CN103541591A - Spiral spring door lock bearing base - Google Patents
Spiral spring door lock bearing base Download PDFInfo
- Publication number
- CN103541591A CN103541591A CN201310476565.2A CN201310476565A CN103541591A CN 103541591 A CN103541591 A CN 103541591A CN 201310476565 A CN201310476565 A CN 201310476565A CN 103541591 A CN103541591 A CN 103541591A
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- China
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- turning cylinder
- base
- scroll spring
- plane scroll
- door lock
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Abstract
The invention discloses a spiral spring door lock bearing base. A spiral spring which is tightened along with rotation of a rotating shaft is arranged on the base and substitutes for a conventional return spring, protrusions are arranged on the base, a clamping slot is formed in the rotating shaft, one end of the spiral spring is butted against or clamped on the protrusions, and the other end of the spiral spring is mounted in the clamping slot in a clamped manner extremely conveniently. Since the size of the spiral spring is much larger than that of the return spring, parts are less prone to falling during mounting; meanwhile, the parts are prevented from springing away due to the fact that mounting positions are inaccurate, mounting efficiency can be effectively improved, the spiral spring is tightened along with rotation of the rotating shaft, output torque is high when the spiral spring is tightened and is reduced greatly when the spiral spring is close to be totally loosened, a handle can achieve buffering effect, large vibration and noise generated due to restoring force and high restoring speed can be avoided, and user experience is improved.
Description
Technical field
The present invention relates to a kind of door lock bearing seat structure.
Background technology
Door lock bearing base is fixed on door, door lock handle is provided to the power of a reset, after making door lock handle twist moving unclamping, can automatically go back to original position, door lock bearing base inside is now provided with the spring resettlement groove that the moving axis center circle arc that rotates arranges, a back-moving spring is housed in spring resettlement groove, on the rotatable cover coordinating with base, be provided with the protruding post coordinating with back-moving spring, door lock handle connects square rod, square rod connection of rotating axle.In the time of rotary door lock handle, drive rotatable cover to rotate, protruding post compresses back-moving spring, unclamps after door lock handle, and back-moving spring promotes rotatable cover and resets, thereby drives door lock handle to reset.
But the bearing base work of this single back-moving spring is often stable not, by a spring being placed in circular arc spring resettlement groove, provide opposition often to have retardance, door lock handle card is paused, there is noise, handle rotates smooth not; In order to address the above problem, applicant in first to file a kind of dual spring door lock bearing base, by the mode of dual spring is set, parallel reverse reset response power is provided, structure is more reasonable, more stable work, smoothness, improved user's experience, extended the application life of door lock bearing base.
But this structure is comparatively complicated, two back-moving springs that volume is thinner need to be installed, in assembling process, easily there is because of carelessness the phenomenon that spring drops or bullet flies, if it is incorrect that spring position is installed, also there will be sideways power jack-up rotatable cover, because said structure has still adopted back-moving spring, after repeatedly turning the handle for a long time, back-moving spring still there will be fatigue failure, causing turns the handle cannot reset smoothly, and because back-moving spring produces all the time larger reset force when resetting, cause reset force excessive and produce larger vibrations and noise, affected user's experience.
Summary of the invention
For addressing the above problem, the object of the present invention is to provide a kind of plane scroll spring door lock bearing base simple, durable, user experiences that assembles.
The present invention solves the technical scheme that its problem adopts:
A kind of plane scroll spring door lock bearing base, comprise the base that is provided with through hole, and the supporting turning cylinder being located in through hole, the center of turning cylinder is provided with the mating holes passing for handle square rod, between described turning cylinder and base, be installed with bearing, on described base, be also provided with the plane scroll spring tightening up along with turning cylinder rotation, on described base, be provided with lug boss, on turning cylinder, be provided with draw-in groove, one end butt of described plane scroll spring or be connected on lug boss, the other end is installed in draw-in groove.
Further, be also provided with and follow the postive stop baffle that turning cylinder rotates on described turning cylinder, on described postive stop baffle, being provided with can be by the limiting section that lug boss stopped, for limiting the rotational angle of turning cylinder.
Further, on described postive stop baffle, be provided with the clamping block being connected in turning cylinder draw-in groove.
Further, described postive stop baffle covers the top of plane scroll spring.
As above-mentioned further improvement, described lug boss is protruding post, described limiting section for to touch with protruding post sidewall the arc fitting face of realizing limit effect in rotation process, wherein on base, be provided with two protruding posts, on postive stop baffle, be symmetrically arranged with 4 arc fitting faces, when postive stop baffle is during in original state, wherein two arc fitting faces contact with the cambered surface of two protruding post one sides respectively, for limiting the initial position of turning cylinder, when turning cylinder turns to extreme position, two other arc fitting face of postive stop baffle contacts with the opposite side cambered surface of two protruding posts respectively, for limiting the extreme position of turning cylinder.
Further, on described lug boss, have the installing hole for passing for bolt.
Further, described base comprises that one is smooth and towards the capping of door body, also comprises trim, has the via hole of the turning cylinder of stepping down on described trim, and trim is arranged on base.
As above-mentioned further improvement, the arranged outside of described base has the inner side of external screw thread, trim to be provided with internal thread, and the mode that trim is threaded connection is arranged on base.
Further, on described turning cylinder, be provided with for by the spacing jump ring on turning cylinder of bearing.
Further, on described base, trim is installed, described base, turning cylinder, bearing, plane scroll spring, postive stop baffle, trim are metalwork.
The invention has the beneficial effects as follows: a kind of plane scroll spring door lock bearing base that the present invention adopts, on base, be provided with the plane scroll spring tightening up along with turning cylinder rotation, by plane scroll spring, replace back-moving spring in the past, and in order to allow plane scroll spring be arranged on bearing base the inside, on described base, be provided with lug boss, on turning cylinder, be provided with draw-in groove, one end butt of described plane scroll spring or be connected on lug boss, the other end is installed in draw-in groove, install very convenient, because the volume ratio back-moving spring of plane scroll spring is much bigger, therefore the problem of part is difficult in installation process dropping, also there will not be the phenomenon that causes part bullet to fly because installation site is incorrect simultaneously, can effectively improve the efficiency of installation, plane scroll spring rotates and tightens up with turning cylinder, the moment that plane scroll spring is exported when tightening is large, and approach while entirely loosening, the moment of output can reduce a lot, therefore the present invention can allow handgrip realize the effect of buffering, when tightening, there is larger restoring force, and loosening along with plane scroll spring, moment reduces, restoring force also reduces thereupon, can be not excessive and produce larger vibrations and noise because of restoring force and reply speed, user's experience effect is better.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the invention will be further described.
Fig. 1 is three-dimensional view of the present invention;
Fig. 2 is STRUCTURE DECOMPOSITION schematic diagram of the present invention;
Fig. 3 is that the present invention hides the topology view after trim;
Fig. 4 is the topology view of hiding after trim, postive stop baffle and turning cylinder;
Fig. 5 is the assembly structure view of plane scroll spring of the present invention, bearing, turning cylinder and jump ring.
The specific embodiment
With reference to Fig. 1-Fig. 5, a kind of plane scroll spring door lock bearing base of the present invention, comprise the base 1 that is provided with through hole 11, and be set in the turning cylinder 2 in through hole 11, described turning cylinder 2 rotates along the center of circle of through hole 11, the center of turning cylinder 2 is provided with the mating holes 21 passing for handle square rod, between described turning cylinder 2 and base 1, be installed with bearing 3, on described base 1, be also provided with the plane scroll spring 4 tightening up along with turning cylinder 2 rotations, on described base 1, be provided with lug boss 12, on turning cylinder 2, be provided with draw-in groove 22, one end butt of described plane scroll spring 4 or be connected on lug boss 12, the other end is installed in draw-in groove 22, shown in Fig. 4, in the present embodiment, described lug boss 12 is protruding post, one end of described plane scroll spring 4 is provided with the arc abutting part 41 mating with protruding post, be connected to the sidepiece of protruding post.
The back-moving spring that the present invention replaces in the past by plane scroll spring 4, plane scroll spring 4 is called again clockwork spring, is the plane scroll spring made from spring steel band.Can in narrow space, continue the restoring force that provides larger.And in order to allow plane scroll spring 4 be arranged on bearing base the inside, on described base 1, be provided with lug boss 12, on turning cylinder 2, be provided with draw-in groove 22, one end butt of described plane scroll spring 4 or be connected on lug boss 12, the other end is installed in draw-in groove 22, install very convenient, because the volume ratio back-moving spring of plane scroll spring 4 is much bigger, therefore the problem of part is difficult in installation process dropping, also there will not be the phenomenon that causes part bullet to fly because installation site is incorrect simultaneously, can effectively improve the efficiency of installation, plane scroll spring 4 rotates and tightens up with turning cylinder 2, the moment that plane scroll spring 4 is exported when tightening is large, and approach while entirely loosening, the moment of output can reduce a lot, therefore the present invention can allow handgrip realize the effect of buffering, when tightening, there is larger restoring force, and loosening along with plane scroll spring 4, moment reduces, restoring force also reduces thereupon, can be not excessive and produce larger vibrations and noise because of restoring force and reply speed, make user's experience effect better.
