WO2018068697A1

WO2018068697A1 - Structure capable of lowering and presetting self-closing speed of hinge

Info

Publication number: WO2018068697A1
Application number: PCT/CN2017/105522
Authority: WO
Inventors: 吴裕龙
Original assignee: 赵芬
Priority date: 2016-10-10
Filing date: 2017-10-10
Publication date: 2018-04-19
Also published as: CN107916863A; WO2018068697A9

Abstract

Disclosed is a structure capable of lowering and presetting the self-closing speed of a hinge. The structure comprises two hinge leaves (10, 20), a threaded sleeve (40), a fixed rod (30), a spring (91), a bearing (100, 200), an auxiliary adjustment spring spacer (80), a plug (60) and an adjustment base (70), wherein each of the hinge leaves (10, 20) comprises a shaft sleeve (11, 21) and a blade (12, 22) fixedly connected to the outside of the shaft sleeve (11, 21); the fixed rod (30) is provided with a screw rod (31); a transmission rod (42) provided in the threaded sleeve (40) is connected inside the shaft sleeve (11, 21) of one of the hinge leaves (10, 20); the plug (60) is fixedly connected inside the shaft sleeve (11, 21) of one of the hinge leaves (10, 20); the threaded sleeve (40) and the plug (60) are spaced apart; and the fixed rod (30), the spring (91), the auxiliary adjustment spring spacer (80) and the adjustment base (70) are arranged between the threaded sleeve (40) and the plug (60) in the shaft sleeves (11, 21) of the two hinge leaves (10, 20). Big and small data settings of a straight inclination screw pitch of male thread teeth (39) of two or more straight inclination screw pitches of the screw rod (31) provided in the fixed rod (30), and the number and structure of the arranged male thread teeth (39) of a straight inclination screw pitch are adapted to big and small data settings of a straight inclination screw pitch of female thread teeth (46) of two or more straight inclination screw pitches of the threaded sleeve (40) which is connected in a threaded manner, and the number and structure of the arranged male thread teeth of a straight inclination screw pitch, such that the release of a strong and weak energy storage ejection force of the spring (91) can be pre-set.

Description

Structure that can be lowered and can be preset in the hinge self-closing speed

Technical field

The present invention relates to a structure that can be lowered and pre-settable for the self-closing speed of the hinge.

Background technique

The Chinese patent database has announced the utility model name "A Lifting and Closing Device", and the patent number is 2013208356551. It includes a top hinge, a lower hinge, a drive base and a drive rod. The upper hinge comprises an upper sleeve and an upper blade fixed to the upper sleeve; the lower hinge comprises a lower sleeve and a lower joint fixed to the lower sleeve; the transmission seat is fixed to the upper sleeve, and the bottom end of the transmission seat is recessed There is a transmission cavity, and the inner spiral surface of the transmission cavity is provided with a first spiral portion. The transmission rod is fixed to the lower sleeve, and the rotating surface of the transmission rod is provided with a second spiral portion, and the transmission rod is connected to the transmission cavity, and the first spiral portion and the second spiral portion are adapted to engage, wherein: pushing the upper hinge to make the upper hinge Relative to the lower hinge rotation, the upper hinge can be raised by the cooperation of the first spiral portion and the second spiral portion; the release of the upper hinge can be lowered by gravity, and the first spiral portion and the second spiral portion can be combined. The upper hinge automatically resets to return to close. It can't set the speed of autism.

Summary of the invention

The present invention provides a structure that can be lowered and pre-settable for the self-closing speed of the hinge, which overcomes the deficiencies of the lifting hinge device of the prior art.

The technical solution adopted by the present invention to solve the technical problems thereof is:

A structure capable of descending and presetting the hinge self-closing speed, comprising a fixing seat, two hinges, a fixing rod, a screw sleeve, a spring, an auxiliary adjusting spring washer and a bearing, the two hinges being rotatable relative to each other Each of the pages includes a sleeve and a blade fixed to the outside of the sleeve, the fixed rod has a screw; and the utility model further comprises: a plug and an adjustment seat, the screw sleeve has a transmission rod, and the transmission rod is fixed on a hinge In the sleeve, the plug is fixed in a hinge sleeve, and the screw sleeve and the plug are spaced apart; a screw rod, a screw ring and a spring are arranged between the screw sleeve and the plug in the sleeve of the two hinges. Auxiliary adjustment spring washer, bearing and adjustment seat, the solid rod has a concave spiral rod tooth of a convex screw threaded screw of the screw, the spring abuts between the convex ring and the auxiliary adjustment spring washer The hinged blade is pushed open to the left direction of rotation so that the hinged blade can drive the transmission in the first sleeve The rod and the screw sleeve in the second sleeve rotate, so that the convex ring of the fixed rod can slide downward in the axial direction to compress the energy storage elastic force of the spring, and release the leaf of the hinge to release the spring The energy storage top projectile force can be released so that one end of the spring abuts against the second bearing plane, and the other end abuts against the convex ring of the fixed rod, so that the screw of the solid rod can be axially up with respect to the screw sleeve. Move; adjust the rotation of the adjustment seat to match the plug and cooperate with the auxiliary adjustment of the spring washer and the fixed rod, so as to adjust the position of the gap between the auxiliary adjustment spring washer and the plug, and adjust the auxiliary adjustment The required spacing position between the spring washer and the fixed rod, and the adjusting seat can also adjust the strong and weak release of the spring energy of the spring, so that the adjusting seat can synchronously rotate the blade corresponding to the adjusting hinge in the right direction. The speed of autism is fast and slow.

Compared with the background art, the technical solution has the following advantages:

The blade of the hinge is pushed to open in the left direction of rotation (or right direction, and the left side is taken as an example below), so that the blade can drive the transmission rod and the nut sleeve to rotate, so that the screw can be driven along the shaft relative to the screw sleeve. Sliding downwards downwards so that the leading edge cylindrical surface of the collar can slide axially downward to strongly compress the energy storage spring of the spring, while the solid rod has more than two forward straight pitch pitches of the screw The large and small data set of the straight pitch pitch of the convex spiral rod teeth, and the set number structure of the convex spiral rod teeth of the forward straight pitch pitch, and the two or more forward straight obliques of the threaded screw sleeve The pitch of the straight helical pitch of the concave helical rod teeth is set by the large and small data, and the number of the convex spiral teeth of the positive straight pitch pitch is set to be able to preset the screw along the axis of the opposite threaded sleeve The position of the distance between the lower and the upper wheelbase of the movement is relatively strong and weakly released in synchronization with the pre-set and limit spring energy of the spring, and the blades of the pre-set hinge are synchronously rotated in the right direction. Closed speed is fast and slow; and promoted by release After the blades of the page, the force of the spring energy storage top can be released so that one end of the spring abuts against the second bearing plane on the auxiliary adjusting spring washer, and the other end abuts against the convex ring of the fixed rod The leading edge of the cylindrical surface is such that the screw of the fixed rod can move upward relative to the axial direction of the sleeve. The adjustment seat is adjusted and rotated to match the plug and the auxiliary adjustment spring washer and the fixed rod, so as to adjust the position of the gap between the auxiliary adjustment spring washer and the plug, and the auxiliary adjustment spring pad can be adjusted. The required spacing position between the piece and the fixed rod, and the adjusting seat can also synchronously adjust the strong and weak release of the energy storage top elastic force of the spring, so that the adjusting seat can synchronously rotate the blade corresponding to the adjusting hinge in the right direction. The speed of closing is fast and slow. The rod has a screw that can be set The data size setting of the straight pitch pitch of the convex spiral rod teeth of two or more reverse straight pitch pitches, and the setting number structure of the convex spiral rod teeth of the reverse straight pitch pitch, adapting the screw snail The data size setting of the straight-sloping pitch of the concave spiral rod teeth set to two or more reverse straight-inclined pitches, and the setting number structure of the convex spiral rod teeth of the reverse straight-inclined pitch, so as to The hinged blade is pushed to open in the right direction of rotation; the hinged blade is self-closing in the leftward direction of rotation, and the screw can slide and move upward in the axial direction with respect to the screw sleeve. Set the angle within.

DRAWINGS

The invention will now be further described with reference to the accompanying drawings and embodiments.

1 is a perspective view showing the dissection of the door hinge of the first embodiment.

1-1 is a perspective view of the second hinge of the first embodiment.

1-2 are schematic perspective views of a first hinge of the first embodiment.

1-3 are schematic perspective views of the screw sleeve of the first embodiment.

1-4 are schematic perspective views of the solid rod of the first embodiment.

1-5 are schematic perspective views of the fixed slider of the first embodiment.

1-6 are schematic perspective views of the spring of the first embodiment.

1-7 are schematic perspective views of a sliding sleeve of the first embodiment.

1-8 illustrate a perspective view of a first spacer of the first embodiment.

1-9 are schematic perspective views of a second spacer of the first embodiment.

1-10 are schematic perspective views of the first bearing of the first embodiment.

1-11 illustrate a perspective view of a second bearing of the first embodiment.

1-12 are schematic perspective views of the auxiliary adjustment spring washer of the first embodiment.

1-13 illustrate a perspective view of a sealant ring of the first embodiment.

1-14 are schematic perspective views of the adjustment seat of the first embodiment.

1-15 illustrate a perspective view of a plug of the first embodiment.

2 is a perspective view showing the dissection of the door hinge of the second embodiment.

3 is a perspective view showing the dissection of the door hinge of the third embodiment.

3-1 is a perspective view of the hinge holder of the third embodiment.

3-2 is a perspective view showing the first hinge of the third embodiment.

4 is a perspective view showing the dissection of the hinge of the fourth embodiment.

4-1 is a perspective view of the first hinge of the fourth embodiment.

4-2 is a perspective view of the solid seat of the fourth embodiment.

FIG. 5 is a perspective view showing the dissection of the hinge of the fourth embodiment.

5-1 is a perspective view showing the second hinge of the fourth embodiment.

FIG. 5-2 is a schematic perspective view of the first hinge of the fourth embodiment.

5-3 is a perspective view showing the assembly of the connecting sleeve of the fourth embodiment.

5-4 is a perspective view of the solid rod of the fifth embodiment.

5-5 illustrate a perspective view of a third bearing of the fifth embodiment.

5-6 are schematic perspective views of the spiral ring of the fifth embodiment.

detailed description

Embodiment 1

A structure that can be lowered and can be preset with a self-closing hinge speed, such as a door hinge that can be placed in any shape, a hinged hinge of any shape, and a sleeve of any shape of the door hinge, corresponding to It is configured as a door hinge, a door door page, a door door page, and the like, which can be lowered in structure and can be preset in a self-closing speed of the hinge, so that they have a function of being able to descend and pre-set the hinge to be self-closing.

For the hinge, please refer to FIG. 1 , FIG. 1-1 to FIG. 1 - 15 . The first hinge 10 is provided with a first blade 12 and two first sleeves 11 fixedly connected to the first blade, and the first The blade 12 is disposed in a folded shape (the first blade 12 may not be disposed in a folded shape); the second hinge 20 includes two spaced second blades 22 fixed to the hinge mount 90, the two spaced A second sleeve 21 is fixed between the second blades 22, and the wheelbase of the second sleeve 21 is adapted to the spacing between the two first sleeves 11. The second sleeve 21 is adapted to be located at the first two. The second sleeve 21, the two spaced second blades 22 and the hinge fixing seat 90 are fixed together, and the screw through holes of the hinge fixing seat 90 are disposed through the fixing screw 98 and pass through the vehicle. The screw through hole of the door frame is such that the hinge fixing seat 90 and the door frame can be fixed together, so as to enable the door leaf of the door to perform the structural function of lowering the speed and presetting the hinge self-closing speed.

The upper end of the inner ring through hole of the second bushing 21 is recessed with a groove platform 101 which is laid flat on the groove platform 101 of the second bushing 21 and located at the first bushing 11 and the second Axis Between the sleeves 21; a lower portion of the inner ring through hole of the second sleeve 21 is also recessed with a groove platform 201, and the second gasket 85 is laid flat on the groove platform 201 of the second sleeve 21 and is located at the first Between the sleeve 11 and the second sleeve 21, the first spacer 95 and the second spacer 85 can assist in enhancing the smoothness of the first blade 12 of the first hinge 10 when it is opened and closed. The threaded sleeve 40 is rotatably and non-movably connected in the inner ring of the second sleeve 21. The upper portion of the threaded sleeve 40 is convexly provided with a transmission rod 42. The inner loop of the first sleeve 11 of the first hinge 10 is open. The hole and the sleeve 40 have a portion of the transmission rod 42 extending beyond the second sleeve 21; the transmission rod 42 of the screw sleeve 40 is rotatably passed through the inner ring through hole of the first bearing 100, and continues to pass through The groove platform 101 of the inner ring through hole of the second sleeve 21 penetrates into the inner ring through hole of the first sleeve 11 , and the transmission rod 42 of the screw sleeve is adapted to be located in the inner through hole of the first sleeve 11 . The screw through hole passing through the first sleeve is screwed into the screw through hole of the first sleeve by the fixing screw 98, and then the screw through hole passing through the transmission rod 42 and passing through the inner circumferential wall of the other end of the first sleeve 11 is The upper sleeve 11 and the transmission rod 42 can be fixed together, so as to enable the threaded sleeve to position and limit the axial and axial spacing of the fixed rod 30 relative to the sliding and moving along the axis of the sleeve. Will not change.

The first blade 12 of the first hinge 10 is pushed open to the left direction of rotation by an external force, so that the first blade 12 of the first hinge 10 can drive the transmission rod 42 and the second sleeve in the first sleeve 11 The threaded sleeve 40 in the 21 rotates relative to the screw 31 of the fixed rod 30 in the second sleeve 21 so as to be able to slide down along the axial direction of the threaded sleeve 40 in the second sleeve 21 to make the rod The front cylindrical surface of the convex ring having the convex ring can slide downward in the axial direction to strongly compress the energy storage elastic force of the spring, and the energy storage elastic force of the other end of the spring 91 can strongly abut against the auxiliary adjusting spring washer 80. At the same time as the plane of the bearing 200, at the same time, two or more of the screw 31 of the fixed rod 30 (six in the first embodiment) have a straight pitch pitch data of the forward spiral pitch of the convex spiral rod teeth 39. Small setting, large or small setting of the straight-inclined pitch of the concave helical rod teeth 46 of the forward straight-slant pitch of two or more (six in the first embodiment) The distance between the axial and the wheelbase of the sliding and moving of the screw 31 of the fixed rod 30 in the axial direction The position can simultaneously synchronize the pre-set fixed rod 30 with the convex ring 32 sliding downward in the axial direction and moving the energy storage elastic force of the spring 91 to synchronously preset and limit the energy storage top elastic force of the spring 91. Strong and weak release so that the screw 31 can move axially downward and upward relative to the screw sleeve 40 on the hinge Within a predetermined angle of rotation, it is also possible to synchronize the speed at which the first blade 12 of the first hinge 10 is preset to rotate in the right direction and to rotate slowly; and to release the first blade 12 of the first hinge 10 during release. Then, in order to change the energy storage elastic force of the spring 91, the stored elastic force of the spring 91 is released, so that the energy storage elastic force of one end of the spring 91 can strongly abut against the annular convex ring 32, and the spring 91 The other end of the energy storage elastic force can strongly abut against the plane of the second bearing 200 on the auxiliary adjusting spring washer 80, so that the spring 91 can make the first blade 12 of the first hinge 10 turn to the right direction. In order to enable the first blade 12 of the first hinge 10 to achieve self-closing. The energy storage top elastic force of the spring 91 can be released so that one end of the spring 91 can strongly abut against the plane of the second bearing 200 on the auxiliary adjusting spring washer 80, and the other end of the spring 91 can strongly abut against the solid rod At the convex ring 32 of 30, the speed of the first blade 10 of the first hinge 10 of the predetermined hinge can be synchronized with the speed of the first blade 12 in the rightward rotation. The adjusting seat 70 is adjusted and rotated to match the plug 60 and the auxiliary adjusting spring washer 80, so as to adjust the position of the spacing between the auxiliary adjusting spring washer 80 and the plug 60, and to adjust the auxiliary adjustment. The required spacing position between the spring washer 80 and the fixed rod 30, and the adjusting seat can also synchronously adjust the speed of the first vane 10 of the first hinge 10 to rotate and rotate in the right direction, so that the speed is fast and slow. The adjusting seat 70 can synchronously adjust and limit the strong and weak release of the energy storage top elastic force of the spring 91, and the adjusting seat 70 can synchronize the speed of the blade corresponding to the adjustment adjusting hinge in the right direction and the self-closing speed.

The first sleeve 11 can also limit and control the axial movement of the screw sleeve 40. The transmission rod 42 of the screw sleeve 40 passes through the screw through hole of the first sleeve 11 through the fixing screw 98 and is locked and fixed through the fixing. The transmission rod 42 passes through the screw through hole of the inner circumferential wall of the other end of the first sleeve 11 so that the transmission rod 42 of the screw sleeve 40 can be fixed in the first sleeve 11 and the screw sleeve 40 rotates. The connecting rod 311 has a fixed protruding ring 32 at the end of the screw 31, and the connecting rod 311 is fixed to the protruding ring 32. The connecting rod 311 is fixed to the end of the screw 31. The inner ring of the spring 91 can be sleeved, and the outer ring of the convex ring 32 is concavely provided with a convex ring sliding track groove 332, and the end of the convex ring 32 is concavely provided with an annular mounting groove 321 . And the fixing sliding rod passes through the screw through hole of the second bushing 21 to slide into the convex ring sliding track groove 332, so that the fixing sliding bar 339 can correspondingly engage the convex ring sliding track groove 332, The ability to position and limit the axial and wheelbase of the sliding and moving movement of the solid rod 30 relative to the upper sleeve 30 along the axis The pitch size does not change. Wherein: the fixed sliding rod 339 is sleeved to the sliding sliding sleeve 333, so that the fixed sliding rod 339 of the sleeve sliding sliding sleeve 333 can abut against the convex ring sliding track groove 332, The utility model has the advantages of assisting to enhance the smoothness of the solid rod when sliding and moving relative to the upper and lower sides of the screw sleeve, so that the first 12 blades of the first hinge 10 can be opened more smoothly and self-closed.

A sealing rubber ring 322 is sleeved in the annular mounting groove 321 , and the sealing rubber ring 322 extends out of the annular mounting groove 321 , so that the protruding ring 32 can seal and slide against the second bushing 21 . The sealing rubber ring in the annular mounting groove 321 of the convex ring 32 can limit the sliding and moving of the screw 31 in the second bushing 21 along the axis and the upper sleeve 40 to generate strong damping force and strength. The effect of the resistance force is such that the sealing rubber ring in the annular mounting groove 321 of the convex ring 32 can limit the strong and weak release of the energy storage top elastic force of the spring 91, so that one end of the spring 91 can be strongly topped. Abutting on the plane of the second bearing 200 on the auxiliary adjusting spring washer 80, and the other end of the spring 91 can strongly abut against the convex ring 32 of the fixed rod 30, so that the annular ring 32 is mounted in the annular mounting groove 321 The sealing apron can limit the first blade 12 of the first hinge 10 to achieve safe and cushioned autism when self-closing.

The first blade 12 of the first hinge 10 is pushed open to a leftward rotational direction to a 180 degree angle at which the first blade 12 of the first hinge 10 is opened, while the first blade 12 of the first hinge 10 is simultaneously The driving rod 42 and the second sleeve 21 of the first sleeve 11 can be rotated, so that the screw 31 of the fixed rod 30 in the second sleeve 21 can be opposite to the screw in the second sleeve 21. The sleeve 40 slides down and moves along the axis, while the fixed rod 30 has a front cylindrical surface of the convex ring 32 of the screw 31 as an energy storage elastic force of the high-pressure compression spring 91 from top to bottom, and the other end of the spring 91 The stored energy elastic force can strongly abut against the plane of the second bearing 200 on the auxiliary adjusting spring washer 80; and after the first blade 12 of the first hinge 10 is released, the energy storage elastic force of the spring 91 is generated. The change causes the stored elastic force of the spring 91 to be released, so that the energy storage elastic force of one end of the spring 91 can strongly abut against the annular convex ring 32, and the energy storage elastic force of the other end of the spring 91 can strongly resist the auxiliary Adjusting the spring washer 80 on the plane of the second bearing 200, so that the spring 91 can make the first leaf of the first hinge 10 12 right back off the rotating direction, so that the first blade 12 of the first hinge 10 to achieve self-closing. The first bearing 100 is rotatably sleeved in the second bushing 21 and connected to the transmission rod of the screw sleeve 40. 42 and located between the screw sleeve 40 and the groove platform 201 of the second sleeve 21; the second bearing 200 is rotatably sleeved in the second sleeve 21 to the flange of the auxiliary adjustment spring washer 80 99, and located between the auxiliary adjustment spring washer 80 and the spring 91, the first bearing 100 and the second bearing 200 can play the role of assisting the reinforcement of the sliding and moving movement of the fixed rod under the axis and the axis. The smoothness is relatively smooth so that the first 12 blades of the first hinge 10 are opened and closed. The plug 60 is rotatably coupled to the second bushing 21, and a portion extending outside the second bushing 21 is screwed through the screw through hole of the bushing 21 through the fixing screw 98, and is locked in through After the plug 60 is screwed into the fixed adjustment seat, the fixing screw 98 first locks the fixed adjustment seat 70 without engaging the sleeve 21 and the plug 60, and waits for the adjustment seat 70 to be adjusted and rotated, so that the adjustment seat 70 is adjusted to rotate. The adjusting seat 70 can cooperate with the plug 60 and the auxiliary adjusting spring washer 80 and the fixed rod to adjust the position of the required spacing between the auxiliary adjusting spring washer 80 and the plug 60, and also adjust the auxiliary adjusting spring pad. The required spacing position between the piece 80 and the fixed rod, and the adjusting seat can also synchronize the speed of the self-closing of the blade corresponding to the adjusting hinge, and the adjusting seat can also adjust the energy storage top force of the spring. The release of the first blade 12 of the first hinge is adjusted to be fast and slow when the adjustment seat 70 can be adjusted correspondingly, and then the locking screw is re-started by the waiting screw 98 to be fixed. The seat 70 is adjusted to prevent the adjustment seat 70 from loosening. The inner end of the spring 91 is sleeved on the connecting rod 311 of the fixed rod 30, and the inner end of the spring 91 is sleeved at the flange 99 of the auxiliary adjusting spring washer 80 so that one end of the spring 91 can strongly resist The second bearing 200 on the spring washer 80 is assisted, and the other end of the spring can strongly abut against the convex ring 32 of the fixed rod 30.

The first blade 12 of the first hinge 10 is pushed open to a leftward rotational direction to a 180 degree angle at which the first blade 12 of the first hinge 10 is opened, while the first blade 12 of the first hinge 10 is simultaneously The driving rod 42 and the second sleeve 21 of the first sleeve 11 can be rotated, so that the screw 31 of the fixed rod 30 in the second sleeve 21 can be opposite to the screw in the second sleeve 21. The sleeve 40 slides down and moves along the axis, while the fixed rod 30 has a front cylindrical surface of the convex ring 32 of the screw 31 as an energy storage elastic force of the high-pressure compression spring 91 from top to bottom, and the other end of the spring 91 The energy storage elastic force can strongly abut against the plane of the second bearing 200 on the auxiliary adjusting spring washer 80, and at the same time two or more of the screw 31 of the fixing rod 30 (such as six) The data of the straight pitch pitch of the convex spiral rod teeth 39 of the forward straight pitch pitch is large and small, and the two or more (such as six) forward straight pitch pitch concave snails of the screw threaded sleeve 40 are adapted. The data of the straight pitch pitch of the wire rod 46 is set to be large and small so as to be able to preset and limit the axial and axial spacing of the sliding and moving movement of the screw 31 in the axial direction relative to the screw sleeve 40. Position, at the same time, the front cylindrical surface of the convex ring of the fixed rod can slide down in the axial direction to compress the energy storage elastic force of the other end of the spring of the energy storage elastic force to strongly abut against the front end surface of the cup 56 The spacer 86 is opposite to the strong and weak release capable of presetting and limiting the energy storage top elastic force of the spring 91, and is also opposite to the first blade 12 capable of presetting and limiting the first hinge 10 in the right direction. The speed of the self-closing in the direction of rotation is fast and slow; and after the first blade 12 of the first hinge 10 is released, the energy storage elastic force of the spring 91 is changed, so that the stored elastic force of the spring 91 is released. So that the energy storage elastic force of one end of the spring 91 can strongly abut against the annular convex ring 32, and the spring 91 is another The energy storage elastic force of the end can strongly abut against the plane of the second bearing 200 on the auxiliary adjusting spring washer 80, so that the spring 91 can make the first blade 12 of the first hinge 10 turn to the right direction of rotation, The first blade 12 of the first hinge 10 is made self-closing. The two or more (eg, six) forward helical pitch teeth of the convex spiral rod teeth 39 are wound around the outer ring of the screw 31 of the fixed rod 30 and the pitch of the upper and lower pitches of the outer ring of the screw 31, The concave spiral rod teeth 46 corresponding to the two or more (eg, six) positive straight pitch pitches of the matching screw sleeve 40 are wound around the inner ring of the groove through hole of the screw sleeve 40. Set the full pitch dimension of the inner and lower pitch of the inner ring.

The fixing rod 30 has a screw 31 which can be set to a data size setting of a straight oblique pitch of two or more (for example, six) reverse straight pitch pitches, and a convexity of a reverse straight pitch pitch. a set number structure of the helical rod teeth, the data size setting of the straight pitch pitch of the concave spiral rod teeth 46 of the two or more (eg, six) reverse straight pitch pitches, and The arrangement of the number of the convex spiral teeth of the reverse straight pitch pitch is opposite to the first blade 12 of the first hinge 10 being pushed open to the right direction of rotation; the first blade 12 of the first hinge is The self-closing is in the left-direction turning direction, and the screw 31 is slidable and movable in the axial direction downward and upward relative to the screw sleeve 40 within a predetermined set angle of the hinge rotation.

