CN110671424A - Opening-adjustable hinge and adjusting method - Google Patents
Opening-adjustable hinge and adjusting method Download PDFInfo
- Publication number
- CN110671424A CN110671424A CN201910947469.9A CN201910947469A CN110671424A CN 110671424 A CN110671424 A CN 110671424A CN 201910947469 A CN201910947469 A CN 201910947469A CN 110671424 A CN110671424 A CN 110671424A
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- China
- Prior art keywords
- arm
- opening angle
- overturning
- sliding block
- ratchet wheel
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses an opening-adjustable hinge which comprises a first overturning arm, a second overturning arm, an overturning shaft, a ratchet wheel and an elastic pawl assembly arranged corresponding to the ratchet wheel, wherein two ends of the overturning shaft are respectively connected to the first overturning arm in a shaft mode, the second overturning arm and the ratchet wheel are respectively connected to the overturning shaft and can rotate along with the overturning shaft, the elastic pawl assembly comprises an outer sleeve, a sliding block, a pressure spring and a round rolling column, the outer sleeve is fixed on the first overturning arm, one end of the sliding block is sleeved in the outer sleeve, the pressure spring is arranged in the outer sleeve, two ends of the pressure spring respectively abut against the outer sleeve and the sliding block, and the round rolling column is connected to the other end of the sliding block in a shaft mode and abuts against and is matched with a; according to the invention, the ratchet wheel is matched with the elastic pawl assembly, so that the second turnover arm can have an open angle maintaining characteristic after rotating relative to the first turnover arm, and meanwhile, the open angle of the second turnover arm has adjustability, the structure is more flexible, and compared with a friction type hinge, the bearing capacity is stronger.
Description
Technical Field
The invention relates to an opening-adjustable hinge and an adjusting method.
Background
The existing friction type hinge has weak bearing capacity although the opening degree is adjustable, and the fixed opening type hinge has strong bearing capacity but the opening degree of the hinge is not adjustable, so that the structure is not flexible enough.
Disclosure of Invention
The invention aims to overcome the defects and provide an opening-adjustable hinge.
In order to achieve the purpose, the invention adopts the following specific scheme:
the utility model provides a hinge with adjustable aperture, includes first upset arm, second upset arm, trip shaft, ratchet and corresponds the elasticity pawl subassembly that sets up with the ratchet, the both ends of trip shaft cup joints respectively on first upset arm, second upset arm, ratchet are connected respectively on the trip shaft and can rotate along with the trip shaft, elasticity pawl subassembly includes outer sleeve, sliding block, pressure spring and round column, the outer sleeve is fixed on first upset arm, a pot head of sliding block is located in the outer sleeve, in the outer sleeve is located to the pressure spring, the both ends of pressure spring lean on with outer sleeve, sliding block top respectively, round column cup joints at the other end of sliding block and leans on the cooperation with the profile of tooth surface top of ratchet.
Wherein, the number of ratchet, elasticity pawl subassembly is two sets of respectively.
The second overturning arm is provided with a minimum opening angle limiting lug, and when the second overturning arm is in a minimum opening angle state, the minimum opening angle limiting lug abuts against one end of the first overturning arm.
Preferably, the minimum open angle limiting bump and the second overturning arm are integrally formed.
The second overturning arm is further provided with a maximum open angle limiting lug, and when the second overturning arm is in a maximum open angle state, the maximum open angle limiting lug abuts against the other end, opposite to the first overturning arm, of the second overturning arm.
Preferably, the maximum open angle limiting bump and the second turnover arm are integrally formed.
The invention has the beneficial effects that: compared with the prior art, the invention has the advantages that the ratchet wheel is matched with the elastic pawl assembly, so that the second turnover arm can have the open angle maintaining characteristic after rotating relative to the first turnover arm, meanwhile, the open angle of the second turnover arm has adjustability, the structure is more flexible, and the bearing capacity is stronger compared with a friction type hinge.
Drawings
Fig. 1 is a schematic structural view of an opening-adjustable hinge according to an embodiment of the present invention;
fig. 2 is a diagram illustrating a use state of the opening adjustable hinge according to the embodiment of the present invention at a minimum opening angle;
fig. 3 is a diagram illustrating a use state of the opening adjustable hinge according to the embodiment of the present invention at a maximum opening angle;
FIG. 4 is an exploded view of the resilient pawl assembly provided by the embodiments of the present invention;
description of reference numerals: 1-a first flipping arm; 2-a second flipping arm; 3-turning over the shaft; 4-ratchet wheel; 5-a resilient pawl assembly; 51-an outer sleeve; 52-a slider; 53-pressure spring; 54-round rollers; 6-a minimum open angle limit bump; 7-maximum open angle limit bump.
Detailed Description
The invention will be described in further detail with reference to the following figures and specific examples, without limiting the scope of the invention.
As shown in fig. 1 to 4, the hinge with adjustable opening degree of the present embodiment includes a first flipping arm 1, a second flipping arm 2, a flipping shaft 3, a ratchet 4 and an elastic pawl assembly 5 corresponding to the ratchet 4, two ends of the turning shaft 3 are respectively connected on the first turning arm 1, the second turning arm 2 and the ratchet wheel 4 are respectively connected on the turning shaft 3 and can rotate along with the turning shaft 3, the elastic pawl assembly 5 comprises an outer sleeve 51, a slide block 52, a pressure spring 53 and a round roller 54, the outer sleeve 51 is fixed on the first turning arm 1, one end of the sliding block 52 is sleeved in the outer sleeve 51, the compression spring 53 is arranged in the outer sleeve 51, two ends of the compression spring 53 are respectively abutted against the outer sleeve 51 and the sliding block 52, the round roller 54 is coupled to the other end of the sliding block 52 and is in abutting engagement with the toothed surface of the ratchet 4.
Initially, the round roller 54 abuts against the toothed surface of the ratchet 4 to clamp the ratchet 4, when the ratchet is used, the second flip arm 2 is broken under an external acting force, so that the second flip arm 2 relatively rotates relative to the first flip arm 1, the second flip arm 2 drives the flip shaft 3 to rotate, the flip shaft 3 drives the ratchet 4 to rotate, the ratchet 4 overcomes the resistance of the round roller 54 to rotate, at the moment, the round roller 54 is extruded by the ratchet 4 to extrude the sliding block 52, the sliding block 52 extrudes the pressure spring 53 to deform the pressure spring 53, when the external acting force is released, the pressure spring 53 recovers deformation to drive the sliding block 52 to slide, the sliding block 52 drives the round roller 54 to abut against the toothed surface of the ratchet 4 to clamp the ratchet 4 to prevent the ratchet 4 from further rotating, so that the second flip arm 2 can keep an open angle state; the opening angle of the second overturning arm 2 needs to be continuously adjusted, and the second overturning arm 2 can be kept in the required opening angle state only by repeating the process.
This embodiment makes second upset arm 2 can have open angle retention characteristic after rotating for first upset arm 1 through setting up ratchet 4 and the cooperation of elasticity pawl subassembly 5, makes the aperture of second upset arm 2 have the adjustability simultaneously, and the structure is more nimble, and compares with friction formula hinge, and bearing capacity is stronger.
Based on the above embodiment, further, the number of the ratchet wheels 4 and the number of the elastic pawl assemblies 5 are two, so that the open angle holding characteristic of the second turnover arm 2 is better, the structure is firmer, and the bearing capacity is further enhanced.
Based on the above embodiment, further, the second flipping arm 2 is provided with a minimum opening angle limiting bump 6, as shown in fig. 2, when the second flipping arm 2 is in the minimum opening angle state, the minimum opening angle limiting bump 6 abuts against one end of the first flipping arm 1, specifically, an external acting force is applied to the second flipping arm 2, so that the opening angle of the second flipping arm 2 is gradually reduced until the minimum opening angle limiting bump 6 is clamped at the upper end of the first flipping arm 1, and the minimum opening angle limiting bump 6 limits the opening angle of the second flipping arm 2 to be further reduced, so that the second flipping arm 2 is kept in the minimum opening angle state; preferably, the minimum open angle limiting lug 6 and the second overturning arm 2 are integrally formed, so that the structure is firmer.
Based on the above embodiment, further, the second flipping arm 2 is further provided with a maximum open angle limiting bump 7, as shown in fig. 3, when the second flipping arm 2 is in the maximum open angle state, the maximum open angle limiting bump 7 abuts against the other end opposite to the first flipping arm 1, specifically, an external acting force is applied to the second flipping arm 2, so that the open angle of the second flipping arm 2 is gradually increased until the maximum open angle limiting bump 7 is clamped at the lower end of the first flipping arm 1, the maximum open angle limiting bump 7 limits the open angle of the second flipping arm 2 to be further increased, and the second flipping arm 2 is kept in the maximum open angle state; preferably, the maximum open angle limiting bump 7 and the second turnover arm 2 are integrally formed, so that the structure is firmer.
The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present patent application are included in the protection scope of the present patent application.
Claims (9)
1. The utility model provides a hinge with adjustable aperture, a serial communication port, including first upset arm (1), second upset arm (2), trip shaft (3), ratchet (4) and correspond elasticity pawl subassembly (5) that sets up with ratchet (4), the both ends of trip shaft (3) are cup jointed respectively on first upset arm (1), second upset arm (2), ratchet (4) are connected respectively on trip shaft (3) and can rotate along with trip shaft (3), elasticity pawl subassembly (5) include outer sleeve (51), sliding block (52), pressure spring (53) and round column (54), outer sleeve (51) are fixed on first upset arm (1), the one end cover of sliding block (52) is located in outer sleeve (51), pressure spring (53) are located in outer sleeve (51), the both ends of pressure spring (53) are respectively with outer sleeve (51), The sliding block (52) is abutted, and the round roller (54) is coupled at the other end of the sliding block (52) in a shaft way and is abutted and matched with the toothed surface of the ratchet wheel (4).
2. The hinge with adjustable opening degree of claim 1, wherein the number of the ratchet wheel (4) and the number of the elastic pawl assembly (5) are two.
3. The hinge with adjustable opening degree according to claim 2, characterized in that the second turning arm (2) is provided with a minimum opening angle limiting bump (6), and when the second turning arm (2) is in the minimum opening angle state, the minimum opening angle limiting bump (6) is abutted against one end of the first turning arm (1).
4. The hinge with adjustable opening degree of claim 3, wherein the minimum opening angle limiting bump (6) is integrally formed with the second turnover arm (2).
5. The hinge with adjustable opening degree according to claim 2, characterized in that the second flip arm (2) is further provided with a maximum opening angle limiting bump (7), and when the second flip arm (2) is in the maximum opening angle state, the maximum opening angle limiting bump (7) abuts against the other end opposite to the first flip arm (1).
6. The hinge with adjustable opening degree of claim 5, wherein the maximum opening angle limiting bump (7) is integrally formed with the second turnover arm (2).
7. The hinge with adjustable opening degree of claim 5, wherein the maximum opening angle limiting bump (7) is integrally formed with the second turnover arm (2).
8. The hinge with adjustable opening degree of claim 5, wherein the maximum opening angle limiting bump (7) is integrally formed with the second turnover arm (2).
9. The method for adjusting an opening adjustable hinge according to any one of claims 1 to 4, comprising: the method is characterized in that: when the ratchet wheel 4 is used, under the action of external acting force, the second overturning arm 2 is broken, the second overturning arm 2 relatively rotates relative to the first overturning arm 1, the second overturning arm 2 drives the overturning shaft 3 to rotate, the overturning shaft 3 drives the ratchet wheel 4 to rotate, the ratchet wheel 4 overcomes the resistance of the circular roller 54 to rotate, at the moment, the circular roller 54 is extruded by the ratchet wheel 4, the sliding block 52 is extruded by the sliding block 52, the compression spring 53 is extruded by the sliding block 52 to deform, when the external acting force is released, the compression spring 53 recovers to deform, the sliding block 52 is driven to slide, the circular roller 54 is driven by the sliding block 52 to abut against the toothed surface of the ratchet wheel 4, so that the ratchet wheel 4 is clamped, further rotation of the ratchet wheel 4 is prevented, and the second overturning arm 2 can keep an open angle state; the opening angle of the second turnover arm 2 needs to be continuously adjusted, the second turnover arm 2 can be kept in the required opening angle state only by repeating the process,
through the arrangement of the ratchet wheel 4 and the elastic pawl component 5, the second turnover arm 2 can have the opening angle maintaining characteristic after rotating relative to the first turnover arm 1, and meanwhile, the opening angle of the second turnover arm 2 has adjustability,
the ratchet wheels 4 and the elastic pawl assemblies 5 are respectively provided with two groups, so that the open angle keeping property of the second turnover arm 2 is better,
a minimum opening angle limiting bump 6 is arranged on the second overturning arm 2, as shown in fig. 2, when the second overturning arm 2 is in a minimum opening angle state, the minimum opening angle limiting bump 6 abuts against one end of the first overturning arm 1, specifically, an external acting force is applied to the second overturning arm 2, so that the opening angle of the second overturning arm 2 is gradually reduced until the minimum opening angle limiting bump 6 is clamped at the upper end of the first overturning arm 1, and the minimum opening angle limiting bump 6 limits the opening angle of the second overturning arm 2 to be further reduced, so that the second overturning arm 2 is kept in the minimum opening angle state; preferably, the minimum open angle limiting lug 6 and the second overturning arm 2 are integrally formed, so that the structure is firmer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910947469.9A CN110671424A (en) | 2019-10-08 | 2019-10-08 | Opening-adjustable hinge and adjusting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910947469.9A CN110671424A (en) | 2019-10-08 | 2019-10-08 | Opening-adjustable hinge and adjusting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110671424A true CN110671424A (en) | 2020-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910947469.9A Withdrawn CN110671424A (en) | 2019-10-08 | 2019-10-08 | Opening-adjustable hinge and adjusting method |
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| Country | Link |
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| CN (1) | CN110671424A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201651018U (en) * | 2009-11-17 | 2010-11-24 | 新日兴股份有限公司 | Ratchet type pivot device and folding type device with thereof |
| CN202745568U (en) * | 2012-07-12 | 2013-02-20 | 广州祈信金属制品有限公司 | Novel hinge |
| CN103574236A (en) * | 2012-08-02 | 2014-02-12 | 兆利科技工业股份有限公司 | Supporting structure |
| CN203669580U (en) * | 2014-01-16 | 2014-06-25 | 温州荣安汽车部件有限公司 | Hinge device between vehicle body and vehicle door |
| CN204238710U (en) * | 2014-12-01 | 2015-04-01 | 江门市银狐美容美发设备有限公司 | A kind of cabinet door buffer structure |
| CN207048532U (en) * | 2017-06-13 | 2018-02-27 | 艾美特电器（九江）有限公司 | A kind of hinge arrangement |
| CN209067650U (en) * | 2018-09-30 | 2019-07-05 | 惠州市米瑞科技有限公司 | Shaft |
-
2019
- 2019-10-08 CN CN201910947469.9A patent/CN110671424A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201651018U (en) * | 2009-11-17 | 2010-11-24 | 新日兴股份有限公司 | Ratchet type pivot device and folding type device with thereof |
| CN202745568U (en) * | 2012-07-12 | 2013-02-20 | 广州祈信金属制品有限公司 | Novel hinge |
| CN103574236A (en) * | 2012-08-02 | 2014-02-12 | 兆利科技工业股份有限公司 | Supporting structure |
| CN203669580U (en) * | 2014-01-16 | 2014-06-25 | 温州荣安汽车部件有限公司 | Hinge device between vehicle body and vehicle door |
| CN204238710U (en) * | 2014-12-01 | 2015-04-01 | 江门市银狐美容美发设备有限公司 | A kind of cabinet door buffer structure |
| CN207048532U (en) * | 2017-06-13 | 2018-02-27 | 艾美特电器（九江）有限公司 | A kind of hinge arrangement |
| CN209067650U (en) * | 2018-09-30 | 2019-07-05 | 惠州市米瑞科技有限公司 | Shaft |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200110 |