CN202937580U - Rotating locking device - Google Patents
Rotating locking device Download PDFInfo
- Publication number
- CN202937580U CN202937580U CN 201220634246 CN201220634246U CN202937580U CN 202937580 U CN202937580 U CN 202937580U CN 201220634246 CN201220634246 CN 201220634246 CN 201220634246 U CN201220634246 U CN 201220634246U CN 202937580 U CN202937580 U CN 202937580U
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- guide
- track groove
- lock
- bindiny mechanism
- along
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Abstract
The utility model discloses a rotating locking device which comprises a lock and a positioning plate which rotates around a shaft, wherein the lock comprises a press button, a connecting mechanism, a locking pole, an elastic element, and a shell. The connecting mechanism is arranged between the press button and the locking pole and is embedded in the shell. Positioning shift of the locking pole between a locking position and a stop position is achieved with the help of the connecting mechanism and the elastic element which is close to the top of the locking pole. The positioning plate is provided with a positioning slot or a positioning hole which is matched with the locking pole. With the rotating locking device, fast locking and positioning of an object which is coaxially connected with the positioning plate can be achieved.
Description
Technical field
The utility model relates to a kind of rotation lock device.
Background technique
Existing rotation lock device generally is connected with the connection object that sways, when the connection object that sways positions after rotation angle is adjusted, two kinds of lock modes are arranged usually: a kind of is to prevent the rotation of described connection object by the assurance of shell fragment frictional force, the shortcoming of this mode is that the frictional force size is difficult to control, because if frictional force is too large, connecting object can not easily rotate, if frictional force is too little, connects the direction of object behind the location easily and be offset because of the factor such as vibration; Another kind of mode is directly to utilize screw locking, prevents from connecting the rotation of object, the shortcoming of this mode be will be with the hands or instrument repeatedly tighten debugging and could realize, it is extremely inconvenient to operate.
Summary of the invention
Based on this, the utility model is to overcome the defective of prior art, and a kind of rotation lock device is provided, and this rotation lock device can be to realizing quick lock in and release with the coaxial object that is connected of positioning plate.
Its technological scheme is as follows:
A kind of rotation lock device, the positioning plate that includes lock and sway, described lock includes button, bindiny mechanism, lock, elastic component and shell, described bindiny mechanism is arranged between described button and lock, and be entrenched in described shell, described lock realizes that by means of bindiny mechanism and near the elastic component at lock top the location changes between locked position and idle position, and described positioning plate is provided with locating slot or the positioning hole that matches with described lock.
The below describes further technological scheme:
Described bindiny mechanism is solid of rotation, and described bindiny mechanism is provided with along its axially extended outer ratchet along its circumferential direction.
described shell is provided with interior ratchet on the inwall corresponding with described bindiny mechanism, the end of interior ratchet is formed with the first guide-track groove, also be formed with the second guide-track groove between two adjacent interior ratchets, described outer ratchet is fastened in described the first guide-track groove or the second guide-track groove, along on the axial direction of described shell, the degree of depth of described the second guide-track groove is deeper than the degree of depth of described the first guide-track groove, make when described outer ratchet is fastened on described the first guide-track groove, described lock is positioned at locked position, when described outer ratchet is fastened on described the second guide-track groove, described lock is positioned at idle position.
The end of described interior ratchet is provided with the first plane of inclination of guiding the first guide-track groove on along the second guide-track groove to the circumferencial direction of the first guide-track groove, the end of described interior ratchet is provided with the second plane of inclination of guiding the second guide-track groove on along described the first guide-track groove to the circumferencial direction of the second guide-track groove, all matches with the top end face of described outer ratchet in described the first plane of inclination and the second plane of inclination.