Further, shown in Fig. 3, in order to limit the rotational angle of turning cylinder 2, and the position of fixed pan scroll spring 4, on described turning cylinder 2, be also provided with and follow the postive stop baffle 5 that turning cylinder 2 rotates, this postive stop baffle 5 covers the top of plane scroll spring 4.On described postive stop baffle 5, be provided with the limiting section 51 that can be stopped by lug boss 12, on postive stop baffle 5, be provided with the clamping block 52 being connected in turning cylinder 2 draw-in grooves 22.Described limiting section 51 for to touch with protruding post sidewall the arc fitting face of realizing limit effect in rotation process, wherein in the present embodiment, on base 1, be provided with two protruding posts, on postive stop baffle 5, be symmetrically arranged with 4 arc fitting faces, when postive stop baffle 5 is during in original state, wherein two arc fitting faces contact with a side cambered surface of two protruding posts respectively, for limiting the initial position of turning cylinder 2, make it can not be toward counter-rotation, when turning cylinder 2 turns to extreme position, two other arc fitting face of postive stop baffle 5 contacts with the opposite side cambered surface of protruding post respectively, for limiting the extreme position of turning cylinder 2, it can not rotated excessively, cause plane scroll spring 4 compressions too much, produce excessive restoring force or occur the phenomenon that plane scroll spring 4 ruptures.Wherein said spacing angle determines according to the coefficient of elasticity of the required rotational angle of door knob and plane scroll spring 4.
The mode that described base 1 is bolted is fixed on a body, on wherein said lug boss 12, have the installing hole 13 for passing for bolt, on lug boss 12, having installing hole 13 can increase the contact area of bolt and base 1, makes it more firm, durable.
General bearing base is by being arranged on reset assembly on one trim, the one side of trim opening fixedly mounts towards door body, but the surface of the edge part branch opposite house body of trim opening causes damage, long-term use can scratch a body, in order to solve the above problems, in the present embodiment, described base 1 comprises that one is smooth and towards the capping 14 of door body, described smooth capping 14 is installed towards door body, can not scratch a body, described base 1 also comprises and also comprising for hiding the trim 6 of bearing base internal construction, on described trim 6, have the via hole 61 of the turning cylinder 2 of stepping down, the arranged outside of base 1 has external screw thread, the inner side of trim 6 is provided with internal thread, the mode that trim 6 is threaded connection is arranged on base 1.By base 1 and trim 6 relative engagement, use; the smooth capping 14 of base 1 is towards door body; by cover the mode of trim 6 on base 1, protect again the internal construction of bearing base; in order to strengthen decorative effect; arranged outside at described base 1 has external screw thread, on the inner surface of trim 6, is provided with internal thread, and described trim 6 is arranged on base 1 by the mode of screw thread; do not need to adopt the connected mode of tapping bolt, allow its outward appearance one, attractive in appearance.
During assembling, bearing 3 is installed on after turning cylinder 2, is also installed with a jump ring 7 on turning cylinder 2, by bearing 3 clampings, described jump ring 7, for limiting the position of bearing 3, can not deviate from from the side of turning cylinder 2 it, makes its structure more firm.
As above-mentioned further improvement, all component of the present invention, as base 1, turning cylinder 2, bearing 3, plane scroll spring 4, postive stop baffle 5, trim 6, jump ring 7 are metalwork, can improve like this soundness and the durability of bearing base, and there is good flameproof effect.
The above, be preferred embodiment of the present invention, and the present invention is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present invention with identical means, all should belong to protection scope of the present invention.
Claims (10)
1. a plane scroll spring door lock bearing base, it is characterized in that: comprise the base (1) that is provided with through hole (11), and the supporting turning cylinder (2) being located in through hole (11), the center of turning cylinder (2) is provided with the mating holes (21) passing for handle square rod, between described turning cylinder (2) and base (1), bearing (3) is housed, on described base (1), be also provided with the plane scroll spring (4) tightening up along with turning cylinder (2) rotation, on described base (1), be provided with two lug bosses (12), on turning cylinder (2), be provided with draw-in groove (22), one end butt of described plane scroll spring (4) or be connected on lug boss (12), the other end is installed in draw-in groove (22).
2. a kind of plane scroll spring door lock bearing base according to claim 1, it is characterized in that: on described turning cylinder (2), be also provided with and follow the postive stop baffle (5) that turning cylinder (2) rotates, on described postive stop baffle (5), be provided with the limiting section (51) that can be stopped by lug boss (12), for limiting the rotational angle of turning cylinder (2).
3. a kind of plane scroll spring door lock bearing base according to claim 2, is characterized in that: on described postive stop baffle (5), be provided with the clamping block (52) being connected in turning cylinder (2) draw-in groove (22).
4. a kind of plane scroll spring door lock bearing base according to claim 2, is characterized in that: described postive stop baffle (5) covers the top of plane scroll spring (4).
5. according to the arbitrary described a kind of plane scroll spring door lock bearing base of claim 2 to 4, it is characterized in that: described lug boss (12) is protruding post, described limiting section (51) for to touch with protruding post sidewall the arc fitting face of realizing limit effect in rotation process, wherein on base (1), be provided with two protruding posts, on postive stop baffle (5), be symmetrically arranged with 4 arc fitting faces, when postive stop baffle (5) is during in original state, wherein two arc fitting faces contact with the cambered surface of two protruding post one sides respectively, be used for limiting the initial position of turning cylinder (2), when turning cylinder (2) turns to extreme position, two other arc fitting face of postive stop baffle (5) contacts with the opposite side cambered surface of two protruding posts respectively, be used for limiting the extreme position of turning cylinder (2).
6. a kind of plane scroll spring door lock bearing base according to claim 1, is characterized in that: on described lug boss (12), have the installing hole (13) for passing for bolt.
7. a kind of plane scroll spring door lock bearing base according to claim 1, it is characterized in that: described base (1) comprises that one is smooth and towards the capping (14) of door body, also comprise trim (6), the via hole (61) that has the turning cylinder of stepping down (2) on described trim (6), trim (6) is arranged on base (1).
8. a kind of plane scroll spring door lock bearing base according to claim 7, it is characterized in that: the arranged outside of described base (1) has the inner side of external screw thread, trim (6) to be provided with internal thread, and the mode that trim (6) is threaded connection is arranged on base (1).
9. a kind of plane scroll spring door lock bearing base according to claim 1, is characterized in that: on described turning cylinder (2), be provided with for by the spacing jump ring (7) on turning cylinder (2) of bearing (3).
10. a kind of plane scroll spring door lock bearing base according to claim 2, it is characterized in that: trim (6) is installed on described base (1), and described base (1), turning cylinder (2), bearing (3), plane scroll spring (4), postive stop baffle (5), trim (6) are metalwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310476565.2A CN103541591A (en) | 2013-10-12 | 2013-10-12 | Spiral spring door lock bearing base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310476565.2A CN103541591A (en) | 2013-10-12 | 2013-10-12 | Spiral spring door lock bearing base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103541591A true CN103541591A (en) | 2014-01-29 |
Family
ID=49965409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310476565.2A Pending CN103541591A (en) | 2013-10-12 | 2013-10-12 | Spiral spring door lock bearing base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103541591A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2650322A1 (en) * | 1989-07-28 | 1991-02-01 | Bouvet Ets H | Return system for a door handle |
| FR2730264A1 (en) * | 1995-02-06 | 1996-08-09 | Bezault Sa | Door handle to leaf assembly |
| CN2628657Y (en) * | 2003-06-03 | 2004-07-28 | 项建军 | Lock set with wooden handle |
| CN201428279Y (en) * | 2009-07-13 | 2010-03-24 | 宋国强 | P type lock |
| CN202945865U (en) * | 2012-08-17 | 2013-05-22 | 江门市嘉铭五金制品有限公司 | Portable installation type door knob structure |
| CN203514981U (en) * | 2013-10-12 | 2014-04-02 | 江门市亿利高实业有限公司 | Plane spiral spring door lock bearing base |
-
2013
- 2013-10-12 CN CN201310476565.2A patent/CN103541591A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2650322A1 (en) * | 1989-07-28 | 1991-02-01 | Bouvet Ets H | Return system for a door handle |
| FR2730264A1 (en) * | 1995-02-06 | 1996-08-09 | Bezault Sa | Door handle to leaf assembly |
| CN2628657Y (en) * | 2003-06-03 | 2004-07-28 | 项建军 | Lock set with wooden handle |
| CN201428279Y (en) * | 2009-07-13 | 2010-03-24 | 宋国强 | P type lock |
| CN202945865U (en) * | 2012-08-17 | 2013-05-22 | 江门市嘉铭五金制品有限公司 | Portable installation type door knob structure |
| CN203514981U (en) * | 2013-10-12 | 2014-04-02 | 江门市亿利高实业有限公司 | Plane spiral spring door lock bearing base |
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Application publication date: 20140129 |