CN110067806A - A kind of more detent linkages of knob bit selecting formula and its detent method - Google Patents
A kind of more detent linkages of knob bit selecting formula and its detent method Download PDFInfo
- Publication number
- CN110067806A CN110067806A CN201910445353.5A CN201910445353A CN110067806A CN 110067806 A CN110067806 A CN 110067806A CN 201910445353 A CN201910445353 A CN 201910445353A CN 110067806 A CN110067806 A CN 110067806A
- Authority
- CN
- China
- Prior art keywords
- outer cover
- knob
- fixture block
- linking arm
- detent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/14—Ladders capable of standing by themselves
- E06C1/16—Ladders capable of standing by themselves with hinged struts which rest on the ground
- E06C1/18—Ladders capable of standing by themselves with hinged struts which rest on the ground with supporting struts formed as ladders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2350/00—Machines or articles related to building
- F16C2350/54—Hinges, e.g. sliding bearings for hinges
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The present invention provides a kind of more detent linkages of knob bit selecting formula, including the preceding outer cover for setting gradually and being riveted through center rivet from front to back, chuck, preceding inner cover, inner cover and rear outer cover afterwards, the preceding outer cover is with rear outer cover through rivet at outer cover, the preceding inner cover is with rear inner cover through rivet at inner cap body, the outer cover following side is extended with left linking arm to the left, the inside and outside lid following side is extended with to the right right linking arm, chuck is equipped between the preceding outer cover and preceding inner cover, the chuck edge is peripherally disposed several card slots, it is outer before described to cover the pin shaft being cased with through preceding outer cover, the end part of pin shaft bias is fixed with the cam positioned at chuck front end, the fixture block being engaged by clamping with card slot is provided in the left linking arm, being additionally provided in the left linking arm makes fixture block be caught in the torsionspring in card slot.The configuration of the present invention is simple, design is rationally, securely and reliably, easy to operate, has innovative and practicability.
Description
Technical field
The present invention relates to a kind of more detent linkages of knob bit selecting formula and its detent methods.
Background technique
The invention design of more detent hinges is in order to solve the problems, such as that double ladder is existing in actual use, daily
Maintenance work in double ladder be worker's indispensability one of tool, according to observation usually, worker when using double ladder,
It needs constantly to adjust the angle, reaches suitable height, then operated again by manually being fixed by external force either hook lock
Get up very complicated, is unfavorable for the progress of work, and reliability is very low, when with more detent hinges, worker can be allowed
Double ladder directly reaches required angle, and fixation is realized by knob-operated, simple and convenient.
Summary of the invention
The present invention improves the above problem, i.e., the technical problem to be solved in the present invention is to provide a kind of knob bit selectings
The more detent linkages of formula and its detent method, it is safe and reliable and easy to operate.
Specific embodiments of the present invention are: providing a kind of more detent linkages of knob bit selecting formula, including from front to back
Set gradually and through center rivet riveting preceding outer cover, chuck, preceding inner cover, after inner cover and after outer cover, the preceding outer cover with after
Outer cover is through rivet at outer cover, and the preceding inner cover is with rear inner cover through rivet at inner cap body, the outer cover following side
Be extended with left linking arm to the left, the inside and outside lid following side is extended with to the right right linking arm, the preceding outer cover and preceding inner cover it
Between be equipped with chuck, the chuck edge is peripherally disposed several card slots, and outer cover is cased with through preceding outer cover before described
Pin shaft, the end part of pin shaft bias is fixed with the cam positioned at chuck front end, is provided in the left linking arm and card slot card
The fixture block of cooperation is connect, being additionally provided in the left linking arm makes fixture block be caught in the torsionspring in card slot.
Further, fixing axle is equipped in the left linking arm, the torsionspring is arranged in fixing axle, the torsion
Spring one end is supported in left linking arm side, and the torsionspring other end is fixedly connected with fixture block and makees fixture block by elastic force always
With being resisted against in cam edge or be caught in fixture block in card slot.
Further, the end part of pin shaft is fixedly connected with the turn-knob outside preceding outer cover, and the knob and pin shaft connect
It meets place and is equipped with circlip.
Further, there is protrusion, the outer cover front and rear surfaces are respectively equipped with to match with protrusion in fixture block front and rear surfaces
Close and straight trough.
Further, the chuck is fixedly connected with inner cap body.
Further, mark point is equipped with outside the preceding outer cover, the knob is equipped with the pointer with label point alignment.
Further, a kind of to utilize a kind of detent of the more detent linkages of knob bit selecting formula as claimed in claim 6
Method when comprising the following steps that (1) needs to adjust required angle, rotates knob 180 degree, since knob is eccentrically set on cam
On, with the rotation of cam, the longitudinal end of cam ejects outside card slot close to fixture block and by the fixture block in card slot；(2) pass through adjusting
Outer cover and inner cap body angle, i.e., the angle of left linking arm and right linking arm confirm proper angle；(3) angle needed for confirmation is good
Afterwards, knob 180 degree is rotated again, knob band moving cam rotates, and as minor axis of cam end is close to fixture block, cam is separated with fixture block,
Fixture block is caught in the card slot on chuck edge under the elastic force effect of torsionspring, and hinge is locked, completes to fix.
Compared with prior art, structurally reasonable the invention has the following advantages: the present apparatus is ingenious in design, safely may be used
It leans on, it is easy to operate, it can be adjusted according to different angle demands, there is practicability.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the embodiment of the present invention one；
Fig. 2 is structural schematic diagram of the embodiment of the present invention two；
Fig. 3 is structural schematic diagram of the embodiment of the present invention three；
Fig. 4 is structural schematic diagram of the embodiment of the present invention four；
Fig. 5 is structural schematic diagram of the embodiment of the present invention five；
Fig. 6 is structural schematic diagram of the embodiment of the present invention six.
In figure: 100- outer cover, outer cover before 110-, outer cover after 120-, the left linking arm of 130-, 131- fixing axle, 140- are straight
Slot, 200- inner cap body, inner cover before 210-, inner cover after 220-, the right linking arm of 230-, 300- chuck, 310- card slot, the riveting of the center 400-
Nail, 500- pin shaft, 510- knob, 520- circlip, 600- cam, 700- fixture block, 710- protrusion, 720- groove, 800- are turned round
Turn spring.
Specific embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Embodiment: as shown in Fig. 1 ~ 6, in the present embodiment, providing a kind of more detent linkages of knob bit selecting formula, including by
Set gradually after going to and through the preceding outer cover 110 of center rivet riveting, chuck 300, preceding inner cover 210, after inner cover 220 and after it is outer
Lid 120, the preceding outer cover 110 is with rear outer cover 120 through rivet at outer cover 100, the preceding inner cover 210 and rear inner cover 220
Through rivet at inner cap body 200, outer cover and inner cap body are hinged by center rivet 400,100 following side of outer cover to
A left side is extended with left linking arm 130, and the inside and outside lid following side is extended with to the right right linking arm 230, the preceding outer cover with it is preceding interior
The chuck 300 covered in front of being fixedly connected on is equipped between lid, the chuck edge is peripherally disposed there are several card slots
310, outer before described to cover the pin shaft 500 being cased with through preceding outer cover 110, the 500 end bias of pin shaft is fixed with positioned at chuck
The cam 600 of front end is provided with the fixture block 700 being engaged by clamping with the card slot on chuck, the left connection in the left linking arm
The torsionspring 800 for being caught in fixture block in card slot using elastic force is additionally provided in arm.
In the present embodiment, cam and pin shaft are outer before being assemblied in be covered opposing stationary with preceding outer cover, not will receive integrally-regulated
The influence of angular turn avoids that influence is affected to use.
In the present embodiment, it is equipped with fixing axle 131 in the left linking arm 130, the torsionspring 800 is arranged in fixing axle
On 131, described 800 one end of torsionspring is supported in left linking arm side, and 800 other end of torsionspring is fixedly connected simultaneously with fixture block
Fixture block is set to be resisted against in cam edge by elastic force effect always or be caught in fixture block in card slot.
In the present embodiment, 700 rear end of fixture block, which has, protrudes into groove 720 that is fixed and limiting for torsionspring.
In the present embodiment, fixes and connect with the turn-knob 510 being located at outside preceding outer cover 110 outside outer cover before pin shaft 500 extends to
It connects.
In the present embodiment, the knob and pin shaft junction are equipped with circlip 520.
In the present embodiment, there is protrusion 710 in fixture block front and rear surfaces, the outer cover front and rear surfaces are respectively equipped with and protrusion
Match and straight trough 140, straight trough plays limition orientation, it is ensured that fixture block is moved along straight trough, in the elastic force of torsionspring
Under the action of, fixture block not will cause skew, influence using.
It is also accordingly respectively arranged with corresponding to 0 degree, 30 degree, 100 degree and 180 degree and locks in the present embodiment, on chuck edge
Card slot, 0 degree, 30 degree, 100 degree and 180 degree are commonly to use angle, these angles indicate left linking arm and right linking arm it
Between corner dimension,
In the present embodiment, when stationary state, the edge of cam is in chuck；When adjustment state, the edge of cam exceeds chuck side
Edge is equal with chuck edge, and fixture block could be ejected to the groove position of chuck, chuck is made to carry out rotation adjustment；In addition, cam
When around pin shaft rotation, when cam edge is less than chuck edge, which is referred to as the short axle end of cam, when cam edge is more than chuck
Edge is equal with chuck edge, which is referred to as the longitudinal end of cam.
In the present embodiment, mark point is equipped with outside the preceding outer cover, the knob is equipped with the pointer with label point alignment,
Confirm whether cam ejects fixture block in card slot at this time, can more preferably adjust the state of confirmation knob.
In the present embodiment, in use, turning knob 180 degree, band 600 eccentric rotary of moving cam, one end of major axis of cam with
Fixture block contacts and fixture block is ejected card slot, at this point, changing and using by adjusting the angle between left linking arm and right linking arm
Angle, when reaching suitable angle, the inner cap body that stops operating and outer cover, that is, stop changing left linking arm and right linking arm it
Between angle after, after being rotated further by turn-knob 180 degree, facing towards fixture block, cam separates the short axle one of cam with fixture block, at this point, fixture block
It is fixed in the card slot for being caught in chuck edge under the action of torsionspring 800；Structure of the invention is ingenious, and rationally, operation is simple for design
It is single, it is efficiently convenient, there is practicability.
Any technical solution disclosed in aforementioned present invention unless otherwise stated, if it discloses numberical range,
Disclosed numberical range is preferred numberical range, and any it should be appreciated by those skilled in the art preferred numberical ranges
The only obvious or representative numerical value of technical effect in many enforceable numerical value.It, can not since numerical value is more
Exhaustion, so the present invention just discloses technical solution of the component values to illustrate the present invention, also, the above-mentioned numerical value enumerated is not
The limitation to the invention protection scope should be constituted.
Meanwhile if aforementioned present invention discloses or relates to the components or structural member of connection fastened to each other, except another
There is statement outer, is fixedly connected it is to be understood that connection (such as using bolt or screw connection) can be removedly fixed, it can also
To understand are as follows: non-removable to be fixedly connected with (such as riveting, welding), certainly, connection fastened to each other or integral type knot
Structure (such as manufacturing using casting technique is integrally formed) is replaced (obviously can not be using except integrally formed technique).
In addition, for indicating the art of positional relationship or shape applied in any technical solution disclosed in aforementioned present invention
Its meaning includes approximate with its, similar or close state or shape to language unless otherwise stated.
Either component provided by the invention by multiple individual component parts either assembled, or one
The separate part that forming technology manufactures.
Finally it should be noted that: the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, it should be understood by those ordinary skilled in the art that: still
It can modify to a specific embodiment of the invention or some technical features can be equivalently replaced；Without departing from this hair
The spirit of bright technical solution should all cover within the scope of the technical scheme claimed by the invention.
Claims (7)
1. a kind of more detent linkages of knob bit selecting formula, which is characterized in that including setting gradually from front to back and through center riveting
Preceding outer cover, chuck, preceding inner cover, rear inner cover and the rear outer cover of riveting are followed closely, the preceding outer cover is with rear outer cover through rivet at outer
Through rivet at inner cap body, the outer cover following side is extended with left linking arm to the left for lid, the preceding inner cover and rear inner cover,
The inside and outside lid following side is extended with to the right right linking arm, and chuck, the chuck are equipped between the preceding outer cover and preceding inner cover
Edge is peripherally disposed several card slots, covers the pin shaft being cased with through preceding outer cover, the end part of pin shaft outside before described
Bias is fixed with the cam positioned at chuck front end, and the fixture block being engaged by clamping with card slot, the left side are provided in the left linking arm
Being additionally provided in linking arm makes fixture block be caught in the torsionspring in card slot.
2. the more detent linkages of a kind of knob bit selecting formula according to claim 1, which is characterized in that the left linking arm
Interior to be equipped with fixing axle, the torsionspring is arranged in fixing axle, and described torsionspring one end is supported in left linking arm side, turns round
Turn the spring other end to be fixedly connected with fixture block and fixture block is made to be resisted against in cam edge or make fixture block card by elastic force effect always
Enter in card slot.
3. the more detent linkages of a kind of knob bit selecting formula according to claim 2, which is characterized in that the end part of pin shaft
It is fixedly connected with the turn-knob being located at outside preceding outer cover, the knob and pin shaft junction are equipped with circlip.
4. the more detent linkages of a kind of knob bit selecting formula according to claim 3, which is characterized in that fixture block front and rear surfaces
Upper have a protrusion, the outer cover front and rear surfaces be respectively equipped with it is raised match and straight trough.
5. the more detent linkages of a kind of knob bit selecting formula according to claim 4, which is characterized in that the chuck with it is interior
Lid is fixedly connected.
6. the more detent linkages of a kind of knob bit selecting formula according to claim 5, which is characterized in that outside the preceding outer cover
Portion is equipped with mark point, and the knob is equipped with the pointer with label point alignment.
7. a kind of utilize a kind of detent method of the more detent linkages of knob bit selecting formula as claimed in claim 6, feature
It is, when comprising the following steps that (1) needs to adjust required angle, knob 180 degree is rotated, since knob is eccentrically set on cam
On, with the rotation of cam, the longitudinal end of cam ejects outside card slot close to fixture block and by the fixture block in card slot；(2) pass through adjusting
Outer cover and inner cap body angle, i.e., the angle of left linking arm and right linking arm confirm proper angle；(3) angle needed for confirmation is good
Afterwards, knob 180 degree is rotated again, knob band moving cam rotates, and as minor axis of cam end is close to fixture block, cam is separated with fixture block,
Fixture block is caught in the card slot on chuck edge under the elastic force effect of torsionspring, and hinge is locked, completes to fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910445353.5A CN110067806A (en) | 2019-05-27 | 2019-05-27 | A kind of more detent linkages of knob bit selecting formula and its detent method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910445353.5A CN110067806A (en) | 2019-05-27 | 2019-05-27 | A kind of more detent linkages of knob bit selecting formula and its detent method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110067806A true CN110067806A (en) | 2019-07-30 |
Family
ID=67371650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910445353.5A Pending CN110067806A (en) | 2019-05-27 | 2019-05-27 | A kind of more detent linkages of knob bit selecting formula and its detent method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110067806A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306923A (en) * | 2019-08-09 | 2019-10-08 | 福州大学 | A kind of more detent linkages of poke-rod type and its application |
| CN110319111A (en) * | 2019-08-09 | 2019-10-11 | 福州大学 | A kind of more detent linkages of bolt-type and its working method |
| CN110332220A (en) * | 2019-08-09 | 2019-10-15 | 福州大学 | A kind of plain type adjustable angle hinge and its working method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4645371A (en) * | 1986-05-01 | 1987-02-24 | Wang Chien Yuan | Safety joint mechanism, particularly for folding ladders |
| CN2045775U (en) * | 1989-02-11 | 1989-10-11 | 李葵荣 | Ii type aluminium alloy all-purpose folding ladder |
| US4928792A (en) * | 1987-11-04 | 1990-05-29 | Krause Werk Gmbh & Co. Kg | Joint for ladders |
| US5814000A (en) * | 1996-07-12 | 1998-09-29 | Professional Products, Inc. | Adjustable joint brace |
| CN2457320Y (en) * | 2001-01-15 | 2001-10-31 | 翟子良 | Folding ladder for electrician |
| US20050121260A1 (en) * | 2003-11-11 | 2005-06-09 | Leng Lu H. | Lockable ladder hinge |
| US6993808B1 (en) * | 2000-09-18 | 2006-02-07 | Lenjoy Medical Engineering, Inc. | Adjustable hinges for orthopedic splints |
| CN2861598Y (en) * | 2004-12-28 | 2007-01-24 | 梁剑光 | External-board type multifunctional ladder hinge |
| US20070029858A1 (en) * | 2005-07-25 | 2007-02-08 | Grable David M | Seat assembly including a toothed pawl interengageable with a seatback |
| JP2011112150A (en) * | 2009-11-26 | 2011-06-09 | Ohashi Technica Inc | Hinge device and portable type information equipment using the same |
| CN209943338U (en) * | 2019-05-27 | 2020-01-14 | 福州大学 | Knob position-selecting type multi-position-clamping hinge mechanism |
-
2019
- 2019-05-27 CN CN201910445353.5A patent/CN110067806A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4645371A (en) * | 1986-05-01 | 1987-02-24 | Wang Chien Yuan | Safety joint mechanism, particularly for folding ladders |
| US4928792A (en) * | 1987-11-04 | 1990-05-29 | Krause Werk Gmbh & Co. Kg | Joint for ladders |
| CN2045775U (en) * | 1989-02-11 | 1989-10-11 | 李葵荣 | Ii type aluminium alloy all-purpose folding ladder |
| US5814000A (en) * | 1996-07-12 | 1998-09-29 | Professional Products, Inc. | Adjustable joint brace |
| US6993808B1 (en) * | 2000-09-18 | 2006-02-07 | Lenjoy Medical Engineering, Inc. | Adjustable hinges for orthopedic splints |
| CN2457320Y (en) * | 2001-01-15 | 2001-10-31 | 翟子良 | Folding ladder for electrician |
| US20050121260A1 (en) * | 2003-11-11 | 2005-06-09 | Leng Lu H. | Lockable ladder hinge |
| CN2861598Y (en) * | 2004-12-28 | 2007-01-24 | 梁剑光 | External-board type multifunctional ladder hinge |
| US20070029858A1 (en) * | 2005-07-25 | 2007-02-08 | Grable David M | Seat assembly including a toothed pawl interengageable with a seatback |
| JP2011112150A (en) * | 2009-11-26 | 2011-06-09 | Ohashi Technica Inc | Hinge device and portable type information equipment using the same |
| CN209943338U (en) * | 2019-05-27 | 2020-01-14 | 福州大学 | Knob position-selecting type multi-position-clamping hinge mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306923A (en) * | 2019-08-09 | 2019-10-08 | 福州大学 | A kind of more detent linkages of poke-rod type and its application |
| CN110319111A (en) * | 2019-08-09 | 2019-10-11 | 福州大学 | A kind of more detent linkages of bolt-type and its working method |
| CN110332220A (en) * | 2019-08-09 | 2019-10-15 | 福州大学 | A kind of plain type adjustable angle hinge and its working method |
| CN110306923B (en) * | 2019-08-09 | 2023-10-31 | 福州大学 | Driving lever type multi-clamping hinge mechanism and application thereof |
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