阅读说明：本技术 一种按钮一体式座铰及其应用 (Button integrated seat hinge and application thereof ) 是由 周文辉 黄浩佳 张海 于 2020-11-18 设计创作，主要内容包括：本发明创造涉及一种按钮一体式座铰及其应用,包括铰体管和固定座,固定座上具有座铰轴,铰体管内设置有按钮组件和缓冲器组件,按钮组件具有驱动斜面；缓冲器组件包括铰体、横向锁定件和锁定复位弹簧,横向锁定件具有基体、锁定片、弹性卡片和推动杆,推动杆的端部具有与驱动斜面相配合的锥形推动面；锥形推动面的任意角度均可与驱动斜面进行配合,可以大大降低加工精度和装配精度的要求,并能提高机械配合的顺畅性；弹性卡片的端部设置有锁定卡凸,铰体内设置有与锁定卡凸相匹配的锁定卡槽；按压按钮组件时按钮组件带动横向锁定件朝外移动并使锁定卡凸与锁定卡槽卡扣连接,无需一直按住按钮组件便可进行拆卸,操作简单方便,设计巧妙。(The invention relates to a button integrated seat hinge and application thereof, and the button integrated seat hinge comprises a hinge body and a fixed seat, wherein the fixed seat is provided with a seat hinge shaft, a button assembly and a buffer assembly are arranged in the hinge body, and the button assembly is provided with a driving inclined plane; the buffer assembly comprises a hinge body, a transverse locking piece and a locking return spring, wherein the transverse locking piece is provided with a base body, a locking sheet, an elastic clamping sheet and a push rod, and the end part of the push rod is provided with a conical push surface matched with the driving inclined surface; any angle of the conical pushing surface can be matched with the driving inclined plane, so that the requirements on machining precision and assembling precision can be greatly reduced, and the smoothness of mechanical matching can be improved; the end part of the elastic clamping piece is provided with a locking clamping protrusion, and a locking clamping groove matched with the locking clamping protrusion is arranged in the hinge body; when the button assembly is pressed, the button assembly drives the transverse locking piece to move outwards and enables the locking clamping piece to be connected with the locking clamping groove in a buckled mode, the button assembly does not need to be pressed all the time, and therefore the button assembly can be detached easily and conveniently and is ingenious in design.)

1. A button integrated seat hinge comprises a hinge body (1) and a fixed seat (2), wherein a seat hinge shaft (21) is arranged on the fixed seat (2), a button assembly (3) and buffer assemblies (4) positioned at two ends of the button assembly (3) are arranged in the hinge body (1), and the button assembly (3) is provided with a driving inclined surface (320); the buffer assembly (4) comprises a hinge body (41), a transverse locking piece (42) and a locking return spring (43) driving the transverse locking piece (42) to return, wherein the transverse locking piece (42) is provided with a base body (420), a locking sheet (421) and an elastic clamping sheet (422) which are arranged on one side of the base body (420) and can be transversely inserted into the hinge body (41), and a push rod (423) arranged on the other side of the base body (420), and the end part of the push rod (423) is provided with a conical push surface (4230) matched with the driving inclined surface (320); a locking clamping protrusion (4221) is arranged at the end part of the elastic clamping piece (422), and a locking clamping groove (412) matched with the locking clamping protrusion (4221) is arranged in the hinge body (41); the transverse locking piece (42) and the hinge body (41) are circumferentially fixed through a circumferential positioning mechanism; a seat hinge shaft hole (411) for inserting the seat hinge shaft (21) is formed in the lower end of the hinge body (41); when the button assembly (3) is pressed, the button assembly (3) drives the transverse locking piece (42) to move outwards and enables the locking clamping protrusion (4221) to be connected with the locking clamping groove (412) in a buckling mode; when the seat hinge shaft (21) is pulled out of the seat hinge shaft hole (411), the seat hinge shaft (21) drives the elastic clamping piece (422) to elastically deform so that the locking clamping protrusion (4221) exits from the locking clamping groove (412), and the transverse locking piece (42) moves inwards to reset under the action of the locking reset spring (43).

2. A push button integrated seat hinge according to claim 1, characterized in that a base receiving cavity (410) matching with the base (420) is provided in the hinge body (41), and the circumferential positioning mechanism comprises a first orientation surface (4101) provided in the hinge body (41) and a second orientation surface (4201) provided on the base (420); a first transverse sliding guide arc-shaped surface (4102) connected with the first orientation surface (4101) is further arranged in the hinge body (41), a second sliding guide arc-shaped surface (4202) matched with the first transverse sliding guide arc-shaped surface (4102) is arranged on the base body (420), and the first orientation surface (4101) and the first transverse sliding guide arc-shaped surface (4102) form the inner wall of the base body accommodating cavity (410).

3. The button integrated type seat hinge according to claim 2, wherein the seat hinge shaft (21) is provided with a first protruding part (211) and a second protruding part (212) in sequence from top to bottom, and a seat hinge shaft clamping groove (213) with a diameter smaller than that of the first protruding part (211) is formed between the first protruding part (211) and the second protruding part (212); a through hole (4210) for the seat hinge shaft (21) to pass through is formed in the locking piece (421), and a seat hinge shaft bayonet (4211) communicated with the through hole (4210) and used for being clamped with the seat hinge shaft clamping groove (213) is formed in the outer side of the through hole (4210); the upper end of the first bulge (211) is provided with an insertion pushing inclined plane (216).

4. A button integrated type seat hinge according to claim 3, wherein the button assembly (3) comprises a button cover (31), button blocks (32) assembled at the left and right sides of the button cover (31), and a button return spring (33) driving the button cover (31) to return, the button blocks (32) are provided with the driving inclined surfaces (320); the button block cavity (310) used for containing the button block (32) is respectively arranged at two ends of the button cover (31), and the button block (32) is connected with the button cover (31) in a buckling mode.

5. A button integrated seat hinge according to claim 4, wherein the front and rear side walls of the button cover (31) are respectively provided with a snap groove (311) communicating with the button block cavity (310), and the button block (32) is provided with a first elastic snap part (321) snap-connected with the snap groove (311).

6. A push button integrated seat hinge according to claim 5, wherein two longitudinal ribs (312) are longitudinally provided in the push button cover (31) such that a spring cavity (313) between the two longitudinal ribs (312) and the button block cavities (310) respectively located at both sides of the spring cavity (313) are formed in the push button cover (31); a spring fixing part (314) is arranged in the spring cavity (313), and one end of the button reset spring (33) is sleeved on the spring fixing part (314).

7. The button integrated seat hinge according to claim 6, wherein the front and rear side walls of the button cover (31) are respectively provided with a second elastic buckling part (315) and notches (316) which are respectively positioned at two sides of the second elastic buckling part (315) and communicated with the spring cavity (313); the second elastic buckling part (315) is buckled with the hinge pipe (1).

8. The button integrated seat hinge according to claim 6, characterized in that a first protruding limiting block (317) is arranged in the button block cavity (310), the button block (32) is provided with a second bayonet (322) matched with the first limiting block (317), a transverse reinforcing rib (323) is further arranged in the button block (32), one side of the longitudinal reinforcing rib (312) facing the button block cavity (310) is provided with a second limiting block (318) and a third limiting block (319) extending into the button block cavity (310), one end of the transverse reinforcing rib (323) abuts against the first limiting block (317) after assembly, and the other end of the transverse reinforcing rib (323) is located between the second limiting block (318) and the third limiting block (319).

9. A push button integrated type seat hinge according to any one of claims 3 to 8, wherein the lower end of the second boss portion (212) is provided with a first pull-out reset slope (215); the elastic clamping piece (422) is also provided with a reset bulge (4222) which is positioned at the rear end of the locking clamping bulge (4221) and matched with the second bulge part (212), and the upper end of the reset bulge (4222) is provided with a second pull-out reset inclined plane (4223) matched with the first pull-out reset inclined plane (215); when the locking clamping protrusion (4221) and the locking clamping groove (412) are in a buckling connection state and the seat hinge shaft (21) is pulled out of the seat hinge shaft hole (411), the second boss (212) drives the elastic clamping piece (422) to elastically deform by pushing the reset protrusion (4222), so that the locking clamping protrusion (4221) exits from the locking clamping groove (412).

10. A button integrated seat hinge according to claim 9, wherein the ratio between the distance of the locking snap boss (4221) to the return boss (4222) and the distance of the return boss (4222) to the base body (420) is 0.20-0.35.

11. The button integrated type seat hinge according to claim 9, characterized in that the locking piece (421) is further provided with a limit stop boss (4212) for snap-fit connection with a hinge body (41), and the hinge body (41) is further provided with a limit stop slot (413) for snap-fit connection with the limit stop boss (4212); the length of the limiting clamping groove (413) is larger than or equal to the moving stroke of the transverse locking piece (42).

12. A button integrated type seat hinge according to claim 11, wherein a locking piece insertion cavity (414) communicated with the base body accommodating cavity (410) and allowing the locking piece (421) to be transversely inserted is formed in the hinge body (41), an elastic clamping piece insertion cavity (415) communicated with the base body accommodating cavity (410) and allowing the elastic clamping piece (422) to be transversely inserted is formed in the hinge body (41), the limiting clamping groove (413) is communicated with the locking piece insertion cavity (414), the seat hinge shaft hole (411) is communicated with the locking piece insertion cavity (414), and the seat hinge shaft hole (411) is communicated with the elastic clamping piece insertion cavity (415); a spring limiting column (416) is also arranged in the hinge body (41); the two elastic clamping pieces (422) are respectively and symmetrically arranged at the front side and the rear side of the lower end of the locking piece (421); the locking reset spring (43) is located between the locking piece (421) and the elastic clamping piece (422), one end of the locking reset spring (43) is abutted against the base body (420), and the other end of the locking reset spring (43) extends into the base body accommodating cavity (410) and is sleeved on the spring limiting column (416).

13. A push button integrated seat hinge according to claim 11, wherein the damper assembly (4) further comprises a damper (44), an outer side of the hinge body (41) is key-engaged with an inner side of the damper (44); the hinge body (1) is fixedly connected with the hinge body (41) through a lock catch (7).

