CN204941082U - One is counter pitches lock body - Google Patents
One is counter pitches lock body Download PDFInfo
- Publication number
- CN204941082U CN204941082U CN201520614980.4U CN201520614980U CN204941082U CN 204941082 U CN204941082 U CN 204941082U CN 201520614980 U CN201520614980 U CN 201520614980U CN 204941082 U CN204941082 U CN 204941082U
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- CN
- China
- Prior art keywords
- lock body
- tongue
- triggering tongue
- cover plate
- pitches
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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.)
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Abstract
The utility model discloses that one is counter pitches lock body, its technical essential comprises lock body, described lock body comprises the shell and the cover plate for sealed open that arrange in opening, described shell comprises upper cover plate and lower cover, be provided with lock body opening core in described lock body and trigger tongue, described lock body upper cover plate and lower cover are equipped with installing hole, described lock body opening core passes installing hole and rotates in installing hole, described lock body opening core is provided with shift fork, described shift fork is for regulating triggering tongue, the end face of described triggering tongue is inclined to set, described cover plate is provided with and the lockhole triggering tongue and coordinate, the end face of described triggering tongue is provided with the anti-fork block vertical with triggering tongue end face, described triggering tongue is provided with and prevents the anti-mounting groove pitching block, described triggering tongue and anti-pitching between block are provided with fixed axis, described anti-fork block is rotationally connected in mounting groove, one of the present utility model is counter pitches lock body, effectively can improve the technique effect of theftproof performance.
Description
Technical field
The utility model relates to a kind of door lock, particularly relates to that one is counter pitches lock body.
Background technology
Along with the development of security protection industry, occurred various lock in door lock industry, had electronic lock and theftproof lock etc., these locks can play good security protection effect, when door is shut, the upper triggering tongue of door lock coordinates with the installing hole on doorframe, because the end face triggering tongue is obliquely installed, with cardboard plug in crack between a door and its frame, time promotion firmly triggers tongue, triggering tongue can be advanced in lock body, thus can door be opened, reduce the theftproof performance of door lock.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of door lock that can improve theftproof performance.
For achieving the above object, the utility model provides following technical scheme: one is counter pitches lock body, comprise lock body, described lock body comprises the shell and the cover plate for sealed open that arrange in opening, described shell comprises upper cover plate and lower cover, be provided with lock body opening core in described lock body and trigger tongue, described lock body upper cover plate and lower cover are equipped with installing hole, described lock body opening core passes installing hole and rotates in installing hole, described lock body opening core is provided with shift fork, described shift fork is for regulating triggering tongue, the end face of described triggering tongue is inclined to set, described cover plate is provided with and the lockhole triggering tongue and coordinate, the end face of described triggering tongue is provided with the anti-fork block vertical with triggering tongue end face, described triggering tongue is provided with and prevents the anti-mounting groove pitching block, described triggering tongue and anti-pitching between block are provided with fixed axis, described anti-fork block is rotationally connected in mounting groove.
By adopting technique scheme, when triggering tongue coordinates with the square hole of doorframe, the position of corresponding crack between a door and its frame is provided with instead pitches block, when crack between a door and its frame inserts cardboard, cardboard with instead pitch block and coordinate, can prevent cardboard from promoting to trigger tongue, can not open lock body, thus can improve the theftproof performance of lock body.
The utility model is set to further: described anti-fork block is in the shape of the letter V setting, described anti-fork block comprises adjusting portion and limiting section, draw-in groove is provided with between described adjusting portion and limiting section, described mounting groove comprises first side and second side, described first side is parallel with the side of triggering tongue, and extend to end face, second side is vertical with first side, and extend to the side of triggering tongue, described adjusting portion is corresponding with first side, and length equals or is shorter than first side when fitting with first side, described limiting section is corresponding with second side, and length is greater than second side when fitting with second side, time laminatings in described limiting section and second side, adjusting portion is extended and is triggered tongue end face, described cover plate is arranged between adjusting portion and limiting section.
By adopting technique scheme, time triggering tongue is subject to the extruding of doorframe, trigger tongue to move in lockhole, doorframe promotes adjusting portion, anti-block of pitching can be made to rotate in mounting groove, when triggering tongue coordinates with the upper installing hole of doorframe, triggering tongue resets, cover plate promotes first limiting section and moves, anti-fork block rotates in mounting groove, when limiting section turns to and fits with second side, triggers tongue stop motion, the corresponding crack between a door and its frame position of draw-in groove on anti-fork block, can improve the theftproof performance of lock body.
The utility model is set to further: described triggering tongue is connected with adjusting rod, gripper shoe is provided with between described upper cover plate and lower cover, also elastic component is connected with between described gripper shoe and triggering tongue, described gripper shoe is provided with the fixing hole worn for adjusting rod, one end of described adjusting rod connects dead bolt, the other end connects limited block, and described shift fork is arranged between gripper shoe and limited block.
By adopting technique scheme, Fang Xin drive shift fork when rotation rotates, thus shift fork promotion limited block is moved, and adjusting rod moves, and drives triggering tongue to move, thus can play the effect regulating triggering tongue.
The utility model is set to further: described upper cover plate and lower cover are equipped with the stopper slot slided for limited block.
By adopting technique scheme, spacing effect can being carried out to limited block, the effect to triggering tongue movement can being played simultaneously.
The utility model is set to further: the sidewall of described lock body opening core is provided with one group of fastening devices, and described fastening devices comprises fixation spring tab, and the two ends of described fixation spring tab are connected with lock body opening core, and the middle part of described fixation spring tab is that camber is arranged.
By adopting technique scheme, when bearing pin coordinates with Fang Xin, bearing pin is when insertion Fang Xin, bearing pin presses fixation spring tab, the fixation spring tab distortion being, fixation spring tab is flexible potential energy just, thus make fixation spring tab produce active force to bearing pin, can prevent bearing pin from rocking at square in-core, the curved setting in middle part of fixation spring tab, convenient when bearing pin can be made to coordinate with fixation spring tab.
The utility model is set to further: the two ends of described fixation spring tab are arranged in bending, and described side's core sidewall is provided with the fixed groove coordinated in fixation spring tab.
By adopting technique scheme, can play the fixing effect of fixation spring tab, at fixation spring tab when the active force receiving bearing pin, the bending part of fixation spring tab moves in fixed groove, fixation spring tab can be prevented to be separated with square core sidewall, can also be convenient when installation fixation spring tab, the main fixation spring tab that needs is connected to fixed groove.
The utility model is set to further: described fastening devices is set to two groups, and two groups of fastening devicess are arranged on adjacent two side's core sidewalls.
By adopting technique scheme, the bearing pin that can make coordinates more firm with Fang Xin.
The utility model is set to further: be provided with bearing between described installing hole and Fang Xin.
By adopting technique scheme, the friction between Fang Xin and installing hole can be reduced.
Accompanying drawing explanation
Fig. 1 is the structural representation one of a kind of anti-fork lock body of the utility model;
Fig. 2 is the structural representation two of a kind of anti-fork lock body of the utility model;
Fig. 3 is the structural representation that a kind of anti-fork lock body of the utility model triggers tongue;
Fig. 4 is the structural representation of a kind of anti-fork lock body fixation spring tab of the utility model.
In figure: 1, upper cover plate; 2, lower cover; 3, cover plate; 4, lockhole; 5, lock body opening core; 6, installing hole; 7, bearing; 8, shift fork; 9, tongue is triggered; 10, anti-block is pitched; 11, mounting groove; 12, fixed axis; 13, adjusting rod; 14, gripper shoe; 15, fixing hole; 16, stopper slot; 17, limited block; 18, fixation spring tab; 19, fixed groove; 20, elastic component; 21, adjusting portion; 22, limiting section; 23, draw-in groove; 24, first side; 25, second side.
Detailed description of the invention
Shown in Fig. 4, the one of present case enforcement is counter pitches lock body, comprise lock body, described lock body comprises the shell and the cover plate 3 for sealed open that arrange in opening, described shell comprises upper cover plate 1 and lower cover 2, be provided with lock body opening core 5 in described lock body and trigger tongue 9, described lock body upper cover plate 1 and lower cover 2 are equipped with installing hole 6, described upper cover plate 1, bearing 7 is installed between lower cover 2 and lock body opening core 5, described lock body opening core 5 passes installing hole 6 and rotates in installing hole 6, described lock body opening core 5 is provided with shift fork 8, described shift fork 8 triggers tongue 9 for regulating, the end face of described triggering tongue 9 is inclined to set, described cover plate 3 is provided with and the lockhole 4 triggering tongue 9 and coordinate, described triggering tongue 9 is connected with adjusting rod 13, gripper shoe 14 is provided with between described upper cover plate 1 and lower cover 2, elastic component 20 is also connected with between described gripper shoe 14 and triggering tongue 9, described gripper shoe 14 is provided with the fixing hole 15 worn for adjusting rod 13, one end of described adjusting rod 13 connects dead bolt, the other end connects limited block 17, described shift fork 8 is arranged between gripper shoe 14 and limited block 17, described upper cover plate 1 and lower cover 2 are equipped with the stopper slot 16 slided for limited block 17,
The end face of described triggering tongue 9 is provided with the anti-fork block 10 vertical with triggering tongue 9 end face, described triggering tongue 9 is provided with and prevents the anti-mounting groove 11 pitching block 10, described triggering tongue 9 and anti-pitching between block 10 are provided with fixed axis 12, described anti-fork block 10 is rotationally connected in mounting groove 11, described anti-fork block 10 is in the shape of the letter V setting, described anti-fork block 10 comprises adjusting portion 21 and limiting section 22, draw-in groove 23 is provided with between described adjusting portion 21 and limiting section 22, described mounting groove 11 comprises first side 24 and second side 25, described first side 24 is parallel with the side of triggering tongue 9, and extend to end face, second side 25 is vertical with first side 24, and extend to the side of triggering tongue 9, described adjusting portion 21 is corresponding with first side 24, and length equals or is shorter than first side 24 when fitting with first side 24, described limiting section 22 is corresponding with second side 25, and length is greater than second side 25 when fitting with second side 25, time laminatings in described limiting section 22 and second side 25, adjusting portion 21 is extended and is triggered tongue 9 end face, described cover plate 3 is arranged between adjusting portion 21 and limiting section 22,
The sidewall of described lock body opening core 5 is provided with one group of fastening devices, described fastening devices comprises fixation spring tab 18, the two ends of described fixation spring tab 18 are connected with lock body opening core 5, the middle part of described fixation spring tab 18 is that camber is arranged, the two ends of described fixation spring tab 18 are arranged in bending, described lock body opening core 5 sidewall is provided with the fixed groove 19 coordinated in fixation spring tab 18, and described fastening devices is set to two groups, and two groups of fastening devicess are arranged on adjacent two lock body opening core 5 sidewalls.
When bearing pin coordinates with Fang Xin, bearing pin is when insertion Fang Xin, bearing pin presses fixation spring tab 18, the fixation spring tab 18 being is out of shape, fixation spring tab 18 is flexible potential energy just, thus make fixation spring tab 18 pairs of bearing pins produce active force, can prevent bearing pin from rocking at square in-core, can play the fixing effect of fixation spring tab 18, at fixation spring tab 18 when the active force receiving bearing pin, the bending part of fixation spring tab 18 is mobile in fixed groove 19, fixation spring tab 18 can be prevented to be separated with square core sidewall, rotating pin, lock body opening core 5 is made to drive shift fork 8 to rotate, thus limited block 17 can be driven mobile in stopper slot 16, thus triggering tongue 9 is moved, when triggering tongue 9 coordinates with the square hole of doorframe, the position of corresponding crack between a door and its frame is provided with anti-fork block 10, when crack between a door and its frame inserts cardboard, cardboard with instead pitch block 10 and coordinate, can prevent cardboard from promoting to trigger tongue 9, can not open lock body, thus can improve the theftproof performance of lock body,
Time triggering tongue 9 is subject to the extruding of doorframe, trigger tongue 9 mobile in lockhole 4, doorframe promotes adjusting portion 21, anti-block 10 of pitching can be made to rotate in mounting groove 11, when triggering tongue 9 coordinates with the upper installing hole 6 of doorframe, trigger tongue 9 to reset, cover plate 3 promotes first limiting section 22 and moves, anti-fork block 10 rotates in mounting groove 11, when limiting section 22 turns to and fits with second side 25, trigger tongue 9 stop motion, the corresponding crack between a door and its frame position of draw-in groove 23 on anti-fork block 10, can improve the theftproof performance of lock body.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. instead pitch lock body for one kind, comprise lock body, described lock body comprises the shell and the cover plate for sealed open that arrange in opening, described shell comprises upper cover plate and lower cover, be provided with lock body opening core in described lock body and trigger tongue, described lock body upper cover plate and lower cover are equipped with installing hole, described lock body opening core passes installing hole and rotates in installing hole, described lock body opening core is provided with shift fork, described shift fork is for regulating triggering tongue, the end face of described triggering tongue is inclined to set, described cover plate is provided with and the lockhole triggering tongue and coordinate, it is characterized in that: the end face of described triggering tongue is provided with the anti-fork block vertical with triggering tongue end face, described triggering tongue is provided with and prevents the anti-mounting groove pitching block, described triggering tongue and anti-pitching between block are provided with fixed axis, described anti-fork block is rotationally connected in mounting groove.
2. one according to claim 1 is counter pitches lock body, it is characterized in that: described anti-fork block is in the shape of the letter V setting, described anti-fork block comprises adjusting portion and limiting section, draw-in groove is provided with between described adjusting portion and limiting section, described mounting groove comprises first side and second side, described first side is parallel with the side of triggering tongue, and extend to end face, second side is vertical with first side, and extend to the side of triggering tongue, described adjusting portion is corresponding with first side, and length equals or is shorter than first side when fitting with first side, described limiting section is corresponding with second side, and length is greater than second side when fitting with second side, time laminatings in described limiting section and second side, adjusting portion is extended and is triggered tongue end face, described cover plate is arranged between adjusting portion and limiting section.
3. one according to claim 1 is counter pitches lock body, it is characterized in that: described triggering tongue is connected with adjusting rod, gripper shoe is provided with between described upper cover plate and lower cover, also elastic component is connected with between described gripper shoe and triggering tongue, described gripper shoe is provided with the fixing hole worn for adjusting rod, one end of described adjusting rod connects dead bolt, and the other end connects limited block, and described shift fork is arranged between gripper shoe and limited block.
4. one according to claim 1 is counter pitches lock body, it is characterized in that: described upper cover plate and lower cover are equipped with the stopper slot slided for limited block.
5. one according to claim 1 is counter pitches lock body, it is characterized in that: the sidewall of described lock body opening core is provided with one group of fastening devices, described fastening devices comprises fixation spring tab, and the two ends of described fixation spring tab are connected with lock body opening core, and the middle part of described fixation spring tab is that camber is arranged.
6. one according to claim 5 is counter pitches lock body, it is characterized in that: the two ends of described fixation spring tab are arranged in bending, and described lock body opening core sidewall is provided with the fixed groove coordinated in fixation spring tab.
7. the one according to claim 5 or 6 is counter pitches lock body, it is characterized in that: described fastening devices is set to two groups, and two groups of fastening devicess are arranged on adjacent two lock body opening core sidewalls.
8. one according to claim 1 is counter pitches lock body, it is characterized in that: described upper cover plate, be provided with bearing between lower cover and lock body opening core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520614980.4U CN204941082U (en) | 2015-08-14 | 2015-08-14 | One is counter pitches lock body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520614980.4U CN204941082U (en) | 2015-08-14 | 2015-08-14 | One is counter pitches lock body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204941082U true CN204941082U (en) | 2016-01-06 |
Family
ID=55008523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520614980.4U Expired - Fee Related CN204941082U (en) | 2015-08-14 | 2015-08-14 | One is counter pitches lock body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204941082U (en) |
-
2015
- 2015-08-14 CN CN201520614980.4U patent/CN204941082U/en not_active Expired - Fee Related
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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: 20160106 Termination date: 20190814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |