CN102127997A - Novel door closer with balanced door closing effect - Google Patents
Novel door closer with balanced door closing effect Download PDFInfo
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- CN102127997A CN102127997A CN2011100255384A CN201110025538A CN102127997A CN 102127997 A CN102127997 A CN 102127997A CN 2011100255384 A CN2011100255384 A CN 2011100255384A CN 201110025538 A CN201110025538 A CN 201110025538A CN 102127997 A CN102127997 A CN 102127997A
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- pull bar
- door closer
- nut
- door
- plane
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Abstract
The invention discloses a novel door closer with balanced door closing effect, which comprises an elastic mechanism which comprises a cylinder-shaped shell, a piston component, a long spring and a pull rod, wherein the piston component is arranged inside the cylinder-shaped shell and is fastened and connected with one end of the pull rod; the long spring is positioned in the cylinder-shaped shell and sheathed outside the pull rod in a penetrating way; the other end of the pull rod penetrates through and extends outside the cylinder-shaped shell; the novel door closer further comprises a balance speed control mechanism which is fastened and connected with the cylinder-shaped shell of the elastic mechanism by a cylinder-shaped outer sleeve; the balance speed control mechanism comprises a rotary sliding part which is rotatablely contacted and matched with the pull rod, and a speed regulation part used for controlling the rotating speed of the rotary sliding part; and the contact section between the pull rod and the rotary sliding part is provided with a spiral groove which is rotatablely contacted and matched with the rotary sliding part. The novel door closer with the balanced door closing effect has the beneficial effects that: 1. the balance speed control mechanism is added, so that the aim of closing a door in a balance speed control way can be achieved in the whole closing process of a door leaf, the novel door closer is more convenient to use, and the safety is improved; and 2. the novel door closer is simple and compact in whole structure, convenient and easy to operate, safe, practical, reliable and suitable for being popularized on different occasions.
Description
Technical field
The present invention relates to a kind of door closer, belong to the door closer technical field, refer in particular to a kind of close the door novel door closer of effect of equilibrium that has.
Background technology
At present, all generally adopt door closer to realize automatic closing function such as safety door, security door, door, bathroom door, kitchen door, screen window and door, cabinet door or window etc., thereby realize effective fire-proof and theft-proof effect.In the prior art, the kind of door closer generally can be divided into mechanical type, pneumatic type and fluid pressure type, wherein, the mechanical type door closer generally adopts spring to form elastic component, when the operator promoted door leaf, driving spring was put aside energy by distortion such as being stretched, compressing or reverse, when the operator leaves door leaf, spring is transferred to and being released energy by the savings energy, and pull bar makes door cut out under the driving of spring.But, in use there is a problem in this class mechanical type door closer of the prior art, promptly when the door leaf open angle is big, because spring produces big decrement, to discharge very macro-energy in a flash and drive door leaf and be tending towards quick closedown what loose one's grip, the closing velocity of door leaf progressively slows down along with the minimizing of amount of spring compression afterwards, can't reach the effect of balanced control speed in the closed procedure of whole pass.
Summary of the invention
The objective of the invention is to overcome shortcoming of the prior art with not enough, provide a kind of simple and compact for structure, easy to operate easily, practical and reliable has the close the door novel door closer of effect of equilibrium.
To achieve these goals, the present invention realizes by following technical scheme:
A kind of have a close the door novel door closer of effect of equilibrium, include elastic body, described elastic body includes cylindrical case, piston component, long spring and pull bar, wherein, piston component is built in cylindrical case and is fastenedly connected with pull bar one end, long spring is built in cylindrical case and is set in the pull bar outside, and the other end of pull bar wears and extends the cylindrical case outside; Also include the fast mechanism of balanced control, the fast mechanism of described balanced control is fastenedly connected by the cylindrical case of a tubular overcoat and elastic body, and it includes with the pull bar rotation and contacts revolving sliding parts and being used to control the speed-regulating part that revolves sliding parts velocity of rotation of cooperating; And described pull bar in revolve section that sliding parts contacts and be provided with and revolve the helicla flute that sliding parts rotation contacts cooperation.
Further, describedly revolve sliding parts and connect sheath body by one and be fastenedly connected with cylindrical case, it includes rotary sleeve that action cooperates and reaches and all controls assembly; Wherein: described rotary sleeve activity is set in the pull bar outside, and its both ends are provided with the inclined-plane card of rotation direction protruding respectively, and the middle part is provided with several through holes, is embedded with the steel ball that contacts cooperation with the pull bar helicla flute in the through hole; The described assembly of all controlling includes friction sleeve and drag ring, described friction sleeve activity is set in the rotary sleeve outside, its both ends are provided with the scotch with the protruding unidirectional clamping interference engagement of inclined-plane card respectively, the middle part is provided with the inclined-plane ring body, described drag ring activity is set in the friction sleeve outside, the distolateral interior inclined-plane that contacts cooperation with inclined-plane ring body contact that is provided with of one.
Further, the both ends of described friction sleeve are provided with two mounting groove positions respectively, the connection end of each scotch is installed in the mounting groove position by a torsion spring, and the rotation of same distolateral scotch is towards the protruding unidirectional clamping interference engagement of inclined-plane card of consistent and its free end and rotary sleeve.
Further, described drag ring comprises first drag ring and second drag ring, and two drag rings are set in the friction sleeve both ends respectively and touch with the sloped roof butt of the inclined-plane ring body of friction sleeve respectively and cooperate.
Further, described speed-regulating part includes speed governing assembly and governor spring; Wherein: described speed governing assembly includes regulates nut, lock nut and location swivel nut, the location swivel nut is set in pull bar outside and its external screw thread and the internal thread threaded of regulating nut, regulate the external screw thread of nut and the internal thread threaded of lock nut, the distolateral open-top screw thread threaded of the external screw thread of lock nut and tubular overcoat; Described governor spring is arranged to be regulated between nut and the drag ring, and its two ends contact cooperation with the adjusting nut with the drag ring contact respectively.
The present invention compared with prior art, its beneficial effect is:
1, by setting up the balanced fast mechanism of controlling, can in the closed procedure of the whole pass of door leaf, reach the purpose that balanced control speed is closed the door, more easy to use and increase safety;
2, overall structure is simply compact, and is easy to operate easy, safe and practical reliable, is suitable for promoting the use of of different occasions.
In order to understand the present invention more clearly, set forth the specific embodiment of the present invention below with reference to description of drawings.
Description of drawings
Fig. 1 is a decomposition texture schematic diagram of the present invention.
Fig. 2 is the decomposition texture schematic diagram of the fast mechanism of balanced control among Fig. 1.
Fig. 3 is the decomposition texture schematic diagram that revolves sliding parts among Fig. 2.
Fig. 4 is a package assembly partial structurtes sectional view of the present invention.
The specific embodiment
Shown in Fig. 1 to 4, of the present invention have a close the door novel door closer of effect of equilibrium, includes elastic body 1 and the fast mechanism 2 of balanced control.
Above-mentioned elastic body 1 includes cylindrical case 11, piston component 12, long spring 13 and pull bar 14, wherein, piston component 12 is built in cylindrical case 11 and is fastenedly connected with pull bar 14 1 ends, long spring 13 is built in cylindrical case 11 and is set in pull bar 14 outsides, and the other end of pull bar 14 wears that to extend cylindrical case 11 outside and in revolving section that sliding parts contacts and be provided with and revolve the helicla flute 141 that sliding parts rotation contacts cooperation with following.
The fast mechanism 2 of above-mentioned balanced control is fastenedly connected by the cylindrical case 11 of a tubular overcoat 21 with elastic body 1, and it includes with pull bar 14 rotations and contacts revolving sliding parts 22 and being used to control the speed-regulating part 23 that revolves sliding parts 22 velocities of rotation of cooperating.
Further, describedly revolve sliding parts 22 and connect sheath body 221 by one and be fastenedly connected with cylindrical case 11, it includes rotary sleeve 222 that action cooperates and all controls assembly; Wherein: described rotary sleeve 222 activities are set in pull bar 14 outsides, and its both ends are provided with the inclined-plane card of rotation direction protruding 2221 respectively, and the middle part is provided with several through holes 2222, are embedded with in the through hole 2222 and contact the steel ball 2223 that cooperates with pull bar helicla flute 141; The described assembly of all controlling includes friction sleeve 223 and drag ring 224, described friction sleeve 223 activities are set in rotary sleeve 222 outsides, its both ends are provided with the scotch 2231 with inclined-plane card protruding 2221 unidirectional clamping interference engagement respectively, the middle part is provided with inclined-plane ring body 2232, described drag ring 224 activities are set in friction sleeve 223 outsides, the distolateral interior inclined-plane that contacts cooperation with inclined-plane ring body 2232 contacts that is provided with of one.Preferably, the both ends of described friction sleeve 223 are provided with two mounting groove positions respectively, the connection end of each scotch 2231 is installed in the mounting groove position by a torsion spring 2232, and the rotation of same distolateral scotch 2231 is towards the inclined-plane card protruding 2221 unidirectional clamping interference engagement of consistent and its free end and rotary sleeve 222; Described drag ring 224 comprises that first drag ring 2241 and second drag ring, 2242, two drag rings 2241,2242 are set in friction sleeve 223 both ends respectively and touch with the sloped roof butt of the inclined-plane ring body 2232 of friction sleeve 223 respectively and cooperates.
Further, described speed-regulating part 23 includes speed governing assembly and governor spring 231; Wherein: described speed governing assembly includes regulates nut 232, lock nut 233 and location swivel nut 234, location swivel nut 234 is set in pull bar 14 outside and its external screw threads and the internal thread threaded of regulating nut 232, regulate the external screw thread of nut 232 and the internal thread threaded of lock nut 233, the distolateral open-top screw thread threaded of the external screw thread of lock nut 233 and tubular overcoat 21; Described governor spring 231 is arranged to be regulated between the nut 232 and second drag ring 2242, and its two ends contact cooperation with adjusting nut 232 with second drag ring, 2242 contacts respectively.
Use principle of the present invention is as described below:
When door leaf cuts out: pull bar 14 retractions, driving steel ball 2223 slides in the helicla flute 141 of pull bar 14, rolling power driven rotary cover 222 hands of spiral along pull bar helicla flute 141 of steel ball 2223 clockwise rotate, meanwhile, the inclined-plane card protruding 2221 of rotary sleeve 222 and the scotch 2231 free end clamping interference engagement of friction sleeve 223, thereby driving friction sleeve 223 is that rotate clockwise synchronously in the axle center with pull bar 14, the inclined-plane of friction sleeve 223 its inclined-plane ring body 2232 in rotation process cooperates with the interior inclined-plane sliding friction of drag ring 224, and by regulating the speed governing assembly, the compression variation amount of adjustment governor spring 231 can be regulated the frictional force between drag ring 224 and the inclined-plane ring body 2232, and then the velocity of rotation of control friction sleeve 223, reach control pull rod 14 and at the uniform velocity bounce back, the purpose that the door leaf equilibrium is closed;
When door leaf was opened: pull bar 14 stretched out, driving steel ball 2223 slides in the helicla flute 141 of pull bar 14, rolling power driven rotary cover 222 hands of spiral along pull bar helicla flute 141 of steel ball 2223 rotate counterclockwise, rotate counterclockwise in the process at rotary sleeve 222, its inclined-plane card protruding 2221 is slidingly matched with scotch 2231 free ends of friction sleeve 223, i.e. friction sleeve 223 unpowered drivings are rotated, rotary sleeve 222 idle running, pull bar 14 can freely stretch out, thereby can not influence normal door speed.
The present invention is not limited to above-mentioned embodiment, if various changes of the present invention or modification are not broken away from the spirit and scope of the present invention, if these are changed and modification belongs within claim of the present invention and the equivalent technologies scope, then the present invention also is intended to comprise these changes and modification.
Claims (5)
1. one kind has the close the door novel door closer of effect of equilibrium, include elastic body, described elastic body includes cylindrical case, piston component, long spring and pull bar, wherein, piston component is built in cylindrical case and is fastenedly connected with pull bar one end, long spring is built in cylindrical case and is set in the pull bar outside, the other end of pull bar wears and extends the cylindrical case outside, it is characterized in that: also include the fast mechanism of balanced control, the fast mechanism of described balanced control is fastenedly connected by the cylindrical case of a tubular overcoat and elastic body, and it includes with pull bar and rotates the sliding parts that revolve that contact cooperation, with be used to control the speed-regulating part that revolves sliding parts velocity of rotation; And described pull bar in revolve section that sliding parts contacts and be provided with and revolve the helicla flute that sliding parts rotation contacts cooperation.
2. have a close the door novel door closer of effect of equilibrium according to claim 1 is described, it is characterized in that: describedly revolve sliding parts and connect sheath body by one and be fastenedly connected with cylindrical case, it includes rotary sleeve that action cooperates and reaches and all controls assembly; Wherein:
Described rotary sleeve activity is set in the pull bar outside, and its both ends are provided with the inclined-plane card of rotation direction protruding respectively, and the middle part is provided with several through holes, is embedded with the steel ball that contacts cooperation with the pull bar helicla flute in the through hole;
The described assembly of all controlling includes friction sleeve and drag ring, described friction sleeve activity is set in the rotary sleeve outside, its both ends are provided with the scotch with the protruding unidirectional clamping interference engagement of inclined-plane card respectively, the middle part is provided with the inclined-plane ring body, described drag ring activity is set in the friction sleeve outside, the distolateral interior inclined-plane that contacts cooperation with inclined-plane ring body contact that is provided with of one.
3. has a close the door novel door closer of effect of equilibrium according to claim 2 is described, it is characterized in that: the both ends of described friction sleeve are provided with two mounting groove positions respectively, the connection end of each scotch is installed in the mounting groove position by a torsion spring, and the rotation of same distolateral scotch is towards the protruding unidirectional clamping interference engagement of inclined-plane card of consistent and its free end and rotary sleeve.
4. has a close the door novel door closer of effect of equilibrium according to claim 2 is described, it is characterized in that: described drag ring comprises first drag ring and second drag ring, and two drag rings are set in the friction sleeve both ends respectively and touch with the sloped roof butt of the inclined-plane ring body of friction sleeve respectively and cooperate.
5. have a close the door novel door closer of effect of equilibrium according to claim 2 is described, it is characterized in that: described speed-regulating part includes speed governing assembly and governor spring; Wherein:
Described speed governing assembly includes regulates nut, lock nut and location swivel nut, the location swivel nut is set in pull bar outside and its external screw thread and the internal thread threaded of regulating nut, regulate the external screw thread of nut and the internal thread threaded of lock nut, the distolateral open-top screw thread threaded of the external screw thread of lock nut and tubular overcoat;
Described governor spring is arranged to be regulated between nut and the drag ring, and its two ends contact cooperation with the adjusting nut with the drag ring contact respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110025538 CN102127997B (en) | 2011-01-24 | 2011-01-24 | Door closer with balanced door closing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110025538 CN102127997B (en) | 2011-01-24 | 2011-01-24 | Door closer with balanced door closing effect |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102127997A true CN102127997A (en) | 2011-07-20 |
| CN102127997B CN102127997B (en) | 2013-10-23 |
Family
ID=44266250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110025538 Expired - Fee Related CN102127997B (en) | 2011-01-24 | 2011-01-24 | Door closer with balanced door closing effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102127997B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869660A (en) * | 2017-03-29 | 2017-06-20 | 上海华铭智能终端设备股份有限公司 | Spring reset module |
| CN109025599A (en) * | 2018-05-28 | 2018-12-18 | 魏长同 | A kind of door engine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB427551A (en) * | 1934-09-28 | 1935-04-26 | James Sidney Adams | Improvements in and connected with door checks |
| CN2040944U (en) * | 1988-11-29 | 1989-07-12 | 安维廉 | Spring-actuated door closer |
| BR9202885A (en) * | 1992-03-09 | 1993-09-14 | Thomas Industries Inc | DOOR CONTROL DEVICE FOR EMPLOYMENT WITH AN ARTICULATED DOOR |
| CN1471606A (en) * | 2000-10-20 | 2004-01-28 | 任百钟 | A controlling apparatus for tension of auti-hinge |
| CN201424887Y (en) * | 2009-06-15 | 2010-03-17 | 刘永喜 | Mechanical door closer |
| CN201679363U (en) * | 2010-04-30 | 2010-12-22 | 强强集团有限公司 | Safety door with door-closing speed control device and capability of stopping door |
-
2011
- 2011-01-24 CN CN 201110025538 patent/CN102127997B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB427551A (en) * | 1934-09-28 | 1935-04-26 | James Sidney Adams | Improvements in and connected with door checks |
| CN2040944U (en) * | 1988-11-29 | 1989-07-12 | 安维廉 | Spring-actuated door closer |
| BR9202885A (en) * | 1992-03-09 | 1993-09-14 | Thomas Industries Inc | DOOR CONTROL DEVICE FOR EMPLOYMENT WITH AN ARTICULATED DOOR |
| CN1471606A (en) * | 2000-10-20 | 2004-01-28 | 任百钟 | A controlling apparatus for tension of auti-hinge |
| CN201424887Y (en) * | 2009-06-15 | 2010-03-17 | 刘永喜 | Mechanical door closer |
| CN201679363U (en) * | 2010-04-30 | 2010-12-22 | 强强集团有限公司 | Safety door with door-closing speed control device and capability of stopping door |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869660A (en) * | 2017-03-29 | 2017-06-20 | 上海华铭智能终端设备股份有限公司 | Spring reset module |
| CN109025599A (en) * | 2018-05-28 | 2018-12-18 | 魏长同 | A kind of door engine |
| CN109025599B (en) * | 2018-05-28 | 2020-04-03 | 太原市警鹰保险柜制造有限公司 | Automatic door closing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102127997B (en) | 2013-10-23 |
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