14. A combined cover plate using a push button integrated seat hinge according to any one of claims 1 to 13, comprising a face plate (5) and a bottom plate (6), wherein the rear end of the bottom plate (6) is in threaded connection with the hinge tube (1), and the face plate (5) and the bottom plate (6) are movably connected through the buffer assembly (4).

15. A toilet bowl adopting the button integrated seat hinge according to any one of claims 1 to 13, characterized by comprising a panel (5), a bottom plate (6) and a toilet bowl body, wherein the rear end of the bottom plate (6) is in threaded connection with the hinge pipe (1), and the panel (5) and the bottom plate (6) are movably connected through the buffer component (4); the toilet bowl is characterized in that the toilet bowl body is provided with two fixing seats (2), and the fixing seats (2) are movably connected with the buffer component (4).

[ technical field ] A method for producing a semiconductor device

The invention relates to the technical field of toilet cover plate assembly, in particular to a button integrated seat hinge and application thereof.

[ background of the invention ]

The conventional cover plate is generally disassembled only by pressing the button all the time, and the cover plate is inconvenient to disassemble. For example, chinese patent application No. 201911204999.0 discloses a cover plate quick-assembly anchor with one-key control, which adopts the technical scheme that: including hinge pipe and two supports, the hinge pipe includes: the lock catch comprises a fixed body arranged in the middle of the lock catch, a lock catch button arranged on the fixed body, two locking pieces arranged on two sides of the fixed body, and a spring pressed between the fixed body and the locking pieces to provide elasticity for the resetting of the locking pieces; the rotary buffer comprises a positioning hole used for being connected with the lock catch and a radial hole communicated with the positioning hole in a cross manner; the support is fixedly connected with the lock catch through the radial hole. Embrace the pincers and embrace the cylinder and make the latch fitting press down the stroke and be locked, when pressing the hasp button through a key, the side on both sides pushes away the inclined plane and promotes simultaneously and actuate the inclined plane, and the lockhole on the latch fitting keeps away the sky unblock to the bolt, and embraces pincers and do not have the card to hinder to the cylinder on the direction of pulling out, makes the bolt can follow the in-process that pulls out simultaneously on the latch fitting light, swift more, can realize that the apron dismantles from the squatting pan and gets off more light. However, the technical scheme can be disassembled only by pressing the button all the time during unlocking, and the operation is troublesome.

As another example, the chinese utility model with application number 201820636193.3 discloses a toilet seat assembly including a fixing seat fixed on a ceramic toilet seat surface and a seat hinge assembly for connecting the fixing seat and a toilet seat cover plate, wherein the seat hinge assembly includes a seat hinge housing hinged with the toilet seat cover plate, hinge bodies are respectively arranged on both sides of the seat hinge housing, the hinge bodies transversely slide on the seat hinge housing and are provided with a locking block thereon, the locking block is provided with a lock hole and a boss for releasing, the locking block is further provided with a lock catch, the hinge body is further provided with a clamping platform, the seat hinge housing is further provided with a key, the key longitudinally moves on the seat hinge housing and pushes the locking block to transversely slide on the hinge body during the longitudinal movement, and the locking block is fixed with the buckle during the transverse movement; the fixing seat is provided with a fixing column which is inserted in the lock hole and moves transversely relative to the lock hole when the lock block slides. Although this technical scheme need not to press the button all the time and dismantle when can realizing the unblock, the dismouting is swift, convenient to use, but it still has following shortcoming:

1. the keys are designed in an integrated manner, and if the keys are damaged, the keys need to be integrally replaced, so that the cost is high;

2. two elastic buckles (four elastic buckles in total) which are symmetrically distributed left and right are respectively arranged on the front side and the rear side of the key, if the assembly gap is small, the key can be accurately assembled only by being stably placed, otherwise the key is easy to block; if the assembly clearance is large, the key is easy to shake;

3. a spring cavity is arranged in the key, one end of the reset spring is inserted into the spring cavity and is not fixed, so that the spring is easy to misplace or fall off, and the mechanical structure stability is poor;

4. the key and the transverse locking piece are matched in a plane, the requirements on the processing precision and the assembling precision of the key and the transverse locking piece are high, and the key and the transverse locking piece cannot be matched if two matching surfaces are not on the same horizontal plane.

[ summary of the invention ]

In order to solve the problems, the invention provides the button integrated seat hinge and the application thereof, the button can be detached or assembled without being pressed all the time, and the operation is simple and convenient.

