CN203213778U - Butterfly automatic door-closing hinge - Google Patents
Butterfly automatic door-closing hinge Download PDFInfo
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- CN203213778U CN203213778U CN 201320263824 CN201320263824U CN203213778U CN 203213778 U CN203213778 U CN 203213778U CN 201320263824 CN201320263824 CN 201320263824 CN 201320263824 U CN201320263824 U CN 201320263824U CN 203213778 U CN203213778 U CN 203213778U
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Abstract
The utility model discloses a butterfly automatic door-closing hinge. The butterfly automatic door-closing hinge comprises a door frame and a door leaf, wherein the door frame is provided with an upper door frame pipe body and a lower door frame pipe body, the door leaf is provided with a door leaf pipe body, and a door stopping rotating seat is fixedly arranged in the middle of the inside of the door leaf pipe body. The butterfly automatic door-closing hinge further comprises an upper transition connecting pipe, a lower transition connecting pipe, an upper force adjuster, a lower force adjuster, an upper torsion spring structure, a lower torsion spring structure, an upper door stopper and a lower door stopper, wherein the upper transition connecting pipe and the lower transition connecting pipe are symmetrically arranged. Two ends of the lower transition connecting pipe are respectively arranged in the lower door frame pipe body and the door leaf pipe body. The lower force adjuster comprises a lower orientation sliding sleeve, a lower torsion disc and a lower torsion disc returning spring; the lower torsion spring structure comprises a lower torsion spring seat, a lower torsion spring and a lower torsion spring mandrel; and the lower door stopper comprises a lower door stopping fixing seat and a lower reversing seat. The butterfly automatic door-closing hinge is provided with two torsion springs, large torque can be stored and released, and the problem that a traditional spring hinge is forceless in door closing is solved.
Description
Technical field
The utility model relates to a kind of hinge, relates in particular to a kind of butterfly and closes door hinge automatically.
Background technology
The multi-functional door hinge that closes rose nearly ten years in China, and the spring hinge on the market all is the two ends that the two ends of torsionspring are connected to hinge now, and an end is by the clutch predetermined fixed, and is fixing after the other end accent power.Fixed form after the (see figure 9) accent power also all is outer or interior bolt-type (see figure 10), (seeing Figure 11).Show tradition among the figure respectively and stop a device 81, spring base 82, traditional outside plug type alignment pin 83, torsion spring 84, outside plug type alignment pin draw ring 85, interpolation type alignment pin 86.Because the characteristic weakness of torsionspring hinge, namely when opening the door, moment increases with open angle, and moment diminishes with angle and reduces at closing time, often causes torsion can not go into to lock inadequately.It is heavy lighter to adapt to door, suitable and No. 1 door closer of the hinge of general two suits.Just increase the number of packages use if meet heavier door.So both increase consumer cost, also caused the unnecessary wasting of resources.And the accent power structure of latch form is science not also, and the alignment pin of extrapolation locating pin spring hinge protrudes the open angle that namely influences hinge in the outside of hinge, influences overall appearance again; Built-in latch pin operating difficulties; An alignment pin is bearing the moment of torsion that opens the door of huge torsionspring in the position of off-centre, easily cause fracture or cause hinge distortion and can't use.Its application life is also shorter, causes this a kind of novel multifunctional hinge slower development.
The utility model content
At the problems referred to above that prior art exists, the utility model provides a kind of butterfly to close door hinge automatically, purpose be to solve existing close the door hinge locking unable, built-in/the awkward problem of external latch.
To achieve these goals, the utility model adopts following technical scheme:
A kind of butterfly is closed door hinge automatically, comprising: the doorframe page or leaf is provided with upper and lower doorframe page or leaf body at the doorframe page or leaf; The door leaf page or leaf is provided with a door leaf page or leaf body at the door leaf page or leaf, and it is located between upper and lower doorframe page or leaf body; It is characterized in that the middle part sets firmly door and stops rotation seat in door leaf page or leaf body, also comprises: all stop the upper and lower transition tube connector of rotation seat symmetric arrangement with respect to door, upper and lower force-regulating device, upper and lower torsion spring structure and upper and lowerly stop device, wherein,
Following transition tube connector two ends be divided in the lower door frame page or leaf body with door leaf page or leaf body in;
Following force-regulating device comprises: following directed sliding sleeve, following directed sliding sleeve are the polygon prism shape week in the form of a ring in the following directed sliding sleeve, following directed sliding sleeve is fixedly arranged on lower end in the lower door frame page or leaf body; Following torsion plate, following torsion plate has superposed down torsion plate dish portion, be positioned at the middle part and with the following torsion plate polygon prism of down directed sliding sleeve week coupling, be positioned at the following torsion plate hand push portion of bottom, following torsion plate is arranged in down in the directed sliding sleeve by following torsion plate polygon prism, following torsion plate upper axial is provided with first lower chambers, is provided with torsion plate internal tooth down in the top of first lower chambers week; Following torsion plate back-moving spring, it is affixed that it is located at bottom chamber and lower end and lower chambers bottom, and the height of upper end is greater than the height of lower end, vacancy in the following torsion plate internal tooth;
Following torsion spring structure, it comprises: following torsion spring seat, it is located in the lower door frame page or leaf body and is affixed with following transition tube connector lower end, and following torsion spring seat bottom is provided with projection, and the projection periphery is provided with for the following torsion spring seat external tooth that meshes with following torsion plate internal tooth; Following torsion spring, it is located at down in the transition tube connector, and the lower end of following torsion spring is affixed with following torsion spring seat; Following torsion spring mandrel, it is affixed with following torsion spring mandrel top that it is arranged in down torsion spring upper end interior and torsion spring down, and following torsion spring mandrel lower end is rotatably connected with following torsion spring seat;
Device is stopped in the Xiamen, and it comprises: holder is stopped in the Xiamen, and it is interior and affixed with following transition tube connector upper end that it is located at door leaf page or leaf body; Following commutation seat, it is located in the door leaf page or leaf body and is positioned at the Xiamen and stops holder and stop between rotation seat with door, and described torsion spring mandrel down upper end passes that holder is stopped in the Xiamen and with the commutation seat is affixed down, and following commutation stops pin and stops rotation seat to removably connect by the Xiamen.
A kind of butterfly is closed door hinge automatically, comprising: the doorframe page or leaf is provided with upper and lower doorframe page or leaf body at the doorframe page or leaf; The door leaf page or leaf is provided with a door leaf page or leaf body at the door leaf page or leaf, and it is located between upper and lower doorframe page or leaf body; It is characterized in that the middle part sets firmly door and stops rotation seat in door leaf page or leaf body, also comprises: all stop the upper and lower transition tube connector of rotation seat symmetric arrangement with respect to door, upper and lower force-regulating device, upper and lower torsion spring structure and upper and lowerly stop device, wherein,
Following transition tube connector two ends be divided in the lower door frame page or leaf body with door leaf page or leaf body in;
Following force-regulating device comprises: following directed sliding sleeve, following directed sliding sleeve are the polygon prism shape week in the form of a ring in the following directed sliding sleeve, following directed sliding sleeve is fixedly arranged on lower end in the lower door frame page or leaf body; Following torsion plate, following torsion plate has superposed down torsion plate dish portion, be positioned at the middle part and with the following torsion plate polygon prism of down directed sliding sleeve week coupling, be positioned at the following torsion plate hand push portion of bottom, following torsion plate is arranged in down in the directed sliding sleeve by following torsion plate polygon prism, top at following torsion plate is provided with projection, is provided with torsion plate external tooth down in the projection periphery;
Following torsion spring structure, it comprises: following torsion spring seat, it is interior and affixed with following transition tube connector lower end that it is located at lower door frame page or leaf body, following torsion spring seat bottom is axially arranged with second lower chambers, in the second lower chambers lower end, be provided with in week for the following torsion spring seat internal tooth that meshes with following torsion plate external tooth, be provided with torsion plate back-moving spring down in second bottom chamber, following torsion plate back-moving spring upper end is affixed with second lower chambers bottom, and the height of lower end is less than the height of vacating the lower end in the following torsion spring seat internal tooth; Following torsion spring, it is located at down in the transition tube connector, and the lower end of following torsion spring is affixed with following torsion spring seat; Following torsion spring mandrel, it is affixed with following torsion spring mandrel top that it is arranged in down torsion spring upper end interior and torsion spring down, and following torsion spring mandrel lower end is rotatably connected with following torsion spring seat;
Device is stopped in the Xiamen, and it comprises: holder is stopped in the Xiamen, and it is interior and affixed with following transition tube connector upper end that it is located at door leaf page or leaf body; Following commutation seat, it is located in the door leaf page or leaf body and is positioned at the Xiamen and stops holder and stop between rotation seat with door, and described torsion spring mandrel down upper end passes that holder is stopped in the Xiamen and with the commutation seat is affixed down, and following commutation stops pin and stops rotation seat to removably connect by the Xiamen.
