difficult sagging phenomenon that appears takes place, through the lubricated pad of plastics and the lubricated cover of plastics of installation PA material, from the lubricated effect of taking, need not to refuel in addition, has increased the life of hinge.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A hinge is a very simple structure, which is characterized in that: the hinge comprises a hinge main shaft (1), an upper connecting shaft (2), a lower connecting shaft (3), a limiting step (4), an upper sheet sleeve (5), a lower sheet sleeve (6), a plastic lubricating pad (7), a plastic lubricating sleeve (8), a left sheet (9), a first gap (10), a right sheet (11) and a second gap (12), wherein the upper and lower ends of the hinge main shaft (1) are fixed with the upper connecting shaft (2) and the lower connecting shaft (3), the limiting step (4) is respectively arranged on the upper connecting shaft (2) and the lower connecting shaft (3), the center positions of the upper sheet sleeve (5) and the lower sheet sleeve (6) are respectively provided with a first movable connecting column hole (51) and a second movable connecting column hole (61), one end of the first movable connecting column hole (51) and the second movable connecting column hole (61) are designed in a solid seal mode, the plastic lubricating pad (7) is clamped at the bottom ends of the first movable connecting column hole (51) and the second movable connecting column hole (61), the outer side walls of the upper connecting shaft (2) and the lower connecting shaft (3) are respectively clamped and fixed with a plastic lubricating sleeve (8), the plastic lubricating sleeve (8) is contacted with the first movable connecting column hole (51) and the second movable connecting column hole (61) at the central positions of the upper sheet sleeve (5) and the lower sheet sleeve (6), the side parts of the upper sheet sleeve (5) and the lower sheet sleeve (6) are fixedly welded with a left sheet (9), the upper end and the lower end of the side part of the left sheet (9) are fixedly welded on the side parts of the upper sheet sleeve (5) and the lower sheet sleeve (6), and a first gap (10) is arranged between the hinge main shaft (1), a right blade (11) is fixedly welded on the side part of the hinge main shaft (1), one side of the middle part of the right blade (11) is fixedly welded with the hinge main shaft (1), and a second gap (12) is arranged between the upper end and the lower end of one side of the right blade (11) and the upper blade sleeve (5) and the lower blade sleeve (6) respectively.

2. A hinge construction according to claim 1, characterized in that: the plastic lubricating pad is characterized in that limiting grooves (13) are formed in the side portions of inner hole cavities of the upper leaf sleeve (5) and the lower leaf sleeve (6), the upper leaf sleeve (5) and the lower leaf sleeve (6) are rotatably and movably connected to the upper connecting shaft (2) and the lower connecting shaft (3), and the top ends of the upper connecting shaft (2) and the lower connecting shaft (3) respectively abut against the plastic lubricating pads (7) at the bottom ends of the first movable connecting column hole (51) and the second movable connecting column hole (61).

3. A hinge construction according to claim 1, characterized in that: the plastic lubricating pad (7) and the plastic lubricating sleeve (8) are both made of PA material.

4. A hinge construction according to claim 1, characterized in that: and the left leaf (9) and the right leaf (11) are both provided with mounting holes (14).

5. A hinge construction according to claim 1, characterized in that: the upper connecting shaft (2) and the lower connecting shaft (3) at the upper end and the lower end of the hinge main shaft (1) and the reinforcing sleeve in the middle are designed to be solid and integrated.