In order to achieve the purpose, the invention provides the following technical scheme:

a button integrated seat hinge comprises a hinge body 1 and a fixed seat 2, wherein a seat hinge shaft 21 is arranged on the fixed seat 2, a button assembly 3 and buffer assemblies 4 positioned at two ends of the button assembly 3 are arranged in the hinge body 1, and the button assembly 3 is provided with a driving inclined surface 320; the buffer assembly 4 comprises a hinge body 41, a transverse locking piece 42 and a locking return spring 43 for returning the transverse locking piece 42, wherein the transverse locking piece 42 is provided with a base body 420, a locking piece 421 and an elastic clamping piece 422 which are arranged on one side of the base body 420 and can be transversely inserted into the hinge body 41, and a pushing rod 423 arranged on the other side of the base body 420, and the end part of the pushing rod 423 is provided with a conical pushing surface 4230 matched with the driving inclined surface 320; a locking clamping protrusion 4221 is arranged at the end part of the elastic clamping piece 422, and a locking clamping groove 412 matched with the locking clamping protrusion 4221 is arranged in the hinge body 41; the transverse locking piece 42 and the hinge body 41 are circumferentially fixed through a circumferential positioning mechanism; a seat hinge shaft hole 411 for inserting the seat hinge shaft 21 is formed at the lower end of the hinge body 41; when the button assembly 3 is pressed, the button assembly 3 drives the transverse locking piece 42 to move outwards, and the locking clamping boss 4221 is connected with the locking clamping groove 412 in a buckling mode; when the seat hinge shaft 21 is pulled out from the seat hinge shaft hole 411, the seat hinge shaft 21 drives the elastic clamping piece 422 to elastically deform so that the locking clamping boss 4221 exits the locking clamping groove 412, and the transverse locking piece 42 moves inwards to reset under the action of the locking reset spring 43.

As a preferred embodiment, further defined is: a base accommodating cavity 410 matched with the base 420 is arranged in the hinge body 41, and the circumferential positioning mechanism comprises a first orientation surface 4101 arranged in the hinge body 41 and a second orientation surface 4201 arranged on the base 420; a first transverse sliding arc surface 4102 connected with the first orientation surface 4101 is further arranged in the hinge body 41, a second sliding arc surface 4202 matched with the first transverse sliding arc surface 4102 is arranged on the base body 420, and the first orientation surface 4101 and the first transverse sliding arc surface 4102 form an inner wall of the base body accommodating cavity 410.

As a preferred embodiment, further defined is: the seat hinge shaft 21 is sequentially provided with a first convex part 211 and a second convex part 212 from top to bottom, and a seat hinge shaft clamping groove 213 with the diameter smaller than that of the first convex part 211 is formed between the first convex part 211 and the second convex part 212; a through hole 4210 for the seat hinge shaft 21 to pass through is formed in the locking piece 421, and a seat hinge shaft clamping opening 4211 communicated with the through hole 4210 and used for being clamped with the seat hinge shaft clamping groove 213 is formed in the outer side of the through hole 4210; the upper end of the first protrusion 211 is provided with an insertion push slope 216.

As a preferred embodiment, further defined is: the button assembly 3 comprises a button cover 31, button blocks 32 assembled at the left side and the right side of the button cover 31 and a button return spring 33 driving the button cover 31 to return, and the button blocks 32 are provided with the driving inclined plane 320; the button cover 31 is provided with button block cavities 310 at two ends for accommodating the button blocks 32, and the button blocks 32 are connected with the button cover 31 in a snap-fit manner.

As a preferred embodiment, further defined is: the front side wall and the rear side wall of the button cover 31 are respectively provided with a buckling groove 311 communicated with the button block cavity 310, and the button block 32 is provided with a first elastic buckling part 321 connected with the buckling groove 311 in a buckling mode.

As a preferred embodiment, further defined is: two longitudinal reinforcing ribs 312 are longitudinally arranged in the button cover 31, so that a spring cavity 313 between the two longitudinal reinforcing ribs 312 and the button block cavities 310 respectively positioned at two sides of the spring cavity 313 are formed in the button cover 31; a spring fixing portion 314 is disposed in the spring cavity 313, and one end of the button return spring 33 is sleeved on the spring fixing portion 314.

As a preferred embodiment, further defined is: the front and rear side walls of the button cover 31 are respectively provided with a second elastic buckling part 315 and notches 316 which are respectively positioned at two sides of the second elastic buckling part 315 and communicated with the spring cavity 313; the second elastic buckling part 315 is buckled with the hinge pipe 1.

As a preferred embodiment, further defined is: be provided with bellied first stopper 317 in the button piece chamber 310, button piece 32 be provided with first stopper 317 assorted second bayonet 322, still be provided with horizontal strengthening rib 323 in the button piece 32, vertical strengthening rib 312 orientation one side of button piece chamber 310 is provided with and stretches into second stopper 318 and third stopper 319 in the button piece chamber 310, the assembly back the one end of horizontal strengthening rib 323 is supported on the first stopper 317, the other end of horizontal strengthening rib 323 is located between second stopper 318 and the third stopper 319.

As a preferred embodiment, further defined is: the lower end of the second boss 212 is provided with a first pull-out reset inclined plane 215; the elastic clamping piece 422 is further provided with a reset protrusion 4222 which is positioned at the rear end of the locking clamping protrusion 4221 and matched with the second boss 212, and the upper end of the reset protrusion 4222 is provided with a second pull-out reset inclined plane 4223 matched with the first pull-out reset inclined plane 215; when the locking protrusion 4221 and the locking groove 412 are in a snap connection state and the seat hinge shaft 21 is pulled out of the seat hinge shaft hole 411, the second protrusion 212 pushes the reset protrusion 4222 to drive the elastic clamping piece 422 to elastically deform, so that the locking protrusion 4221 exits from the locking groove 412.

