CN209429745U - A kind of flat lock with tamper-resistant function - Google Patents
A kind of flat lock with tamper-resistant function Download PDFInfo
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- CN209429745U CN209429745U CN201821621847.1U CN201821621847U CN209429745U CN 209429745 U CN209429745 U CN 209429745U CN 201821621847 U CN201821621847 U CN 201821621847U CN 209429745 U CN209429745 U CN 209429745U
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- handle
- shell
- installation cavity
- lock
- tamper
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Abstract
The utility model discloses a kind of flat lock with tamper-resistant function, including shell, lock core component, handle, shaft and locking bolt, shell is provided with installation cavity, and the installation cavity of shell is arranged in shaft and its both ends is connected with the front end of locking bolt and handle respectively；Lock core component is set to the end of handle, and shell is provided with the locking part matched with lock core component, the opening of the installation cavity of the handle casing；The opening horizontal section of the installation cavity of shell is hierarchic structure, has lug boss on the inner face of handle, on the cascaded surface of the opening of installation cavity, the stepped wall of the opening of the side wall and installation cavity of lug boss leans the inner face of handle.The utility model is simple and reasonable for structure, is matched by the fin at handle with the ladder at shell nozzle, can effectively avoid screwdriver from knocking in or pry into side seam from side edge, to play the effect of pick-proof.
Description
Technical field
The utility model relates to mechanical lock, in particular to a kind of flat lock with tamper-resistant function.
Background technique
Flat lock refers to the door lock for being installed on cabinet door, due to its panel with plate face parallel or flat lock.Some of them are flat
Face lock is installed on the electrical cabinet door of metal, these flat locks are generally directly snapped by interference mode and are installed on the electrical cabinet door of metal
Mounting hole.It is generally made of pedestal, steel bolt, lock core, and the lock core in pedestal drives the rotation of steel bolt, but some of flat locks are logical
It receives and distributes grip strip and moves the rotation of steel bolt, the patent No. ZL200820169723.4 as disclosed in Chinese patent literature, authorized announcement date
On September 9th, 2009, utility model title " handle limit-type door lock ", the door lock include pedestal, handle, lock, wherein handle
It is set in pedestal, for the lock in pedestal across the through-hole in handle middle section, the end of lock is equipped with lockhole；It is driven by handle
The rotation of steel bolt makes handle locking by padlock and lockhole.But the pick-proof effect of above-mentioned door lock is poor, is easy to be cooperated by screwdriver bulky
Head is pounded into gap from the side edge of lock body and pries open lock, has improved space.
Utility model content
The utility model is to provide a kind of flat lock with tamper-resistant function to overcome above-mentioned defect in the prior art,
By the special compounding structure at handle and shell nozzle, screwdriver can be effectively avoided to knock in or pry into side from edge
Seam, to play the purpose of pick-proof.
To achieve the above object, the utility model provides a kind of flat lock with tamper-resistant function, including shell, lock core group
Part, handle, shaft and locking bolt, the shell are provided with installation cavity, and the installation cavity of shell and its both ends point are arranged in the shaft
It is not connected with the front end of locking bolt and handle, handle drives locking bolt rotation to realize unlatching or locking；
The lock core component is set to the end of handle, corresponding, and the shell, which is provided with, to be matched with lock core component
Locking part realizes the locking of handle and pedestal, the installation cavity of the handle casing by the cooperation of lock core component and locking part
Opening；
The opening horizontal section of the installation cavity of the shell is hierarchic structure, has lug boss on the inner face of the handle,
The inner face of the handle is on the cascaded surface of the opening of installation cavity, the rank of the opening of the side wall and installation cavity of the lug boss
Terraced wall leans.
Be further arranged to: the lug boss is boss structure in the middle part of handle inner face to be arranged in or along in handle
The fin structure of end face width direction two sides setting.
Be further arranged to: the distal opening edge of the installation cavity of the shell is provided with groove structure, the handle
End be provided with and set platform for be embedded in groove.
It is further arranged to: being additionally provided with lock in the middle part of the installation cavity of the shell, be provided in the middle part of the handle
For latch across lockhole.
Be further arranged to: the outer end face of the handle is flushed or is seamlessly transitted with the open end of shell.
Compared with prior art, the utility model is simple and reasonable for structure, and the transversal cross-section of the opening of the installation cavity of shell is
It is ladder-like, it is corresponding, it is provided with lug boss on the inner face of handle, passes through the cooperation of lug boss and ladder shaped opening, Neng Goufang
Only screwdriver pries into gap from side edge, and lug boss, which can play, stops screwdriver to protrude into gap, to play side pick-proof
Purpose；The open end edge setting of the installation cavity of shell is fluted simultaneously, and the end of handle is provided with the embedding of insertion groove
Platform is set, by setting the cooperation of platform and groove, screwdriver can be prevented to pry into gap from terminal edge, resistance can be played by setting platform
Gear screwdriver protrudes into gap, to play the purpose of end pick-proof.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view (closed state) of flat lock with tamper-resistant function of the utility model；
Fig. 2 is a kind of schematic perspective view (open state) of flat lock with tamper-resistant function of the utility model；
The top view of Fig. 3 flat lock；
Fig. 4 is the A-A the schematic diagram of the section structure of Fig. 3；
Fig. 5 is the portion the C enlarged structure schematic diagram of Fig. 4；
Fig. 6 is the B-B the schematic diagram of the section structure of Fig. 3.
The following drawings is marked to mark on it in conjunction with attached drawing:
1, shell；11, installation cavity；111, it is open；112, groove；12, locking part；2, handle；21, lug boss；22, it sets
Platform；23, lockhole；3, lock core component；4, shaft；5, locking bolt；6, it latches；7, key.
Specific embodiment
With reference to the accompanying drawing, a specific embodiment of the utility model is described in detail, it is to be understood that this
The protection scope of utility model is not limited by the specific implementation.
A kind of flat lock with tamper-resistant function of the utility model is as shown in Figure 1, Figure 2, Figure 3 and Figure 4, including shell 1,
Hand 2, shaft 4, locking bolt 5, lock core component 3 and key 7；The shell 1 is provided with 11 chamber of installation cavity, the installation cavity 11 that shaft 4 is arranged
Interior, the bottom that one end passes through installation cavity 11 is connected with the locking bolt 5 of 1 lower section of shell, the handle 2 of 1 top of the other end and shell
Front end be connected, it is preferred that the junction of handle 2 and shaft 4 is provided with torsional spring, to can control twist lock by handle 2
The rotation of bolt 5, to realize unlatching or the locking of flat lock；The lock core component 3 is set to the end of handle 2, corresponding, should
Shell 1 is provided with the locking part 12 matched with lock core component 3, passes through the lock box of lock core component 3 and locking part 12, the handle 2
It is capable of the opening 111 of 1 installation cavity 11 of casing, handle 2 and shell 1 is realized by corresponding 7 rotation lock core assembly 3 of key
Opening and closing, so that 2 end of handle is separated with shell 1 to control locking bolt 5 and be rotated.
It is further preferred that be provided with lock 6 in the installation cavity 11 of shell 1, offer on handle 2 and pass through for lock 6
Lockhole 23 can facilitate the sealed of handle 2 and shell 1 by lock 6 and the contraposition effect of lockhole 23.
As shown in Figure 4 and Figure 5, fluted 112 structure is arranged in 111 edge of distal opening of the installation cavity 11 of shell 1,
The end of hand 2, which is provided with, sets platform 22 for be embedded in groove 112, by setting the cooperation of platform 22 Yu groove 112, when illegal point
Son is want to be inserted into installation cavity 11 by screwdriver from the end of shell 1, so that resistance can be played by setting platform 22 when prying open flat lock
The effect of gear avoids screwdriver from protruding into installation cavity 11, to achieve the effect that flat lock end pick-proof.
As shown in fig. 6,111 horizontal section of opening of the installation cavity 11 of shell 1 is hierarchic structure, on the inner face of handle 2
Have lug boss 21, the inner face of handle 2 on the cascaded surface of the opening 111 of installation cavity 11, the side wall of the lug boss 21 with
The stepped wall of the opening 111 of installation cavity 11 leans, meanwhile, when criminal wants to be inserted by screwdriver from the side of shell 1
In installation cavity 11, so that lug boss 21 can play the role of blocking when prying open flat lock, screwdriver is avoided to protrude into installation cavity 11
It is interior, to achieve the effect that flat lock side pick-proof；Preferably, which can be setting in the middle part of 2 inner end of handle
Boss structure, or along 2 inner face width direction two sides of handle be arranged fin structure.
Compared with prior art, the utility model is simple and reasonable for structure, the open side edges edge setting of the installation cavity of shell
There is ladder, it is corresponding, it is provided with lug boss on the inner face of handle, by the cooperation of lug boss and ladder, screw can be prevented
Knife pries into gap from side edge, and lug boss, which can play, stops screwdriver to protrude into gap, to play the purpose of side pick-proof；
The open end edge setting of the installation cavity of shell is fluted simultaneously, and the end of handle is provided with insertion groove and sets platform, leads to
The cooperation for setting platform and groove is crossed, screwdriver can be prevented to pry into gap from terminal edge, blocking screw can be played by setting platform
Knife protrudes into gap, to play the purpose of end pick-proof.
Disclosed above is only the embodiments of the present invention, and still, the utility model is not limited to this, any ability
What the technical staff in domain can think variation should all fall into the protection scope of the utility model.
Claims (5)
1. a kind of flat lock with tamper-resistant function, including shell, lock core component, handle, shaft and locking bolt, the shell setting
There is installation cavity, the installation cavity of shell is arranged in the shaft and its both ends is connected with the front end of locking bolt and handle respectively,
Unlatching or locking are realized in the rotation of hand-motion locking bolt；
The lock core component is set to the end of handle, corresponding, the shell be provided with matched with lock core component it is sealed
Portion realizes the locking of handle and pedestal by the cooperation of lock core component and locking part, and the installation cavity of the handle casing is opened
Mouthful；
It is characterized in that, the opening horizontal section of the installation cavity of the shell is hierarchic structure, have on the inner face of the handle
Lug boss, the inner face of the handle on the cascaded surface of the opening of installation cavity, the side wall of the lug boss and installation cavity
The stepped wall of opening leans.
2. a kind of flat lock with tamper-resistant function according to claim 1, which is characterized in that the lug boss is setting
Boss structure in the middle part of handle inner face or the fin structure along the setting of handle inner face width direction two sides.
3. a kind of flat lock with tamper-resistant function according to claim 1, which is characterized in that the installation cavity of the shell
Distal opening edge be provided with groove structure, the end of the handle, which is provided with, sets platform for be embedded in groove.
4. a kind of flat lock with tamper-resistant function according to claim 1, which is characterized in that the installation cavity of the shell
Middle part be additionally provided with lock, be provided in the middle part of the handle for latch across lockhole.
5. a kind of flat lock with tamper-resistant function according to claim 1, which is characterized in that the outer end face of the handle
It flushes or seamlessly transits with the open end of shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621847.1U CN209429745U (en) | 2018-09-30 | 2018-09-30 | A kind of flat lock with tamper-resistant function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621847.1U CN209429745U (en) | 2018-09-30 | 2018-09-30 | A kind of flat lock with tamper-resistant function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209429745U true CN209429745U (en) | 2019-09-24 |
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ID=67966193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821621847.1U Active CN209429745U (en) | 2018-09-30 | 2018-09-30 | A kind of flat lock with tamper-resistant function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209429745U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033250A (en) * | 2021-09-24 | 2022-02-11 | 东莞怡合达自动化股份有限公司 | Handle lock |
-
2018
- 2018-09-30 CN CN201821621847.1U patent/CN209429745U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033250A (en) * | 2021-09-24 | 2022-02-11 | 东莞怡合达自动化股份有限公司 | Handle lock |
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