CN216429338U

CN216429338U - Rotating shaft structure of bathroom door buffering hinge

Info

Publication number: CN216429338U
Application number: CN202122919012.2U
Authority: CN
Inventors: 陈杨斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-05-03
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to the technical field of bathroom door hardware, in particular to a rotating shaft structure of a bathroom door buffering hinge, which comprises a rotating shaft, a door connecting end, a power-assisted section and a damping section, wherein the rotating shaft comprises a bearing end, a door connecting end, a power-assisted section and a damping section; the edge of the section of the power-assisted part is approximately arc line, the section of the damping section is approximately long-strip-shaped, one end of the damping section is approximately conical, and an included angle is formed between the power-assisted part and the damping section. The utility model can make the door shaft component have the functions of power assistance and buffering; in the rotating process of the rotating shaft, the overlapping between the central angle corresponding to the boosting effect and the central angle corresponding to the damping effect can be reduced or eliminated, and the efficiency is improved; can make the use of bathroom door buffering hinge need not to distinguish about.

Description

Rotating shaft structure of bathroom door buffering hinge

Technical Field

The utility model relates to a bathroom door hardware technical field, in particular to pivot structure of bathroom door buffering hinge.

Background

Bathroom door hinge installs on the entablature, the underbeam that bathroom stainless steel etc. were made, and the glass door is installed on hinge glass presss from both sides (corresponding door coupling assembling 1), and this hinge generally is used for flat-open bathroom door on.

The bathroom door hinges with thinner thickness on the market are generally simple and have no buffering or boosting function.

The hinge with the buffering or boosting function is generally thick, so that the base of the hinge exceeds the upper beam or the lower beam, and the gap between the door body and the upper beam or the lower beam is large.

In summary, the prior art has at least the following technical problems,

first, there is no hinge that has both power-assist and cushioning functions and is thin.

Second, the traditional hinge that possesses helping hand and buffer function, the degree of depth is great, when transferring it to upper beam or underbeam, it is more inconvenient.

Thirdly, traditional hinge does not possess limit function, has the rotatory risk that strikes the wall damage of the door body.

Disclosure of Invention

An object of the utility model is to solve or alleviate the above-mentioned first technical problem.

The utility model adopts the measure that the rotating shaft structure of the bathroom door buffering hinge comprises a bearing end, a door connecting end, a power assisting section and a damping section; the edge of the section of the power-assisted part is approximately arc line, the section of the damping section is approximately long-strip-shaped, one end of the damping section is approximately conical, and an included angle is formed between the power-assisted part and the damping section.

The utility model discloses the effect that reaches does, when can making the door-hinge subassembly possess helping hand and buffer function.

According to a further technical scheme, the conical tip of the damping section protrudes from the power-assisted section.

In the rotating process of the rotating shaft, the overlapping between the central angle corresponding to the boosting effect and the central angle corresponding to the damping effect can be reduced or eliminated, and the efficiency is improved.

According to a further technical scheme, the door connecting end is located above the bearing end.

The second bearing can be arranged as a pressure bearing on the bearing end, and the bearing capacity of the door shaft assembly can be improved.

Further technical scheme, the pivot is including setting up the bearing housing section between damping section, door link.

Can ensure through first bearing that the pivot can not rock, the reliability is higher.

According to the further technical scheme, the rotating shaft is provided with a door closing holding surface, and the door closing holding surface is located on the opposite side of the damping section on the rotating shaft.

The door body is relatively stable when the door is closed.

According to the further technical scheme, the number of the damping sections is one, the damping sections are symmetrical to a plane passing through the axis of the rotating shaft, and the number of the power assisting sections is two, and the power assisting sections are symmetrical to the plane passing through the axis of the rotating shaft.

The use of the bathroom door buffering hinge is not required to be distinguished from the left and the right.

According to a further technical scheme, the cross section of the door connecting end is in a segmental shape or a track shape.

In conclusion, the utility model can achieve the following technical effects,

1, the door shaft assembly can have the functions of boosting and buffering.

2, the overlapping between the central angle corresponding to the boosting effect and the central angle corresponding to the damping effect can be reduced or eliminated in the rotating process of the rotating shaft, and the efficiency is improved.

3, the use of the bathroom door buffering hinge does not need to be distinguished from the left and the right.

Drawings

Fig. 1 is a perspective view of a shower door buffering hinge according to an embodiment of the present invention.

Fig. 2 is a perspective view of a shower door buffering hinge according to an embodiment of the present invention.

Fig. 3 is a schematic perspective exploded view of a shower door buffering hinge according to an embodiment of the present invention.

Fig. 4 is a schematic perspective exploded view of a shower door buffering hinge according to an embodiment of the present invention.

Fig. 5 is an exploded perspective view of the booster 23 according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view of the rotating shaft 22 according to an embodiment of the present invention.

Fig. 7 is a schematic illustration of profile one SEC 1.

Fig. 8 is a schematic diagram of profile two SEC 2.

Fig. 9 is a schematic perspective view of a shower door buffering hinge according to an embodiment of the present invention in use.

Figure 10 is a perspective view of detail DTL1 from another perspective.

Fig. 11 is a perspective view of a buffering hinge for a shower door according to another embodiment (second embodiment) of the present invention.

Fig. 12 is an exploded perspective view of a buffering hinge for a shower door according to another embodiment (second embodiment) of the present invention.

Fig. 13 is a schematic cross-sectional view of a shower door buffering hinge according to another embodiment (second embodiment) of the present invention; the section plane is a plane passing through the axial lead of the limit abutting piece 71 and the axial lead of the limit adjusting piece 72.

Section one SEC 1; section two SEC 2; detail one DTL 1; a door connecting assembly 1; a first clip body 11; a shaft connecting portion 111; a jack bolt 119; a second clip body 12; shaft attachment hole 129; a door spindle assembly 2; a base 21; a booster mounting cavity 213; a damper mounting cavity 214; a limiting translation hole 217; mounting nut holes 218; a mounting nut rim 219; a rotating shaft 22; a load bearing end 221; a door connection end 222; a power assist section 223; a damping section 224; a bearing housing section 225; a door-closing holding surface 226; a power assist member 23; the elastic member 231; a power-assisted jacket 232; a power-assisted relief port 233; an adjusting bolt 234; an adjustment retaining sleeve 235; a booster mounting cap 239; a damping member 24; a tip boss 241; a damper mounting cap 249; a first bearing 25; a bearing outer race 251; a second bearing 26; a limiting component 7; a limit holding member 71; a holding end 711; a minimum clearance 719; a limit adjustment member 72; a divert end 721; a mounting member 8; a mounting member column 81; a mounting nut 811; mounting holes 89; mounting hole inner edges 891; a conical head screw 892; a bathroom 9; an upper beam 91; a lower beam 92; a door 93.

Detailed Description

The following description will be made in conjunction with the accompanying drawings.

As a specific embodiment (first embodiment), the bathroom door buffering hinge of the embodiment of the present invention includes a door shaft assembly 2 and a door connecting assembly 1. The door connecting assembly 1 is used for being connected with a door body 93 of the bathroom 9.

The door spindle assembly 2 includes a rotating shaft 22, a booster 23, a damper 24, and a base 21 having a rectangular cross section as a whole.

The rotating shaft 22 is hinged to the base 21, and the rotating shaft 22 is exposed from the long side of the base 21 (i.e. the side corresponding to the longer side of the rectangle in the whole cross section) and connected to the door connecting component 1.

The rotating shaft 22 comprises a power assisting section 223 and a damping section 224; the power assisting element 23 and the damping element 24 are respectively opposite to the power assisting section 223 and the damping section 224 (in other words, when the rotating shaft 22 rotates, the power assisting section 223 can abut against the power assisting element 23, and the damping element 24 can abut against the damping section 224) and are respectively located on two sides of the rotating shaft 22, and the power assisting element 23 and the damping element 24 are both arranged along the length direction of the base 21. In other words, the power assist member 23 faces the power assist section 223, and the damping member 24 faces the damping section 224. The booster 23 and the damper 24 can be arranged along the length direction of the whole rectangular cross section.