Compared to existing technology, the utlity model has following advantage:
1, this butterfly is closed door hinge automatically and is disposed two torsion springs, so can store and discharge bigger moment of torsion, the weight that adapts to door has greatly and improves, and can reach the standard of No. 6 door closers, has solved and goes into to lock unable problem so this butterfly is closed door hinge automatically;
2, this butterfly is closed door hinge automatically and has been cancelled the plug-in type locating pin, is not subjected to the restriction of open angle, can reach 180 °;
3, this butterfly force-regulating device (force-regulating device) of closing door hinge is automatically orientated all flank engagement as, and is axial circumference producing balanced forces, has also increased the adjusting range of dynamics size;
4, to close the force-regulating device of door hinge automatically be to be placed on hinge inside to butterfly, and the good looking appearance of hinge is generous;
5, this butterfly is closed the door hinge force-regulating device automatically and is had after the power of unloading ejection function automatically, and its structure is more advanced, performance is more reliable and more stable, and accent power is more square quick.
Description of drawings
Fig. 1 is that butterfly is closed the door hinge structure chart automatically.
Fig. 2 is that butterfly is closed structure enlarged drawing such as force-regulating device under the door hinge automatically.
Fig. 3 is that butterfly is closed structure enlarged drawings such as door hinge Xiamen stop device automatically.
Torsion spring holder structure schematic diagram under Fig. 4 the utility model external tooth form.
Torsion plate structural representation under Fig. 5 the utility model internal tooth form.
Torsion spring holder structure schematic diagram under Fig. 6 the utility model internal tooth form.
Fig. 7 is torsion plate structural representation under the utility model external tooth form.
Fig. 8 is the utility model overall appearance figure.
Fig. 9 is the conventional springs hinge.
Figure 10 is the local figure of conventional springs hinge that adopts outer plug formula alignment pin.
Figure 11 is the local figure of the conventional springs hinge of bolt-type alignment pin in adopting.
Among the figure, 1-doorframe page or leaf, 11-upper door frame page or leaf body; 12-lower door frame page or leaf body, 2-door leaf page or leaf, 21-door leaf page or leaf body; the last transition tube connector of 31-, transition tube connector under the 32-, the 4-door stops rotation seat; the last directed sliding sleeve of 51a-, directed sliding sleeve under the 51b-, the last torsion plate of 52a-; torsion plate under the 52b-, the last torsion plate internal tooth of 53a-, torsion plate internal tooth under the 53b-; the last torsion plate back-moving spring of 54a-, torsion plate back-moving spring under the 54b-, the last torsion spring seat of 61a-; torsion spring seat under the 61b-, the last torsion spring seat of 62a-external tooth, torsion spring seat external tooth under the 62b-; the last torsion spring of 63a-; torsion spring under the 63b-, the last torsion spring mandrel of 64a-, torsion spring mandrel under the 64b-; 71a-stops holder to the doorstep; 71b-stops holder in the Xiamen, and 72a-stops the commutation seat to the doorstep, and 72b-stops the Xiamen commutation seat; 73a-stops pin to the doorstep, and 73b-stops pin in the Xiamen.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Embodiment one: shown in Fig. 1-8, a kind of butterfly is closed door hinge automatically, comprising: doorframe page or leaf 1 is provided with upper and lower doorframe page or leaf body 11,12 at the doorframe page or leaf; Door leaf page or leaf 2 is provided with a door leaf page or leaf body 21 at the door leaf page or leaf, and it is located between upper and lower doorframe page or leaf body; Set firmly door in the middle part of in door leaf page or leaf body 21 and stop rotation seat 4, also comprise: all stop the upper and lower transition tube connector 31,32 of rotation seat 4 symmetric arrangement with respect to door, upper and lower force-regulating device, upper and lower torsion spring structure and upper and lower door stop device, wherein,
Following transition tube connector 32 two ends be divided in the lower door frame page or leaf body 12 with door leaf page or leaf body 21 in;
Following force-regulating device comprises: following directed sliding sleeve 51b, following directed sliding sleeve 51b are the polygon prism shape week in the form of a ring in the following directed sliding sleeve 51b, following directed sliding sleeve 51b is fixedly arranged on lower end in the lower door frame page or leaf body 12; Following torsion plate 52b, following torsion plate 52b has superposed down torsion plate dish portion, be positioned at the middle part and with the following torsion plate polygon prism of down directed sliding sleeve week coupling, be positioned at the following torsion plate hand push portion of bottom, following torsion plate 52b is arranged in down (following torsion plate can be movable along circumferential freedom) in the directed sliding sleeve 51b by following torsion plate polygon prism, following torsion plate 52b upper axial is provided with first lower chambers, is provided with torsion plate internal tooth 53b down in the top of first lower chambers week; Following torsion plate back-moving spring 54b, it is affixed that it is located at bottom chamber and lower end and lower chambers bottom, and the height of upper end is greater than the height of lower end, vacancy in the following torsion plate internal tooth;
Following torsion spring structure, it comprises: following torsion spring seat 61b, it is located in the lower door frame page or leaf body 12 and is affixed with following transition tube connector 32 lower ends, and following torsion spring seat 61b bottom is provided with projection, and the projection periphery is provided with for the following torsion spring seat external tooth 62b that meshes with following torsion plate internal tooth; Following torsion spring 63b, it is located at down in the transition tube connector 32, and the lower end of following torsion spring 63b is affixed with following torsion spring seat 61b; Following torsion spring mandrel 64b, it is affixed with following torsion spring mandrel 64b top that it is arranged in down torsion spring 63b upper end interior and torsion spring 63b down, and following torsion spring mandrel 64b lower end is rotatably connected with following torsion spring seat 61b;
Device is stopped in the Xiamen, and it comprises: holder 71b is stopped in the Xiamen, and it is interior and affixed with following transition tube connector 32 upper ends that it is located at door leaf page or leaf body 21; Following commutation seat 72b, it is located in the door leaf page or leaf body 21 and is positioned at the Xiamen and stops holder 71b and stop 4 of rotation seats, described torsion spring mandrel 64b down passes the upper end Xiamen and stops holder 71b and affixed with a 72b that commutates down, following commutation seat 72b stops pin 73b and door by the Xiamen and stops rotation seat 4 and removably connect that (the Xiamen effect that stops rotation seat is the Xiamen to be stopped pin when the door leaf page or leaf turns to desired location to be pushed into through commutation seat down and to stop rotation seat, realize that door stops, following commutation seat is to stop pin by the Xiamen, door stops rotation seat and door leaf page or leaf body is realized temporary fixed, following commutation seat upwards can not rotate in week, can pass through existing techniques in realizing, for example, stop at door that coaxial arrangement one is used for plugging the pin-and-hole that pin is stopped in the Xiamen on rotation seat and the following commutation seat, all cross sections are the polygon prism shape in the pin-and-hole, purpose is to guarantee that the Xiamen stops pin and be inserted in after door stops rotation seat through following commutation seat, following commutation seat upwards can not rotate in week, guaranteed down that with this upper end of torsion spring and door leaf page or leaf body are fixed together; Door leaf page or leaf body outside pin-and-hole arranges an opening of vertically arranging; The Xiamen stop pin be with pin-and-hole in the polygon prism shape of week coupling, the Xiamen is stopped the pin middle part and is provided with a perpendicular hand push portion, the Xiamen is stopped pin and is inserted in the pin-and-hole that is arranged in the seat that commutates down, hand push portion is extended to outside the door leaf page or leaf body by opening part, when torsion spring under the needs is connected with the door leaf page fixing, with the Xiamen stop pin upper end be pushed into be arranged in the pin-and-hole that door stops rotation seat).
Embodiment two: the utility model also discloses another kind of butterfly and closes door hinge automatically, this embodiment is that the reset mode to torsion plate has been done improvement on the basis of embodiment one, referring to Fig. 1-8, a kind of butterfly is closed door hinge automatically, comprise: doorframe page or leaf 1, be provided with upper and lower doorframe page or leaf body 11,12 at the doorframe page or leaf; Door leaf page or leaf 2 is provided with a door leaf page or leaf body 21 at the door leaf page or leaf, and it is located between upper and lower doorframe page or leaf body; Set firmly door in the middle part of in door leaf page or leaf body 21 and stop rotation seat 4, also comprise: all stop the upper and lower transition tube connector 31,32 of rotation seat 4 symmetric arrangement with respect to door, upper and lower force-regulating device, upper and lower torsion spring structure and upper and lower door stop device, wherein,
Following transition tube connector 32 two ends be divided in the lower door frame page or leaf body 12 with door leaf page or leaf body 21 in;
Following force-regulating device comprises: following directed sliding sleeve 51b, following directed sliding sleeve 51b are the polygon prism shape week in the form of a ring in the following directed sliding sleeve 51b, following directed sliding sleeve 51b is fixedly arranged on lower end in the lower door frame page or leaf body 12; Following torsion plate 52b, following torsion plate 52b has superposed down torsion plate dish portion, be positioned at the middle part and with the following torsion plate polygon prism of down directed sliding sleeve week coupling, be positioned at the following torsion plate hand push portion of bottom, following torsion plate 52b is arranged in down in the directed sliding sleeve 51b by following torsion plate polygon prism, top at following torsion plate is provided with projection, is provided with torsion plate external tooth down in the projection periphery;
Following torsion spring structure, it comprises: following torsion spring seat 61b, it is interior and affixed with following transition tube connector 32 lower ends that it is located at lower door frame page or leaf body 12, following torsion spring seat 61b bottom is axially arranged with second lower chambers, in the second lower chambers lower end, be provided with in week for the following torsion spring seat internal tooth that meshes with following torsion plate external tooth, be provided with torsion plate back-moving spring down in second bottom chamber, following torsion plate back-moving spring upper end is affixed with second lower chambers bottom, and the height of lower end is less than the height of vacating the lower end in the following torsion spring seat internal tooth; Following torsion spring 63b, it is located at down in the transition tube connector 32, and the lower end of following torsion spring 63b is affixed with following torsion spring seat 61b; Following torsion spring mandrel 64b, it is affixed with following torsion spring mandrel 64b top that it is arranged in down torsion spring 63b upper end interior and torsion spring 63b down, and following torsion spring mandrel 64b lower end is rotatably connected with following torsion spring seat 61b;
Device is stopped in the Xiamen, and it comprises: holder 71b is stopped in the Xiamen, and it is interior and affixed with following transition tube connector 32 upper ends that it is located at door leaf page or leaf body 21; Following commutation seat 72b, it is located in the door leaf page or leaf body 21 and is positioned at the Xiamen and stops holder 71b and stop 4 of rotation seats, described down torsion spring mandrel 64b passes the upper end that holder 71b is stopped in the Xiamen and with commutation seat 72b is affixed down, and following commutation seat 72b stops pin 73b and stop rotation seat 4 to removably connect by the Xiamen.
It is as follows that butterfly is closed the door hinge using method automatically, following force-regulating device, it is example that device is stopped in following torsion spring structure and Xiamen: (this seat that commutates at present stops pin by the Xiamen and stops the rotation seat realization with door and be connected at first following torsion spring to be carried out accent power, so following commutation seat upwards can not rotate in week, historical facts or anecdotes is the upper end of torsion spring and fixing of door leaf page or leaf now), obtain behind the suitable moment of torsion torsion plate being pushed, outside torsion plate inside/outside tooth and the following torsion spring seat/the tooth engagement, purpose is the torsion spring seat is fixed, and then realize lower end and the doorframe page or leaf body of torsionspring fixing, at this moment, the upper end of following torsion spring and door leaf page or leaf body are fixed together, and lower end and lower door frame page or leaf body link together; In use, the door leaf page or leaf rotates, because upper end and the door leaf page or leaf body of torsionspring are fixed, lower end and doorframe page or leaf body are fixed, so changeing the back, the door leaf page or leaf drives torsionspring rotation accumulation moment of torsion, after external force disappeared, torsionspring discharged moment of torsion, so the door leaf page or leaf is realized rotating, so door leaf cuts out, have two owing to discharge the moment of torsion of moment of torsion, so the moment of torsion that discharges is bigger, latch effect is better.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (2)
1. a butterfly is closed door hinge automatically, comprising: doorframe page or leaf (1) is provided with upper and lower doorframe page or leaf body (11,12) at the doorframe page or leaf; Door leaf page or leaf (2) is provided with a door leaf page or leaf body (21) at the door leaf page or leaf, and it is located between upper and lower doorframe page or leaf body; It is characterized in that, in door leaf page or leaf body (21) middle part set firmly the door stop rotation seat (4), also comprise: the upper and lower transition tube connector (31 that all stops rotation seat (4) symmetric arrangement with respect to door, 32), upper and lower force-regulating device, upper and lower torsion spring structure and upper and lower door stop device, wherein
Following transition tube connector (32) two ends be divided in the lower door frame page or leaf body (12) with door leaf page or leaf body (21) in;
Following force-regulating device comprises: following directed sliding sleeve (51b), following directed sliding sleeve (51b) in the form of a ring, interior week of following directed sliding sleeve (51b) is the polygon prism shape, following directed sliding sleeve (51b) is fixedly arranged on the interior lower end of lower door frame page or leaf body (12); Following torsion plate (52b), following torsion plate (52b) has superposed down torsion plate dish portion, be positioned at the middle part and with the following torsion plate polygon prism of down directed sliding sleeve week coupling, be positioned at the following torsion plate hand push portion of bottom, following torsion plate (52b) is arranged in down in the directed sliding sleeve (51b) by following torsion plate polygon prism, following torsion plate (52b) upper axial is provided with first lower chambers, is provided with torsion plate internal tooth (53b) down in the top of first lower chambers week; Following torsion plate back-moving spring (54b), it is affixed that it is located at bottom chamber and lower end and lower chambers bottom, and the height of upper end is greater than the height of lower end, vacancy in the following torsion plate internal tooth;
Following torsion spring structure, it comprises: following torsion spring seat (61b), it is located in the lower door frame page or leaf body (12) and is affixed with following transition tube connector (32) lower end, and following torsion spring seat (61b) bottom is provided with projection, and the projection periphery is provided with for the following torsion spring seat external tooth (62b) that meshes with following torsion plate internal tooth; Following torsion spring (63b), it is located at down in the transition tube connector (32), and the lower end of following torsion spring (63b) is affixed with following torsion spring seat (61b); Following torsion spring mandrel (64b), it is affixed with following torsion spring mandrel (64b) top that it is arranged in down torsion spring (63b) upper end interior and torsion spring (63b) down, and following torsion spring mandrel (64b) lower end is rotatably connected with following torsion spring seat (61b);
Device is stopped in the Xiamen, and it comprises: holder (71b) is stopped in the Xiamen, and it is interior and affixed with following transition tube connector (32) upper end that it is located at door leaf page or leaf body (21); Following commutation seat (72b), it is located in the door leaf page or leaf body (21) and is positioned at the Xiamen and stops holder (71b) and stop between rotation seat (4), described down torsion spring mandrel (64b) upper end passes that holder (71b) is stopped in the Xiamen and with commutation seat (72b) is affixed down, and following commutation seat (72b) stops pin (73b) and stop rotation seat (4) to removably connect by the Xiamen.
2. a butterfly is closed door hinge automatically, comprising: doorframe page or leaf (1) is provided with upper and lower doorframe page or leaf body (11,12) at the doorframe page or leaf; Door leaf page or leaf (2) is provided with a door leaf page or leaf body (21) at the door leaf page or leaf, and it is located between upper and lower doorframe page or leaf body; It is characterized in that, in door leaf page or leaf body (21) middle part set firmly the door stop rotation seat (4), also comprise: the upper and lower transition tube connector (31 that all stops rotation seat (4) symmetric arrangement with respect to door, 32), upper and lower force-regulating device, upper and lower torsion spring structure and upper and lower door stop device, wherein
Following transition tube connector (32) two ends be divided in the lower door frame page or leaf body (12) with door leaf page or leaf body (21) in;
Following force-regulating device comprises: following directed sliding sleeve (51b), following directed sliding sleeve (51b) in the form of a ring, interior week of following directed sliding sleeve (51b) is the polygon prism shape, following directed sliding sleeve (51b) is fixedly arranged on the interior lower end of lower door frame page or leaf body (12); Following torsion plate (52b), following torsion plate (52b) has superposed down torsion plate dish portion, be positioned at the middle part and with the following torsion plate polygon prism of down directed sliding sleeve week coupling, be positioned at the following torsion plate hand push portion of bottom, following torsion plate (52b) is arranged in down in the directed sliding sleeve (51b) by following torsion plate polygon prism, top at following torsion plate is provided with projection, is provided with torsion plate external tooth down in the projection periphery;
Following torsion spring structure, it comprises: following torsion spring seat (61b), it is interior and affixed with following transition tube connector (32) lower end that it is located at lower door frame page or leaf body (12), following torsion spring seat (61b) bottom is axially arranged with second lower chambers, in the second lower chambers lower end, be provided with in week for the following torsion spring seat internal tooth that meshes with following torsion plate external tooth, be provided with torsion plate back-moving spring down in second bottom chamber, following torsion plate back-moving spring upper end is affixed with second lower chambers bottom, and the height of lower end is less than the height of vacating the lower end in the following torsion spring seat internal tooth; Following torsion spring (63b), it is located at down in the transition tube connector (32), and the lower end of following torsion spring (63b) is affixed with following torsion spring seat (61b); Following torsion spring mandrel (64b), it is affixed with following torsion spring mandrel (64b) top that it is arranged in down torsion spring (63b) upper end interior and torsion spring (63b) down, and following torsion spring mandrel (64b) lower end is rotatably connected with following torsion spring seat (61b);
Device is stopped in the Xiamen, and it comprises: holder (71b) is stopped in the Xiamen, and it is interior and affixed with following transition tube connector (32) upper end that it is located at door leaf page or leaf body (21); Following commutation seat (72b), it is located in the door leaf page or leaf body (21) and is positioned at the Xiamen and stops holder (71b) and stop between rotation seat (4), described down torsion spring mandrel (64b) upper end passes that holder (71b) is stopped in the Xiamen and with commutation seat (72b) is affixed down, and following commutation seat (72b) stops pin (73b) and stop rotation seat (4) to removably connect by the Xiamen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320263824 CN203213778U (en) | 2013-05-15 | 2013-05-15 | Butterfly automatic door-closing hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320263824 CN203213778U (en) | 2013-05-15 | 2013-05-15 | Butterfly automatic door-closing hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203213778U true CN203213778U (en) | 2013-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320263824 Expired - Fee Related CN203213778U (en) | 2013-05-15 | 2013-05-15 | Butterfly automatic door-closing hinge |
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| CN (1) | CN203213778U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670103A (en) * | 2013-12-19 | 2014-03-26 | 浙江佑安高科消防系统有限公司 | Automatic door closing spring hinge force adjusting device |
| CN105909103A (en) * | 2016-07-06 | 2016-08-31 | 广东名门锁业有限公司 | Door hinge with automatic door closing function |
-
2013
- 2013-05-15 CN CN 201320263824 patent/CN203213778U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670103A (en) * | 2013-12-19 | 2014-03-26 | 浙江佑安高科消防系统有限公司 | Automatic door closing spring hinge force adjusting device |
| CN105909103A (en) * | 2016-07-06 | 2016-08-31 | 广东名门锁业有限公司 | Door hinge with automatic door closing function |
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