CN202148748U - Pull type mask lock - Google Patents
Pull type mask lock Download PDFInfo
- Publication number
- CN202148748U CN202148748U CN201120201821U CN201120201821U CN202148748U CN 202148748 U CN202148748 U CN 202148748U CN 201120201821 U CN201120201821 U CN 201120201821U CN 201120201821 U CN201120201821 U CN 201120201821U CN 202148748 U CN202148748 U CN 202148748U
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- Prior art keywords
- lock
- spring
- jam plate
- dead bolt
- bayonet socket
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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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- 125000006850 spacer group Chemical group 0.000 claims abstract description 53
- 238000013461 design Methods 0.000 abstract description 3
- 230000013011 mating Effects 0.000 description 3
- 238000006748 scratching Methods 0.000 description 3
- 230000002393 scratching effect Effects 0.000 description 3
- 101100441413 Caenorhabditis elegans cup-15 gene Proteins 0.000 description 2
- 238000013475 authorization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000008921 facial expression Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model provides a pull type face guard lock, includes lock seat, spring bolt, spring and lockpin, the lock seat includes mutually perpendicular's mounting panel and jam plate, be provided with a spacer pin on the jam plate and with lockpin matched with jam plate bayonet socket, be provided with rotation axis, No. two spacer pins on the spring bolt, spacing bayonet socket and with lockpin matched with spring bolt bayonet socket, the rotation axis is with the rotatory hole normal running fit that sets up on the jam plate, No. two spacer pins are connected with the one end of spring, the other end of spring is connected with a spacer pin, the upper and lower both ends of spacing bayonet socket are provided with pothook and lower pothook respectively, go up the pothook, lower pothook all cooperatees with a spacer pin. The design has the advantages of fewer parts, simple structure, convenience in use and replacement and weaker limitation of spatial arrangement.
Description
Technical field
The utility model relates to a kind of face shield locking device, relates in particular to a kind of pulling type face shield lock, specifically is applicable to the face shield lock that stingy hand need not be set, only need pulling face shield body to open.
Background technology
At present, not only part is more for domestic and international existing face shield locking device, and complex structure; Referring to figure 1 – Fig. 2, existing face shield locking device generally comprises existing bearing pin 10, existing torsionspring 11, existing hand 12, existing lock 13, existing lock pin 14, existing spring cup 15, existing compression spring 16, the existing welded nut 17 and existing spring base 18 scratched, and space required when this kind face shield locking device is installed is bigger; Be generally 140 * 106 * 64, in the development and Design of new model, arrange comparatively difficulty, increased the development and Design difficulty of new model; In addition; In use, because this face shield locking device is to mesh with existing stingy gesture and facial expression of scratching hand 12 through the lock pin face that has lock pin 14 now to close locking, so its unlatching needs two steps: pull at first to the inside to have now and scratch hand 12; Make the lock pin face separate with stingy gesture and facial expression; Outside pulling face shield body exert oneself then to open the face shield lock, need pull the existing hand 12 of scratching during owing to unlatching earlier, leave enough operation by human hand spaces to open operation so this kind face shield locking device must be arranged in the face shield lower edge; Yet face shield and part cooperation on every side are comparatively compact in many vehicles; Do not have enough spaces to supply operation by human hand, so the spatial placement of this kind face shield locking device has significant limitation, range of application is narrower.
The Chinese patent notice of authorization number is CN201835639U; Notice of authorization day is that the utility model patent on May 18th, 2011 discloses the stingy hand-type face shield locking device of a kind of nothing; Comprise lock and go up bearing pin, dead bolt, torsion spring, lining and the lock pin that is provided with; Said lock comprises mutual installing plate connected vertically, jam plate and base plate; A side of nearly jam plate is provided with mating holes on the installing plate, and jam plate is provided with jam plate torsion spring hole, jam plate pin shaft hole and jam plate lock pin bayonet socket, and the end away from installing plate on the base plate is provided with the matching board perpendicular with base plate; The other end of matching board is connected with jam plate; Match with jam plate torsion spring hole, dead bolt torsion spring hole respectively in the two ends of torsion spring, dead bolt be provided with the corresponding dead bolt upper limit of mating holes end, with the corresponding dead bolt lower limit of matching board end, with lock pin corresponding dead bolt lock pin bayonet socket and with the corresponding dead bolt pin shaft hole of bearing pin, run through being provided with bearing pin in the dead bolt pin shaft hole.Though this utility model is not provided with stingy hand, greatly reduce this Unit Installation space, weakened the limitation of spatial placement; But it still has following shortcoming: at first, this device comprises lock, bearing pin, dead bolt, torsion spring, lining and lock pin, and lock comprises installing plate, jam plate and base plate; Also mating holes need be set on the installing plate, also matching board need be set on the base plate, not only number of parts is more; Assemble comparatively loaded down with trivial detailsly, and complex structure is unfavorable for enhancing productivity; Secondly; Though this utility model utilizes the elastic force of torsion spring to open and closed procedure, effectively avoided the limitation that the attacker brings in the prior art, the torsion spring in this utility model is arranged between lock and the dead bolt; Comparatively bother when not only installing, nor be beneficial to the maintenance in later stage.
Summary of the invention
The purpose of the utility model be overcome that the part that exists in the prior art is more, complex structure, the defective that is unfavorable for O&M and problem, the pulling type face shield lock that a kind of part is less, simple in structure, help O&M is provided.
For realizing above purpose; The technical solution of the utility model is: a kind of pulling type face shield lock; Comprise lock and dead bolt; Said lock comprises orthogonal installing plate and jam plate, and jam plate is provided with the jam plate bayonet socket that matches with lock pin, and dead bolt is provided with the dead bolt bayonet socket that matches with lock pin;
Said pulling type face shield lock also comprises spring; The position of nearly installing plate is provided with spacer pin No. one on the said jam plate; The one side of nearly jam plate is provided with axis of rotation on the said dead bolt; Another side is provided with spacer pin No. two, and the position of nearly installing plate is provided with spacing bayonet socket on the dead bolt, and the rotating hole that is provided with on axis of rotation and the jam plate is rotatably assorted; No. two spacer pin is connected with an end of spring; The other end of spring is connected with a spacer pin, and the two ends up and down of spacing bayonet socket are respectively arranged with grab and following grab, and last grab, following grab all match with a spacer pin.
Said axis of rotation is between spacer pin and No. two spacer pins, and the distance between axis of rotation and the spacer pin is greater than the distance between axis of rotation and No. two spacer pins.
Said installing plate is provided with installing hole and following installing hole, and spacer pin in the projection on the installing plate between last installing hole and following installing hole.
Compared with prior art, the beneficial effect of the utility model is:
1, owing to only comprises lock pin, lock, dead bolt and spring in a kind of pulling type face shield lock of the utility model; Lock includes only installing plate and jam plate; Compared with prior art, not only number of parts obviously reduces, and simple in structure; Lock, dead bolt all are convenient to streamline production, help enhancing productivity.Therefore not only part is less for the utility model, and simple in structure.
2, owing to only comprise lock pin, lock, dead bolt and spring in a kind of pulling type face shield of the utility model lock, number of parts and is the assembling that whole device is carried out on the basis with lock, the dead bolt of smaller size smaller seldom; So overall volume is also less, compares with 140 * 106 * 64 of prior art, volume obviously dwindles; In addition; Realize closing and opening of face shield because the utility model is the locking power through spring, and do not need the mask lock directly not operate, thereby stingy hand is not set in the utility model; Not only be convenient to operation; And greatly reduce the installing space of the utility model, weaken the limitation of spatial placement, thereby enlarged the range of application of the utility model.Therefore the utility model not only take up room less, and the limitation of spatial placement a little less than.
3, because a kind of pulling type face shield lock of the utility model is to utilize the locking power of spring to realize cutting out and opening of face shield, spring is arranged on the external surface of dead bolt, rather than is arranged between dead bolt and the jam plate; And the two ends of spring are connected with outstanding spacer pin, No. two spacer pins in position; Compared with prior art, comparatively convenient when not only installing, easy operating; And in use, also be convenient to safeguard and change.Therefore the utility model helps O&M.
Description of drawings
Fig. 1 is the prior art constructions sketch map.
Fig. 2 is the assembling sketch map of prior art.
Fig. 3 is the structural representation of the utility model.
Fig. 4 is the closure state sketch map of the utility model.
Fig. 5 is the opening sketch map of the utility model.
Among the figure: lock 1, dead bolt 2, dead bolt bayonet socket 21, axis of rotation 22, installing plate 3, last installing hole 31, following installing hole 32; Jam plate 4, jam plate bayonet socket 41, rotating hole 42, lock pin 5,7, No. two spacer pins 8 of 6, numbers spacer pins of spring; Spacing bayonet socket 9, last grab 91, following grab 92, existing bearing pin 10, existing torsionspring 11, the existing hand 12 of scratching; Existing lock 13, existing lock pin 14, existing spring cup 15, existing compression spring 16, existing welded nut 17, existing spring base 18.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment the utility model is done further detailed explanation.
Referring to figure 3 – Fig. 5; A kind of pulling type face shield lock comprises lock 1 and dead bolt 2, and said lock 1 comprises orthogonal installing plate 3 and jam plate 4; Jam plate 4 is provided with the jam plate bayonet socket 41 that matches with lock pin 5, and dead bolt 2 is provided with the dead bolt bayonet socket 21 that matches with lock pin 5;
Said pulling type face shield lock also comprises spring 6; The position of nearly installing plate 3 is provided with spacer pin 7 No. one on the said jam plate 4; The one side of nearly jam plate 4 is provided with axis of rotation 22 on the said dead bolt 2; Another side is provided with spacer pin 8 No. two, and the position of nearly installing plate 3 is provided with spacing bayonet socket 9 on the dead bolt 2, and the rotating hole 42 that is provided with on axis of rotation 22 and the jam plate 4 is rotatably assorted; No. two spacer pin 8 is connected with an end of spring 6; The other end of spring 6 is connected with a spacer pin 7, and the two ends up and down of spacing bayonet socket 9 are respectively arranged with grab 91 and following grab 92, and last grab 91, time grab 92 all match with a spacer pin 7.
Said axis of rotation 22 is between spacer pin 7 and No. two spacer pins 8, and the distance between axis of rotation 22 and the spacer pin 7 is greater than the distance between axis of rotation 22 and No. two spacer pins 8.
Said installing plate 3 is provided with installing hole 31 and following installing hole 32, and spacer pin 7 in the projection on the installing plate 3 between last installing hole 31 and following installing hole 32.
A kind of pulling type face shield lock comprises lock 1, dead bolt 2, spring 6 and lock pin 5, and lock 1 comprises orthogonal installing plate 3 and jam plate 4; The upper right corner of jam plate 4 is provided with the jam plate bayonet socket 41 that matches with lock pin 5; The position of nearly installing plate 3 is provided with spacer pin 7 No. one on the jam plate 4, and the middle part of jam plate 4 is provided with rotating hole 42, and the upper right corner of dead bolt 2 is provided with the dead bolt bayonet socket 21 that matches with lock pin 5; Dead bolt bayonet socket 21, jam plate bayonet socket 41 match with lock pin 5 jointly; The one side of pressing close to jam plate 4 on the dead bolt 2 is provided with the axis of rotation 22 that matches with rotating hole 42, and dead bolt 2 is connected with jam plate 4 through the cooperation of axis of rotation 22, rotating hole 42, and the another side of dead bolt 2 is provided with spacer pin 8 No. two; No. two spacer pins 8, a spacer pin 7 are connected with the two ends of spring 6 respectively; The position of nearly installing plate 3 is provided with spacing bayonet socket 9 on the dead bolt 2, and the two ends up and down of spacing bayonet socket 9 are respectively arranged with grab 91 and following grab 92, and last grab 91, time grab 92 all carry out spacing the cooperation with a spacer pin 7.
This device is to carry out closed and locked through the cooperation of lock 1, dead bolt 2 and lock pin 5.Dead bolt 2 is fixed on the lock 1 by axis of rotation 22; Dead bolt 2 can rotate around rotating hole 42 in lock 1; Spring 6 also can correspondingly rotate when dead bolt 2 rotated, and two extreme positions of dead bolt 2 in rotation process are respectively unlatching and the closure state (spacer pin 7 engage with last grab 91 or a spacer pin 7 engages with following grab 92) of face shield lock, and spring 6 itself all has certain locking power when this two states; Simultaneously, spacer pin 7, No. two spacer pins 8 also play position-limiting action.Therefore, open or close atretic body and only need apply the locking power that certain external force overcomes spring 6 and get final product, this power can be controlled by installation site, angle and the coefficient of elasticity of spring 6.Just because to close with opening all be to rely on the pulling force of spring 6 and spacer pin is spacing realizes; Thereby need not directly operate by the mask lock; As long as firmly spur the face shield body and can lock be opened, and then the locus that the mask lock is arranged do not have any requirement, is that facepiece interior or edge all can be arranged; Flexible arrangement, it is convenient to open.
Referring to Fig. 4; Fig. 4 is the closure state of the utility model: spring 6 as the figure position, spring 6 itself has certain pulling force, the trend that the oriented counter clockwise directions of dead bolt 2 are rotated; Face shield lock is in closure (locking) state, and spacer pin 7, No. two spacer pins 8 also play position-limiting action.Therefore must apply the pulling force that certain external force overcomes spring 6 and just can lock be opened (being that dead bolt 2 clockwise rotates), the active force of this external force 5 pairs of dead bolts 2 of lock pin when opening face shield provides.
Referring to Fig. 5; Fig. 5 is the opening of the utility model: opening is with respect to closure state, and dead bolt 2 turns to the position like figure, and spring 6 has also correspondingly rotated an angle (being that dead bolt 2 all clockwise rotates certain angle with spring 6); Spring 6 itself has certain pulling force; The trend that the oriented clockwise directions of dead bolt 2 are rotated, the face shield lock is in opening, and spacer pin 7, No. two spacer pins 8 also play position-limiting action.Therefore also must apply the pulling force that certain external force overcomes spring 6 and just can locking be closed (being that dead bolt 2 rotates counterclockwise), the impact of this external force 5 pairs of dead bolts 2 of lock pin when closing face shield provides.
In sum, the active force of 5 pairs of dead bolts 2 of lock pin is opened lock when opening face shield, and the impact of 5 pairs of dead bolts 2 of lock pin is closed locking when closing face shield; So need not directly operate by the mask lock, can will lock closure or openness as long as the mask body applies power, therefore; The layout of this face shield lock does not have any requirement to the locus, does not need the operation by human hand space, is that facepiece interior or edge all can be arranged; Flexible arrangement, it is convenient to open.
Therefore the utility model not only part is less, simple in structure, and the limitation of easy to use and replacing, spatial placement a little less than.
Claims (3)
1. a pulling type face shield is locked; Comprise lock (1) and dead bolt (2); Said lock (1) comprises orthogonal installing plate (3) and jam plate (4); Jam plate (4) is provided with the jam plate bayonet socket (41) that matches with lock pin (5), and dead bolt (2) is provided with the dead bolt bayonet socket (21) that matches with lock pin (5), it is characterized in that: said pulling type face shield lock also comprises spring (6); The position that said jam plate (4) is gone up nearly installing plate (3) is provided with a spacer pin (7); The one side that said dead bolt (2) is gone up nearly jam plate (4) is provided with axis of rotation (22); Another side is provided with No. two spacer pins (8); The position that dead bolt (2) is gone up nearly installing plate (3) is provided with spacing bayonet socket (9); Axis of rotation (22) is gone up the rotating hole (42) that is provided with jam plate (4) and is rotatably assorted, and No. two spacer pins (8) are connected with an end of spring (6), and the other end of spring (6) is connected with a spacer pin (7); The two ends up and down of spacing bayonet socket (9) are respectively arranged with grab (91) and following grab (92), and last grab (91), following grab (92) all match with a spacer pin (7).
2. a kind of pulling type face shield lock according to claim 1; It is characterized in that: said axis of rotation (22) is positioned between a spacer pin (7) and No. two spacer pins (8), and the distance between an axis of rotation (22) and the spacer pin (7) is greater than the distance between axis of rotation (22) and No. two spacer pins (8).
3. a kind of pulling type face shield lock according to claim 1 and 2; It is characterized in that: said installing plate (3) is provided with installing hole (31) and following installing hole (32), and a spacer pin (7) is positioned between installing hole (31) and the following installing hole (32) in the projection on the installing plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120201821U CN202148748U (en) | 2011-06-16 | 2011-06-16 | Pull type mask lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120201821U CN202148748U (en) | 2011-06-16 | 2011-06-16 | Pull type mask lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202148748U true CN202148748U (en) | 2012-02-22 |
Family
ID=45589811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120201821U Expired - Fee Related CN202148748U (en) | 2011-06-16 | 2011-06-16 | Pull type mask lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202148748U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948045A (en) * | 2015-05-27 | 2015-09-30 | 宁波乐歌视讯科技股份有限公司 | Self-locking mechanism |
| CN107661530A (en) * | 2016-07-28 | 2018-02-06 | 博西华电器（江苏）有限公司 | Disinfection cabinet |
| CN108918169A (en) * | 2018-04-28 | 2018-11-30 | 北京空间机电研究所 | A kind of tripper and its application in spacecraft landing stability test |
-
2011
- 2011-06-16 CN CN201120201821U patent/CN202148748U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948045A (en) * | 2015-05-27 | 2015-09-30 | 宁波乐歌视讯科技股份有限公司 | Self-locking mechanism |
| CN107661530A (en) * | 2016-07-28 | 2018-02-06 | 博西华电器（江苏）有限公司 | Disinfection cabinet |
| CN108918169A (en) * | 2018-04-28 | 2018-11-30 | 北京空间机电研究所 | A kind of tripper and its application in spacecraft landing stability test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGFENG COMMERCIAL VEHICLE CO., LTD. Free format text: FORMER OWNER: DONGFENG AUTOMOBILE CO., LTD. Effective date: 20130913 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430056 WUHAN, HUBEI PROVINCE TO: 442001 SHIYAN, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130913 Address after: 442001 Shiyan City, Hubei province city Zhangwan District Road No. 2 Patentee after: DONGFENG TRUCKS Co.,Ltd. Address before: 430056 Dongfeng Road, Wuhan Economic Development Zone, Hanyang District, Hubei, China, No. 10, No. Patentee before: DONGFENG MOTER Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20190108 Address after: 441004 No. 19 Checheng Hubei Road, Xiangyang High-tech Zone, Hubei Province Patentee after: DONGFENG XIANGYANG TOURING CAR Co.,Ltd. Address before: 442001 No. 2 Checheng West Road, Zhangwan District, Shiyan City, Hubei Province Patentee before: DONGFENG TRUCKS Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20200616 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |