CN204511052U - Stealthy teeth key - Google Patents
Stealthy teeth key Download PDFInfo
- Publication number
- CN204511052U CN204511052U CN201520074234.0U CN201520074234U CN204511052U CN 204511052 U CN204511052 U CN 204511052U CN 201520074234 U CN201520074234 U CN 201520074234U CN 204511052 U CN204511052 U CN 204511052U
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- CN
- China
- Prior art keywords
- spoon bar
- marble hole
- tooth
- key
- pellet
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of stealthy teeth key, comprise the shank of the key, one end of described the shank of the key is connected with at least while have the spoon bar of recessed tooth, spoonful bar shell is slidably equipped with outside described spoon bar, the corresponding recessed tooth of described spoon bar shell is provided with at least two marble holes, in the outward opening of described marble hole, harvest diameter is less than the opening of the internal diameter of marble hole, described spoon bar shell is hidden tooth position when sliding to the shank of the key end far away, described spoon bar shell is aobvious tooth position when sliding to nearly the shank of the key end, accommodate locking billiards structure at least one marble hole, at least one marble hole, accommodate hidden tooth billiards structure; Described locking billiards structure comprises and being contained in marble hole and the first pellet being shorter in length than the marble hole degree of depth and the elastic ball offseted with the recessed tooth of spoon bar, and one end of described elastic ball is connected with a spring.The utility model has the advantage that key bit to be hidden in when not using in spoon bar shell.
Description
Technical field
The utility model relates to key, especially relates to a kind of stealthy teeth key that key bit can be hidden in when not using in spoon bar shell.
Background technology
Property and information security issue are the problems that all trades and professions are paid much attention to always, so the application of lock is ubiquitous, but the tooth of traditional keys directly exposes, and is easily copied by people; The key bit simultaneously exposed also can scratch clothes or other object in pocket.
Utility model content
For overcoming the shortcoming of prior art, the utility model object is to provide a kind of stealthy teeth key that key bit can be hidden in when not using in spoon bar shell.
The utility model is realized by following technical measures, a kind of stealthy teeth key, comprise the shank of the key, one end of described the shank of the key is connected with at least while have the spoon bar of recessed tooth, spoonful bar shell is slidably equipped with outside described spoon bar, the corresponding recessed tooth of described spoon bar shell is provided with at least two marble holes, in the outward opening of described marble hole, harvest diameter is less than the opening of the internal diameter of marble hole, described spoon bar shell is hidden tooth position when sliding to the shank of the key end far away, described spoon bar shell is aobvious tooth position when sliding to nearly the shank of the key end, locking billiards structure is accommodated at least one marble hole, hidden tooth billiards structure is accommodated at least one marble hole, described locking billiards structure comprises and being contained in marble hole and the first pellet being shorter in length than the marble hole degree of depth and the elastic ball offseted with the recessed tooth of spoon bar, one end of described elastic ball is connected with a spring, during hidden tooth position, the other end of elastic ball stretches in marble hole and offsets with the first pellet, and during aobvious tooth position, the other end of elastic ball and an end face of the first pellet coexist in spoon plane of bar shell inner side edge, described hidden tooth billiards structure is stepped cylindrical shape, the length of described stepped cylindrical shape is longer than the marble hole degree of depth, a spring is arranged with outside the small end of described stepped cylindrical shape, described spring is conflicted between the large end and the outward opening of marble hole of stepped cylindrical shape, the large end of described stepped cylindrical shape and the tooth limit of spoon bar offset, during hidden tooth position, the small end of stepped cylindrical shape does not stretch out the outward opening of marble hole, and during aobvious tooth position, the small end of stepped cylindrical shape stretches out the outward opening of marble hole, be provided with the second pellet of corresponding first pellet in lock core, described second pellet is compressed by Compress Spring and its circular arc head end is stretched out from lock core marble hole, and the elastic force of the Compress Spring of described second pellet is greater than the elastic force of elastic ball upper spring.
As a kind of preferred embodiment, described lock core is movably set with barrier block, and the front end of described spoon bar shell is provided with the slope for opening protection function block.
As a kind of preferred embodiment, described spoon bar shell comprises the drain pan and cover that mutually cover.
As a kind of preferred embodiment, two limits of described spoon bar are symmetrically arranged with recessed tooth.
As a kind of preferred embodiment, described locking billiards structure is spaced two covers.
As a kind of preferred embodiment, the keyhole in described lock core is blind hole, and when unblanking, conflict in the bottom of keyhole in the top of described spoon bar shell.
As a kind of preferred embodiment, be provided with the flexure strip that an arc protrudes in described spoon bar shell, described spoon bar is provided with two and protrudes with arc the depression matched, described arc is convex when snapping in two depressions is respectively hidden tooth position or aobvious tooth position.
As a kind of preferred embodiment, described spoon bar is flexibly connected by multiple connecting joint and forms, and each connecting joint has a recessed tooth at least.
The utility model is when applying, in insertion lock core, first spoon bar shell front end side compresses the second pellet, make in its retraction lock core marble hole, when key advance to the second pellet aim at the first pellet time, now other hidden tooth pellet correspond to corresponding lock core marble hole respectively, elastic force due to the Compress Spring of the second pellet is greater than the elastic force of elastic ball upper spring, in the marble hole that second pellet clamp-ons this spoon of bar shell, the first pellet compresses the end face that elastic ball makes it offset and coexists spoon bar shell medial surface at grade simultaneously, thus block a spoon bar shell and make spoon bar interrupted forward slip in spoon bar shell, spoon bar inclined teeth limit forward slip and extrude the outward opening making the small end of the hidden tooth pellet of each stepped cylindrical shape stretch out marble hole, and insert in lock core marble hole, the position making the upper pellet of lock core and lower pellet be contracted to lock gall to rotate, rotation the shank of the key is unblanked, when locking, rotate lock gall to raw bits, outwards pull out the shank of the key, first the shank of the key drives a spoon bar outwards to slide, and hidden tooth pellet is retracted in spoon marble hole of bar shell, when spoon bar slides to hidden tooth position, drives spoon bar shell to compress the second pellet and extracts key, key bit (hidden tooth pellet) can be hidden in spoon bar shell when not using by the utility model, only when unblanking, key bit (hidden tooth pellet) just stretches out in lock core, thus can effectively prevent key to be replicated, the key bit exposed can also be avoided to scratch clothes etc.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of the utility model embodiment;
Cross-sectional schematic when Fig. 2 is the utility model embodiment hidden tooth position;
Sectional structure schematic diagram when Fig. 3 is not unblanking of the utility model embodiment;
Fig. 4 is the cross-sectional schematic of the utility model embodiment when showing tooth position;
Sectional structure schematic diagram when Fig. 5 is unblanking of the utility model embodiment.
Detailed description of the invention
Contrast accompanying drawing below in conjunction with embodiment the utility model is described in further detail.
A kind of stealthy teeth key, please refer to Fig. 1 to Fig. 5, comprise the shank of the key 100, one end of described the shank of the key 100 is connected with at least while have the spoon bar 300 of recessed tooth, spoonful bar shell 200 is slidably equipped with outside described spoon bar 300, the corresponding recessed tooth of described spoon bar shell 200 is provided with multiple marble hole 205, in the outward opening 206 of described marble hole 205, harvest diameter is less than the opening of the internal diameter of marble hole 205, described spoon bar shell 200 is hidden tooth position when sliding to the shank of the key 100 end far away, described spoon bar shell 200 is aobvious tooth position when sliding to nearly the shank of the key 100 end, locking billiards structure 400 is accommodated in the marble hole at wherein two intervals, hidden tooth billiards structure 500 is accommodated in other marble hole, described locking billiards structure 400 comprises and being contained in marble hole 205 and the first pellet 401 being shorter in length than marble hole 205 degree of depth and the elastic ball 402 offseted with the recessed tooth of spoon bar 300, one end of described elastic ball 402 is connected with a spring 403, during hidden tooth position, one end of the non-linking springs of elastic ball 402 is stretched in marble hole 205 and is offseted with the first pellet 401, thus stop spoon bar shell 200 in the outer slip of spoon bar 300, the one end of non-linking springs and the inner face of the first pellet 401 that show elastic ball 402 during tooth position coexist in spoon plane of bar shell inner side edge, thus spoon bar shell 200 can be free to slide outside spoon bar 300, described hidden tooth pellet 501 structure is stepped cylindrical shape, the length of described stepped cylindrical shape is longer than marble hole 205 degree of depth, a spring 502 is arranged with outside the small end of described stepped cylindrical shape, described spring 502 is conflicted between the large end and the outward opening of marble hole 205 of stepped cylindrical shape, the large end of described stepped cylindrical shape and the tooth limit of spoon bar 300 offset, during hidden tooth position, the small end of stepped cylindrical shape does not stretch out the outward opening 206 of marble hole, extrude at the tooth limit forward slip tilted the outward opening 206 making the small end of stepped cylindrical shape stretch out marble hole during aobvious tooth position, and insert in lock core marble hole, lock gall is rotated, the second pellet 602 of corresponding first pellet 401 is provided with in lock core 600, described second pellet 602 is compressed by Compress Spring 601 and its circular arc head end is stretched out from lock core marble hole, and the elastic force of the Compress Spring 601 of described second pellet 602 is greater than the elastic force of elastic ball upper spring 402.
When applying, when stealthy teeth key is inserted in lock core 600, first spoon bar shell 200 front end side compresses the second pellet 602, make in its retraction lock core marble hole, when key advance to the second pellet 602 aim at the first pellet 401 time, now other hidden tooth pellet 501 correspond to corresponding lock core marble hole respectively, elastic force due to the Compress Spring 601 of the second pellet 602 is greater than the elastic force of elastic ball upper spring 402, in the marble hole that second pellet 602 clamp-ons this spoon of bar shell, the first pellet 401 compresses the end face that elastic ball 402 makes it offset and coexists spoon bar shell medial surface at grade simultaneously, thus block a spoon bar shell 200 and make spoon bar 300 interrupted forward slip in spoon bar shell 200, spoon bar 300 inclined teeth limit 302 forward slip and extrude the outward opening 206 making the small end of the hidden tooth pellet 501 of each stepped cylindrical shape stretch out marble hole, and insert in lock core marble hole, the position making the upper pellet 604 of lock core 600 and lower pellet 605 be contracted to lock gall to rotate, rotate the shank of the key 100 to unblank, when locking, rotating lock gall to raw bits, outwards pulling out the shank of the key 100, first the shank of the key 100 drives spoon bar 300 outwards to slide, hidden tooth pellet 501 is retracted in spoon marble hole of bar shell 205, when spoon bar 300 slides to hidden tooth position, drives spoon bar shell to compress the second pellet 602 and extracts key, key bit (hidden tooth pellet 501) can be hidden in spoon bar shell 200 when not using by this key, only when unblanking, key bit (hidden tooth pellet 501) just stretches out in lock core 600, thus can effectively prevent key to be replicated, the key bit exposed can also be avoided to scratch clothes etc.
In the embodiment of a stealthy teeth key, please refer to Fig. 3 and Fig. 5, the basis of previous technique scheme can also be specifically, and lock core 600 is movably set with barrier block 603, and the front end 204 of described spoon bar shell 200 is provided with the slope for opening protection function block 603.Thus can protect lock core, avoid external force to unblank, foreign material can also be avoided to enter lock core simultaneously.
In the embodiment of a stealthy teeth key, please refer to Fig. 1, the basis of previous technique scheme can also be specifically, spoon bar shell 200 comprises the drain pan 201 and cover 202 that mutually cover.Thus the maintenance of ease of assembly.
In the embodiment of a stealthy teeth key, please refer to Fig. 1 to Fig. 5, the basis of previous technique scheme can also be specifically, two limits of spoon bar 300 are symmetrically arranged with recessed tooth.Thus any positive and negative insertion of key can be unblanked.
In the embodiment of a stealthy teeth key, please refer to Fig. 1 to Fig. 5, the basis of previous technique scheme can also be specifically, locking billiards structure 400 is spaced two covers.
In the embodiment of a stealthy teeth key, please refer to Fig. 3 to Fig. 5, the basis of previous technique scheme can also be specifically, and the keyhole in lock core 600 is blind hole, and when unblanking, conflict in the bottom 606 of keyhole in the top 204 of described spoon bar shell 200.Prevent spoon bar shell 200 from exceeding insertion position.
In the embodiment of a stealthy teeth key, please refer to Fig. 1 to Fig. 5, the basis of previous technique scheme can also be specifically, draw-in groove 207 is provided with in spoon bar shell 200, the flexure strip 208 that an arc protrudes is snapped in draw-in groove 207, described spoon bar 300 is provided with two and protrudes with arc the depression 305 matched, described arc is convex when snapping in two depressions is respectively hidden tooth position or aobvious tooth position, thus can have feel in hidden tooth position or aobvious tooth position.
In the embodiment of a stealthy teeth key, please refer to Fig. 1 to Fig. 5, the basis of previous technique scheme can also be specifically, spoon bar 300 is by the base bar 301 be connected on the shank of the key 100 and flexible connection embedding multiple first connecting joint 303 of spelling and the flexible connection of the second connecting joint 304 form successively, each connecting joint has a recessed tooth at least, second connecting joint 304 is provided with inclined teeth limit 302, for extruding hidden tooth pellet 501, and the first connecting joint 303 snaps in elastic ball 402, therefore it is right-angle side.
More than that the stealthy teeth key of the utility model is set forth; the utility model is understood for helping; but embodiment of the present utility model is not restricted to the described embodiments; any do not deviate from the utility model principle under do change, modification, substitute, combination, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (8)
1. a stealthy teeth key, it is characterized in that: comprise the shank of the key, one end of described the shank of the key is connected with at least while have the spoon bar of recessed tooth, spoonful bar shell is slidably equipped with outside described spoon bar, the corresponding recessed tooth of described spoon bar shell is provided with at least two marble holes, in the outward opening of described marble hole, harvest diameter is less than the opening of the internal diameter of marble hole, described spoon bar shell is hidden tooth position when sliding to the shank of the key end far away, described spoon bar shell is aobvious tooth position when sliding to nearly the shank of the key end, accommodate locking billiards structure at least one marble hole, at least one marble hole, accommodate hidden tooth billiards structure; Described locking billiards structure comprises and being contained in marble hole and the first pellet being shorter in length than the marble hole degree of depth and the elastic ball offseted with the recessed tooth of spoon bar, one end of described elastic ball is connected with a spring, during hidden tooth position, the other end of elastic ball stretches in marble hole and offsets with the first pellet, and during aobvious tooth position, the other end of elastic ball and an end face of the first pellet coexist in spoon plane of bar shell inner side edge; Described hidden tooth billiards structure is stepped cylindrical shape, the length of described stepped cylindrical shape is longer than the marble hole degree of depth, a spring is arranged with outside the small end of described stepped cylindrical shape, described spring is conflicted between the large end and the outward opening of marble hole of stepped cylindrical shape, the large end of described stepped cylindrical shape and the tooth limit of spoon bar offset, during hidden tooth position, the small end of stepped cylindrical shape does not stretch out the outward opening of marble hole, and during aobvious tooth position, the small end of stepped cylindrical shape stretches out the outward opening of marble hole; Be provided with the second pellet of corresponding first pellet in lock core, described second pellet is compressed by Compress Spring and its circular arc head end is stretched out from lock core marble hole, and the elastic force of the Compress Spring of described second pellet is greater than the elastic force of elastic ball upper spring.
2. stealthy teeth key according to claim 1, is characterized in that: described lock core is movably set with barrier block, and the front end of described spoon bar shell is provided with the slope for opening protection function block.
3. stealthy teeth key according to claim 1 and 2, is characterized in that: described spoon bar shell comprises the drain pan and cover that mutually cover.
4. stealthy teeth key according to claim 1 and 2, is characterized in that: two limits of described spoon bar are symmetrically arranged with recessed tooth.
5. stealthy teeth key according to claim 1 and 2, is characterized in that: described locking billiards structure is spaced two covers.
6. stealthy teeth key according to claim 1 and 2, is characterized in that: the keyhole in described lock core is blind hole, and when unblanking, conflict in the bottom of keyhole in the top of described spoon bar shell.
7. stealthy teeth key according to claim 1 and 2, it is characterized in that: in described spoon bar shell, be provided with the flexure strip that an arc protrudes, described spoon bar is provided with two and protrudes with arc the depression matched, described arc is convex when snapping in two depressions is respectively hidden tooth position or aobvious tooth position.
8. stealthy teeth key according to claim 1 and 2, is characterized in that: described spoon bar is flexibly connected by multiple connecting joint and forms, and each connecting joint has a recessed tooth at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074234.0U CN204511052U (en) | 2015-01-30 | 2015-01-30 | Stealthy teeth key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074234.0U CN204511052U (en) | 2015-01-30 | 2015-01-30 | Stealthy teeth key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204511052U true CN204511052U (en) | 2015-07-29 |
Family
ID=53709047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520074234.0U Withdrawn - After Issue CN204511052U (en) | 2015-01-30 | 2015-01-30 | Stealthy teeth key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204511052U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631921A (en) * | 2015-01-30 | 2015-05-20 | 魏祖旭 | Invisible tooth key |
-
2015
- 2015-01-30 CN CN201520074234.0U patent/CN204511052U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631921A (en) * | 2015-01-30 | 2015-05-20 | 魏祖旭 | Invisible tooth key |
| WO2016141633A1 (en) * | 2015-01-30 | 2016-09-15 | 魏祖旭 | Invisible tooth key |
| CN104631921B (en) * | 2015-01-30 | 2023-02-03 | 魏祖旭 | Invisible tooth key |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150729 Effective date of abandoning: 20230203 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150729 Effective date of abandoning: 20230203 |