Embodiment 2

It differs from the first embodiment in that: referring to FIG. 2, the first hinge 10 is provided with a first The blade 12 is fixed to the first sleeve 11 of the first blade 12, and the first blade 12 is in a folded shape; the second hinge 20 includes two spaced apart portions that are fixed to the hinge mount 90 a second blade 22, and a second sleeve 21 fixed to the two second blades 22 spaced apart from each other, the wheelbase of the second sleeve 21 being adapted to the spacing of the two first sleeves 11, the second axis The sleeve 21 is adapted to be located between the two first sleeves 11, through the screw through holes provided with the fixing screw 98 through the hinge fixing seat 90, and through the screw through holes of the door frame, so that the hinge fixing seat 90 The door frame can be fixed together, so that the door leaf of the door can be lowered and the hinge can be preset to be self-closing. The upper end of the inner ring through hole of the second bushing 21 is recessed with a groove platform 101, and the fourth bearing 95 is sleeved and connected to the inner ring of the second bushing 21 and lies in the groove of the second bushing 21. The platform 101 is located between the first sleeve 11 and the second sleeve, and the fourth bearing 95 can assist in enhancing the smoothness of the first 12 blades of the first hinge 10 when they are opened and closed. The threaded sleeve 40 is rotatable and slidably and movably connected in the inner ring of the second sleeve 21. The upper portion of the threaded sleeve 40 is convexly provided with a transmission rod 42 inside the first sleeve 11 of the first hinge 10. The loop through hole and the screw sleeve 40 have a portion of the transmission rod 42 extending beyond the second sleeve 21; the transmission rod 42 of the screw sleeve 40 is rotatably passed through the inner ring through hole of the first bearing 100 and then passes through a groove platform 101 of the inner ring through hole of the second bushing 21 and an inner ring through hole penetrating through the fourth bearing 95 into the first bushing 11, and the screw sleeve 40 has a transmission rod 42 adapted to be located at the The inner ring through hole of a bushing 11 is screwed into the screw through hole of the first bushing 11 by the fixing screw 98, and then locked into the thread through the transmission rod 42 and then through the first bushing 11 a screw through hole of a peripheral wall of one end inner ring, so that the upper first bushing 11 and the transmission rod 42 are fixed together, so that the screw sleeve 40 can position and limit the fixing rod 30 in the axial direction downward and upward with respect to the screw sleeve 40. Sliding and moving axial and wheelbase spacing dimensions.

The first blade 12 of the first hinge 10 is pushed open to the rightward direction by an external force, so that the first blade 12 of the first hinge 10 can drive the transmission rod 42 and the second sleeve in the first sleeve 11. The threaded sleeve 40 in the 21 rotates relative to the screw 31 of the fixed rod 30 in the second sleeve 21 to slide and move downward along the axis with respect to the threaded sleeve 40 in the second sleeve 21, and at the same time The rod 30 has a front cylindrical surface of the convex ring 32 of the screw 31 as an energy storage elastic force of the high-pressure compression spring 91 from the top to the bottom, and the energy storage elastic force of the other end of the spring 91 can strongly abut against the auxiliary adjustment spring washer 80. At the plane of the upper second bearing 200, at the same time the solid rod 30 has The data of the straight-inclined pitch of the two or more (such as six) reverse-straight pitch pitch convex spiral rod teeth 39 of the screw 31 is large or small, and two or more of the screw-threaded sleeves 40 are adapted (eg Six) The data of the straight pitch pitch of the concave spiral rod teeth 46 of the reverse straight pitch pitch is set to be large or small, so that the screw 31 of the fixed rod 30 can be pre-set along the axial direction of the opposite screw sleeve 40. The position of the sliding and the moving axial and the wheelbase are sized, and at the same time, the convex ring 32 of the fixed rod 30 can be preliminarily slid and moved downward in the axial direction, and the energy storage elastic force of the spring 91 is compressed, and at the same time, can be synchronized. Presetting and limiting the strong and weak release of the energy storage top elastic force of the spring 91, and at the same time, the screw 31 can be axially downward and upward relative to the screw sleeve 40 in a predetermined angle of rotation of the hinge, At the same time, it is possible to synchronize the speed at which the first blade 12 of the first hinge 10 is preset to rotate in the left direction is fast and slow; and after the first blade 12 of the first hinge 10 is released, the spring 91 is released. The energy storage top bomb can generate a release, and one end of the spring 91 can strongly abut against the auxiliary adjustment spring washer 80. The second bearing 200 is at the plane of the other end, and the other end is strong enough to abut against the convex ring 32 of the fixed rod 30, so that the screw of the fixed rod 30 can slide and move upward with respect to the axial direction of the screw sleeve 40, and can also be synchronized in advance. The speed at which the first blade 12 of the first hinge 10 of the hinge is set to rotate in the left direction is fast and slow. The adjusting seat 70 is adjusted and rotated to match the plug 60 and the auxiliary adjusting spring washer 80, so as to adjust the position of the spacing between the auxiliary adjusting spring washer 80 and the plug 60, and to adjust the auxiliary adjustment. The required spacing position between the spring washer 80 and the fixed rod 30, and the adjusting seat can also synchronize the speed of the left-hand rotation and the self-closing of the blade corresponding to the adjustment hinge, and the adjusting seat 70 can also be adjusted synchronously. Limiting the strong and weak release of the energy storage top elastic force of the spring 91, and the energy storage elastic force of the spring 91 can release, and the adjusting seat 70 can synchronously adjust the first blade 12 of the first hinge 10 to the left. The speed is slower and slower when turning to self-closing.

The first sleeve 11 can also limit and control the axial movement of the screw sleeve 40. The transmission rod 42 of the screw sleeve 40 passes through the screw through hole of the first sleeve 11 through the fixing screw 98 in the lock-in fastening transmission. The rod 42 passes through the screw through hole of the inner circumferential wall of the other end of the first sleeve 11 to fix the transmission rod 42 of the screw sleeve 40 into a first sleeve 11, and the screw sleeve 40 is rotatably connected thereto. One end of the second sleeve 21 is inside.

Embodiment 3

It differs from the second embodiment in that: please refer to Figure 3 to Figure 3-1 to Figure 3-2, hinge A second hinge 20 and a first hinge 10 are included; the second hinge 20 includes a second sleeve 21 and a second blade 22 fixed to the outside of the second sleeve 21, and the second shaft The sleeve 21 and the hinge holder 90 are fixed together; the first hinge 10 includes a first sleeve 11 and a first blade 12 fixed to the outside of the first sleeve 11, the first sleeve 11 is disposed at An upper half of the blade 22, and the first blade 12 of the first hinge 10 is in the shape of a hinge; the screw through hole of the first sleeve 11 is screwed through the fixing screw 98, and is locked and worn. The overrunning ring 41 is then locked into the fixed transmission rod 42 to fix the first sleeve 11, the swivel 41 and the transmission rod 42 together. A second flange 52 is disposed in the connecting sleeve 50, and can be abutted in the annular groove 520 of the plug 60 through the second flange 52 so that the second flange 52 can be disposed in the connecting sleeve 50. The annular groove 520 of the fixing seat 60 is inserted to enable the plug 60 and the second flange 52 to be fixed in the connecting sleeve 50. The plug 60 extends out of the outer portion of the connecting sleeve and is screwed through the fixing screw 98. The screw through hole of the two bushing 21 is locked in the fixing plug 60 to fix the second bushing 21 and the plug 60 together. The screw sleeve 40 and the plug 60 are spaced apart; a fixing rod 30, a spring 91, an auxiliary adjusting spring washer 80, a plug 60 and an adjusting seat 70 are disposed between the screw sleeve and the plug in the connecting sleeve 50.

The transmission rod 42 of the screw sleeve 40 is rotatably and non-movably connected to the connecting sleeve 50 in the first sleeve 11. The upper portion of the threaded sleeve 40 is convexly provided with a transmission rod 42, and the connection is provided with a rotating ring 41, and The swivel 41 and the threaded sleeve 40 in the sleeve 11 of the hinge 10 have a portion of the transmission rod 42 extending beyond the connecting sleeve 50; and the transmission rod 42 is rotatably passed through the inner ring of the first bearing 100 The through hole penetrates into the inner ring through hole of the rotating ring 41, and the outer ring side of the transmission rod 42 is flattened to fit the inner ring of the inner ring through hole of the rotating ring 41, and the rotating ring 41 is adapted. The upper portion of the first sleeve 11 is screwed into the screw through hole of the sleeve 11 by the fixing screw 98, and then locked through the rotating ring 41 to be locked into the fixed transmission rod 42 so that the sleeve 11 is The swivel 41 and the transmission rod 42 are fixed together, so that the swivel 41 and the first sleeve 11 can also limit the axial movement of the screw sleeve 40, so as to be able to position the solid rod under the axis along the axis. The position of the axial direction of the sliding and moving and the spacing of the wheelbase does not change, so that when the two hinges are rotated relative to each other, the screw can also slide and move relative to the screw sleeve in the axial direction. The first blade 12 of the hinge 10 rotates within a predetermined set rotation angle.

The connecting sleeve 50 is connected in the second sleeve 21 and the first sleeve 11, and the first sleeve 11 and the second sleeve 21 are arranged side by side so that the hinges can rotate relative to each other; the third bearing The sleeve 300 can also be rotatably sleeved outside the connecting sleeve 50. The third bearing 300 is rotatably connected between the circumferential plane of one end of the second sleeve 21 and the circumferential plane of the rotating sleeve at one end of the first sleeve 11 to Rotating the first hinge 10 in the axial direction relative to the second hinge 20 is smoother. A third flange 53 is disposed in the connecting sleeve 50, and can be abutted in the annular groove 530 of the first bearing 100 through the third flange 53 so that the third flange 53 is in the connecting sleeve 50. The annular groove 530 of the first bearing 100 can be embedded so that the first bearing 100 and the third flange 53 cannot be movably connected to the connecting sleeve in the upper and lower directions (by providing a third flange in the connecting sleeve) 53 such that the third flange 53 can be fitted with the annular groove 530 of the first bearing 100 in the connecting sleeve 50 to axially limit the displacement of the first bearing 100), the first bearing 100 is an auxiliary hinge 10 blade 12 The rotation between opening and closing can be smoother. The fixed rod 30 has a fixed convex ring 32 at the end of the screw 31, and the protruding ring 32 is fixed with a connecting rod 33. The spring 91 is sleeved on the connecting rod 33, and the spring 91 can be abutted against the convex ring at one end. 32, and the other end of the spring 91 can be abutted between the circumferential planes of the front end of the auxiliary adjustment spring washer 80.

Preferably, a first flange 51 is disposed in the connecting sleeve 50, and the first flange 51 can abut against the annular groove 403 of the screw ring 43 in the connecting sleeve 50, so that the first flange 51 is in the connecting sleeve. The inner ring 50 can be inlaid with a spiral ring groove 403, so that the screw ring 43 and the first flange 51 and the connecting sleeve 50 are connected and fixed together in the connecting sleeve 50, so that the screw ring 43 cannot rotate and cannot slide and move. The ground connection is fixed in the connection sleeve 50. The spiral ring 43 is recessed through the through hole, and the circumferential edge of the inner ring of the spiral ring 43 penetrating through hole is convexly provided with a spiral inner ring flange 433, and the inner ring flange 433 of the spiral ring Can be abutted in the groove of the convex ring sliding track, so that the inner ring flange 433 of the screw ring can correspond to the convex ring sliding track groove 332 of the convex ring 32 of the fixed rod 30, so as to be able to position and restrain the fixed rod The size of the pitch of the axial and wheelbase of the sliding and moving along the axial direction of the opposite nut sleeve does not vary. The screw ring 43 is located under the screw sleeve and the screw thread 31 passes through the screw ring 43 and then the screw sleeve 40 is screwed so that the screw ring 43 can restrain and control the sliding of the screw rod 31 along the axis and the relative screw sleeve 40. The axial and wheelbase spacing dimensions of the movement do not change. Wherein: the inner ring flange 433 of the spiral ring is sleeved with a sliding sliding sleeve 333, so that the inner ring flange 433 of the spiral ring of the sliding sleeve 333 can be slid against the convex ring In the track groove 332, relative to the smoothness of the sliding and moving of the reinforcing rod along the axis and the upper portion of the relative screw sleeve, the first 12 blades of the first hinge 10 are opened and closed. Time Can be smoother.

Embodiment 4

A structure capable of descending and presetting the hinge self-closing speed, such as a high-sealing flat door or a hinged hinge bushing which can be installed in any shape, the high-sealing flat door, the convex door hinge, etc. can be installed on Any freezer door, refrigerator door, cold storage door, oven door, oven experiment equipment door, experiment box door, simulated environmental experiment equipment door, mechanical equipment door, drying equipment door, soundproof door, special door, fresh storage door, tea warehouse door, The door pages of the civil engineering door and any ship door, etc., so that they have the function of being able to descend and pre-set the hinge to be self-closing.

It differs from the third embodiment in that: referring to FIG. 4 to FIG. 4-1 to 4-2, the hinge includes a first hinge 10, a fixed seat 20, a fixed rod 30, a screw sleeve 40, a screw ring 43, and a connecting sleeve. 50. Auxiliary adjustment spring washer 80, plug 60 and adjustment seat 70. The first hinge 10 includes a first sleeve 11 and a first blade 12 fixed to the outside of the first sleeve 11. The fixing base 20 includes a fixing plate 25, a vertical bottom plate 22 and a fixed bottom plate 22. The upper end of the vertical bottom plate 22 of the protrusion 23 is recessed with a second sleeve 21. The vertical base plate 22 can be formed as a second hinge 20 , and the second hinge 20 can be formed as a second blade 22 , and the fixed base 20 can be formed as a second hinge 20 . The connecting sleeve 50 is connected between the first sleeve 11 and the second sleeve 21; the third bearing 300 is rotatably connected between the first sleeve 11 and the second sleeve 21 of the boss 23, the third bearing 300 The sleeve can also be connected to the outside of the connecting sleeve 50 to make the hinge 10 rotate more smoothly with respect to the axis of the fixed seat 20. The first sleeve 11 and the second sleeve 21 of the boss 23 are arranged side by side, so that the first The hinge 10 has a first blade 12 that is rotatable relative to the second sleeve 21 of the boss 23 such that the hinge can form a high-sealed boss and a flat door hinge structure.

The screw sleeve 40 is rotatably and non-movably connected to the connecting sleeve 50 in the sleeve 11. The fixing is provided with a rotating ring 41. The upper end of the screw sleeve 40 is convexly provided with a transmission rod 42 and the shaft of the hinge 10 The swivel 41 in the sleeve 11 and the transmission rod 42 of the nut 40 extend beyond the portion of the sleeve 50, and the screw sleeve 40 has a transmission rod 42 rotatably passed through the inner ring through hole of the first bearing 100. Then, the inner ring through hole of the inner ring of the rotating ring 41 is inserted into the inner ring through hole of the inner ring of the rotating ring 41, and the rotating ring The 41 is fitted to the upper portion of the first sleeve 11 , and is screwed into the screw through hole of the sleeve 11 by the fixing screw 98 , and locked into the fixed transmission rod 42 through the rotating ring 41 . To make the sleeve 11, turn The ring 41 and the transmission rod 42 are fixed together, so that the rotating ring 41 and the first sleeve 11 can also limit the axial movement of the threaded sleeve 40, so as to be able to position the sliding rod of the fixed rod along the axis and the upper sleeve. The positional position of the moving axial and the wheelbase is not changed, so that the screw can slide and move in the axial direction of the first hinge 10 relative to the screw sleeve when the two hinges are relatively rotated. The first blade 12 is rotated within a predetermined set rotation angle. A second flange 52 is disposed on the connecting sleeve 50, and the outer flange circumferential groove 520 of the plug is engaged with the second flange 52 and the mating connecting sleeve 50 to connect the plug 60 and the second flange 52 and the connecting sleeve 50 to each other. Together, in the connecting sleeve 50, the plug 60 extends out of the outer portion of the connecting sleeve 50, and is screwed into the screw through hole of the sleeve 21 through the fixing screw 98, and then locked through the plug 60 and then screwed into the lock. The fixing seat 70 is fixed, and at the same time, the fixing screw 98 is firstly locked with the adjusting sleeve 70 without the sleeve 21 and the plug 60, and the adjusting seat 70 is adjusted to rotate and fit the plug 60 and the auxiliary adjusting spring washer. And the fixing rod 30, so as to adjust the position of the spacing required for the auxiliary adjusting spring washer 80 and the plug 60, and the adjusting seat 70 can also adjust the position of the spacing required between the auxiliary adjusting spring washer 80 and the fixed rod, and at the same time The adjusting seat can also synchronize the speed of the self-closing of the blade corresponding to the adjusting hinge, and the adjusting seat can also synchronously adjust the release of the energy storage top elastic force of the spring, and the adjusting seat 70 can synchronously adjust the corresponding first adjustment. The speed of the first blade 12 of the hinge 10 when it is self-closing is fast and slow Waiting again by the screw 98 is fixed to the restart locking element screwed into the housing 70 against the fixed adjustment, the adjusting seat 70 to prevent loosening. The screw sleeve and the plug 60 are spaced apart, and a screw 30, a screw ring 43, an auxiliary adjusting spring washer 80, and a spring 91 are disposed between the screw sleeve 40 and the plug 60. The solid rod 30 has a screw 31.

Preferably, a first flange 51 is disposed in the connecting sleeve 50, and the first flange 51 can abut against the annular groove 403 of the screw ring 43 in the connecting sleeve 50, so that the first flange 51 is in the connecting sleeve. The annular groove 403 of the screw ring 43 can be embedded in the inner portion of the coupling sleeve 50 so that the screw ring 43 and the first flange 51 can be coupled together and cannot be rotatably and slidably coupled. A third flange 53 is disposed in the connecting sleeve 50, and the third flange 53 can abut against the annular groove 530 of the first bearing 100 through the third flange 53 so that the third flange 53 can be in the connecting sleeve 50. The annular groove 530 of the first bearing 100 is embedded so that the first bearing 100 and the third flange 53 cannot be connected and fixed together in the connecting sleeve 50 with respect to the upper and lower movements (by providing a third in the connecting sleeve 50) a flange 53 such that the third flange 53 can be fitted with the annular groove 530 of the first bearing 100 in the connecting sleeve 50 to enable The axial direction limits the displacement of the first bearing 100). One end of the spring 91 is supported at the convex ring 32 of the fixed rod 30, and the other end of the spring 91 is supported at the auxiliary adjusting spring washer. A second flange 52 is disposed in the connecting sleeve 50, and can be abutted in the annular groove 520 of the plug 60 through the second flange 52 so that the second flange 52 can be disposed in the connecting sleeve 50. The annular groove 520 of the plug 60 is inserted so that the plug 60 and the second flange 52 are not slidably and movably coupled together and fixed in the connecting sleeve 50, and the plug 60 protrudes from the outer portion of the connecting sleeve 50. Connected to the sleeve 21. The screw ring 43 is located under the screw sleeve and the screw 31 is sleeved through the screw ring through hole to screw the screw sleeve 40. The fixing rod 30 further has a fixed screw 31, and the screw 31 also has a fixed convex ring 32, and the reinforcing rod 32 of the fixing rod 30 further has a fixed connecting rod 33. Wherein: the fixing rod 30 has a convex ring sliding track groove 332 recessed at a circumferential side of the outer ring of the convex ring 32, and the inner ring front edge of the spiral ring is convexly disposed to make the inner ring of the spiral ring convex The edge can be abutted in the groove of the convex ring sliding track, so that the inner ring flange 433 of the screw ring can correspondingly fit the convex ring sliding track groove 332, so as to be able to position and restrain the fixed rod under the axis of the opposite threaded sleeve The wheelbase and the axial spacing of the upper sliding and moving are not changed. When the two hinges are relatively rotated, the screw sleeve and the screw can also slide and move relative to the axial direction. The predetermined setting of the rotation is within the rotation angle. Wherein: the inner ring flange 433 of the spiral ring is sleeved with a sliding sliding sleeve 333, so that the inner ring flange 433 of the spiral ring of the sliding sleeve 333 can be slid against the convex ring In the track groove 332, relative to the smoothness of the sliding and moving of the reinforcing rod along the axis and the upper portion of the relative screw sleeve, the first 12 blades of the first hinge 10 are opened and closed. It can be smoother. The first bearing 100 is more smooth in assisting the rotation of the first blade 12 of the first hinge 10 between opening and closing. The fixing rod 30 has a screw 31 end having a fixed convex ring 32. The spring 91 is sleeved on the connecting rod 33, and one end of the spring 91 can be supported on the convex ring 32, and the other end of the spring 91 can be energized. The support is between the second bearing 200 and the circumferential surface of the front end of the auxiliary adjustment spring washer 80. A second flange 52 is disposed on the connecting sleeve 50, and the second flange 52 and the mating connecting sleeve 50 are engaged by the outer circumferential groove 520 of the plug to connect the plug 60 and the second flange 52 and the connecting sleeve 50. They are joined together in the connecting sleeve 50, and the plug 60 extends out of the connecting sleeve and is fixed in the sleeve 21.

The first blade 12 of the first hinge 10 is pushed open to the left direction of rotation by an external force, so that the first blade 12 of the first hinge 10 can drive the swivel 41 and the transmission rod in the first sleeve 11 42 and the threaded sleeve 40 in the first sleeve 11 rotates relative to the screw 31 of the fixed rod 30 in the first sleeve 11 to slide down and move along the axis with respect to the threaded sleeve 40 in the first sleeve 11. At the same time, the reinforcing rod 30 has a front cylindrical surface of the convex ring 32 of the screw 31 as an energy storage elastic force of the high-pressure compression spring 91 from the top to the bottom, and the energy storage elastic force of the other end of the spring 91 can strongly resist Auxiliary adjustment spring washer 80, at the same time, the solid rod 30 has two or more forward straight pitch pitch convex spiral rod teeth 39 straight and oblique pitch data of the screw 31 is large and small, suitable The data of the straight pitch pitch of the concave spiral rod teeth 46 of the two or more forward straight pitch pitches of the screw threaded sleeve 40 are set to be large or small, so that the screw 31 of the fixed rod 30 can be pre-set in the relative snail The axial position of the sleeve 40 along the axial direction and the upper sliding and moving axial and wheelbase distances, and the convex ring 32 of the fixed rod 30 can be preliminarily slid downward in the axial direction and moved to compress the spring 91. Ability to flex and simultaneously release the strong and weak release of the energy storage top force of the spring 91 in advance and simultaneously In order to enable the screw 31 to move axially downward and upward relative to the screw sleeve 40 within a predetermined angle of rotation of the hinge, the first blade 12 of the first hinge 10 can be synchronized in the right direction at the same time. The closing time is fast and slow; and after the first blade 12 of the first hinge 10 is released, the spring energy of the spring 91 can be released, and one end of the spring 91 can strongly resist The other end of the second bearing 200 on the auxiliary adjustment spring washer 80 has a strong top against the convex ring 32 of the fixed rod 30, and is also relatively synchronous with the first hinge 10 of the preset hinge. The first blade 12 rotates at a faster and slower speed in the right direction. The adjusting seat 70 is adjusted and rotated to match the plug 60 and the auxiliary adjusting spring washer 80, so as to adjust the position of the spacing between the auxiliary adjusting spring washer 80 and the plug 60, and to adjust the auxiliary adjustment. The required spacing position between the spring washer 80 and the fixed rod 30, and the adjusting seat can also synchronize the speed of the right-hand rotating self-closing of the blade corresponding to the adjusting hinge, and also the relative position of the adjusting seat 70 can be synchronized. Adjusting and limiting the strong and weak release of the energy storage top elastic force of the spring 91, and the energy storage elastic force of the spring 91 can release, and the adjusting seat 70 can synchronously rotate the right-hand rotating self-closing of the blade corresponding to the adjustment hinge. The speed is fast and slow.

Embodiment 5

The structure can be lowered and can be preset in the hinge self-closing speed, such as can be fit in any indoor and outdoor door hinges and any door and window hinges, such as can be suitable for butterfly hinges, H-type The hinges, the sub-female hinges, the flag-shaped hinges, and any odd hinged bushings form the indoor and outdoor doors and door and window hinges, which can be attached to the door pages of any indoor and outdoor doors and the door pages of any doors and windows. Etc., so that the indoor and outdoor doors and door and window hinges can perform structural functions that can be lowered and the hinge can be preset to be self-closing.

It differs from the fourth embodiment in that: referring to FIG. 5 to FIGS. 5-1 to 5-6, the second hinge 20 includes a second sleeve 21 and a second fixed to the second sleeve 21 a second blade 22, the second sleeve 21 is disposed in a lower half of the second blade 22; the first hinge 10 includes a first sleeve 11 and a first blade 12 fixed to the outside of the first sleeve 11 The first bushing 11 is disposed on the upper half of the first blade 12; the screw through hole that is threaded through the first bushing 11 by the fixing screw 98 is locked into the fixed transmission lever through the swivel 41 42. The first sleeve 11, the swivel 41 and the transmission rod 42 are fixed together. A second flange 52 is disposed in the connecting sleeve 50, and can be abutted in the annular groove 520 of the plug 60 through the second flange 52 so that the second flange 52 can be disposed in the connecting sleeve 50. The annular groove 520 of the plug 60 is inserted to enable the plug 60 and the second flange 52 to be fixed in the connecting sleeve 50. The plug 60 extends out of the outer portion of the connecting sleeve and is threaded through the fixing screw 98. The screw through hole of the second bushing 21 is locked in the fixing plug 60 to fix the second bushing 21 and the plug 60 together.

The drive rod 42 of the nut 40 is rotatably and non-movably coupled within the coupling sleeve 50 in the first sleeve 11.

The hinge further includes a coupling sleeve 50, a threaded sleeve 40, a fixed rod 30, a first bearing 100, a spring 91, an auxiliary adjustment spring washer 80, a plug 60, and an adjustment seat 70. The transmission rod 42 of the screw sleeve 40 is rotatably connected in the first sleeve 11 of the first hinge 10, and the plug 60 is fixed in the second sleeve 21 of the

second hinge

20, 40 screw sleeve and plug 60 intervals; between the screw sleeve 40 and the plug 60 in the sleeve of the two hinges, a fixing rod 30, a screw ring 43, a spring 91, an auxiliary adjusting spring washer 80 and an adjusting seat 70 are arranged, and the spring 91 is abutted against The solid rod 30 has a convex ring 32 and an auxiliary adjustment spring washer 80 therebetween. The connecting sleeve 50 is connected in the second sleeve 21 and the first sleeve 11, and the first sleeve 11 and the second sleeve 21 are arranged side by side so that the hinges can rotate relative to each other; the third bearing 300 The sleeve can also be rotatably sleeved outside the connecting sleeve 50. The third bearing 300 is rotatably connected between the circumferential plane of one end of the second sleeve 21 and the circumferential plane of the rotating sleeve at one end of the first sleeve 11 so as to be The first hinge 10 rotates along the axis relative to the second hinge 20 The second sleeve 21 and the first sleeve 11 are arranged side by side so that the hinges can be rotated relative to each other in the axial direction.

A second flange 52 is disposed in the connecting sleeve 50, and can be abutted in the annular groove 520 of the plug 60 through the second flange 52 so that the second flange 52 can be disposed in the connecting sleeve 50. The annular groove 520 of the plug 60 is inserted so that the plug 60 and the second flange 52 can be connected and fixed in the connecting sleeve. The plug 60 extends out of the outer portion of the connecting sleeve 50 and is threaded through the fixing screw 98. The screw through hole of the left bushing 11 is screwed into the fixed adjusting seat 70 after being locked through the plug 60, and at the same time, the fixing screw 98 does not need to cooperate with the second bushing 21 and the plug 60 first. Locking and fixing the adjusting seat 70, waiting for the adjusting seat 70 to be adjusted and rotated to be corresponding to the matching plug 60 and the matching auxiliary spring washer and the screw 31 of the mating rod 30 and the matching screw sleeve, so as to be able to adjust the auxiliary adjusting spring The required spacing position between the gasket 80 and the plug 60 can also adjust the position of the spacing of the auxiliary adjusting spring washer 80 and the fixed rod 30, and also the release of the top elastic force capable of adjusting the energy storage of the spring 91. At the same time, the adjusting seat can also synchronize the speed and slowness of the self-closing of the blade corresponding to the adjusting hinge, and the adjustment The energy storage elastic force of the seat adjustable spring 91 can be released so that one end of the spring 91 abuts against the auxiliary adjustment spring washer 80, and the other end abuts against the convex ring 32 of the fixed rod 30, so that The fixing rod 30 has a screw 31 that can slide upward and move relative to the axial direction of the nut sleeve, so that the adjusting blade 70 can adjust the speed of the first blade in the left rotation and the self-closing in the left direction. Slowly, the first blade 12 of the first hinge 10 can be self-closing, and then the locking screw is re-actuated against the fixed adjustment seat 70 by the waiting fastening screw 98 to prevent the adjustment seat 70 from loosening. The nut 40 and the plug 60 are spaced apart, and a screw 30, a spring 91 and an auxiliary adjusting spring washer 80 are disposed between the screw sleeve 40 and the plug 60 in the connecting sleeve 50.

The first blade 12 of the first hinge 10 is pushed open to the rightward direction by an external force, so that the first blade 12 of the first hinge 10 can drive the swivel 41, the transmission rod 42 and the first sleeve 11 The screw sleeve 40 rotates relative to the screw 31 of the solid rod 30 in the first sleeve 11 to slide and move downward along the axis with respect to the screw sleeve 40 in the first sleeve 11, while the solid rod 30 has The front cylindrical surface of the convex ring 32 of the screw 31 is an energy storage elastic force of the high-pressure compression spring 91 from the top to the bottom, and the energy storage elastic force of the other end of the spring 91 can strongly abut against the auxiliary adjustment spring washer 80, and At the same time, two or more reverse straight oblique angles of the screw 31 of the fixed rod 30 The data of the straight pitch pitch of the convex threaded rod teeth 39 of the pitch is large and small, and the straight slope of the concave spiral rod teeth 46 of the two or more reverse straight pitch pitches of the threaded screw sleeve 40 is adapted. The data of the pitch is large and small, so that the axial position of the screw 31 of the fixed rod 30 in the axial direction of the sliding and moving relative to the upper sleeve 40 can be preset, and can be preset. The fixing rod 30 has a convex ring 32 which slides downward in the axial direction and moves to compress the energy storage elastic force of the spring 91, and at the same time, can release and release the strong and weak release of the energy storage top elastic force of the spring 91 in advance. At the same time, in order to enable the screw 31 to move axially downward and upward relative to the screw sleeve 40 in a predetermined angle of rotation of the hinge, the first blade 12 of the first hinge 10 can be synchronized in the left direction at the same time. The speed at which the self-closing rotation is fast and slow (at this time, the straight-spiral pitch of the convex spiral rod teeth 39 of the two or more forward straight-inclined pitches of the screw 31 of the fixed rod 30 in the first sleeve 11 is large With a small data setting, the 15 degree straight pitch pitch of the convex spiral rod teeth 39 can be obtained from more than two forward straight pitch pitches. The straight pitch pitch that can be set to about 129 degrees is set, and the large and small data pitches of the convex spiral teeth 39 of the two or more forward straight pitch pitches are larger or larger, and The position of the screw 31 in the axial direction of the sliding and moving axial and the wheelbase of the screw sleeve 31 is larger or larger, and the fixing rod 30 has the convex ring 32 sliding downward in the axial direction and The energy storage elastic force of the moving compression spring 91 is relatively larger or larger, and the fixed rod 30 has the straight oblique pitch of the convex spiral thread teeth 39 of the two or more forward straight pitch pitches of the screw 31 of the screw 31. Large and small data settings, corresponding to the straight slope pitch of the concave spiral thread teeth of the two or more forward straight pitch pitches of the screw threaded sleeve, and the forward straight slope pitch set by the small data And the large and small data sets of the straight pitch pitch of the concave spiral rod teeth 46 of the two or more forward straight pitch pitches of the screw sleeve, and the concave spirals of the pitch of the two or more forward straight slopes The 15 degree straight pitch pitch of the rod teeth 46 is predetermined to be set to a straight pitch pitch which can be set to about 129 degrees, and the threaded sleeve The larger and smaller data of the straight pitch pitch of the concave spiral rod teeth 46 of the two or more forward straight pitch pitches are larger or larger, and the screw 31 slides axially downward and upward with respect to the screw sleeve 40. The position of the moving axial and the wheelbase pitch size will be larger or larger, and the reinforcing rod 32 has the convex ring 32 sliding downward in the axial direction and moving the compression energy of the spring 91 to be relatively large or Larger, the larger and smaller data of the straight pitch pitch of the concave spiral rod teeth 46 of the two or more forward straight pitch pitches of the threaded sleeve are relatively adapted to the screw 31 of the screwing rod 30. More than two positive straight pitch pitches The large and small data of the straight pitch pitch of the male spiral rod 39 is set; and after the external force releases the first blade 12 of the first hinge 10, the energy of the spring 91 can be released. At the same time, one end of the spring 91 can strongly abut against the other end of the plane of the second bearing 200 on the auxiliary adjusting spring washer 80 with a strong top against the front cylindrical surface of the convex ring 32 of the fixed rod 30. At the same time, it is also relatively fast and slow to synchronize the speed of the first blade 12 of the first hinge 10 of the preset hinge in the leftward rotation and self-closing. The adjusting seat 70 is adjusted and rotated to match the plug 60 and the auxiliary adjusting spring washer 80, so as to adjust the position of the spacing between the auxiliary adjusting spring washer 80 and the plug 60, and to adjust the auxiliary adjustment. The required spacing position between the spring washer 80 and the fixed rod 30, and the adjusting seat can also synchronize the speed of the blade corresponding to the adjustment adjusting hinge in the leftward rotation and the self-closing speed, and also the relative position of the adjusting seat 70. Synchronously adjusting and limiting the strong and weak release of the energy storage top elastic force of the spring 91, and the energy storage elastic force of the spring 91 can release, so that one end of the spring 91 can strongly abut against the auxiliary adjustment spring washer 80. The second bearing 200 is at the plane of the upper portion, and the other end of the spring 91 is capable of abutting against the convex ring 32 of the fixed rod 30, and the adjusting seat 70 can synchronously rotate the blade corresponding to the adjustment hinge in the left direction. The speed of autism is fast and slow.

Preferably, a first flange 51 is disposed in the connecting sleeve 50, and the first flange 51 can abut against the annular groove 403 of the screw ring 43 in the connecting sleeve 50, so that the first flange is inside the connecting sleeve. The spiral ring annular groove 403 can be embedded so that the screw ring 43 and the first flange 51 and the connecting sleeve 50 are connected and fixed together in the connecting sleeve 50, so that the spiral ring cannot rotate and cannot be slidably and movably connected. Connected in the connection sleeve 50. The spiral ring 43 is recessed through the through hole, and the circumferential edge of the inner ring of the spiral ring 43 penetrating through hole is convexly provided with a spiral inner ring flange 433, and the inner ring flange 433 of the spiral ring Can be abutted in the groove of the convex ring sliding track, so that the inner ring flange 433 of the screw ring can correspond to the convex ring sliding track groove 332 of the convex ring 32 of the fixed rod 30, so as to be able to position and restrain the fixed rod The size of the pitch of the axial and wheelbase of the sliding and moving along the axial direction of the opposite nut sleeve does not vary. The screw ring 43 is located under the screw sleeve and the screw thread 31 passes through the screw ring 43 and then the screw sleeve 40 is screwed to enable the screw ring 43 to be positioned and to limit the sliding of the screw rod 31 along the axis and the upper sleeve 40. The spacing between the axial and wheelbase of the movement does not change.

The above description is only a preferred embodiment of the present invention, and thus the present invention cannot be limited thereto. The scope of the invention, that is, the equivalent changes and modifications made by the scope of the invention and the contents of the specification are still within the scope of the invention.

Industrial applicability

The invention can reduce and pre-set the structure of the hinge self-closing speed, the solid rod has two or more straight-slant pitch pitches of the helical spiral rod teeth, the straight-slope pitch of the large and small data sets, and the straight The number of rows of convex-spiral rod teeth with a pitch pitch, the large and small data setting of the straight-inclined pitch of the concave spiral rod teeth of two or more straight-slant pitches of the screw-threaded sleeve, and the straight oblique The number of structures of the convex-spiral rod teeth of the pitch is relatively strong and weakly released by the top-loading force of the spring.

Claims

A structure capable of descending and presetting the hinge self-closing speed, comprising a fixing seat, two hinges, a fixing rod, a screw sleeve, a spring, an auxiliary adjusting spring washer and a bearing, the two hinges being rotatable relative to each other Each of the pages includes a sleeve and a blade fixed to the outside of the sleeve, the fixed rod has a screw; and the utility model further comprises: a plug and an adjustment seat, the screw sleeve has a transmission rod, and the transmission rod is fixed on a hinge In the sleeve, the plug is fixed in a hinge sleeve, and the screw sleeve and the plug are spaced apart; a screw rod, a screw ring and a spring are arranged between the screw sleeve and the plug in the sleeve of the two hinges. Auxiliary adjustment spring washer, bearing and adjustment seat, the solid rod has a concave spiral rod tooth of a convex screw threaded screw of the screw, the spring abuts between the convex ring and the auxiliary adjustment spring washer The hinged blade is pushed to open in the leftward direction of rotation, so that the hinged blade can drive the transmission rod in the first sleeve and the threaded sleeve in the second sleeve to rotate, so that the fixed rod has a convex ring The ability to slide down the axial direction compresses the energy storage elastic force of the spring, releasing the leaf that pushes the hinge so that The spring energy storage top elastic force can release, so that one end of the spring abuts against the second bearing plane, and the other end abuts against the convex ring of the fixed rod, so that the screw of the fixed rod can be axial with respect to the screw sleeve. Move up; use the adjustment seat to adjust the rotation, so as to be able to adjust the spring washer and the fixed rod with the plug and the auxiliary adjustment, so as to adjust the position of the gap between the auxiliary adjustment spring washer and the plug, and adjust accordingly Auxiliary adjustment of the required spacing position between the spring washer and the fixed rod, and the adjustment seat can also adjust the strong and weak release of the spring energy storage top elastic force, so that the adjustment seat can synchronize the corresponding adjustment hinge of the blade on the right The speed is slower and slower when turning to self-closing.
The structure capable of descending and predefinable hinge self-closing speed according to claim 1, wherein the fixing rod has a screw end having a fixed convex ring, and the outer ring side of the convex ring a recessed sliding track groove is formed in the recess, and the fixed sliding rod passes through the screw through hole of the sleeve to slide into the groove of the sliding ring of the convex ring, so that the fixed sliding rod can correspondingly fit the convex ring sliding track groove The dimensions of the spacing between the axial and wheelbases that can position and limit the sliding and moving of the solid rods relative to the shaft along the axis are not varied.
The structure capable of descending and predefinable hinge self-closing speed according to claim 1, characterized in that: the convex spiral rod teeth of the two or more forward straight pitch pitches of the screw provided by the fixed rod Large and small data set for straight pitch pitch, and convex snail with positive straight pitch The number of rod teeth is set by the number of rows, the large and small data sets of the straight pitch pitch of the concave spiral rod teeth of the two or more forward straight pitch pitches of the screw threaded sleeve, and the forward straight pitch pitch The position of the convex spiral rod teeth is set to be able to preset the axial and axial spacing positions of the screw sliding and moving relative to the upper and lower sides of the screw sleeve, so as to be able to synchronize presets and limits. The spring energy storage top force is strong and weak, and the speed of the blades that are synchronized with the preset hinges is fast and slow in the right rotation and self-closing; at the same time, the blades of the preset hinges can be synchronized at the same time. The speed of rotation in the right direction is fast and slow.
The structure capable of descending and predefinable hinge self-closing speed according to claim 1, wherein the hinge structure can be disposed in a hinge of a door hinge and a hinge of a car door, the solid rod having two screws The data of the straight-inclined pitch of the convex spiral rod teeth with the straight oblique pitch above and below, and the setting of the number of the convex spiral teeth of the straight-inclined pitch, the two of the screw-shaped screw sleeves The data of the straight-inclined pitch of the concave spiral-toothed teeth of the six reverse straight-pitch pitches between the strips is larger and smaller, and the number of the convex spiral teeth of the reverse straight-pitch pitch is set, Relatively to the positional position of the pitch and the wheelbase which can preset the axial and vertical sliding of the screw in the axial direction with respect to the upper sleeve.
The structure capable of descending and predefinable hinge self-closing speed according to claim 1, wherein an annular groove is recessed in a circumferential direction of one end of the convex ring, and the annular groove is sleeved. There is a sealing rubber ring, and the sealing rubber ring also protrudes out of the annular mounting groove to be able to seal against the bushing.
The structure capable of descending and predefinable hinge self-closing speed according to claim 1, wherein the screw sleeve has a transmission rod that is rotatably and non-movably coupled to a hinge sleeve, and The connection is connected by a swivel; the plug cannot be rotated and cannot be movably connected within a hinge of a hinge.
The structure capable of descending and predefinable hinge self-closing speed according to claim 1, wherein the fixing rod has a screw end having a fixed convex ring, and the outer ring side of the convex ring is concave. a convex ring sliding track groove is provided, and a circumferential edge of the inner ring of the spiral ring penetrating through hole is convexly provided with an inner ring flange of the spiral ring, so that the inner ring flange of the spiral ring can abut against the convex ring Sliding into the groove of the track, so that the inner ring flange of the spiral ring can correspondingly fit the convex ring sliding track groove, and the axial direction of the sliding and moving of the fixed rod in the axial direction downward and upward relative to the screw sleeve Wheelbase Will not change.
The structure capable of descending and predefinable hinge self-closing speed according to claim 5, wherein the hinge structure can be disposed in a sleeve of the door leaf, and the two or more reverse straight pitch pitches are convex. The spiral rod teeth are wound around the outer ring of the screw, and the pitch of the upper and lower pitches of the outer ring of the screw is the corresponding concave stroke of the two or more reverse straight pitch pitches corresponding to the screw sleeve. The inner rod of the grooved through-hole of the threaded rod is wound up and down by the inner ring of the threaded through hole, and the pitch of the upper and lower pitch of the inner ring of the threaded sleeve is stroked.
The structure capable of descending and pre-settable hinge self-closing speed according to claim 5, further comprising: a connecting sleeve, wherein the corresponding sliding sleeve of the fixed rod sliding and moving is connected in the connecting sleeve, the screw The sleeve is rotatable and cannot be slidably and movably connected in the connecting sleeve, and the spring and the auxiliary adjusting spring washer are disposed in the connecting sleeve; the hinge sleeve and the screw sleeve are fixedly extended from the outer portion of the connecting sleeve, The sleeve of the other hinge is fixed to the portion of the seat that extends beyond the sleeve.
The structure capable of descending and predefinable hinge self-closing speed according to claim 5, wherein the adjusting seat is relatively movable and adjustably disposed in the plug, and the auxiliary adjusting the inner ring of the spring washer The through hole and the adjustment seat extend out of the plug portion.