Described button circumferentially is provided with along its axially extended helical teeth equably along it, also be provided with the 3rd guide-track groove on described interior ratchet, the 3rd guide-track groove is corresponding with described the first guide-track groove, described helical teeth is entrenched in described the second guide-track groove and the 3rd guide-track groove, the bottom end face of helical teeth also matches with the top end face of outer ratchet, along described shell in the radial direction, the degree of depth of described the second guide-track groove is deeper than the degree of depth of described the 3rd guide-track groove.
Described elastic component is spring, and described lock is provided with stop part, and described shell includes base, and the two ends of described spring are pressed on respectively on described stop part and base, and the end of described bindiny mechanism is against on described stop part.
Described positioning plate circumferentially is provided with a plurality of locating slots equably along it.
The below describes advantage or the principle of aforementioned techniques scheme:
1, the positioning plate that described rotation lock device includes lock and sways, the lock of lock can stretch out or retract, described positioning plate sways, button can impose axial force to lock by bindiny mechanism, lock is in the location conversion that can realize under the effect of the restoring force of described axial force and elastic component between locked position and idle position, namely when button is applied axial force, lock can be positioned at locked position, lock stretched out and snapped in described locating slot or positioning hole this moment, positioning plate is stuck or locks and can not sway, when again button being applied axial force, lock can be positioned at idle position, this moment, lock was retracted from described locating slot or positioning hole, positioning plate can continue to sway.Thereby this rotation lock device can be to realizing quick lock in and release with the coaxial object that is connected of positioning plate.
2, described bindiny mechanism is solid of rotation, this bindiny mechanism can rotate with respect to button, be deeper than the degree of depth of the first guide-track groove due to the degree of depth of the second guide-track groove, thereby when button is applied axial force, button withstands outer ratchet makes outer ratchet shift out the second guide-track groove and the constraint that breaks away from the second guide-track groove, then outer ratchet slides to the first guide-track groove along the first plane of inclination, bindiny mechanism's relative key rotates and withstand lock stretches out lock, until outer ratchet is fastened on the first guide-track groove, this moment, described lock stretched in described locating slot or positioning hole, lock is positioned at locked position, the location of realization to positioning plate, when button is applied axial force again, the helical teeth of button withstands again outer ratchet makes outer ratchet shift out the first guide-track groove, then outer ratchet slides to the second guide-track groove along the second plane of inclination, bindiny mechanism's relative key rotates, lock is retracted under the restoring force effect of spring, until outer ratchet is fastened on the second guide-track groove, this moment, described lock was positioned at idle position, positioning plate can be rotated further.Thereby described lock can be realized a key lock or release.
3, all match with the top end face of described outer ratchet in described the first plane of inclination and the second plane of inclination, when button is applied axial force, described outer ratchet can successfully slide between described the first guide-track groove and the second guide-track groove, realizes that bindiny mechanism is with respect to the rotation of button.
4, described helical teeth is entrenched in described the second guide-track groove and the 3rd guide-track groove, no matter outer ratchet is fastened in the first guide-track groove or in the second guide-track groove, described helical teeth can withstand outer ratchet, make outer ratchet shift out the first guide-track groove or the second guide-track groove, thereby outer ratchet can be slided between the first guide-track groove and the second guide-track groove.
5, the two ends of described spring are pressed on respectively on described stop part and base, and the restoring force of spring can make described lock be retracted to idle position; The end of described bindiny mechanism is against on described stop part, thereby bindiny mechanism can withstand lock lock is stretched out.
6, described positioning plate circumferentially is provided with a plurality of locating slots equably along it, and described lock can be realized locking to positioning plate or with the coaxial object that is connected of positioning plate in a plurality of specific pivotal positions.
Description of drawings
Fig. 1 is the structural representation of the described rotation lock device of the utility model embodiment under lock state.
Fig. 2 is the structural representation of the described rotation lock device of the utility model embodiment under dormant state.
Fig. 3 is the sectional view of the described lock of the utility model embodiment.
Fig. 4 be in Fig. 3 A-A to cut view.
Fig. 5 is the assembly structure figure of the described bindiny mechanism of the utility model embodiment and associated part thereof.
Fig. 6 is the structural representation of the described shell of the utility model embodiment.
Fig. 7 is the application structure figure of the described rotation lock device of the utility model embodiment on computer head moving lamp.
Description of reference numerals:
1, lock, 101, button, 1011, helical teeth, 102, bindiny mechanism, 1021, outer ratchet, 103, shell, 1031, interior ratchet, the 1032, first guide-track groove, the 1033, second guide-track groove, 1034, the 3rd guide-track groove, 104, lock, 105, spring, 106, base, 2, positioning plate, 201, locating slot, 3, computer head moving lamp, 4, support the U arm.
Embodiment
The below is elaborated to embodiment of the present utility model:
as extremely shown in Figure 6 in Fig. 1, a kind of rotation lock device, the positioning plate 2 that includes lock 1 and sway, described lock 1 includes button 101, bindiny mechanism 102, lock 104, elastic component and shell 103, described bindiny mechanism 102 is arranged between described button 101 and lock 104, and be entrenched in described shell 103, described lock 104 realizes that by means of bindiny mechanism 102 and near the elastic component at lock 104 tops the location changes between locked position and idle position, described positioning plate 2 is provided with the locating slot 201 that matches with described lock 104.
Wherein, described bindiny mechanism 102 is solid of rotation, and described bindiny mechanism 102 is provided with along its axially extended outer ratchet 1021 equably along its circumferential direction.described shell 103 is provided with interior ratchet 1031 on the inwall corresponding with described bindiny mechanism 102, the end of interior ratchet 1031 is formed with the first guide-track groove 1032, also be formed with the second guide-track groove 1033 between two adjacent interior ratchets 1031, described outer ratchet 1021 is fastened in described the first guide-track groove 1032 or the second guide-track groove 1033, along on the axial direction of described shell 103, the degree of depth of described the second guide-track groove 1033 is deeper than the degree of depth of described the first guide-track groove 1032, make when described outer ratchet 1021 is fastened on described the first guide-track groove 1032, described lock 104 is positioned at locked position, when described outer ratchet 1021 is fastened on described the second guide-track groove 1033, described lock 104 is positioned at idle position.The end of described interior ratchet 1031 is provided with the first plane of inclination of guiding the first guide-track groove 1032 on along the second guide-track groove 1033 to the circumferencial direction of the first guide-track groove 1032, the end of described interior ratchet 1031 is provided with the second plane of inclination of guiding the second guide-track groove 1033 on along described the first guide-track groove 1032 to the circumferencial direction of the second guide-track groove 1033, all matches with the top end face of described outer ratchet 1021 in described the first plane of inclination and the second plane of inclination.Described button 101 circumferentially is provided with along its axially extended helical teeth 1011 equably along it, also be provided with the 3rd guide-track groove 1034 on described interior ratchet 1031, described the 3rd guide-track groove 1034 is corresponding with described the first guide-track groove 1032, described helical teeth 1011 is entrenched in described the second guide-track groove 1033 and the 3rd guide-track groove 1034, the bottom end face of helical teeth 1011 also matches with the top end face of outer ratchet 1021, along described shell 103 in the radial direction, the degree of depth of described the second guide-track groove 1033 is deeper than the degree of depth of described the 3rd guide-track groove 1034.Described elastic component is spring 105, described lock 104 is provided with stop part, described shell 103 includes base 106, and the two ends of described spring 105 are pressed on respectively on described stop part and base 106, and the end of described bindiny mechanism 102 is against on described stop part.Described positioning plate 2 circumferentially is provided with a plurality of locating slots 201 equably along it.
As shown in Figure 7, described rotation lock device is applied in locking structure that computer head moving lamp 3 sways, described positioning plate 2 is coaxially connected with computer head moving lamp 3, described lock 1 is arranged on and supports on U arm 4, and this rotation lock device can make computer head moving lamp 3 lock on different pivotal positions or locate.
The present embodiment has the following advantages or principle:
1, the positioning plate 2 that described rotation lock device includes lock 1 and sways, the lock 104 of lock 1 can stretch out or retract, described positioning plate 2 sways, button 101 can impose axial force to lock 104 by bindiny mechanism 102, lock 104 is changed in the location between locked position and idle position can realize under the effect of the restoring force of described axial force and elastic component: when button 101 is applied axial force, lock 104 can be positioned at locked position, lock 104 stretched out and snapped in described locating slot 201 or positioning hole this moment, positioning plate 2 is stuck or locks and can not sway, namely this moment, rotation lock device was in the lock state, specifically as shown in Figure 1, when again button 101 being applied axial force, lock 104 can be positioned at idle position, and this moment, lock 104 was retracted from described locating slot 201, and positioning plate 2 can continue to sway, and namely this moment, rotation lock device was in dormant state, specifically as shown in Figure 2.Thereby this rotation lock device can be to realizing quick lock in location and release with the coaxial object that is connected of positioning plate 2.
2, described bindiny mechanism 102 is solid of rotation, this bindiny mechanism 102 can rotate with respect to button 101, be deeper than the degree of depth of the first guide-track groove 1032 due to the degree of depth of the second guide-track groove 1033, thereby when button 101 is applied axial force, button 101 withstands outer ratchet 1021 makes outer ratchet 1021 shift out the second guide-track groove 1033 and the constraint that breaks away from the second guide-track groove 1033, then outer ratchet 1021 slides to the first guide-track groove 1032 along the first plane of inclination, bindiny mechanism's 102 relative keys 101 rotate and withstand lock 104 stretches out lock 104, until outer ratchet 1021 is fastened on the first guide-track groove 1032, this moment, described lock 104 stretched in described locating slot 201 or positioning hole, lock 104 is positioned at locked position, the location of realization to positioning plate 2, when button 101 is applied axial force again, the helical teeth 1011 of button 101 withstands again outer ratchet 1021 makes outer ratchet 1021 shift out the first guide-track groove 1032, then outer ratchet 1021 slides to the second guide-track groove 1033 along the second plane of inclination, bindiny mechanism's 102 relative keys 101 rotate, lock 104 is retracted under the restoring force effect of spring 105, until outer ratchet 1021 is fastened on the second guide-track groove 1033, this moment, described lock 104 was positioned at idle position, positioning plate 2 can be rotated further.Thereby described lock 1 can be realized a key lock or release.
3, all match with the top end face of described outer ratchet 1021 in described the first plane of inclination and the second plane of inclination, when button 101 is applied axial force, described outer ratchet 1021 can successfully slide between described the first guide-track groove 1032 and the second guide-track groove 1033, realizes that bindiny mechanism 102 is with respect to the rotation of button 101.
4, described helical teeth 1011 is entrenched in described the second guide-track groove 1033 and the 3rd guide-track groove 1034, no matter outer ratchet 1021 is fastened in the first guide-track groove 1032 or in the second guide-track groove 1033, described helical teeth 1011 can withstand outer ratchet 1021, make outer ratchet 1021 shift out the first guide-track groove 1032 or the second guide-track groove 1033, thereby outer ratchet 1021 can be slided between the first guide-track groove 1032 and the second guide-track groove 1033.
5, the two ends of described spring 105 are pressed on respectively on described stop part and base 106, and the restoring force of spring 105 can make described lock 104 be retracted to idle position; The end of described bindiny mechanism 102 is against on described stop part, thereby bindiny mechanism 102 can withstand lock 104 lock 104 is stretched out.
6, described positioning plate 2 circumferentially is provided with a plurality of locating slots 201 equably along it, and described lock 1 can be realized locking to positioning plate 2 or with the coaxial object that is connected of positioning plate 2 in a plurality of specific pivotal positions.
The above embodiment has only expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (7)
1. rotation lock device, it is characterized in that, the positioning plate that includes lock and sway, described lock includes button, bindiny mechanism, lock, elastic component and shell, described bindiny mechanism is arranged between described button and lock, and be entrenched in described shell, described lock realizes that by means of bindiny mechanism and near the elastic component at lock top the location changes between locked position and idle position, and described positioning plate is provided with locating slot or the positioning hole that matches with described lock.
2. rotation lock device according to claim 1, is characterized in that, described bindiny mechanism is solid of rotation, and described bindiny mechanism is provided with along its axially extended outer ratchet along its circumferential direction.
3. rotation lock device according to claim 2, it is characterized in that, described shell is provided with interior ratchet on the inwall corresponding with described bindiny mechanism, the end of interior ratchet is formed with the first guide-track groove, also be formed with the second guide-track groove between two adjacent interior ratchets, described outer ratchet is fastened in described the first guide-track groove or the second guide-track groove, along on the axial direction of described shell, the degree of depth of described the second guide-track groove is deeper than the degree of depth of described the first guide-track groove, make when described outer ratchet is fastened on described the first guide-track groove, described lock is positioned at locked position, when described outer ratchet is fastened on described the second guide-track groove, described lock is positioned at idle position.
4. rotation lock device according to claim 3, it is characterized in that, the end of described interior ratchet is provided with the first plane of inclination of guiding the first guide-track groove on along the second guide-track groove to the circumferencial direction of the first guide-track groove, the end of described interior ratchet is provided with the second plane of inclination of guiding the second guide-track groove on along described the first guide-track groove to the circumferencial direction of the second guide-track groove, all matches with the top end face of described outer ratchet in described the first plane of inclination and the second plane of inclination.
5. rotation lock device according to claim 3, it is characterized in that, described button circumferentially is provided with along its axially extended helical teeth equably along it, also be provided with the 3rd guide-track groove on described interior ratchet, the 3rd guide-track groove is corresponding with described the first guide-track groove, described helical teeth is entrenched in described the second guide-track groove and the 3rd guide-track groove, the bottom end face of helical teeth also matches with the top end face of outer ratchet, along described shell in the radial direction, the degree of depth of described the second guide-track groove is deeper than the degree of depth of described the 3rd guide-track groove.
6. rotation lock device according to claim 1, it is characterized in that, described elastic component is spring, described lock is provided with stop part, described shell includes base, the two ends of described spring are pressed on respectively on described stop part and base, and the end of described bindiny mechanism is against on described stop part.
7. rotation lock device according to claim 1, is characterized in that, described positioning plate circumferentially is provided with a plurality of locating slots equably along it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220634246 CN202937580U (en) | 2012-11-26 | 2012-11-26 | Rotating locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220634246 CN202937580U (en) | 2012-11-26 | 2012-11-26 | Rotating locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202937580U true CN202937580U (en) | 2013-05-15 |
Family
ID=48321821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220634246 Expired - Fee Related CN202937580U (en) | 2012-11-26 | 2012-11-26 | Rotating locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202937580U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417069A (en) * | 2015-12-17 | 2016-03-23 | 上汽大众汽车有限公司 | Positioning, starting and stopping mechanism |
| CN109404394A (en) * | 2018-11-26 | 2019-03-01 | 中国科学院长春光学精密机械与物理研究所 | A kind of mechanical position limitation locking device of optoelectronic device |
-
2012
- 2012-11-26 CN CN 201220634246 patent/CN202937580U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417069A (en) * | 2015-12-17 | 2016-03-23 | 上汽大众汽车有限公司 | Positioning, starting and stopping mechanism |
| CN109404394A (en) * | 2018-11-26 | 2019-03-01 | 中国科学院长春光学精密机械与物理研究所 | A kind of mechanical position limitation locking device of optoelectronic device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20191126 |