As a preferred embodiment, further defined is: the ratio of the distance from the locking snap boss 4221 to the reset boss 4222 to the distance from the reset boss 4222 to the base body 420 is 0.20-0.35.

As a preferred embodiment, further defined is: the locking piece 421 is further provided with a limit clamp protrusion 4212 for being connected with the hinge body 41 in a snap-fit manner, and the hinge body 41 is further provided with a limit clamp groove 413 for being connected with the limit clamp protrusion 4212 in a snap-fit manner; the length of the limiting clamping groove 413 is greater than or equal to the moving stroke of the transverse locking piece 42.

As a preferred embodiment, further defined is: a locking piece insertion cavity 414 which is communicated with the base body accommodating cavity 410 and is used for the locking piece 421 to be transversely inserted is arranged in the hinge body 41, an elastic clamping piece insertion cavity 415 which is communicated with the base body accommodating cavity 410 and is used for the elastic clamping piece 422 to be transversely inserted is arranged in the hinge body 41, the limiting clamping groove 413 is communicated with the locking piece insertion cavity 414, the seat hinge shaft hole 411 is communicated with the locking piece insertion cavity 414, and the seat hinge shaft hole 411 is communicated with the elastic clamping piece insertion cavity 415; a spring limiting column 416 is further arranged in the hinge body 41; the two elastic clamping pieces 422 are respectively and symmetrically arranged at the front side and the rear side of the lower end of the locking piece 421; the locking return spring 43 is located between the locking piece 421 and the elastic clamping piece 422, one end of the locking return spring 43 abuts against the base body 420, and the other end of the locking return spring 43 extends into the base body accommodating cavity 410 and is sleeved on the spring limiting column 416.

As a preferred embodiment, further defined is: the damper assembly 4 further includes a damper 44, and the outer side of the hinge body 41 is key-fitted to the inner side of the damper 44.

As a preferred embodiment, further defined is: the hinge body 1 is fixedly connected with the hinge body 41 through a lock catch 7.

A combined cover plate adopting the button integrated seat hinge comprises a panel 5 and a bottom plate 6, wherein the rear end of the bottom plate 6 is in threaded connection with the hinge pipe 1, and the panel 5 is movably connected with the bottom plate 6 through the buffer component 4.

A toilet bowl adopting the button integrated seat hinge comprises a panel 5, a bottom plate 6 and a toilet bowl body, wherein the rear end of the bottom plate 6 is in threaded connection with the hinge pipe 1, and the panel 5 is movably connected with the bottom plate 6 through the buffer component 4; the toilet bowl is characterized in that the toilet bowl body is provided with two fixed seats 2, and the fixed seats 2 are movably connected with the buffer component 4.

The beneficial effects of the invention are as follows:

1. the button assembly is provided with a driving inclined plane, the buffer assembly comprises a hinge body, a transverse locking piece and a locking reset spring for driving the transverse locking piece to reset, and the other end of the transverse locking piece is provided with a push rod matched with the button assembly; the lower end of the hinge body is provided with a seat hinge shaft hole for inserting a seat hinge shaft; the transverse locking piece is provided with a base body, a locking piece and an elastic clamping piece which are arranged on one side of the base body and can be transversely inserted into the hinge body, and a push rod arranged on the other side of the base body, wherein the end part of the push rod is provided with a conical push surface matched with the driving inclined surface; any angle of the conical pushing surface can be matched with the driving inclined plane, the requirements on machining precision and assembling precision can be greatly reduced, the smoothness of mechanical matching can be improved, and the problem that two matching surfaces cannot be matched if not on a horizontal plane in the prior art is effectively solved.

2. The end part of the elastic clamping piece is provided with a locking clamping protrusion, and a locking clamping groove matched with the locking clamping protrusion is arranged in the hinge body; when the button assembly is pressed, the button assembly drives the transverse locking piece to move outwards and enables the locking clamping protrusion to be connected with the locking clamping groove in a buckling mode; when the seat hinge shaft is pulled out of the seat hinge shaft hole, the seat hinge shaft drives the elastic clamping piece to elastically deform so that the locking clamping boss exits from the locking clamping groove, and the transverse locking piece moves inwards to reset under the action of the locking reset spring; simple structure need not to press the button subassembly all the time and just can dismantle, and easy operation is convenient, design benefit.

3. The button assembly adopts split type design, if have when damaging, change corresponding spare part can, effectively reduce user's maintenance cost, effectively solve among the prior art because long-term use leads to button wearing and tearing to become invalid and can't change the problem of accessory.

4. The middle parts of the front side and the rear side of the button cover are respectively provided with a second elastic buckling part, so that the assembly efficiency and the assembly qualified rate can be improved.

5. The button cover is divided into a spring cavity and button block cavities respectively located on two sides of the spring cavity through two longitudinal reinforcing ribs, and the button block is further provided with a transverse reinforcing rib, so that the structural strength is effectively improved.

6. The cross-shaped spring fixing part is arranged in the spring cavity, so that the dislocation of the button reset spring is effectively prevented, and the assembly accuracy is improved.

[ description of the drawings ]

FIG. 1 is a schematic structural diagram of the invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a schematic diagram of the partial exploded structure of the present invention;

FIG. 4 is a schematic view of a seat hinge construction;

FIG. 5 is a schematic structural view of the button assembly;

FIG. 6 is an exploded view of the button assembly;

FIG. 7 is a schematic view of the structure of the button cover;

FIG. 8 is a schematic diagram of a button block;

FIG. 9 is one of the schematic structural views of the hinge body;

FIG. 10 is a second schematic view of the hinge body;

FIG. 11 is a schematic structural view of the transverse locking member;

FIG. 12 is a schematic view showing an assembled structure of the hinge body tube and the base plate;

FIG. 13 is an exploded view of the damper assembly;

FIG. 14 is a schematic view showing an assembled structure of the damper assembly and the hinge pipe;

fig. 15 is a cross-sectional view of the invention;

FIG. 16 is a partial cross-sectional view of the invention;

FIG. 17 is a sectional view of the button assembly moving the transverse locking member;

FIG. 18 is a schematic view of the snap-fit connection of the transverse locking member to the hinge body;

FIG. 19 is a schematic view of the assembly of the transverse locking member with the seat hinge;

fig. 20 is a schematic view of the structure of the seat hinge before insertion of the transverse locking member.

[ detailed description ] embodiments

The invention is described in further detail below with reference to the following figures and detailed description:

as shown in fig. 1 to 20, the button integrated seat hinge comprises a hinge pipe 1 and two fixed seats 2, the fixed seats 2 are provided with seat hinge shafts 21, a button assembly 3 and two buffer assemblies 4 located at two ends of the button assembly 3 are arranged in the hinge pipe 1, and the two buffer assemblies 4 are arranged corresponding to the seat hinges 2 and are symmetrical in structure. The button assembly 3 has a driving ramp 320; the buffer assembly 4 comprises a hinge body 41, a transverse locking piece 42 and a locking return spring 43 for returning the transverse locking piece 42, wherein the transverse locking piece 42 is provided with a base body 420, a locking piece 421 and an elastic clamping piece 422 which are arranged on one side of the base body 420 and can be transversely inserted into the hinge body 41, and a pushing rod 423 arranged on the other side of the base body 420, and the end part of the pushing rod 423 is provided with a conical pushing surface 4230 matched with the driving inclined surface 320; any angle of the conical pushing surface 4230 can be matched with the driving inclined surface 320, so that the requirements on machining precision and assembling precision can be greatly reduced, and the smoothness of mechanical matching can be improved. A locking clamping protrusion 4221 is arranged at the end part of the elastic clamping piece 422, and a locking clamping groove 412 matched with the locking clamping protrusion 4221 is arranged in the hinge body 41; the transverse locking piece 42 and the hinge body 41 are circumferentially fixed through a circumferential positioning mechanism; effectively prevent the hinge body 41 and the transverse locking piece 42 from being dislocated, and improve the stability of the mechanical structure. A seat hinge shaft hole 411 for inserting the seat hinge shaft 21 is formed at the lower end of the hinge body 41; when the button assembly 3 is pressed, the button assembly 3 drives the transverse locking piece 42 to move outwards, and the locking clamping boss 4221 is connected with the locking clamping groove 412 in a buckling mode; when the seat hinge shaft 21 is pulled out from the seat hinge shaft hole 411, the seat hinge shaft 21 drives the elastic clamping piece 422 to elastically deform so that the locking clamping boss 4221 exits the locking clamping groove 412, and the transverse locking piece 42 moves inwards to reset under the action of the locking resetting spring 43; simple structure need not to press button assembly 3 all the time and just can dismantle, easy operation is convenient, design benefit.

In this embodiment, as shown in fig. 9 to 11, a base accommodating cavity 410 matching with the base 420 is provided in the hinge body 41, the base 420 is substantially cylindrical, and the circumferential positioning mechanism includes a first orientation surface 4101 provided in the hinge body 41 and a second orientation surface 4201 provided on the base 420; a first transverse sliding arc surface 4102 connected with the first orientation surface 4101 is further arranged in the hinge body 41, a second sliding arc surface 4202 matched with the first transverse sliding arc surface 4102 is arranged on the base body 420, and the first orientation surface 4101 and the first transverse sliding arc surface 4102 form the inner wall of the base body accommodating cavity 410; the hinge body 41 and the transverse locking piece 42 can be fixed in the circumferential direction by the cooperation of the second orientation surface 4201 and the first orientation surface 4101, and the locking piece 421 and the elastic catch 422 can be prevented from being broken by the force of the base 420 being better stressed.

In this embodiment, the seat hinge shaft 21 is sequentially provided with a first protruding portion 211 and a second protruding portion 212 from top to bottom, and a seat hinge shaft clamping groove 213 with a diameter smaller than that of the first protruding portion 211 is formed between the first protruding portion 211 and the second protruding portion 212; a through hole 4210 for the seat hinge shaft 21 to pass through is formed in the locking piece 421, and a seat hinge shaft clamping opening 4211 communicated with the through hole 4210 and used for being clamped with the seat hinge shaft clamping groove 213 is formed in the outer side of the through hole 4210; the upper end of the first protrusion 211 is provided with an insertion push slope 216. During assembly, the button assembly 3 does not need to be pressed, when the seat hinge shaft 21 is inserted into the hinge shaft hole 411, the transverse locking piece 42 can be pushed to move outwards by inserting the pushing inclined plane 216, but the moving distance of the transverse locking piece 42 is not enough to enable the locking clamping protrusion 4221 to be in clamping connection with the locking clamping groove 412; therefore, after the first protruding portion 211 passes through the through hole 4210, the locking return spring 43 drives the transverse locking piece 42 to return, and the design is ingenious.

In this embodiment, as shown in fig. 5 to 8, the button assembly 3 includes a button cover 31, button blocks 32 mounted on the left and right sides of the button cover 31, and a button return spring 33 for returning the button cover 31, wherein the button blocks 32 are provided with the driving slopes 320; the button assembly is designed in a split mode, if the button assembly is damaged, corresponding parts can be replaced, and maintenance cost of a user is effectively reduced. The button cover 31 is provided with button block cavities 310 at two ends for accommodating the button blocks 32, and the button blocks 32 are connected with the button cover 31 in a snap-fit manner. Furthermore, the front and rear side walls of the button cover 31 are respectively provided with a fastening groove 311 communicated with the button block cavity 310, and the button block 32 is provided with a first elastic fastening part 321 fastened and connected with the fastening groove 311, so that the assembly is simple and convenient, easily damaged parts are replaced, and the maintenance cost is reduced. In order to meet the requirement of matching with pushing transverse locking pieces 42 or pushing rods 423 with different sizes, the buckling groove 311 can be provided with a plurality of grooves in the longitudinal direction, and the first elastic buckling part 321 can be properly extended to adjust the assembly height of the first elastic buckling part 321 according to different size requirements, so that the requirement of matching with pushing transverse locking pieces 42 or pushing rods 423 with different sizes is met.

In order to increase the structural strength, two longitudinal reinforcing ribs 312 are longitudinally arranged in the button cover 31, so that a spring cavity 313 between the two longitudinal reinforcing ribs 312 and the button block cavities 310 respectively positioned at two sides of the spring cavity 313 are formed in the button cover 31; be provided with spring fixed part 314 in the spring chamber 313, the one end suit of button reset spring 33 is in on the spring fixed part 314, spring fixed part 314 is cruciform structure or cross, can make the assembly of button reset spring 33 more firm, effectively prevents button reset spring dislocation, improves the assembly accuracy.

In this embodiment, the front and rear side walls of the button cover 31 are respectively provided with a second elastic fastening portion 315 and notches 316 respectively located at two sides of the second elastic fastening portion 315 and communicated with the spring cavity 313; the second elastic buckling part 315 is buckled with the hinge body tube 1, so that the assembly efficiency and the assembly qualified rate can be improved.

In this embodiment, be provided with bellied first stopper 317 in the button piece chamber 310, button piece 32 be provided with first stopper 317 assorted second bayonet 322, still be provided with horizontal strengthening rib 323 in the button piece 32, vertical strengthening rib 312 orientation one side of button piece chamber 310 is provided with and stretches into second stopper 318 and third stopper 319 in the button piece chamber 310, the assembly back the one end of horizontal strengthening rib 323 is supported on the first stopper 317, the other end of horizontal strengthening rib 323 is located between second stopper 318 and the third stopper 319, effectively increases the intensity of structure.

In this embodiment, the upper end of the second protrusion 212 is provided with a slope 214, and if the seat hinge shaft 21 is inserted too deeply or assembled too hard during assembly, the slope 214 can provide a certain buffering function to prevent the transverse locking member 42 from being broken. The lower end of the second boss 212 is provided with a first pull-out reset inclined plane 215; the elastic clamping piece 422 is further provided with a reset protrusion 4222 which is positioned at the rear end of the locking clamping protrusion 4221 and matched with the second boss 212, and the upper end of the reset protrusion 4222 is provided with a second pull-out reset inclined plane 4223 matched with the first pull-out reset inclined plane 215; when the locking protrusion 4221 and the locking groove 412 are in a snap connection state and the seat hinge shaft 21 is pulled out of the seat hinge shaft hole 411, the first pull-out reset inclined plane 215 and the second pull-out reset inclined plane 4223 are in contact with each other, and the second protrusion 212 pushes the reset protrusion 4222 to drive the elastic clamping piece 422 to elastically deform, so that the locking protrusion 4221 is pulled out of the locking groove 412. The engagement of the second boss 212 with the push-reset protrusion 4222 is further facilitated by the engagement of the ramp with the ramp. In order to achieve better elastic deformation effect of the elastic clamping piece 422, the ratio of the distance from the locking clamping protrusion 4221 to the reset protrusion 4222 to the distance from the reset protrusion 4222 to the base body 420 is 0.20-0.35, and the optimal ratio is 0.25.

In this embodiment, the locking piece 421 is further provided with a limit boss 4212 for being snap-connected with the hinge body 41, and the hinge body 41 is further provided with a limit slot 413 for being snap-connected with the limit boss 4212; the length of the limiting clamping groove 413 is greater than or equal to the moving stroke of the transverse locking piece 42. Spacing protruding 4212 of card and spacing draw-in groove 413 can be spacing to the stroke of horizontal locking piece 42, make during the assembly spacing protruding 4212 of card go into spacing draw-in groove 413 can, effectively prevent that horizontal locking piece 42 from droing or extracting.

In this embodiment, a locking piece insertion cavity 414 which is communicated with the base body accommodating cavity 410 and used for transversely inserting the locking piece 421 is formed in the hinge body 41, an elastic clamping piece insertion cavity 415 which is communicated with the base body accommodating cavity 410 and used for transversely inserting the elastic clamping piece 422 is formed in the hinge body 41, the limiting clamping groove 413 is communicated with the locking piece insertion cavity 414, the seat hinge shaft hole 411 is communicated with the elastic clamping piece insertion cavity 415, and the matching degree can be enhanced to a certain degree and the locking piece 421 and the elastic clamping piece 422 can be protected to prevent breakage by matching different cavities and components. A spring limiting column 416 is further arranged in the hinge body 41. In order to make the assembly of the transverse locking member 42 with the hinge body 41 more firm and the stress of the transverse locking member 42 uniform and move smoothly, the two elastic clamping pieces 422 are respectively and symmetrically arranged at the front and rear sides of the lower end of the locking piece 421. The locking reset spring 43 is positioned between the locking piece 421 and the elastic clamping piece 422, so that the space occupied by parts is effectively saved, the size of a product is reduced, the space between the locking piece 421 and the elastic clamping piece 422 is reasonably utilized, and the design is more ingenious. One end of the locking return spring 43 abuts against the base body 420, and the other end of the locking return spring 43 extends into the base body accommodating cavity 410 and is sleeved on the spring limiting column 416, so that the structure is simple.

In this embodiment, the damper assembly 4 further includes a damper 44 and an anti-loose piece 45, and the outer side of the hinge body 41 is engaged with the inner side key groove of the damper 44, so that the structure is simple. The anti-loose piece 45 covers the outer sides of the hinge body 41 and the buffer 44, so that the hinge body 41 and the buffer 44 are effectively prevented from being assembled loosely, and the assembly is firmer. The buffer 44 is a common technical means in the art, and plays a role of shock absorption and damping, so as to prevent the panel 5 from suddenly dropping, and enable the panel 5 to slowly fall. In addition, the hinge body 1 and the hinge body 41 are fixedly connected through a latch 7, and the latch 7 is a common technical means in the field and will not be described in detail.

A combined cover plate adopting the button integrated seat hinge comprises a panel 5 and a bottom plate 6, as shown in figure 10, the rear end of the bottom plate 6 is in threaded connection with the hinge pipe 1, the panel 5 and the bottom plate 6 are movably connected through the buffer component 4, and a person skilled in the art can sell the button integrated seat hinge created by the invention together through a combined mode through selling the cover plate component, so that a consumer can conveniently replace the cover plate component.

A toilet bowl adopting the button integrated seat hinge comprises a panel 5, a bottom plate 6 and a toilet bowl body, as shown in the attached drawings 1 and 2, the rear end of the bottom plate 6 is in threaded connection with the hinge pipe 1, and the panel 5 is movably connected with the bottom plate 6 through the buffer component 4; the toilet bowl is characterized in that the toilet bowl body is provided with two fixed seats 2, and the fixed seats 2 are movably connected with the buffer component 4. The person skilled in the art can combine the button integrated seat hinge and cover plate assembly of the present invention into a whole set of products for sale together by selling the toilet bowl in a combined manner.

The process of assembling the combined cover plate is as follows:

1. as shown in fig. 12, the hinge tube 1 and the bottom plate 6 are screwed together by screws;

2. then the hinge body 41, the lateral locking piece 42, the locking return spring 43, the damper 44 and the anti-loosening piece 45 are assembled together as shown in fig. 13 to form the damper assembly 4; and the damper assembly 4 is fitted in the hinge body tube 1 as shown in fig. 14;

3. assembling the seat hinge 2 on the toilet body;

4. the seating hinge shaft 21 is inserted into the damper assembly 4, and the installation is completed.

The process of replacing the combined cover plate is as follows:

1. as shown in fig. 17, the button assembly 3 is pressed, the button assembly 3 pushes the two transverse locking pieces 42 to move towards two sides, as shown in fig. 18, the locking clamp boss 4221 is clamped in the locking clamp groove 412 to complete the snap connection of the hinge body 41 and the transverse locking pieces 42;

2. the combined cover plate is lifted upwards and then pulled out to finish the disassembly;

3. as shown in fig. 20, the new combined cover plate is inserted, i.e. the seat hinge shaft 21 is inserted into the buffer assembly 4, so that the installation can be completed, and the operation is simple and convenient.