CN217380141U

CN217380141U - Novel steel door open hinge

Info

Publication number: CN217380141U
Application number: CN202123442677.5U
Authority: CN
Inventors: 胡雄鹰; 应子英; 何佑江; 金东生
Original assignee: Zhejiang Happy Home Door Industry Co ltd
Current assignee: Zhejiang Happy Home Door Industry Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-09-06
Anticipated expiration: 2031-12-30

Abstract

A novel steel door hinge comprises a hinge body and a hinge shaft hinged with the hinge body, wherein the hinge body comprises a shaft hole coaxially sleeved with the hinge shaft; the articulated shaft is including dismantling the axle sleeve and the axle core of connection, and the axle sleeve is inside to be equipped with the installation cavity of installation axle core along its axial, and the axle sleeve outer wall is equipped with the helical slide rail with installation cavity intercommunication, and axle core upper end is connected with can wear out the axle sleeve outside and can follow the lubricated piece of helical slide rail motion, and lubricated piece is including the lubricated pad that can extrusion deformation and can be infiltrated by lubricating oil, offers the lubrication channel who is used for carrying lubricating oil on the axle sleeve, lubrication channel and installation cavity intercommunication. The utility model discloses in, the lubrication piece is along spiral orbit motion to carry the lubricating oil of transfer passage on to the lubrication piece to pass through the lubrication pad lubrication in shaft hole inner wall, consequently extend the rust speed of shaft hole inner wall, avoid influencing door and window's normal switching, also avoid producing the noise when rotating door and window because of rustting.

Description

Novel steel door open hinge

Technical Field

The utility model belongs to the technical field of the hinge, concretely relates to novel bright hinge of steel door.

Background

Hinges, also known as hinges, are members that connect two objects and enable them to move, and are commonly used for doors, windows, cabinet doors, and the like. At present most hinges are after long-time use, and the hinge connection position rusts easily, and the hinge is inconvenient often dismantles it again, lubricates to make the smooth and easy degree of door and window switching influenced, and after rustting, the hinge rotates the in-process and sends sharp noise easily, simultaneously, also can accelerate the wearing and tearing of hinge and reduce its life.

Disclosure of Invention

The utility model discloses rust easily to hinge among the prior art, inconvenient dismantlement carries out lubricated defect again after rustting, provides the bright hinge of a novel steel door that just can lubricate without dismantling the hinge.

The invention aims to be realized by the following technical scheme:

a novel steel door hinge comprises a hinge body and a hinge shaft hinged with the hinge body, wherein the hinge body comprises a shaft hole coaxially sleeved with the hinge shaft; the hinge shaft comprises a shaft sleeve and a shaft core which are detachably connected, an installation cavity for installing the shaft core is arranged in the shaft sleeve along the axial direction of the shaft sleeve, a spiral sliding rail communicated with the installation cavity is arranged on the outer wall of the shaft sleeve, the upper end of the shaft core is connected with a lubricating piece which can penetrate out of the shaft sleeve and can move along the spiral sliding rail, the lubricating piece comprises a lubricating pad which can be extruded and deformed and can be soaked by lubricating oil, a lubricating channel for conveying the lubricating oil is arranged at the upper end of the shaft sleeve, and the lubricating channel is communicated with the installation cavity; the lubricating piece moves along the spiral track, and the lubricating oil conveyed to the lubricating piece by the conveying channel is lubricated on the inner wall of the shaft hole through the lubricating pad.

In the scheme, the lubricating oil is conveyed to the lubricating piece through the lubricating channel, so that the lubricating pad is soaked by the lubricating oil, the lubricating piece is driven by the shaft core to penetrate out of the shaft sleeve, the lubricating pad is in an extrusion state at the moment, the lubricating pad is fully contacted with the inner wall of the shaft hole, the lubricating piece moves along the spiral sliding rail, the lubricating piece moves downwards and rotates, and the lubricating oil in the lubricating pad is fully lubricated on the inner wall of the shaft hole.

Preferably, the outer wall of the shaft sleeve is provided with a rotating window communicated with the starting end of the spiral sliding rail, the lubricating piece is inserted into the rotating window and is radially connected with the shaft core through a connecting spring, and the lubricating piece is connected with the connecting spring through a connecting rod capable of moving along the spiral sliding rail.

In the above arrangement, the shaft core is rotated so that the distance between the lubricating member and the shaft core can be adjusted by the connecting spring when the lubricating member is rotated from the outside of the shaft sleeve to the inside of the shaft sleeve, and when the lubricating member penetrates out of the shaft sleeve, the shaft core is rotated again so that the connecting rod slides into the starting end of the spiral slide rail and moves along the spiral slide rail.

Preferably, the inner wall of the rotating window is provided with a smooth transition section.

The smooth transition section is arranged, so that when the lubricating piece rubs through the inner wall of the rotating window, the abrasion of the rotating window to the lubricating piece can be reduced, meanwhile, the rotating resistance of the lubricating piece is also reduced, and the operation is convenient.

Preferably, the lubricating pieces are two and are symmetrically connected to the shaft core through two connecting springs respectively, and the outer wall of the shaft sleeve is provided with two symmetrical spiral sliding rails and two symmetrical rotating windows corresponding to the two lubricating pieces.

Set up two lubricated pieces to enable two lubrication pads and soak lubricating oil, thereby increase the area of shaft hole and lubricating oil contact, simultaneously, compare a lubrication pad lubrication, two lubrication piece lubrication can improve lubricated effect.

Preferably, the conveying channel comprises a main conveying channel penetrating through the upper end of the shaft sleeve, two conveying sub-channels communicated with the mounting cavity are branched and communicated with the lower end of the main conveying channel, the conveying sub-channels are symmetrically arranged on the shaft sleeve, the angle between the connecting line of the two conveying sub-channels and the connecting line of the two rotating windows is larger than zero, and when the lubricating piece is located in the mounting cavity, the pipeline outlet of the conveying sub-channel is completely located above the lubricating piece.

In the above arrangement, the lubricating pieces are radially moved while being rotated by the shaft core, so that the lubricating pieces move from the rotating window position to the conveying lane position, and for the two lubricating pieces, a special conveying lane is arranged, so that lubricating oil in the conveying lane can be all used for infiltrating the lubricating pad, the infiltration speed is increased, and meanwhile, the lubricating oil is prevented from flowing out but not infiltrating the lubricating pad.

Preferably, the outer wall of the shaft core is elastically connected with a wedge-shaped positioning block, the outer wall of the shaft sleeve is provided with a first positioning hole clamped with the positioning block, and the outer wall of the shaft hole is provided with a second positioning hole clamped with the positioning block.

Set up locating piece, first locating hole, the second locating hole that can the joint to realize dismantling of axle core and axle sleeve, hinge body and be connected, and the easy operation of dismantling should connecting facilitates the use.

Preferably, the spiral sliding rail penetrates through the lower end of the shaft sleeve.

After locating piece and first locating hole separation, rethread axle core drives the lubricant piece to wearing out the spiral sliding rail and separating with the axle sleeve, thereby the lubricant piece of conveniently renewing, and wait for next use, and after the lubricated piece of renewing, but two lubricant pieces of manual compression make it be located the installation cavity, then at installation cavity internal rotation and shift up the axle core, avoid the lubricant piece to contact the shaft hole inner wall that is stained with lubricating oil.

Preferably, the lubricating member further comprises a mounting box, and the lubricating pad is mounted in the mounting box.

The installation box of setting up the stereoplasm to make things convenient for lubricated piece and connecting rod to be connected, also avoid soft lubricated pad when rotating along the spiral slideway simultaneously, with the axle sleeve friction and excessive wearing and tearing lubricated pad.

Preferably, the cross sections of the mounting box in two longitudinal directions are trapezoidal.

The installation box is characterized in that the installation box is provided with a plurality of inclined side walls, the side walls are arranged on the side walls, and the side walls are connected with the installation box through the inclined side walls.

Preferably, the upper end of the conveying channel is detachably connected with an end cover, and a pull rope convenient to open is arranged at the upper end of the end cover.

The end cover is arranged and covers the conveying channel, so that dirt, dust and the like are prevented from falling into the conveying channel, lubricating oil is provided with excessive impurities to influence the lubricating effect, and the conveying channel, the mounting cavity and the like are prevented from being blocked.

Preferably, the lower end of the shaft core is connected with an operating rod with anti-skid grains.

An operating rod with anti-skid grains is arranged to facilitate rotation of the shaft core.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, lubricating oil is carried to being located the emollient piece in the installation cavity from transfer passage, and make lubricating oil soak the lubricated pad, rotate the emollient piece again and wear out outside the axle sleeve to it, the lubricated pad is in the extrusion state this moment, consequently, the lubricated pad fully contacts with the shaft hole inner wall, the screw slide rail motion is followed to the rethread connecting rod, make the lubricated piece move down on one side and rotate, thereby make the lubricating oil in the lubricated pad fully lubricate in the shaft hole inner wall, realize the lubrication of shaft hole inner wall, the speed of rustting of extension shaft hole inner wall, avoid influencing door and window's normal switching, also avoid producing the noise when rotating door and window because of rustting.

Drawings

Fig. 1 is a schematic view of the internal structure of the lubricating element of the present invention penetrating through the rotating window;

fig. 2 is a schematic structural view of a part of the lubricating piece of the present invention located in the installation cavity;

fig. 3 is a schematic view of a part of the internal structure of the lubricating device of the present invention during the rotation along the spiral track;

FIG. 4 is a schematic view of a part of the internal structure of the shaft sleeve of the present invention;

FIG. 5 is a schematic view of a part of the internal structure of the shaft core of the present invention;

fig. 6 is a schematic structural view of the present invention;

fig. 7 is a schematic view of the structure of the lubricating member of the present invention;

the labels in the figure are: 1-hinge body, 11-shaft hole, 2-hinge shaft, 21-shaft sleeve, 211-mounting cavity, 212-spiral slide rail, 213-rotating window, 22-shaft core, 3-lubricating piece, 31-lubricating pad, 32-mounting box, 4-conveying channel, 41-main conveying channel, 42-conveying branch channel, 51-connecting spring, 52-connecting rod, 61-positioning block, 62-positioning spring, 7-end cover, 71-pull rope and 8-operating rod.

Detailed Description

The invention will be further described with reference to the embodiments shown in the drawings to which:

in the embodiment, referring to fig. 1 to 7, a novel steel door hinge includes a hinge body 1 and a hinge shaft 2 hinged to the hinge body 1, wherein the hinge body 1 includes a shaft hole 11 coaxially sleeved with the hinge shaft 2; the hinge shaft 2 comprises a shaft sleeve 21 and a shaft core 22 which are detachably connected, an installation cavity 211 for installing the shaft core 22 is arranged in the shaft sleeve 21 along the axial direction of the shaft sleeve 21, a spiral slide rail 212 communicated with the installation cavity 211 is arranged on the outer wall of the shaft sleeve 21, the upper end of the shaft core 22 is connected with a lubricating piece 3 which can penetrate out of the shaft sleeve 21 and can move along the spiral slide rail 212, the lubricating piece 3 comprises a lubricating pad 31 which can be extruded and deformed and can be soaked by lubricating oil, a lubricating channel for conveying the lubricating oil is formed in the upper end of the shaft sleeve 21, and the lubricating channel is communicated with the installation cavity 211; the lubricating piece 3 moves along a spiral track, and the lubricating oil which is conveyed to the lubricating piece 3 by the conveying channel 4 is lubricated on the inner wall of the shaft hole 11 through the lubricating pad 31.

The outer wall of the shaft sleeve 21 is provided with a rotating window 213 communicated with the starting end of the spiral sliding rail 212, the inner wall of the rotating window 213 is provided with a smooth transition section, the lubricating piece 3 is inserted in the rotating window 213 and is radially connected with the shaft core 22 through a connecting spring 51, and the lubricating piece 3 is connected with the connecting spring 51 through a connecting rod 52 capable of moving along the spiral sliding rail 212.

The two lubricating pieces 3 are symmetrically connected to the shaft core 22 through two connecting springs 51, and the outer wall of the shaft sleeve 21 is provided with two symmetrical spiral sliding rails 212 and two symmetrical rotating windows 213 corresponding to the two lubricating pieces 3; the conveying channel 4 comprises a main conveying channel 41 penetrating through the upper end of the shaft sleeve 21, two conveying sub-channels 42 communicated with the installation cavity 211 are communicated with the lower end of the main conveying channel 41 in a bifurcation mode, the conveying sub-channels 42 are symmetrically arranged on the shaft sleeve 21, the connecting line of the two conveying sub-channels 42 is perpendicular to the connecting line of the two rotating windows 213, when the lubricating part 3 is located in the installation cavity 211, the pipeline outlet of the conveying sub-channels 42 is completely located above the lubricating part 3, the upper end of the conveying channel 4 is clamped with the end cover 7, and the upper end of the end cover 7 is provided with a pull rope 71 convenient to open.

The lower part of the outer wall of the shaft core 22 is elastically connected with a wedge-shaped positioning block 61 through a positioning spring 62, a first positioning hole clamped with the positioning block 61 is formed in the outer wall of the shaft sleeve 21, a second positioning hole clamped with the positioning block 61 is formed in the outer wall of the shaft hole 11, the spiral sliding rail 212 downwards extends to the lower part of the shaft sleeve 21 and then vertically penetrates through the lower end of the shaft sleeve 21, and the first positioning hole is arranged corresponding to the position, penetrating through the spiral sliding rail 212, of the shaft sleeve 21 vertically.

The lubricating piece 3 further comprises a mounting box 32, the cross sections of two longitudinal directions of the mounting box 32 are both trapezoidal, a lubricating pad 31 is mounted in the mounting box 32, and the lubricating pad 31 is a sponge.

The lower end of the shaft core 22 is connected with an operating rod 8 with anti-skid grains so as to conveniently rotate the shaft core 22.

The utility model discloses a working process: in an initial state, the lubricating pad 31 is positioned in the installation cavity and at the outlet of the pipeline of the conveying branch channel 42, then the wedge-shaped positioning block 61 is firstly pressed to be separated from the first positioning hole and the second positioning hole, the end cover 7 is opened through the pull rope 71 to expose the main conveying channel 41, lubricating oil is input from the main conveying channel 41 and conveyed to the lubricating part 3 along the conveying branch channel 42, and the lubricating oil is made to infiltrate the lubricating pad 31;

then, the operating rod 8 rotates the shaft core 22, the shaft core 22 drives the lubricating piece 3, when the lubricating piece 3 rotates to the position of the rotating window 213, the compressed connecting spring 51 ejects the lubricating piece 3 out of the shaft sleeve 21, and at the moment, the lubricating pad 31 is in an extrusion state, so that the lubricating pad 31 is fully contacted with the inner wall of the shaft hole 11, and then the shaft core 22 is rotated, so that the connecting rod 52 moves along the spiral sliding rail 212, the lubricating piece 3 moves downwards and rotates at the same time, and the lubricating oil in the lubricating pad 31 is fully lubricated on the inner wall of the shaft hole 11;

when the connecting rod 52 rotates to pass through the lower end of the shaft sleeve 21 and is separated from the lower end of the shaft sleeve, a new lubricating pad 31 can be replaced, after replacement, the two lubricating pieces 3 can be manually and radially compressed and positioned in the mounting cavity 211, and then the shaft core 22 rotates in the mounting cavity 211 and moves upwards until the positioning block 61 is clamped with the first positioning hole and the second positioning hole.

It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended manner, i.e., in a manner equivalent to "including at least … …", and not in a closed manner, i.e., in a manner not to be interpreted as "including only … …". The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

The above description is only the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and those skilled in the art should be able to make changes, modifications, additions or substitutions within the scope of the present invention.

Claims

1. A novel steel door hinge is characterized by comprising a hinge body (1) and a hinge shaft (2) hinged with the hinge body (1), wherein the hinge body (1) comprises a shaft hole (11) coaxially sleeved with the hinge shaft (2); the hinge shaft (2) comprises a shaft sleeve (21) and a shaft core (22) which are detachably connected, an installation cavity (211) for installing the shaft core (22) is formed in the shaft sleeve (21) along the axial direction of the shaft sleeve, a spiral sliding rail (212) communicated with the installation cavity (211) is arranged on the outer wall of the shaft sleeve (21), a lubricating piece (3) which can penetrate out of the shaft sleeve (21) and can move along the spiral sliding rail (212) is connected to the upper end of the shaft core (22), the lubricating piece (3) comprises a lubricating pad (31) which can be extruded and deformed and can be soaked by lubricating oil, a lubricating channel for conveying the lubricating oil is formed in the upper end of the shaft sleeve (21), and the lubricating channel is communicated with the installation cavity (211); the lubricating piece (3) moves along a spiral track, and lubricating oil conveyed to the lubricating piece (3) by the conveying channel (4) is lubricated on the inner wall of the shaft hole (11) through the lubricating pad (31).

2. The novel steel door hinge as claimed in claim 1, wherein the outer wall of the sleeve (21) is provided with a rotating window (213) communicating with the start end of the spiral sliding rail (212), the lubricating member (3) is inserted into the rotating window (213) and radially connected to the shaft core (22) through a connecting spring (51), and the lubricating member (3) is connected to the connecting spring (51) through a connecting rod (52) capable of moving along the spiral sliding rail (212).

3. A new steel door hinge according to claim 2, wherein said rotating window (213) is provided with a smooth transition on its inner wall.

4. A new type of steel door hinge according to claim 2, characterized in that said two lubricators (3) are symmetrically connected to the core (22) by two respective connecting springs (51), and the outer wall of the bushing (21) is provided with two symmetrical helical sliding guides (212) and two symmetrical rotating windows (213) corresponding to the two lubricators (3).

5. The novel steel door hinge according to claim 4, wherein the conveying path (4) comprises a main conveying path (41) passing through the upper end of the shaft sleeve (21), the lower end of the main conveying path (41) is forked and communicated with two conveying branches (42) communicated with the mounting cavity (211), the conveying branches (42) are symmetrically arranged on the shaft sleeve (21), the angle between the connecting line of the two conveying branches (42) and the connecting line of the two rotating windows (213) is greater than zero, and when the lubricating piece (3) is located in the mounting cavity (211), the pipeline outlet of the conveying branches (42) is completely located above the lubricating piece (3).

6. The novel steel door hinge according to claim 1, wherein the outer wall of the shaft core (22) is elastically connected with a wedge-shaped positioning block (61), the outer wall of the shaft sleeve (21) is provided with a first positioning hole clamped with the positioning block (61), and the outer wall of the shaft hole (11) is provided with a second positioning hole clamped with the positioning block (61).

7. The novel steel door hinge according to claim 6, wherein the spiral sliding rail (212) passes through the lower end of the bushing (21).

8. A new steel door hinge according to claim 1, characterized in that said lubricant (3) further comprises a mounting box (32), the lubricant pad (31) being mounted in the mounting box (32).

9. A new steel door leaf according to claim 8, characterized in that the section of the mounting box (32) in both longitudinal directions is trapezoidal.

10. The novel steel door hinge as claimed in claim 1, wherein the upper end of the conveying channel (4) is detachably connected with an end cover (7), and the upper end of the end cover (7) is provided with a pull rope (71) which is convenient to open.