CN217950076U

CN217950076U - High-reliability thick-rod hinge

Info

Publication number: CN217950076U
Application number: CN202123045286.XU
Authority: CN
Inventors: 俞雪军
Original assignee: Pinghu Xuetian Hardware Products Co ltd
Current assignee: Pinghu Xuetian Hardware Products Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-12-02
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a high reliability thick pole hinge, including first hinge plate and second hinge plate, first hinge plate is equipped with first pivot cover, the second hinge plate is equipped with second pivot cover, first pivot cover and second pivot cover match and are equipped with the pivot, be equipped with the spacing groove on the pore wall of second pivot cover, be equipped with the spacing edge that corresponds with the spacing groove in the pivot, the lower terminal surface of second pivot cover is equipped with first draw-in groove, be equipped with the first fixture block of being connected with the pivot rotation in the first draw-in groove, the top of first pivot cover is equipped with the second fixture block with pivot fixed connection, be equipped with the second insection on the lateral wall of second fixture block, the up end of second pivot cover is equipped with the second draw-in groove, be equipped with a plurality of first insections on the inner wall of second draw-in groove, a plurality of first insections correspond the setting with a plurality of second insections, the lower surface of briquetting is equipped with the spring, the lower extreme butt of spring is at the up end of second pivot cover, can fix the rotation between first hinge plate and the second hinge plate according to the demand, the reliability of hinge is improved.

Description

High-reliability thick-rod hinge

Technical Field

The utility model relates to a hinge technical field, concretely relates to thick pole hinge of high reliability.

Background

Hinges are mechanical devices used to connect two solid bodies and allow relative rotation between them. For example, the door and the door frame are rotatably connected through a door hinge, and the two hinge plates of the door hinge in the prior art freely rotate and cannot be fixedly stopped, so that the following problems generally exist in use: 1. when the door needs to be opened for ventilation indoors, the air flow pushes the door to be automatically closed, so that the door can be supported by things, and the door is very inconvenient; 2. if a person holds the door frame with his hands, the fingers are caught in the door crack, especially for young children, and at this time, the door rotates freely due to external force factors, and the fingers are injured by the fingers. The reliability of the use of the prior art door hinges is therefore low.

Disclosure of Invention

In order to solve the weak point among the above-mentioned prior art, the utility model provides a thick pole hinge of high reliability.

In order to realize the technical effect, the utility model discloses a following scheme:

a high-reliability thick-rod hinge comprises a first hinge plate and a second hinge plate which are correspondingly arranged, wherein a plurality of mounting holes are formed in the first hinge plate and the second hinge plate, a first rotating shaft sleeve is fixedly arranged on one side of the first hinge plate, a first rotating shaft hole is formed in the first rotating shaft sleeve in a penetrating manner, a second rotating shaft sleeve is fixedly arranged on one side of the second hinge plate and is positioned below the first rotating shaft sleeve, a second rotating shaft hole is formed in the second rotating shaft sleeve in a penetrating manner, the first rotating shaft hole and the second rotating shaft hole are coaxially arranged, rotating shafts are arranged in the first rotating shaft hole and the second rotating shaft hole in a matching manner, a limiting groove is formed in the hole wall of the second rotating shaft hole in a sinking manner, the length of the limiting groove is arranged along the length of the second rotating shaft hole, a limiting edge corresponding to the limiting groove is convexly arranged on the rotating shaft, and is clamped into the limiting groove, the lower end surface of the second rotating shaft sleeve is provided with a first clamping groove, a first clamping block is arranged in the first clamping groove in a matched mode, the first clamping block is rotatably connected with the rotating shaft, a pressing block is arranged above the first rotating shaft sleeve and fixedly connected with the rotating shaft, the lower surface of the pressing block is provided with a second clamping block in a downward protruding mode, the second clamping block is arranged around the rotating shaft, the side wall of the second clamping block is provided with a plurality of second insections, the second insections are arranged around the second clamping block, the second insections are vertically arranged, the upper end surface of the first rotating shaft sleeve is provided with a second clamping groove in a recessed mode, the second clamping groove corresponds to the second clamping block, the inner wall of the second clamping groove is provided with a plurality of first insections in a protruding mode, the first insections are arranged around the second clamping groove, the first insections are vertically arranged, and the first insections are arranged corresponding to the second insections, under the natural state, the second fixture block is located above the second clamping groove, a spring is fixedly arranged on the lower surface of the pressing block, the spring surrounds the outer side of the second fixture block, and the lower end of the spring abuts against the upper end face of the first rotating shaft sleeve.

According to the preferable technical scheme, the first clamping block comprises a connecting block and a limiting block, the connecting block is circular, a first through hole is formed in the center of the connecting block, the rotating shaft penetrates through the first through hole, the limiting blocks are convexly arranged on two sides of the connecting block respectively, the first clamping groove comprises a circular groove, the circular groove corresponds to the connecting block, square grooves corresponding to the limiting blocks are arranged on two sides of the circular groove respectively, a lower fixing block is connected to the lower end of the rotating shaft after the lower fixing block penetrates through the first through hole, the size of the lower fixing block is larger than that of the first through hole, a second through hole is formed in the lower fixing block, a second threaded hole is formed in the lower fixing block in a penetrating mode, a first threaded hole communicated with the second threaded hole is formed in the rotating shaft in a penetrating mode, and a first threaded cylindrical pin is arranged in the first threaded hole and the second threaded hole in a matching mode; the vertical through-going of briquetting is equipped with the third through-hole, the fixed block that is equipped with in upper end of briquetting, go up to have on the fixed block with the fourth through-hole of third through-hole intercommunication, the upper end of pivot passes third through-hole and fourth through-hole in proper order, it is equipped with the fourth screw hole to go up to transversely run through on the fixed block, run through in the pivot and be equipped with the third screw hole with fourth screw hole intercommunication, matching is equipped with second screw thread cylindric lock in third screw hole and the fourth screw hole.

According to the preferable technical scheme, the lower end of the first clamping block protrudes out of the first clamping groove, and flanges are respectively protruded from two sides of the lower end of the first clamping block.

According to the preferred technical scheme, the flanges are connected with pull rings, and two ends of each pull ring are hinged to the flanges on two sides respectively.

According to the preferable technical scheme, a gasket is sleeved on the rotating shaft and is positioned between the first rotating shaft sleeve and the second rotating shaft sleeve.

Compared with the prior art, the beneficial effects are that:

the utility model discloses simple structure, high durability and convenient use, under the natural state, free rotation between first hinge cover and the pivot, can rotate wantonly between first hinge plate and the second hinge plate, when needing to be a certain angle between first hinge plate and the second hinge plate fixed, the downwards pulling rotates, draw in the second draw-in groove with the second fixture block in, first insection meshes with the second insection, then it misplaces with first draw-in groove to rotate first fixture block messenger, the second fixture block supports the lower terminal surface at second hinge cover, restrict the second fixture block in the second draw-in groove, cause between first hinge cover and the pivot can not free rotation, thereby make the rotation between first hinge plate and the second hinge plate fixed, can fix the rotation between first hinge plate and the second hinge plate according to the demand, the reliability of hinge has been improved.

Drawings

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

fig. 2 is a schematic view illustrating a connection between a second clamping block and a second clamping groove of the present invention;

FIG. 3 is a schematic view of the connection between the middle shaft and the second shaft sleeve of the present invention;

fig. 4 is a schematic view illustrating a connection between a first clamping block and a first clamping groove of the present invention;

fig. 5 is a second state connection diagram of the first clamping block and the first clamping groove of the present invention.

Reference numerals: 1. a first hinge plate; 2. a second hinge plate; 3. a first rotating sleeve; 4. a first rotating shaft hole; 5. a second rotary shaft sleeve; 6. a second rotating shaft hole; 7. a rotating shaft; 8. mounting holes; 9. a limiting groove; 10. a limiting edge; 11. a first card slot; 12. a first clamping block; 13. a lower fixed block; 14. a first threaded hole; 15. a second threaded hole; 16. a first threaded cylindrical pin; 17. a flange; 18. a pull ring; 19. pressing into blocks; 20. a second fixture block; 21. a second card slot; 22. a first insection; 23. a second insection; 24. a spring; 25. an upper fixing block; 26. a third threaded hole; 27. a fourth threaded hole; 28. a second threaded cylindrical pin; 29. connecting blocks; 30. A limiting block; 31. a circular groove; 32. a square groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

A high-reliability thick-rod hinge comprises a first hinge plate 1 and a second hinge plate 2 which are correspondingly arranged, wherein a plurality of mounting holes 8 are respectively formed in the first hinge plate 1 and the second hinge plate 2, a first rotating shaft sleeve 3 is fixedly arranged on one side of the first hinge plate 1, a first rotating shaft hole 4 is formed in the first rotating shaft sleeve 3 in a penetrating manner, a second rotating shaft sleeve 5 is fixedly arranged on one side of the second hinge plate 2, the second rotating shaft sleeve 5 is positioned below the first rotating shaft sleeve 3, a second rotating shaft hole 6 is formed in the second rotating shaft sleeve 5 in a penetrating manner, the first rotating shaft hole 4 and the second rotating shaft hole 6 are coaxially arranged, a rotating shaft 7 is simultaneously arranged in the first rotating shaft hole 4 and the second rotating shaft hole 6 in a matching manner, a limiting groove 9 is concavely formed in the hole wall of the second rotating shaft hole 6, and the length of the limiting groove 9 is arranged along the length of the second rotating shaft hole 6, a limiting edge 10 corresponding to the limiting groove 9 is convexly arranged on the rotating shaft 7, the limiting edge 10 is clamped into the limiting groove 9, the first rotating shaft sleeve 3 and the rotating shaft 7 freely rotate, the second rotating shaft sleeve 5 and the rotating shaft 7 do not freely rotate under the action of the limiting groove 9 and the limiting edge 10, a first clamping groove 11 is arranged on the lower end surface of the second rotating shaft sleeve 5, a first clamping block 12 is arranged in the first clamping groove 11 in a matched manner, the first clamping block 12 is rotatably connected with the rotating shaft 7, a pressing block 19 is arranged above the first rotating shaft sleeve 3, the pressing block 19 is fixedly connected with the rotating shaft 7, a second clamping block 20 is convexly arranged on the lower surface of the pressing block 19 downwards, the second clamping block 20 is arranged around the rotating shaft 7, the second clamping block 20 is cylindrical, a plurality of second gear patterns 23 are arranged on the side wall of the second clamping block 20, and a plurality of second gear patterns 23 are arranged around the second clamping block 20, the vertical setting of second insection 23, the sunken second draw-in groove 21 that is equipped with of up end of first runner cover 3, second draw-in groove 21 is corresponding with second fixture block 20, and second draw-in groove 21 is circular, the protrusion is equipped with a plurality of first insections 22 on the inner wall of second draw-in groove 21, and a plurality of first insections 22 set up around second draw-in groove 21, the vertical setting of first insection 22, a plurality of first insections 22 correspond the setting with a plurality of second insections 23, and under the natural state, second fixture block 20 is located the top of second draw-in groove 21, the lower fixed surface of briquetting 19 is equipped with spring 24, spring 24 is around setting up in the outside of second fixture block 20, the lower extreme butt of spring 24 is in the up end of first runner cover 3, through spring 24 briquetting support column 19 and pivot 7, makes briquetting 19 can not drop with pivot 7.

In an initial state, the first rotating shaft sleeve 3 and the rotating shaft 7 freely rotate, the second rotating shaft sleeve 5 and the rotating shaft 7 do not rotate, so that the first hinge plate 1 and the second hinge plate 2 can automatically rotate, when the rotation between the first hinge plate 1 and the second hinge plate 2 needs to be fixed, the rotating shaft 7 is pulled downwards, the rotating shaft 7 slides downwards in the first rotating shaft hole 4 and the second rotating shaft hole 6, the rotating shaft 7 drives the pressing block 19 and the second clamping block 20 to move downwards, the spring 24 is compressed in the pressing process, the second clamping block 20 is clamped into the second clamping groove 21, the first insection 22 is meshed with the second insection 23, in actual use, the position between the first insection 22 and the second insection 23 does not correspond, the angle of the first hinge can be slightly adjusted, the second clamping block 20 is smoothly clamped into the second clamping groove 21, the free rotation between the first rotating sleeve and the rotating shaft 7 after the first insection 22 is meshed with the second insection 23 is limited, so that the rotating block 20 between the first rotating sleeve 1 and the second clamping block 20 is not clamped into the second rotating shaft groove 21 after the rotating shaft hole 23, the second interlocking block 12 is clamped into the second hinge plate 12, and the second clamping block 12, and the rotating shaft 12 is not clamped into the second clamping block 12, and the second hinge plate 12, and the second clamping block 12, and the rotating hinge plate 12 can not be clamped into the second clamping groove 12, and the second clamping block 12, and the second hinge plate 12, and the rotating hinge plate can be prevented from being pulled out, and the rotating hinge plate 12, and the hinge plate can be released;

when the rotation between the first hinge plate 1 and the second hinge plate 2 needs to be recovered, the first fixture block 12 is rotated to make the position of the first fixture block 12 correspond to the first slot 11, the first fixture block 12 is pushed upwards by the elastic force of the spring 24 to be clamped into the first slot 11, so that the rotating shaft 7 and the second fixture block 20 are reset, and the second fixture block 20 is moved out of the second slot 21.

According to the preferred technical scheme, the first clamping block 12 comprises a connecting block 29 and a limiting block 30, the connecting block 29 is circular, a first through hole is formed in the center of the connecting block 29, the rotating shaft 7 penetrates through the first through hole, the limiting blocks 30 are respectively arranged on two sides of the connecting block 29 in a protruding mode, the first clamping groove 11 comprises a circular groove 31, the circular groove 31 corresponds to the connecting block 29, square grooves 32 corresponding to the limiting blocks 30 are respectively arranged on two sides of the circular groove 31, a lower fixing block 13 is connected to the lower end of the rotating shaft 7 after penetrating through the first through hole, the size of the lower fixing block 13 is larger than that of the first through hole, a second through hole is formed in the lower fixing block 13, a second threaded hole 15 penetrates through the lower fixing block 13 in the transverse direction, a first threaded hole 14 communicated with the second threaded hole 15 is formed in the rotating shaft 7 in a penetrating mode, and a first threaded cylindrical pin 16 is arranged in the first threaded hole 14 and the second threaded cylindrical pin 15 in a matching mode; a third through hole vertically penetrates through the pressing block 19, an upper fixing block 25 is fixedly arranged at the upper end of the pressing block 19, a fourth through hole communicated with the third through hole is formed in the upper fixing block 25, the upper end of the rotating shaft 7 sequentially penetrates through the third through hole and the fourth through hole, a fourth threaded hole 27 transversely penetrates through the upper fixing block 25, a third threaded hole 26 communicated with the fourth threaded hole 27 is formed in the rotating shaft 7 in a penetrating mode, and a second threaded cylindrical pin 28 is arranged in the third threaded hole 26 and the fourth threaded hole 27 in a matching mode.

The hinge is detachable through the structure, and parts are convenient to replace.

According to the preferable technical scheme, the lower end of the first clamping block 12 protrudes out of the first clamping groove 11, flanges 17 protrude from two sides of the lower end of the first clamping block 12 respectively, the flanges 17 are buckled, the first clamping block 12 can be conveniently pulled out, and the rotating shaft 7 is pulled down by pulling the first clamping block 12.

According to the preferable technical scheme, the flanges 17 are connected with pull rings 18, two ends of each pull ring 18 are hinged to the flanges 17 on two sides, and the first fixture block 12 can be pulled conveniently through the pull rings 18.

According to the preferable technical scheme, a gasket 33 is sleeved on the rotating shaft 7, and the gasket 33 is located between the first rotating shaft sleeve 3 and the second rotating shaft sleeve 5.

In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when in use, or the directions or positional relationships that those skilled in the art usually understand, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element that is referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present invention.

Furthermore, 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. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Claims

1. A high-reliability thick rod hinge is characterized by comprising a first hinge plate and a second hinge plate which are correspondingly arranged, wherein a plurality of mounting holes are formed in the first hinge plate and the second hinge plate, a first rotating shaft sleeve is fixedly arranged on one side of the first hinge plate, a first rotating shaft hole is formed in the first rotating shaft sleeve in a penetrating manner, a second rotating shaft sleeve is fixedly arranged on one side of the second hinge plate and positioned below the first rotating shaft sleeve, a second rotating shaft hole is formed in the second rotating shaft sleeve in a penetrating manner, the first rotating shaft hole and the second rotating shaft hole are coaxially arranged, rotating shafts are simultaneously matched in the first rotating shaft hole and the second rotating shaft hole, a limiting groove is formed in the hole wall of the second rotating shaft hole in a sunken manner, the length of the limiting groove is arranged along the length of the second rotating shaft hole, a limiting edge corresponding to the limiting groove is convexly arranged on the rotating shaft, the limiting edge is clamped in the limiting groove, the lower end face of the second rotating shaft sleeve is provided with a first clamping groove, a first clamping block is arranged in the first clamping groove in a matched mode, the first clamping block is rotatably connected with the rotating shaft, a pressing block is arranged above the first rotating shaft sleeve and fixedly connected with the rotating shaft, the lower surface of the pressing block is provided with a second clamping block in a downward protruding mode, the second clamping block is arranged around the rotating shaft, the side wall of the second clamping block is provided with a plurality of second insections, the second insections are arranged around the second clamping block, the second insections are vertically arranged, the upper end face of the first rotating shaft sleeve is provided with a second clamping groove in a recessed mode, the second clamping groove corresponds to the second clamping block, the inner wall of the second clamping groove is provided with a plurality of first insections in a protruding mode, the first insections are arranged around the second clamping groove, the first insections are vertically arranged, and the first insections correspond to the second insections, under the natural state, the second fixture block is located the top of second draw-in groove, the fixed surface of briquetting is equipped with the spring, the spring is around setting up in the outside of second fixture block, the lower extreme butt of spring in the up end of first pivot cover.

2. The thick rod hinge with high reliability as claimed in claim 1, wherein the first clamping block comprises a connecting block and a limiting block, the connecting block is circular, a first through hole is formed in the center of the connecting block, the rotating shaft passes through the first through hole, the limiting blocks are respectively protruded from two sides of the connecting block, the first clamping groove comprises a circular groove, the circular groove corresponds to the connecting block, square grooves corresponding to the limiting blocks are respectively formed in two sides of the circular groove, a lower fixing block is connected to the lower end of the rotating shaft after passing through the first through hole, the size of the lower fixing block is larger than that of the first through hole, a second through hole is formed in the lower fixing block, the lower end of the rotating shaft passes through the second through hole, a second threaded hole is formed in the lower fixing block in a transverse penetrating manner, a first threaded hole communicated with the second threaded hole is formed in the rotating shaft in a penetrating manner, and a first threaded cylindrical pin is arranged in the first threaded hole and the second threaded hole in a matching manner; the vertical third through-hole that runs through on the briquetting, the fixed block that is equipped with in upper end of briquetting, go up and have the fourth through-hole with third through-hole intercommunication on the fixed block, the upper end of pivot passes third through-hole and fourth through-hole in proper order, it is equipped with the fourth screw hole to go up to run through on the fixed block, run through in the pivot and be equipped with the third screw hole with fourth screw hole intercommunication, matching in third screw hole and the fourth screw hole has second screw thread cylindric lock.

3. The high-reliability thick rod hinge according to claim 1, wherein the lower end of the first block protrudes from the first locking groove, and flanges are respectively protruded from both sides of the lower end of the first block.

4. The high-reliability thick rod hinge of claim 3, wherein a pull ring is connected to the flanges, and two ends of the pull ring are respectively hinged to the flanges at two sides.

5. The thick rod hinge of claim 1, wherein a gasket is sleeved on the rotating shaft, and the gasket is located between the first rotating shaft sleeve and the second rotating shaft sleeve.