EP4094653A1 - Hinged structure for toilet cover plate - Google Patents
Hinged structure for toilet cover plate Download PDFInfo
- Publication number
- EP4094653A1 EP4094653A1 EP22164495.8A EP22164495A EP4094653A1 EP 4094653 A1 EP4094653 A1 EP 4094653A1 EP 22164495 A EP22164495 A EP 22164495A EP 4094653 A1 EP4094653 A1 EP 4094653A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- seat hinge
- cover plate
- annular
- hole
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000037431 insertion Effects 0.000 claims description 63
- 238000003780 insertion Methods 0.000 claims description 63
- 230000004308 accommodation Effects 0.000 claims description 28
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K13/00—Seats or covers for all kinds of closets
- A47K13/12—Hinges
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K13/00—Seats or covers for all kinds of closets
- A47K13/24—Parts or details not covered in, or of interest apart from, groups A47K13/02 - A47K13/22, e.g. devices imparting a swinging or vibrating motion to the seats
Definitions
- the present disclosure relates to the technical field of toilet, in particular to a hinged structure for toilet cover plate.
- the hinge shaft assembly used for the hinge between the cover plate and the toilet on the market includes a seat hinge and an oil core which is inserted and matched with a seat hinge.
- the oil core and the seat hinge are separated.
- the Chinese patent discloses Publication No.: CN 201767898 U
- the hinged structure of the toilet cover plate includes a cover plate connected with the toilet through a hinge.
- the hinge includes a hinge body (equivalent to a seat hinge) and a mounting seat respectively connected with the cover plate and the toilet.
- the top surface of the mounting seat is provided with a connection column, which is inserted and connected with the hinge body.
- the cover plate includes a bottom ring and a face cover.
- the left and right sides of the rear edge of the bottom ring are connected with hinges through springs, and the rear end of the hinge is provided with a damper (equivalent to oil core) connection groove, which is connected with the face cover through the damper.
- This kind of split structure mainly has the following defects:
- the present disclosure provides a hinged structure for a toilet cover plate.
- a hinged structure for a toilet cover plate including a fixed seat fixedly arranged on the toilet and a cover plate rotatably arranged on the fixed seat, a mounting hole is arranged on the cover plate, and a seat hinge assembly for hinging the fixed seat with the cover plate is installed in the mounting hole;
- the seat hinge assembly includes an oil core sleeve fixedly arranged in the mounting hole, and the seat hinge assembly further includes a hinge shaft, wherein the hinge shaft includes an oil core part rotatably arranged in the oil core sleeve and a seat hinge part inserted and matched with the connection column on the fixed seat, and the oil core part is integrally formed with the seat hinge part;
- the cover plate is provided with an arc-shaped hole communicated with the mounting hole at a radial direction; when the seat hinge assembly is installed in the mounting hole, the seat hinge assembly is clamped in the arc-shaped hole through an annular elastic buckle, so that the seat hinge assembly is axially
- a sealing cavity for containing damping oil is formed between the oil core part and the oil core sleeve; the inner wall of the oil core sleeve is provided with a spacer block protruding radially inward, the spacer block separates the sealing cavity into a first cavity and a second cavity, and a shaft hole matched with the oil core is arranged through a middle of the spacer block, and the oil core part passes through the shaft hole and is fixedly connected with the limit column by ultrasonic welding.
- the annular elastic buckle includes an annular part and a raised part arranged on an end face of the annular part and protruding outward towards the annular part at a radial direction; an outer circumference of the seat hinge part is provided with an annular groove in which the annular part is sleeved, the outer circumference of the seat hinge part is further provided with an avoidance slot communicated with the annular groove, and the avoidance slot is configured to accommodate the raised part entirely; when the annular part of the annular elastic buckle is sleeved on an outer circumference of the annular groove on the seat hinge part, a top of the raised part is higher than the outer circumference of the seat hinge part, so that the raised part of the annular elastic buckle is clamped in the arc-shaped hole through the mounting hole from outside to inside along an axis direction of the mounting hole during assembly.
- an insertion column is arranged on an inner side of the annular part, and an insertion hole located at a bottom of the annular groove and configured for an insertion of the insertion column is arranged on the seat hinge part; when the annular part of the annular elastic buckle is sleeved in the annular groove, the annular part is inserted into the insertion hole through the insertion column
- the inner side of the annular part is symmetrically provided with clamping blocks, and the seat hinge part is provided with a clamping notch located at the bottom of the annular groove and configured for clamping the clamping blocks respectively; when the annular part of the annular elastic buckle is sleeved in the annular groove, the annular part is correspondingly clamped into the clamping notch through the clamping block.
- the number of the raised parts corresponds to the number of the avoidance slots and there are two raised parts, and the two raised parts are arranged along the circumferential direction of the annular part, so that when the cover plate is in the open or closed state, the arc-shaped hole on the cover plate is switched to engage with at least one of the two raised parts.
- the outer circumference of the seat hinge part is provided with an accommodation hole between the two avoidance slots and for the insertion of the connection column, and the connection column is inserted in the accommodation hole and connected through a buckle mechanism.