Before use, the base 21 is fixed on the upper beam 91 and/or the lower beam 92, and as a specific embodiment, the thickness of the base 21 is substantially equal to or less than the thickness of the upper beam 91 or the thickness of the lower beam 92, and does not need to protrude downward from the upper beam 91 or upward from the lower beam 92, so that the gap between the door body 93 and the upper beam 91 or the lower beam 92 can be small.

The edge of the cross-section of the force aid 23 is substantially an arc having a point furthest from the axis of the shaft 22, the furthest point dividing the arc into a first half (not shown) and a second half (not shown). The damping section 224 is generally elongate in cross-section and generally triangular at one end. The power assisting piece 23 is a device capable of providing elastic force, when the power assisting piece 23 abuts against the first half section of the power assisting section 223, the rotating shaft 22 is difficult to rotate to achieve door closing damping, and when the power assisting piece 23 abuts against the second half section of the power assisting section 223, the rotating shaft 22 is easy to rotate to achieve door opening assisting. The angle between the power assist member 23 and the damping member 24 is approximately ninety degrees, which corresponds to an opening and closing door angle of approximately ninety degrees of the door body 93. Damping piece 24 is for the device that can provide damping force, for example for the hydro-cylinder etc. when door body 93 closed to rotating and be close ninety degrees, damping piece 24 supported damping section 224 and provided damping force for pivot 22 slowly rotates, thereby realizes the buffering to door body 93, when avoiding closing door body 93, door body 93 rotation speed is too fast presss from both sides and injures people's hand, striking damage etc.. The damping member 24 is provided with a tip protrusion 241, and when the tip protrusion 241 is in contact with the damping section 224, the buffering effect can be improved.

Therefore, the utility model discloses a bathroom door buffering hinge when possessing helping hand and buffer function, still thickness is thinner, can ensure that the clearance between door body 93 and entablature 91 or underbeam 92 is less.

And a second bearing 26 which is a pressure bearing, wherein the rotating shaft 22 comprises a bearing end 221 inserted into the second bearing 26, the second bearing 26 is arranged in the base 21, and the power assisting section 223 is abutted against the second bearing 26. The door 93 is heavy, and bears the weight of the door 93 through the pressure bearing, so that the service life of the second bearing 26 can be prolonged compared with the case that the second bearing 26 is a conventional rolling bearing.

Still include first bearing 25, pivot 22 establishes section 225 including the bearing housing that sets up in bearing end 221 top, and first bearing 25 sets up in base 21 upper portion, and first bearing 25 is established to the bearing housing and a section 225 laminating ground and is passed first bearing 25 for the bearing housing is established section 225 and can be moved or be fixed relatively first bearing 25. The rotating shaft 22 can be ensured not to shake, and the reliability is high.

The door shaft assembly 2 further comprises an assistance mounting cover 239 and a damping mounting cover 249, the base 21 is provided with an assistance mounting cavity 213 and a damping mounting cavity 214, the assistance part 23 is located in the assistance mounting cavity 213 and abuts against the assistance mounting cover 239, the damping part 24 is located in the damping mounting cavity 214 and abuts against the damping mounting cover 249, the assistance mounting cover 239 is detachably arranged in the assistance mounting cavity 213, and the damping mounting cover 249 is detachably arranged in the damping mounting cavity 214. Helping hand installation lid 239, damping installation lid 249 all are provided with the screw thread and with base 21 threaded connection to it is removable to realize. The assembly of the power assisting element 23 and the damping element 24 is facilitated.

The power assisting element 23 includes a power assisting sheath 232 and an elastic element 231 which is a spring, one end of the elastic element 231 is inserted into the power assisting sheath 232, and the other end of the elastic element 231 directly or indirectly abuts against the power assisting mounting cover 239.

The power assisting element 23 further comprises an adjusting abutting sleeve 235 and an adjusting bolt 234 in threaded connection with the power assisting mounting cover 239, the other end of the elastic element 231 abuts against the periphery of the adjusting abutting sleeve 235, and the adjusting bolt 234 abuts against the middle of the adjusting abutting sleeve 235. Rotating the adjustment bolt 234 can adjust the amount of compression of the elastic member 231, thereby adjusting the boosting effect.

The power-assisted housing 232 is provided with a power-assisted relief opening 233, and a portion of the second bearing 26 is located in the power-assisted relief opening 233. Allowing the assistor 23 to approach the bottom end surface of the base 21 facilitates reducing the thickness of the base 21.

The top end of the rotating shaft 22 is provided with a door connecting end 222, and the section of the door connecting end 222 is in a shape of a circular segment (projection of a part of a sphere intercepted by one plane) or a runway shape (projection of parts of spheres intercepted by two planes); the door connecting assembly 1 comprises a puller bolt 119, a first clamp body 11 and a second clamp body 12 detachably connected with the first clamp body 11, the first clamp body 11 comprises a shaft connecting part 111, a door connecting end 222 passes through or is embedded into the shaft connecting part 111 in a fitting manner, the puller bolt 119 is screwed into the shaft connecting part 111 to abut against the door connecting end 222, and the shaft connecting part 111 abuts against an inner ring of the first bearing 25. The first clamp 11 and the second clamp 12 clamp the door 93, so that the door 93 is fixedly connected with the door connecting assembly 1. The first bearing 25 can bear part of the weight of the door body 93, the load of the second bearing 26 can be reduced, and the service life of the second bearing 26 is ensured.

The outer ring of the first bearing 25 is a bearing outer ring 251; the bearing outer ring 251 is screwed to the top end of the base 21. Facilitating assembly of the door spindle assembly 2.

The rotating shaft 22 is provided with a door closing holding surface 226, the door closing holding surface 226 is positioned on the opposite side of the damping section 224 on the rotating shaft 22, and the power assisting element 23 abuts against the door closing holding surface 226. The door body 93 can be ensured to be relatively stable in a door closing state.

As a specific embodiment (first embodiment), the hinge structure of the buffering hinge for bathroom door of the present invention includes a bearing end 221, a door connecting end 222, a power assisting section 223, and a damping section 224 in the hinge 22.

The edges of the section of the power assisting element 23 are approximately arc lines, the section of the damping section 224 is approximately long and the one end is approximately conical, in other words, the section of the damping section 224 is gradually reduced from one end to the other end until the theoretical point is reached. An included angle is formed between the power assisting element 23 (the farthest point and the plane formed by the axial lead of the rotating shaft 22) and the damping section 224 (one point theoretically and the plane formed by the axial lead of the rotating shaft 22). The door shaft assembly 2 can be provided with the assist and buffer functions.

The conical tip of the damping section 224 (in other words, the portion containing the theoretical point) protrudes from the booster section 223. In the process of rotating the rotating shaft 22, the overlapping between the central angle corresponding to the boosting effect and the central angle corresponding to the damping effect can be reduced or eliminated, and the efficiency is improved.

The door connecting end 222 is located above the load bearing end 221. The second bearing 26, which can be provided as a pressure bearing on the load bearing end 221, can improve the load bearing capacity of the door shaft assembly 2.

The shaft 22 includes a bearing housing section 225 disposed between the damper section 224 and the door attachment end 222. The first bearing 25 can ensure that the rotating shaft 22 does not shake, and the reliability is high.

The rotary shaft 22 is provided with a door holding surface 226, and the door holding surface 226 is located on the opposite side of the damping section 224 on the rotary shaft 22. The door body 93 can be ensured to be relatively stable in a door closing state.

The damping section 224 is one and symmetrical (a plane perpendicular to the axis of the rotation shaft 22) with respect to a plane passing through the axis of the rotation shaft 22, and the force-assisting section 223 is two and symmetrical (a plane perpendicular to the axis of the rotation shaft 22) with respect to a plane passing through the axis of the rotation shaft 22, so that the use of the buffering hinge for the shower door can be made without distinguishing between the left and the right.

The gate connecting end 222 has a cross-section of a segment shape (projection of a portion of a sphere sectioned by one plane) or a race track shape (projection of a portion of a sphere sectioned by two planes).

As specific embodiment (first embodiment), the utility model discloses a mounting structure of bathroom door buffering hinge of embodiment, including installed part 8, door pivot subassembly 2 and door coupling assembling 1, door pivot subassembly 2 includes pivot 22 and the whole base 21 that is the rectangle of cross section, and pivot 22 is articulated with base 21, and pivot 22 exposes and with door coupling assembling 1 fixed connection from base 21 for door coupling assembling 1 is roughly perpendicular to base 21.

The mounting part 8 is sheet-shaped, the mounting part 8 is detachably and fixedly connected with the base 21, the section of the mounting part 8 is superposed with the section of the base 21, or the section of the mounting part 8 is completely positioned in the section of the base 21.

The mounting part 8 can be conveniently fixed on the upper beam 91 or the lower beam 92, and then the base 21 and the mounting part 8 are fixed, so that the base 21 can be conveniently mounted.

The mounting member 8 is fixedly provided with a mounting member column 81, and the mounting member column 81 is provided with a thread. It is convenient to connect the base 21 and the mounting member 8 as one body.

Still include mounting nut 811, the fixed mounting part post 81 that is provided with of mounting part 8, base 21 is provided with mounting nut hole 218, and the inner wall of mounting nut hole 218 inwards extends and forms mounting nut reason 219, and mounting nut 811 and mounting part post 81 threaded connection just offset with mounting nut reason 219. It is convenient to connect the base 21 and the mounting member 8 as one body.

The depth of the mounting piece column 81 and the depth of the mounting nut 811 are both equal to or less than the depth of the base 21. It is possible to ensure that the front surface of the base 21 has no projection.

The mounting member 8 is provided with a mounting hole 89 therethrough. A tapered screw 892 is screwed through the mounting hole 89 to the upper beam 91 or the lower beam 92, which will be described later, to facilitate mounting of the mounting member 8 to the upper beam 91 or the lower beam 92.

The inside of the mounting hole 89 is provided with a mounting hole inner edge 891. The head of the conical head screw 892 is attached to the mounting hole inner edge 891 so as not to protrude from the mounting member 8, and the mounting member 8 is attached to the base 21 so as to be free from a gap.

The utility model discloses a mounting structure of bathroom door buffering hinge of embodiment, still including being provided with the bathroom 9 of entablature 91 and/or underbeam 92, installed part 8 is fixed on entablature 91 or underbeam 92.

The mounting member 8 is provided with a mounting hole 89, the base 21 is provided with a mounting nut hole 218, and the mounting nut hole 218 and/or the mounting hole 89 is a long hole provided along the upper beam 91. The installation position of the door shaft assembly 2 is convenient to adjust.

The door spindle assembly 2 may be provided only on the lower beam 92, in cooperation with the door spindle assembly 2 provided with the second bearing 26 of the pressure bearing described above, making it possible to provide the door spindle assembly 2 only on the lower beam 92.

As another embodiment (second embodiment) of the present invention, a rotation limiting structure of a buffering hinge for a bathroom door includes a limiting component 7, a door spindle component 2, and a door connecting component 1; the door spindle assembly 2 includes a rotating shaft 22, a booster 23, a damper 24, and a base 21.

The rotating shaft 22 comprises a power assisting section 223 and a damping section 224; the power assisting part 23 and the damping part 24 are respectively opposite to the power assisting section 223 and the damping section 224 and are respectively positioned at two sides of the rotating shaft 22.

The rotating shaft 22 is hinged to the base 21, and the rotating shaft 22 is exposed from the base 21 (i.e. the whole cross section is a surface corresponding to the longer side of the rectangle) and connected to the door connecting component 1.

The limiting component 7 at least comprises a limiting abutting piece 71 which faces the damping section 224 and is arranged on the base 21, and a gap is arranged between the limiting abutting piece 71 and the back surface of the damping section 224 (in other words, the other side of the rotating shaft 22 of the conical tip of the damping section 224).

When the door body 93 is rotated to open, the rotating shaft 22 rotates along with the door body 93, and is generally rotated to open until the conical tip of the damping section 224 abuts against the limiting abutting piece 71, so that the rotating shaft 22 stops rotating, and the opening angle of the door body 93 can be limited.

The limit retainer 71 is linearly movably connected to the base 21 so that the gap can be changed. For example, the limit holder 71 is hinged to the base 21, so that the limit holder 71 is linearly movably connected to the base 21. The opening angle of the door body 93 can be adjusted as needed.

The limiting and adjusting device further comprises a limiting and adjusting part 72, the limiting and abutting part 71 is in linear sliding connection with the base 21, the cross section of the limiting and abutting part 71 is oval, circular or polygonal, the limiting and abutting part 71 is provided with an abutting end 711, the abutting end 711 is gradually reduced from one end of the cross section of the limiting and abutting part 71 to the other end of the limiting and abutting part 71, for example, when the cross section of the limiting and abutting part 71 is circular, the abutting end 711 is conical or truncated cone-shaped. The limiting component 7 further comprises a limiting adjusting piece 72 provided with a turning end 721, the turning end 721 is conical, the limiting adjusting piece 72 is in threaded connection with the base 21, and the turning end 721 is abutted to the abutting end 711. The opening angle of the door body 93 can be adjusted as required by rotating the limit adjusting piece 72.

The cross section of the limiting and supporting piece 71 is circular, and the supporting end 711 is conical or truncated cone-shaped. When the damping section 224 abuts against the limiting abutting piece 71, the limiting abutting piece 71 can rotate, and the damping section 224 is not easy to be blocked.

The base 21 is provided with an assisting mounting cavity 213 and a damping mounting cavity 214, the assisting element 23 is positioned in the assisting mounting cavity 213, and the damping element 24 is positioned in the damping mounting cavity 214; when viewed along the limit holding piece 71, the limit holding piece 71 is completely positioned in the boosting installation cavity 213 or the damping installation cavity 214. The assisting mounting cover 239 or the damping mounting cover 249 is unscrewed, so that the limiting abutting piece 71 can be inserted into the limiting translation hole 217, and the assembly of the limiting abutting piece 71 is facilitated.

The spacing adjuster 72 is exposed from the front surface of the base 21. The opening angle of the door body 93 can be adjusted more conveniently without rotating the limit adjuster 72 from the side surface of the base 21 (subject to space restriction) to adjust the opening angle of the door body 93.

As used in the present invention, the term: first, second, etc. do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.

As used in the present invention, the term: one, etc. do not denote a limitation of quantity, but rather denote the presence of at least one of the referenced item.

As in the present invention, the term indicating orientation or position is used: top, bottom, side, longitudinal, lateral, middle, center, outer, inner, horizontal, vertical, left, right, above, below, and the like are intended to reflect relative positions, not absolute positions.

The term as used in the present invention: approximate, whole, approximate, close, etc., are words of definition that specify the presence of stated features but allow for certain deviations. The amount of tolerance for a certain deviation may vary depending on the particular context; for example, the specific context in which deviations from size may be relied upon includes, but is not limited to, national standards for dimensional tolerances.

Claims

1. The rotating shaft structure of the bathroom door buffering hinge comprises a rotating shaft (22) and a damping section, wherein the rotating shaft comprises a bearing end (221), a door connecting end (222), a power-assisted section (223) and the damping section (224);

the booster is characterized in that the edge of the section of the booster (23) is approximately an arc line, the section of the damping section (224) is approximately a long strip, one end of the damping section is approximately a cone, and an included angle is formed between the booster (23) and the damping section (224).

2. The hinge structure of a buffering hinge for a bathroom door as claimed in claim 1, wherein the tapered tip of the damping section (224) is protruded from the power-assisted section (223).

3. The hinge structure of a buffering hinge for a bathroom door according to claim 1, wherein the door coupling end (222) is positioned above the bearing end (221).

4. The hinge structure of a buffering hinge for a bathroom door as claimed in claim 1, wherein the hinge (22) comprises a bearing housing section (225) disposed between the damping section (224) and the door connection end (222).

5. The hinge structure of a buffering hinge for a bathroom door according to claim 1, wherein the hinge (22) is provided with a door closing holding surface (226), and the door closing holding surface (226) is located at the opposite side of the damping section (224) on the hinge (22).

6. The hinge structure of a buffer hinge for a shower door according to claim 1, wherein the damping section (224) is one and symmetrical about a plane passing through the axis of the rotation shaft (22), and the power assisting section (223) is two and symmetrical about a plane passing through the axis of the rotation shaft (22).

7. The hinge structure of a buffering hinge for a bathroom door according to claim 1, wherein the cross-section of the door coupling end (222) is a segment shape or a racetrack shape.