CN204204428U - A kind of self-locking mechanism - Google Patents
A kind of self-locking mechanism Download PDFInfo
- Publication number
- CN204204428U CN204204428U CN201420561034.3U CN201420561034U CN204204428U CN 204204428 U CN204204428 U CN 204204428U CN 201420561034 U CN201420561034 U CN 201420561034U CN 204204428 U CN204204428 U CN 204204428U
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- CN
- China
- Prior art keywords
- rotation section
- hook
- link plate
- rotating shaft
- self
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- 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.)
- Expired - Fee Related
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- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Springs (AREA)
Abstract
The utility model discloses a kind of self-locking mechanism, comprise: the first rotation section, the second rotation section, rotating shaft, link plate, hook and torsion spring, described first rotation section and described second rotation section are relative to described axis of rotation and be respectively equipped with described link plate and described hook, in described first rotation section and described second rotation section relative rotational motion, described torsion spring oppositely pushes described first rotation section and described second rotation section, and described hook optionally catches on and departs from described link plate.Self-locking structure of the present utility model, can regulate height and the direction of product simultaneously, thus meet multiple user demand.
Description
Technical field
The utility model relates to a kind of self-locking mechanism.
Background technology
Along with the fast development of electronic technology, various multi-media display device occurs in succession, as liquid crystal display, panel computer, mobile phone and computer all-in-one machine etc.Due in use, these equipment often need fixing on the table with user-friendly.
The bracing or strutting arrangement of current most of electronic display units is on the market all that one end is provided with fixing base, and the other end is directly removably connected with display device.Also the bracing or strutting arrangement of part display device is had can to regulate the angle of display device on user direction among a small circle, but this bracing or strutting arrangement volume is larger, in the process of adjusting angle, bracing or strutting arrangement is also sustained height all the time, cannot meet actual needs.
Utility model content
In view of the deficiency that prior art exists, the utility model provides a kind of height-adjustable self-locking mechanism.
In order to realize above-mentioned object, the utility model have employed following technical scheme:
A kind of self-locking mechanism, comprise: the first rotation section, the second rotation section, rotating shaft, link plate, hook and torsion spring, described first rotation section and described second rotation section are relative to described axis of rotation and be respectively equipped with described link plate and described hook, in described first rotation section and described second rotation section relative rotational motion, described torsion spring oppositely pushes described first rotation section and described second rotation section, and described hook optionally catches on and departs from described link plate.
Wherein, described link plate comprises mating holes, and described hook comprises the second axis hole hooking body and be positioned at described hook body one end; Hook fasteners is passed described second axis hole and is fixed on described second rotation section, and described hook fasteners and described second axis hole clearance fit, described hook is rotatable relative to described hook fasteners.
Wherein, described torsion spring comprises the first free end and the second free end, and described torsion spring set is located in described rotating shaft, and described first free end and described second free end elasticity described second rotation section of compressing and described link plate respectively; In described first rotation section and described second rotation section when nearest, the length of described hook body is greater than the distance of described second axis hole to the described mating holes of described link plate.
Wherein, described rotating shaft is fixed on described first rotation section relatively, and described link plate is fixed in described rotating shaft relatively.
Wherein, described self-locking mechanism also comprises snap ring, and the axial wall of described roller end comprises at least one plane, described snap ring is fixed in described rotating shaft, described snap ring comprises the projection perpendicular to described snap ring anchor ring, and described first rotation section comprises draw-in groove, and described projection is arranged in described draw-in groove.
Wherein, described link plate comprises orthogonal horizontal component and vertical portion, and described vertical portion offers the first axis hole passed for rotating shaft, described mating holes is opened on described horizontal component; Described vertical portion also offers torsion spring spacing hole, and described second free end of described torsion spring inserts in described torsion spring spacing hole, and described link plate is fixed in described rotating shaft by threaded fastener.
Wherein, described link plate also comprises rake, and described rake is positioned at described horizontal component and described mating holes part extends on described rake.
Wherein, described hook also comprises hawk hook part, and described hawk hook part is positioned at the one end away from described second axis hole on described hook body, and described hawk hook part extends towards described axis hole one end from described hook body.
Self-locking structure of the present utility model, can regulate height and the direction of product simultaneously, thus meet multiple user demand.
Accompanying drawing explanation
Fig. 1 is the self-locking mechanism structural representation of the utility model preferred embodiment.
Fig. 2 is the A place enlarged drawing of Fig. 1.
Fig. 3 is the locking state schematic diagram of the self-locking mechanism of the utility model preferred embodiment.
Embodiment
Below will to being described further the utility model by embodiment by reference to the accompanying drawings.
Consult Fig. 1 and 2, the utility model discloses a kind of self-locking mechanism, comprise: the first rotation section 40, rotation section 3, second, rotating shaft 20, link plate 201, hook 202 and torsion spring 203, first rotation section 3 and the second rotation section 40 are rotated relative to rotating shaft 20, link plate 201 comprises mating holes 201b, and link plate 201 is fixed on the first rotation section 3; Hook 202 comprises the second axis hole 202b hooking body 202a and be positioned at hook body 202a one end; Hook fasteners 2002 is passed the second axis hole 202b and is fixed on the second rotation section 40, and hook fasteners 2002 and the second axis hole 202b clearance fit, 202a is rotatable relative to hook fasteners 2002 for hook; Torsion spring 203 comprises the first free end 203a and the second free end 203b, and torsion spring 203 is sheathed in rotating shaft 20, and the first free end 203a and the second free end 203b respectively elasticity oppress the second rotation section 40 and link plate 201; In the first rotation section 3 and the second rotation section 40 when nearest, the length hooking body 202a is greater than the distance of the second axis hole 202b to the mating holes 201b of link plate 201.
Rotating shaft 20 is fixed on the first rotation section 3 relatively, and link plate 201 is fixed in rotating shaft 20 relatively.Particularly, self-locking mechanism also comprises snap ring 204, and the axial wall of rotating shaft 20 end comprises at least one plane, namely cross section is surrounded by least one straight line and other lines, non-full circle cross section, correspondingly, snap ring 204 and link plate 201 correspondingly arranges the hole coordinated with rotating shaft 20 cross section.Snap ring 204 is fixed in rotating shaft 20, and snap ring 204 comprises the protruding 204a perpendicular to snap ring anchor ring, and the first rotation section 3 comprises draw-in groove 3a, and protruding 204a is arranged in draw-in groove 3a.
Wherein, link plate 201 comprises orthogonal horizontal component and vertical portion, and vertical portion offers the first axis hole 201a passed for rotating shaft 20, mating holes 201b is opened on horizontal component; Vertical portion also offers torsion spring spacing hole 201c, the second free end 203b of torsion spring 203 inserts in torsion spring spacing hole 201c, and link plate 201 is fixed in rotating shaft 20 by threaded fastener 2001.
Be understandable that, the axial wall of rotating shaft 20 end in the present embodiment comprises at least one plane, and be preferably two planes, namely the cross section of rotating shaft 20 end is surrounded by two straight lines and two circular arcs.In other embodiments, rotating shaft 20 end face can be " D " tee section, square-section, triangular-section, quincunx cross section etc.
More specifically, the first free end 203a is perpendicular to the axis of torsion spring 203, and the second free end 203b is parallel to torsion spring 203 axially.
Wherein, link plate 201 also comprises rake 201d, and rake 201d is positioned at horizontal component and mating holes 201b part extends on rake 201d.In addition, hook 202 also comprises hawk hook part 202d, and hawk hook part 202d is positioned at the one end hooked away from the second axis hole 202b on body 202a, and hawk hook part 202d extends towards axis hole 202b one end from hooking body 202a.Due to the existence of rake 201d, make to hook body 202a and more successfully slip in mating holes 201b; Hawk hook part 202d makes to lock rear hook body 202a and can not deviate from easily, locks more reliable.