- the buckle mechanism includes a fastener, an insertion block is arranged on the fastener, and an end of the seat hinge part is provided with a first accommodation slot communicated with the accommodation hole and configured for an insertion of the insertion block; the insertion block is provided with a clamping hole through the insertion block, and the clamping hole is provided with a fastening position and a tripping position; when the connection column is inserted into the tripping position of the clamping hole through the accommodation hole, the connection column is in a tripping state, when the connection column is inserted into the fastening position of the clamping hole through the accommodation hole, the connection column is in the fastening state; and a return spring driving a return movement of the fastener is arranged between the seat hinge part and the insertion block, so as to realize a switching of the connection column between different states.
- the fastener is symmetrically provided with insertion strips, the sides of the insertion strips facing to each other are respectively provided with a first hook, and the sides of the insertion strip opposite to each other are respectively provided with a second hook, the end of the seat hinge part is provided with a second accommodation slot for the corresponding insertion of the insertion strip, and the second accommodation slot is provided with a third hook and a fourth hook corresponding to the first hook and the second hook; when the connection column is in the tripping position, the first hook and the third hook are engaged, and when the connection column is in the fastening position, the second hook and the fourth hook are engaged.
- the annular part is provided with an opening, so that the annular part is a non-enclosed ring.
- a hinged structure for a toilet cover plate includes a fixed seat 1 fixedly arranged on the toilet and a cover plate 2 rotatably arranged on the fixed seat 1, the cover plate 2 is provided with a mounting hole 21, and a seat hinge assembly 3 for hinged the fixed seat 1 with the cover plate 2 is installed in the mounting hole 21, the seat hinge assembly 3 includes an oil core sleeve 31 fixedly arranged in the mounting hole 21.
- the seat hinge assembly 3 also includes a hinge shaft 32, the hinge shaft 32 includes an oil core part 321 rotatably arranged in the oil core sleeve 31 and a seat hinge part 322 inserted and matched with the connection column 11 on the fixed seat 1, and the oil core part 321 is integrally formed with the seat hinge part 322, the cover plate 2 is provided with an arc-shaped hole 22 communicated with the radial direction of the mounting hole 21.
- the seat hinge assembly 3 When the seat hinge assembly 3 is installed in the mounting hole 21, the seat hinge assembly 3 is clamped in the arc-shaped hole 22 through an annular elastic buckle 4, so that the seat hinge assembly 3 is fixed axially; the seat hinge part 322 and the oil core part 321 provided by the present disclosure are integrally formed, which can effectively reduce the coaxiality error of the seat hinge assembly, so as to reduce the mechanical fatigue of the buffer parts and prolong the service life.
- the annular elastic buckle 4 the disassembly and assembly of the seat hinge assembly 3 can be quickly completed, so as to realize the rotational installation between the cover plate 2 and the fixed seat 1.
- a sealing cavity 310 for containing damping oil is formed between the oil core part 321 and the oil core sleeve 31.
- a spacer block 311 projecting radially inward is arranged on the inner wall of the oil core sleeve 31, which separates the sealing cavity 310 into a first cavity 312 and a second cavity 313, the middle part of the spacer block 311 is provided with a shaft hole which can adapt to the oil core part 321, and the oil core part 321 is fixedly connected with the limit column 5 by ultrasonic welding after passing through the shaft hole.
- the oil core part 321 passes through the shaft hole and is fixed with the limit column 5 by ultrasonic welding, which has high speed, high efficiency and low cost; at the same time, it eliminates the use of a large number of fixtures, adhesives or mechanical fasteners.
- the annular elastic buckle 4 includes an annular part 41 and a raised part 42 arranged on the end face of the annular part 41 and projecting outward towards the diameter of the annular part 41.
- the annular part 41 has an opening so that the annular part 41 is in an open ring, and the outer circumference of the seat hinge part 322 is provided with an annular groove 3221 for the annular part 41 to be sleeved in, and the outer circumference of the seat hinge part 322 is also provided with an avoidance slot 3222 communicated with the annular groove 3221 and the avoidance slot 3222 is configured to accommodate the raised part 42 entirely.
- the top of the raised part 42 is higher than the peripheral surface of the seat hinge part 322, so that the raised part 42 of the annular elastic buckle 4 is clamped in the arc-shaped hole 22 through the mounting hole 21 from outside to inside along the axis direction of the mounting hole 21 during assembly.
- the outer surface of the raised part 42 is a gentle inclined surface, which is convenient for the raised part 42 to be clamped into the arc-shaped hole 22 from outside to inside. During disassembly, the user needs to press the raised part 42 down to make it accommodate entirely in the avoidance slot 3222.
- the raised part 42 is clamped away from the arc-shaped hole 22, so as to facilitate the removal of the whole seat hinge assembly 3 from the mounting hole.
- the user can complete the fixation of the seat hinge assembly without using snap nails, decorative rings, snap ring and other parts.
- the annular elastic buckle makes the installation and disassembly of the damper more convenient.
- the inner side of the annular part 41 is provided with an insertion column 411
- the seat hinge part 322 is provided with an insertion hole 3223 located at the bottom of the annular groove 3221.
- the insertion hole 3223 is configured for the insertion of the insertion column 411.
- the inner side of the annular part 41 is also relatively symmetrically provided with a clamping block 412, and the seat hinge part 322 is provided with a clamping notch 3224 located at the bottom of the annular groove 3221 and clamped by the clamping block 412 respectively.
- the annular part 41 of the annular elastic buckle 4 is sleeved in the annular groove 3221, the annular part 41 is correspondingly clamped into the clamping notch 3224 through the clamping block 412, which can further increase the circumferential fixing stability of the annular elastic buckle 4 relative to the hinge shaft 32.
- the number of the raised parts 42 corresponds to the number of the avoidance slots 3222 and there are two raised parts 42.
- the two raised parts 42 are arranged along the circumferential direction of the annular part 41, so that when the cover plate 2 is in the open state or closed state, the arc-shaped hole 22 of the cover plate 2 can be switched to engage with at least one of the two raised parts 42.
- the number of the raised parts 42 is set to two, so that at least one raised part 42 can be clamped with the arc-shaped hole 22 when the cover plate 2 is overturned at a certain angle, so as to ensure the effectiveness of mechanical operation between various parts.
- the peripheral surface of the seat hinge part 322 is provided with an accommodation hole 3225 located between the two avoidance slots 3222, and the accommodation hole 3225 is configured for the insertion of the connection column 11.
- the connection column 11 is inserted into the accommodation hole 3225 and connected through the buckle mechanism 6.
- the buckle mechanism 6 includes a fastener 61, and the fastener 61 is provided with an insertion block 611.
- the end of the seat hinge part 322 is provided with a first accommodation slot 3226 communicated with the accommodation hole 3225, and the first accommodation slot 3226 is configured for the insertion of the insertion block 611.
- the insertion block 611 is provided with a clamping hole 6111 through the insertion block 611.
- the clamping hole 6111 has a fastening position and a tripping position.
- the clamping hole 6111 is formed by two circles with different diameters, and the position of the circle with small diameter is a fastening position, while the position of the circle with large diameter is the tripping position.
- connection column 11 is provided with an annular clamping groove 111, in the fastening state, the fastening position of the clamping hole 6111 is clamped into the annular clamping groove 111.
- a return spring 7 driving the return movement of the fastener 61 is arranged between the seat hinge part 322 and the insertion block 611 to realize the switching of the connection column 11 between different states.
- the fastener 61 is symmetrically provided with insertion strips 612, the sides of the insertion strip 612 facing to each other are respectively provided with a first hook 6121, the sides of the insertion strip 612 opposite to each other are respectively provided with a second hook 6122.
- the end of the seat hinge part 322 is provided with a second accommodation slot 3227 for the corresponding insertion of the insertion strip 612, and the second accommodation slot 3227 is provided with a third hook 3228 and a fourth hook 3229 corresponding to the first hook 6121 and the second hook 6122 respectively.
- connection column 11 When the connection column 11 is in the tripping position, the first hook 6121 and the third hook 3228 are engaged, and when the connection column is in the fastening position, the second hook 6122 and the fourth hook 3229 are engaged, the fastener 61 has different hooks for fastening in the tripping state and fastening state respectively, so as to realize the multi-level fastening of the fastener 61, so as to facilitate the disassembly and assembly of the connection column 11.
- the sides of the insertion strip 612 facing to each other are also provided with a tripping clamp boss 6123, and the connection column 11 is provided with an annular flange 112 located below the annular clamping groove 111, when the connection column 11 is in the tripping position, the first hook 6121 and the third hook 3228 are engaged.
- the annular flange 112 of the connection column 11 will push up the tripping clamp boss 6123 and push it towards both sides, so as to drive the insertion strip 612 to push towards both sides.
- the first hook 6121 will disengage from the engagement with the third hook 3228, at the same time, the fastener 61 moves under the action of the return spring 7, and the fastener 61 can drive the second hook 6122 to engage with the fourth hook 3229 during the return movement, so as to facilitate the next insertion and fastening of the connection column 11.
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Toilet Supplies (AREA)
- Pivots And Pivotal Connections (AREA)
- Closures For Containers (AREA)
Abstract
Description
- The present disclosure relates to the technical field of toilet, in particular to a hinged structure for toilet cover plate.
- At present, the hinge shaft assembly used for the hinge between the cover plate and the toilet on the market includes a seat hinge and an oil core which is inserted and matched with a seat hinge. In the prior art, the oil core and the seat hinge are separated. For example, the Chinese patent discloses (Publication No.:
CN 201767898 U ) a hinged structure of the toilet cover plate, and the specification specifically discloses the following contents: seeFIG. 1-FIG. 9 , the hinged structure of the toilet cover plate includes a cover plate connected with the toilet through a hinge. The hinge includes a hinge body (equivalent to a seat hinge) and a mounting seat respectively connected with the cover plate and the toilet. The top surface of the mounting seat is provided with a connection column, which is inserted and connected with the hinge body. The cover plate includes a bottom ring and a face cover. The left and right sides of the rear edge of the bottom ring are connected with hinges through springs, and the rear end of the hinge is provided with a damper (equivalent to oil core) connection groove, which is connected with the face cover through the damper. This kind of split structure mainly has the following defects: - 1. The seat hinge and the oil core are separated, and their connection will lead to large coaxiality error of hinge shaft assembly;
- 2. In the prior art, the rear end of the guide sliding rib of the locking thrust block is also provided with a limit buckle, and the front end of the inner wall of the side sliding groove of the hinge body is provided with a stop block corresponding to the limit buckle. Only the limit buckle is engaged with the stop. The fastening stage is low, and the locking thrust block can only be kept in a fastening state or tripping state.
- In addition, when the traditional damper is installed to the seat ring, it also needs to add some parts to cooperate with them, such as gland, nut, anti-skid washer, decorative ring, snap ring and other parts, but this part will lengthen the overall appearance size of the hinge shaft, resulting in poor swing stability of the cover plate.
- In order to solve the above problems, the present disclosure provides a hinged structure for a toilet cover plate.
- In order to achieve the above object, the present disclosure provides the following technical solution:
A hinged structure for a toilet cover plate, including a fixed seat fixedly arranged on the toilet and a cover plate rotatably arranged on the fixed seat, a mounting hole is arranged on the cover plate, and a seat hinge assembly for hinging the fixed seat with the cover plate is installed in the mounting hole; the seat hinge assembly includes an oil core sleeve fixedly arranged in the mounting hole, and the seat hinge assembly further includes a hinge shaft, wherein the hinge shaft includes an oil core part rotatably arranged in the oil core sleeve and a seat hinge part inserted and matched with the connection column on the fixed seat, and the oil core part is integrally formed with the seat hinge part; the cover plate is provided with an arc-shaped hole communicated with the mounting hole at a radial direction; when the seat hinge assembly is installed in the mounting hole, the seat hinge assembly is clamped in the arc-shaped hole through an annular elastic buckle, so that the seat hinge assembly is axially fixed. - As a further improvement, a sealing cavity for containing damping oil is formed between the oil core part and the oil core sleeve; the inner wall of the oil core sleeve is provided with a spacer block protruding radially inward, the spacer block separates the sealing cavity into a first cavity and a second cavity, and a shaft hole matched with the oil core is arranged through a middle of the spacer block, and the oil core part passes through the shaft hole and is fixedly connected with the limit column by ultrasonic welding.
- As a further improvement, the annular elastic buckle includes an annular part and a raised part arranged on an end face of the annular part and protruding outward towards the annular part at a radial direction; an outer circumference of the seat hinge part is provided with an annular groove in which the annular part is sleeved, the outer circumference of the seat hinge part is further provided with an avoidance slot communicated with the annular groove, and the avoidance slot is configured to accommodate the raised part entirely; when the annular part of the annular elastic buckle is sleeved on an outer circumference of the annular groove on the seat hinge part, a top of the raised part is higher than the outer circumference of the seat hinge part, so that the raised part of the annular elastic buckle is clamped in the arc-shaped hole through the mounting hole from outside to inside along an axis direction of the mounting hole during assembly.
- As a further improvement, an insertion column is arranged on an inner side of the annular part, and an insertion hole located at a bottom of the annular groove and configured for an insertion of the insertion column is arranged on the seat hinge part; when the annular part of the annular elastic buckle is sleeved in the annular groove, the annular part is inserted into the insertion hole through the insertion column
- As a further improvement, the inner side of the annular part is symmetrically provided with clamping blocks, and the seat hinge part is provided with a clamping notch located at the bottom of the annular groove and configured for clamping the clamping blocks respectively; when the annular part of the annular elastic buckle is sleeved in the annular groove, the annular part is correspondingly clamped into the clamping notch through the clamping block.
- As a further improvement, the number of the raised parts corresponds to the number of the avoidance slots and there are two raised parts, and the two raised parts are arranged along the circumferential direction of the annular part, so that when the cover plate is in the open or closed state, the arc-shaped hole on the cover plate is switched to engage with at least one of the two raised parts.
- As a further improvement, the outer circumference of the seat hinge part is provided with an accommodation hole between the two avoidance slots and for the insertion of the connection column, and the connection column is inserted in the accommodation hole and connected through a buckle mechanism.
- As a further improvement, the buckle mechanism includes a fastener, an insertion block is arranged on the fastener, and an end of the seat hinge part is provided with a first accommodation slot communicated with the accommodation hole and configured for an insertion of the insertion block; the insertion block is provided with a clamping hole through the insertion block, and the clamping hole is provided with a fastening position and a tripping position; when the connection column is inserted into the tripping position of the clamping hole through the accommodation hole, the connection column is in a tripping state, when the connection column is inserted into the fastening position of the clamping hole through the accommodation hole, the connection column is in the fastening state; and a return spring driving a return movement of the fastener is arranged between the seat hinge part and the insertion block, so as to realize a switching of the connection column between different states.
- As a further improvement, the fastener is symmetrically provided with insertion strips, the sides of the insertion strips facing to each other are respectively provided with a first hook, and the sides of the insertion strip opposite to each other are respectively provided with a second hook, the end of the seat hinge part is provided with a second accommodation slot for the corresponding insertion of the insertion strip, and the second accommodation slot is provided with a third hook and a fourth hook corresponding to the first hook and the second hook; when the connection column is in the tripping position, the first hook and the third hook are engaged, and when the connection column is in the fastening position, the second hook and the fourth hook are engaged.
- As a further improvement, the annular part is provided with an opening, so that the annular part is a non-enclosed ring.
- The advantageous effects of the present disclosure are:
- 1. The seat hinge part and the oil core part of the present disclosure are integrally formed, which can effectively reduce the coaxiality error of the seat hinge assembly, so as to reduce the mechanical fatigue of the damper parts and prolong the service life. Through the annular elastic buckle, the disassembly and assembly of the seat hinge assembly can be completed quickly, so as to realize the rotating installation between the cover plate and the fixed seat.
- 2. The fastener is symmetrically provided with insertion strips, the sides of the insertion strips facing to each other are respectively provided with a first hook, the sides of the insertion strips opposite to each other are respectively provided with a second hook, and the end of the seat hinge part is provided with a second accommodation slot for the corresponding insertion of the insertion strips. The second accommodation slot is provided with a third hook and a fourth hook corresponding to the first hook and the second hook respectively. When the connection column is in the tripping position, the first hook and the third hook are engaged, and when the connection column is in the fastening position, the second hook and the fourth hook are engaged. The fastener has different hooks for fastening in the tripping state and fastening state, so as to realize multi-level fastening of the fastener, so as to facilitate the disassembly and assembly of the connection column.
- 3. The outer surface of the raised part of the annular elastic buckle is a gentle inclined surface, which is convenient for the raised part to be clamped into the arc-shaped hole from outside to inside. During disassembly, the user needs to press down the raised part to make it accommodate into the avoidance slot entirely. At this time, the raised part is clamped away from the arc-shaped hole, so as to facilitate the tripping of the whole seat hinge assembly from the mounting hole. The user can fix the seat hinge assembly without adding snap nails, decorative rings, snap rings and other parts. The annular elastic buckle makes the installation and disassembly of the damper more convenient.
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FIG. 1 is the first structural diagram of the present disclosure. -
FIG. 2 is an exploded view of the present disclosure. -
FIG. 3 is the second structural diagram of the present disclosure. -
FIG. 4 is an enlarged view at portion A ofFIG. 3 . -
FIG. 5 is the first exploded view of the seat hinge assembly. -
FIG. 6 is the second exploded view of the seat hinge assembly. -
FIG. 7 is a side view of the seat hinge assembly. -
FIG. 8 is a cross-sectional view at B-B ofFIG. 7 . -
FIG. 9 is a cross-sectional view at C-C ofFIG. 7 . -
FIG. 10 is a structural diagram of an annular elastic buckle installed on a hinge shaft. -
FIG. 11 is a structural diagram of an annular elastic buckle. -
FIG. 12 is a structural diagram when the connection column is in the fastening state. -
FIG. 13 is a structural diagram when the connection column is in the tripping state. - The present disclosure will be further described in detail below in combination with the accompanying drawings and specific embodiments:
As shown inFIG. 1 to FIG. 6 , a hinged structure for a toilet cover plate includes a fixedseat 1 fixedly arranged on the toilet and acover plate 2 rotatably arranged on the fixedseat 1, thecover plate 2 is provided with amounting hole 21, and aseat hinge assembly 3 for hinged thefixed seat 1 with thecover plate 2 is installed in themounting hole 21, theseat hinge assembly 3 includes anoil core sleeve 31 fixedly arranged in themounting hole 21. Theseat hinge assembly 3 also includes ahinge shaft 32, thehinge shaft 32 includes anoil core part 321 rotatably arranged in theoil core sleeve 31 and aseat hinge part 322 inserted and matched with theconnection column 11 on the fixedseat 1, and theoil core part 321 is integrally formed with theseat hinge part 322, thecover plate 2 is provided with an arc-shaped hole 22 communicated with the radial direction of themounting hole 21. When theseat hinge assembly 3 is installed in themounting hole 21, theseat hinge assembly 3 is clamped in the arc-shaped hole 22 through an annularelastic buckle 4, so that theseat hinge assembly 3 is fixed axially; theseat hinge part 322 and theoil core part 321 provided by the present disclosure are integrally formed, which can effectively reduce the coaxiality error of the seat hinge assembly, so as to reduce the mechanical fatigue of the buffer parts and prolong the service life. Through the annularelastic buckle 4, the disassembly and assembly of theseat hinge assembly 3 can be quickly completed, so as to realize the rotational installation between thecover plate 2 and the fixedseat 1. - As shown in
FIGS. 7 to 9 , a sealingcavity 310 for containing damping oil is formed between theoil core part 321 and theoil core sleeve 31. Aspacer block 311 projecting radially inward is arranged on the inner wall of theoil core sleeve 31, which separates the sealingcavity 310 into afirst cavity 312 and asecond cavity 313, the middle part of thespacer block 311 is provided with a shaft hole which can adapt to theoil core part 321, and theoil core part 321 is fixedly connected with thelimit column 5 by ultrasonic welding after passing through the shaft hole. Preferably, theoil core part 321 passes through the shaft hole and is fixed with thelimit column 5 by ultrasonic welding, which has high speed, high efficiency and low cost; at the same time, it eliminates the use of a large number of fixtures, adhesives or mechanical fasteners. - As shown in
FIG. 6 ,FIG. 10 and FIG. 11 , the annularelastic buckle 4 includes anannular part 41 and a raisedpart 42 arranged on the end face of theannular part 41 and projecting outward towards the diameter of theannular part 41. Theannular part 41 has an opening so that theannular part 41 is in an open ring, and the outer circumference of theseat hinge part 322 is provided with anannular groove 3221 for theannular part 41 to be sleeved in, and the outer circumference of theseat hinge part 322 is also provided with anavoidance slot 3222 communicated with theannular groove 3221 and theavoidance slot 3222 is configured to accommodate the raisedpart 42 entirely. When theannular part 41 of the annularelastic buckle 4 is sleeved on the periphery of theannular groove 3221 on theseat hinge part 322, the top of the raisedpart 42 is higher than the peripheral surface of theseat hinge part 322, so that the raisedpart 42 of the annularelastic buckle 4 is clamped in the arc-shapedhole 22 through the mountinghole 21 from outside to inside along the axis direction of the mountinghole 21 during assembly. The outer surface of the raisedpart 42 is a gentle inclined surface, which is convenient for the raisedpart 42 to be clamped into the arc-shapedhole 22 from outside to inside. During disassembly, the user needs to press the raisedpart 42 down to make it accommodate entirely in theavoidance slot 3222. At this time, the raisedpart 42 is clamped away from the arc-shapedhole 22, so as to facilitate the removal of the wholeseat hinge assembly 3 from the mounting hole. The user can complete the fixation of the seat hinge assembly without using snap nails, decorative rings, snap ring and other parts. The annular elastic buckle makes the installation and disassembly of the damper more convenient. - As shown in
FIG. 10 and FIG. 11 , the inner side of theannular part 41 is provided with aninsertion column 411, and theseat hinge part 322 is provided with aninsertion hole 3223 located at the bottom of theannular groove 3221. And theinsertion hole 3223 is configured for the insertion of theinsertion column 411. When theannular part 41 of the annularelastic buckle 4 is sleeved in theannular groove 3221, theannular part 41 is inserted into theinsertion hole 3223 through theinsertion column 411, the annularelastic buckle 4 is fixed circumferentially with respect to thehinge shaft 32, further enabling the raisedpart 42 to remain clamped in the arc-shapedhole 22 when thecover plate 2 is overturned, so as to prevent tripping of theseat hinge assembly 3. - As shown in
FIG. 10 and FIG. 11 , the inner side of theannular part 41 is also relatively symmetrically provided with aclamping block 412, and theseat hinge part 322 is provided with aclamping notch 3224 located at the bottom of theannular groove 3221 and clamped by theclamping block 412 respectively. When theannular part 41 of the annularelastic buckle 4 is sleeved in theannular groove 3221, theannular part 41 is correspondingly clamped into theclamping notch 3224 through theclamping block 412, which can further increase the circumferential fixing stability of the annularelastic buckle 4 relative to thehinge shaft 32. - As shown in
FIG. 6 ,FIG. 10 and FIG. 11 , the number of the raisedparts 42 corresponds to the number of theavoidance slots 3222 and there are two raisedparts 42. The two raisedparts 42 are arranged along the circumferential direction of theannular part 41, so that when thecover plate 2 is in the open state or closed state, the arc-shapedhole 22 of thecover plate 2 can be switched to engage with at least one of the two raisedparts 42. the number of the raisedparts 42 is set to two, so that at least one raisedpart 42 can be clamped with the arc-shapedhole 22 when thecover plate 2 is overturned at a certain angle, so as to ensure the effectiveness of mechanical operation between various parts. - As shown in
FIG. 5, FIG. 6 ,FIG. 12 and FIG. 13 , the peripheral surface of theseat hinge part 322 is provided with anaccommodation hole 3225 located between the twoavoidance slots 3222, and theaccommodation hole 3225 is configured for the insertion of theconnection column 11. Theconnection column 11 is inserted into theaccommodation hole 3225 and connected through thebuckle mechanism 6. Thebuckle mechanism 6 includes afastener 61, and thefastener 61 is provided with aninsertion block 611. The end of theseat hinge part 322 is provided with afirst accommodation slot 3226 communicated with theaccommodation hole 3225, and thefirst accommodation slot 3226 is configured for the insertion of theinsertion block 611. Theinsertion block 611 is provided with aclamping hole 6111 through theinsertion block 611. Theclamping hole 6111 has a fastening position and a tripping position. Theclamping hole 6111 is formed by two circles with different diameters, and the position of the circle with small diameter is a fastening position, while the position of the circle with large diameter is the tripping position. When theconnection column 11 is inserted into the tripping position of theclamping hole 6111 through theaccommodation hole 3225, theconnection column 11 is in the tripping state. When theconnection column 11 is inserted into the fastening position of theclamping hole 6111 through theaccommodation hole 3225, theconnection column 11 is in the fastening state. Specifically, the outer circumference of theconnection column 11 is provided with anannular clamping groove 111, in the fastening state, the fastening position of theclamping hole 6111 is clamped into theannular clamping groove 111. And areturn spring 7 driving the return movement of thefastener 61 is arranged between theseat hinge part 322 and theinsertion block 611 to realize the switching of theconnection column 11 between different states. - As shown in
FIG. 5, FIG. 6 ,FIG. 12 and FIG. 13 , thefastener 61 is symmetrically provided withinsertion strips 612, the sides of theinsertion strip 612 facing to each other are respectively provided with afirst hook 6121, the sides of theinsertion strip 612 opposite to each other are respectively provided with asecond hook 6122. And the end of theseat hinge part 322 is provided with asecond accommodation slot 3227 for the corresponding insertion of theinsertion strip 612, and thesecond accommodation slot 3227 is provided with athird hook 3228 and afourth hook 3229 corresponding to thefirst hook 6121 and thesecond hook 6122 respectively. When theconnection column 11 is in the tripping position, thefirst hook 6121 and thethird hook 3228 are engaged, and when the connection column is in the fastening position, thesecond hook 6122 and thefourth hook 3229 are engaged, thefastener 61 has different hooks for fastening in the tripping state and fastening state respectively, so as to realize the multi-level fastening of thefastener 61, so as to facilitate the disassembly and assembly of theconnection column 11. Further, the sides of theinsertion strip 612 facing to each other are also provided with a trippingclamp boss 6123, and theconnection column 11 is provided with anannular flange 112 located below theannular clamping groove 111, when theconnection column 11 is in the tripping position, thefirst hook 6121 and thethird hook 3228 are engaged. During the pulling out of theconnection column 11, theannular flange 112 of theconnection column 11 will push up the trippingclamp boss 6123 and push it towards both sides, so as to drive theinsertion strip 612 to push towards both sides. At this time, thefirst hook 6121 will disengage from the engagement with thethird hook 3228, at the same time, thefastener 61 moves under the action of thereturn spring 7, and thefastener 61 can drive thesecond hook 6122 to engage with thefourth hook 3229 during the return movement, so as to facilitate the next insertion and fastening of theconnection column 11.
Claims (9)
- A hinged structure for a toilet cover plate, comprising a fixed seat (1) fixedly arranged on the toilet and a cover plate (2) rotatably arranged on the fixed seat (1), a mounting hole (21) is arranged on the cover plate (2), and a seat hinge assembly (3) for hinging the fixed seat (1) with the cover plate (2) is installed in the mounting hole (21); the seat hinge assembly (3) comprises an oil core sleeve (31) fixedly arranged in the mounting hole (21), and the seat hinge assembly (3) further comprises a hinge shaft (32), characterized in that the hinge shaft (32) comprises an oil core part (321) rotatably arranged in the oil core sleeve (31) and a seat hinge part (322) inserted and matched with the connection column (11) on the fixed seat (1), and the oil core part (321) is integrally formed with the seat hinge part (322); the cover plate (2) is provided with an arc-shaped hole (22) communicated with the mounting hole (21) at a radial direction; when the seat hinge assembly (3) is installed in the mounting hole (21), the seat hinge assembly (3) is clamped in the arc-shaped hole (22) through an annular elastic buckle (4), so that the seat hinge assembly (3) is axially fixed; a sealing cavity (310) for containing damping oil is formed between the oil core part (321) and the oil core sleeve (31); the inner wall of the oil core sleeve (31) is provided with a spacer block (311) protruding radially inward, the spacer block (311) separates the sealing cavity (310) into a first cavity (312) and a second cavity (313), and a shaft hole matched with the oil core (321) is arranged through a middle of the spacer block (311), and the oil core part (321) passes through the shaft hole and is fixedly connected with the limit column (5) by ultrasonic welding.
- The hinged structure for the toilet cover plate according to claim 1, characterized in that the annular elastic buckle (4) comprises an annular part (41) and a raised part (42) arranged on an end face of the annular part (41) and protruding outward towards the annular part (41) at a radial direction; an outer circumference of the seat hinge part (322) is provided with an annular groove (3221) in which the annular part (41) is sleeved, the outer circumference of the seat hinge part (322) is further provided with an avoidance slot (3222) communicated with the annular groove (3221), and the avoidance slot (3222) is configured to accommodate the raised part (42) entirely; when the annular part (41) of the annular elastic buckle (4) is sleeved on an outer circumference of the annular groove (3221) on the seat hinge part (322), a top of the raised part (42) is higher than the outer circumference of the seat hinge part (322), so that the raised part (42) of the annular elastic buckle (4) is clamped in the arc-shaped hole (22) through the mounting hole (21) from outside to inside along an axis direction of the mounting hole (21) during assembly.
- The hinged structure for the toilet cover plate according to claim 2, characterized in that an insertion column (411) is arranged on an inner side of the annular part (41), and an insertion hole (3223) located at a bottom of the annular groove (3221) and configured for an insertion of the insertion column (411) is arranged on the seat hinge part (322); when the annular part (41) of the annular elastic buckle (4) is sleeved in the annular groove (3221), the annular part (41) is inserted into the insertion hole (3223) through the insertion column (411).
- The hinged structure for the toilet cover plate according to claim 3, characterized in that the inner side of the annular part (41) is symmetrically provided with clamping blocks (412), and the seat hinge part (322) is provided with a clamping notch (3224) located at the bottom of the annular groove (3221) and configured for clamping the clamping blocks (412) respectively; when the annular part (41) of the annular elastic buckle (4) is sleeved in the annular groove (3221), the annular part (41) is correspondingly clamped into the clamping notch (3224) through the clamping block (412).
- The hinged structure for the toilet cover plate according to claim 3, characterized in that the number of the raised parts (42) corresponds to the number of the avoidance slots (3222) and there are two raised parts, and the two raised parts (42) are arranged along the circumferential direction of the annular part (41), so that when the cover plate (2) is in the open or closed state, the arc-shaped hole (22) on the cover plate (2) is switched to engage with at least one of the two raised parts (42).
- The hinged structure for the toilet cover plate according to claim 5, characterized in that the outer circumference of the seat hinge part (322) is provided with an accommodation hole (3225) between the two avoidance slots (3222) and for the insertion of the connection column (11), and the connection column (11) is inserted in the accommodation hole (3225) and connected through a buckle mechanism (6).
- The hinged structure for the toilet cover plate according to claim 6, characterized in that the buckle mechanism (6) comprises a fastener (61), an insertion block (611) is arranged on the fastener (61), and an end of the seat hinge part (322) is provided with a first accommodation slot (3226) communicated with the accommodation hole (3225) and configured for an insertion of the insertion block (611); the insertion block (611) is provided with a clamping hole (6111) through the insertion block (611), and the clamping hole (6111) is provided with a fastening position and a tripping position; when the connection column (11) is inserted into the tripping position of the clamping hole (6111) through the accommodation hole (3225), the connection column (11) is in a tripping state, when the connection column (11) is inserted into the fastening position of the clamping hole (6111) through the accommodation hole (3225), the connection column (11) is in the fastening state; and a return spring (7) driving a return movement of the fastener (61) is arranged between the seat hinge part (322) and the insertion block (611), so as to realize a switching of the connection column (11) between different states.
- The hinged structure for the toilet cover plate according to claim 7, characterized in that the fastener (61) is symmetrically provided with insertion strips (612), the sides of the insertion strips (612) facing to each other are respectively provided with a first hook (6121), and the sides of the insertion strip (612) opposite to each other are respectively provided with a second hook (6122), the end of the seat hinge part (322) is provided with a second accommodation slot (3227) for the corresponding insertion of the insertion strip (612), and the second accommodation slot (3227) is provided with a third hook (3228) and a fourth hook (3229) corresponding to the first hook (6121) and the second hook (6122); when the connection column (11) is in the tripping position, the first hook (6121) and the third hook (3228) are engaged, and when the connection column (11) is in the fastening position, the second hook (6122) and the fourth hook (3229) are engaged.
- The hinged structure for the toilet cover plate according to any one of claims 2 to 8, characterized in that the annular part (41) is provided with an opening, so that the annular part (41) is a non-enclosed ring.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121150059.0U CN215127933U (en) | 2021-05-26 | 2021-05-26 | Hinge structure for toilet cover plate |
Publications (3)
Publication Number | Publication Date |
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EP4094653A1 true EP4094653A1 (en) | 2022-11-30 |
EP4094653B1 EP4094653B1 (en) | 2023-07-12 |
EP4094653C0 EP4094653C0 (en) | 2023-07-12 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP22164495.8A Active EP4094653B1 (en) | 2021-05-26 | 2022-03-25 | Hinged structure for toilet cover plate |
Country Status (3)
Country | Link |
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EP (1) | EP4094653B1 (en) |
CN (1) | CN215127933U (en) |
ES (1) | ES2952323T3 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201767898U (en) | 2010-04-28 | 2011-03-23 | 周裕佳 | Toilet bowl cover plate hinge structure |
CN203762997U (en) * | 2014-03-21 | 2014-08-13 | 厦门豪帝卫浴工业有限公司 | Button-free vertical handling mechanism for toilet cover plates |
-
2021
- 2021-05-26 CN CN202121150059.0U patent/CN215127933U/en active Active
-
2022
- 2022-03-25 EP EP22164495.8A patent/EP4094653B1/en active Active
- 2022-03-25 ES ES22164495T patent/ES2952323T3/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201767898U (en) | 2010-04-28 | 2011-03-23 | 周裕佳 | Toilet bowl cover plate hinge structure |
CN203762997U (en) * | 2014-03-21 | 2014-08-13 | 厦门豪帝卫浴工业有限公司 | Button-free vertical handling mechanism for toilet cover plates |
Also Published As
Publication number | Publication date |
---|---|
ES2952323T3 (en) | 2023-10-30 |
EP4094653B1 (en) | 2023-07-12 |
EP4094653C0 (en) | 2023-07-12 |
CN215127933U (en) | 2021-12-14 |
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