When the cantilever cover plate 8 (see Fig. 3) of bracing or strutting arrangement is pressed into extreme lower position, owing to hooking the setting of the length of body 202a, when link plate 201 turn to hook body 202a contact time, the part that hook body 202a coordinates with link plate 201 is positioned at the top of link plate 201, and the hawk hook part 202d hooking body 202a is positioned at the top of the mating holes 201b of link plate 201, after removing external force, due to the elastic-restoring force of torsion spring 203, cantilever cover plate 8 is upspring, and the hawk hook part 202d hooking body 202a snaps in the interior realization locking of mating holes 201b of link plate 201.
Composition graphs 3, is the locking state schematic diagram of the self-locking mechanism of the utility model preferred embodiment simultaneously.In practical operation, when needs adjustment bracing or strutting arrangement, when the height of bracing or strutting arrangement is adjusted to minimum, only need firmly press cantilever cover plate 8, until cantilever cover plate 8 is pressed into extreme lower position, then with one end of the close self-locking mechanism of base 10 for pivot point, whole bracing or strutting arrangement rotated and erect, namely hook 202 hangs in the mating holes 201b of link plate 201.Finally remove the external force be applied on cantilever cover plate 8, due to the elastic-restoring force of torsion spring 203, namely cantilever cover plate 8 is returned to locked position, and namely hook 202 and link plate 201 firmly lock.
When needs adjustment bracing or strutting arrangement, when the height of bracing or strutting arrangement is adjusted to the highest, only need firmly pressing cantilever cover plate 8, overcome the elastic force of torsion spring 203, cantilever cover plate 8 is pressed into extreme lower position, then with one end of the close rotating shaft 20 of base 10 for pivot point, whole bracing or strutting arrangement is upwards erected certain altitude, namely hook 202 is separated with link plate 201 due to Action of Gravity Field, realizes unlocking.
The above is only the embodiment of the application; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the application's principle; can also make some improvements and modifications, these improvements and modifications also should be considered as the protection domain of the application.
Claims (8)
1. a self-locking mechanism, it is characterized in that, comprise: the first rotation section (3), second rotation section (40), rotating shaft (20), link plate (201), hook (202) and torsion spring (203), described first rotation section (3) and described second rotation section (40) are rotated relative to described rotating shaft (20) and are respectively equipped with described link plate (201) and described hook (202), in described first rotation section (3) and described second rotation section (40) relative rotational motion, described torsion spring (203) is described first rotation section (3) of pushing and described second rotation section (40) oppositely, described hook (202) optionally catches on and departs from described link plate (201).
2. self-locking mechanism according to claim 1, it is characterized in that, described link plate (201) comprises mating holes (201b), and described hook (202) comprises the second axis hole (202b) hooking body (202a) and be positioned at described hook body (202a) one end; Hook fasteners (2002) is through described second axis hole (202b) and be fixed on described second rotation section (40), and described hook fasteners (2002) and described second axis hole (202b) clearance fit, described hook (202a) is rotatable relative to described hook fasteners (2002).
3. self-locking mechanism according to claim 2, it is characterized in that, described torsion spring (203) comprises the first free end (203a) and the second free end (203b), described torsion spring (203) is sheathed in described rotating shaft (20), and described first free end (203a) and described second free end (203b) elasticity described second rotation section (40) of compressing and described link plate (201) respectively; In described first rotation section (3) and described second rotation section (40) when nearest, the length of described hook body (202a) is greater than the distance of described second axis hole (202b) to the described mating holes (201b) of described link plate (201).
4. according to the arbitrary described self-locking mechanism of claim 1-3, it is characterized in that, described rotating shaft (20) is fixed on described first rotation section (3) relatively, and described link plate (201) is fixed in described rotating shaft (20) relatively.
5. self-locking mechanism according to claim 4, it is characterized in that, also comprise snap ring (204), the axial wall of described rotating shaft (20) end comprises at least one plane, described snap ring (204) is fixed in described rotating shaft (20), described snap ring (204) comprises the projection (204a) perpendicular to described snap ring anchor ring, described first rotation section (3) comprises draw-in groove (3a), and described projection (204a) is arranged in described draw-in groove (3a).
6. self-locking mechanism according to claim 2, it is characterized in that, described link plate (201) comprises orthogonal horizontal component and vertical portion, described vertical portion offers the first axis hole (201a) passed for described rotating shaft (20), described mating holes (201b) is opened on described horizontal component; Described vertical portion also offers torsion spring spacing hole (201c), described second free end (203b) of described torsion spring (203) is inserted in described torsion spring spacing hole (201c), and described link plate (201) is fixed in described rotating shaft (20) by threaded fastener (2001).
7. self-locking mechanism according to claim 6, it is characterized in that, described link plate (201) also comprises rake (201d), and described rake (201d) is positioned at described horizontal component and described mating holes (201b) part extends on described rake (201d).
8. self-locking mechanism according to claim 2, it is characterized in that, described hook (202) also comprises hawk hook part (202d), described hawk hook part (202d) is positioned at the one end away from described second axis hole (202b) on described hook body (202a), and described hawk hook part (202d) extends towards described axis hole (202b) one end from described hook body (202a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420561034.3U CN204204428U (en) | 2014-09-15 | 2014-09-26 | A kind of self-locking mechanism |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014205267955 | 2014-09-15 | ||
| CN201420526795 | 2014-09-15 | ||
| CN201420561034.3U CN204204428U (en) | 2014-09-15 | 2014-09-26 | A kind of self-locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204204428U true CN204204428U (en) | 2015-03-11 |
Family
ID=52659367
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420560504.4U Expired - Fee Related CN204204427U (en) | 2014-09-15 | 2014-09-26 | Torque force regulating mechanism |
| CN201420561034.3U Expired - Fee Related CN204204428U (en) | 2014-09-15 | 2014-09-26 | A kind of self-locking mechanism |
| CN201420562662.3U Expired - Fee Related CN204312957U (en) | 2014-09-15 | 2014-09-26 | A kind of extension spring device regulated for tensioning |
| CN201420560465.8U Expired - Fee Related CN204201406U (en) | 2014-09-15 | 2014-09-26 | A kind of fixed base rotating machinery |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420560504.4U Expired - Fee Related CN204204427U (en) | 2014-09-15 | 2014-09-26 | Torque force regulating mechanism |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420562662.3U Expired - Fee Related CN204312957U (en) | 2014-09-15 | 2014-09-26 | A kind of extension spring device regulated for tensioning |
| CN201420560465.8U Expired - Fee Related CN204201406U (en) | 2014-09-15 | 2014-09-26 | A kind of fixed base rotating machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN204204427U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095281A (en) * | 2018-01-27 | 2019-08-06 | 蒋盼盼 | A kind of gear box test bed of wind generating set |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106263516B (en) * | 2016-10-21 | 2020-04-28 | 深圳米乔科技有限公司 | Lifting table |
| CN107462953A (en) * | 2017-09-02 | 2017-12-12 | 蚌埠道生精密光电科技有限公司 | The attachment structure of fused fiber splice machine base and aerial work platform |
| CN107673033A (en) * | 2017-10-31 | 2018-02-09 | 天津成科传动机电技术股份有限公司 | A kind of split type sweeper adjust automatically scraper |
| CN108905088B (en) * | 2018-06-26 | 2020-02-25 | 滁州学院 | Wrist strength exerciser with adjustable torsion |
-
2014
- 2014-09-26 CN CN201420560504.4U patent/CN204204427U/en not_active Expired - Fee Related
- 2014-09-26 CN CN201420561034.3U patent/CN204204428U/en not_active Expired - Fee Related
- 2014-09-26 CN CN201420562662.3U patent/CN204312957U/en not_active Expired - Fee Related
- 2014-09-26 CN CN201420560465.8U patent/CN204201406U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095281A (en) * | 2018-01-27 | 2019-08-06 | 蒋盼盼 | A kind of gear box test bed of wind generating set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN204201406U (en) | 2015-03-11 |
| CN204204427U (en) | 2015-03-11 |
| CN204312957U (en) | 2015-05-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |