CN206360502U - A kind of hatchcover theftproof lock - Google Patents
A kind of hatchcover theftproof lock Download PDFInfo
- Publication number
- CN206360502U CN206360502U CN201621301248.2U CN201621301248U CN206360502U CN 206360502 U CN206360502 U CN 206360502U CN 201621301248 U CN201621301248 U CN 201621301248U CN 206360502 U CN206360502 U CN 206360502U
- Authority
- CN
- China
- Prior art keywords
- locking bolt
- shoulder hole
- lock
- hatchcover
- hole
- 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.)
- Expired - Fee Related
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- Lock And Its Accessories (AREA)
Abstract
The utility model is related to a kind of anti-theft device, specifically provides a kind of hatchcover theftproof lock, including lock cylinder, locking bolt, handle and spanner, two-staged step through hole is provided with cylinder-type lock body, the through hole is followed successively by the first shoulder hole and the second shoulder hole, through hole from top to bottom is provided with locking bolt；The locking bolt bottom exposes to the second shoulder hole and is fixedly connected with handle, and described handle one end is arranged on the coaming plate of hatchcover；Spanner one end bottom is connected with lock core pin, the external screw thread that the lock core pin outer surface is provided with internal thread matches in the first shoulder hole, five corner apertures in being offered inside lock core pin, the interior five corner apertures size and shape of locking bolt top and lock core pin is adapted, locking bolt side wall is formed in vertical raised line, interior five corner apertures provided with the vertical slot matched with vertical raised line.The hatchcover theftproof lock, theftproof performance is good, sets five jiaos of special theftproof locks, it is necessary to could be opened by special spanner, common robber's key is difficult to play a role.
Description
Technical field
The present invention relates to a kind of anti-theft device, and in particular to hatchcover theftproof lock on a kind of ship.
Background technology
At present, in order to protect property safety, it is to avoid article is tampered, and people generally use anti-theft device to improve security
Can, anti-theft device is widely used in door, automobile, warehouse gate etc., but the hatchcover on ship is fitted without suitably at present
Anti-theft device, hatchcover can easily be opened by people, and barrier propterty is quite weak, to the crewman on ship or the life of passenger and
Property safety brings infringement.
The content of the invention
The purpose of the present invention is to overcome the defect of above-mentioned prior art there is provided a kind of simple in construction, safe and reliable, anti-theft
Can preferably, hatchcover is difficult the hatchcover theftproof lock opened easily by robber.
Therefore, the invention provides a kind of hatchcover theftproof lock, including lock cylinder, locking bolt, handle and spanner, the circle
Cylindricality lock body is welded as a whole after passing through the lock body through hole on hatchcover with hatchcover, logical provided with two-staged step in cylinder-type lock body
Hole, the through hole is followed successively by the first shoulder hole and the second shoulder hole from top to bottom, and the diameter of first shoulder hole is more than second
Locking bolt is provided with ladder bore dia, two-staged step through hole, the locking bolt and the second shoulder hole are interference fitted, locking bolt and the first rank
Exist between terraced hole and annular boss is equipped with gap, locking bolt, the annular boss is arranged in the first shoulder hole and the second ladder
At the ladder in hole；
The locking bolt bottom exposes to the second shoulder hole and is fixedly connected with handle, and described handle one end is arranged in hatchcover
On coaming plate；
The first shoulder hole inwall is provided with internal thread, and spanner one end bottom is connected with lock core pin, the lock core pin appearance
Face be provided with the external screw thread that internal thread matches in the first shoulder hole, offer inside lock core pin in five corner apertures, locking bolt top with
The interior five corner apertures size and shape of lock core pin is adapted, and the locking bolt upper portion side wall forms vertical raised line, interior five corner apertures
It is interior provided with the vertical slot matched with vertical raised line.
During unlocking, five corner apertures in the lock core pin of spanner bottom are inserted in corresponding locking bolt top, rotating spanner, lock
Bolt is rotated, so as to drive handle to rotate, the handle that hatchcover coaming plate is pinned originally leaves, and opens lock, to open hatchcover.Due to
The locking bolt top of the theftproof lock is five-cornuted so that common key can not be inserted, while so that the skeleton key of robber loses
Function, in addition, in order to strengthen anti-theft measure, further improvement is made to five-cornuted bolt structure, sets vertical on the wall of locking bolt side
Raised line, so that split lock key has higher matching requirement, it is antitheft very reliable.
Further, positioned between the lock cylinder and handle by spring holder.The spring holder can be real
The quick positioning of existing lock cylinder and handle, it is simple to operate, while having reset function, improve the anti-theft of theftproof lock
Energy.
Further, annular seal ring is provided between the locking bolt and the second shoulder hole inwall.Annular seal ring is used for
Locking bolt is axially without means of press seals so that locking bolt has good activity and adaptability, is conducive to improving theftproof performance.
Beneficial effects of the present invention：This hatchcover theftproof lock that the present invention is provided, simple in construction, easy to operate, anti-theft
Can be good, it is safe and reliable, five jiaos of special theftproof locks are set, it is necessary to could be opened by special spanner, common robber's key
It is difficult to play a role.
Brief description of the drawings
Fig. 1 is the structural representation for the hatchcover theftproof lock that the present invention is provided.
Fig. 2 is the top view of locking bolt provided by the present invention.
Fig. 3 is the schematic diagram in A-A directions in Fig. 1.
Description of reference numerals：1st, lock body；2nd, locking bolt；2.1st, vertical raised line；3rd, handle；4th, annular seal ring；5th, spring is fixed
Position pin；6th, coaming plate；7th, hatchcover；8th, two-staged step through hole；9th, annular boss；10th, handle；11st, lock core pin；11.1, Nei Wujiao
Hole；11.2nd, vertical slot.
Embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated.
Embodiment 1：
As shown in figure 1, a kind of hatchcover theftproof lock is present embodiments provided, including lock cylinder 1, locking bolt 2, the and of handle 3
Spanner 10, the lock cylinder 1 is welded as a whole after passing through the lock body through hole on hatchcover 7 with hatchcover 7, in lock cylinder 1
Provided with two-staged step through hole 8, the two-staged step through hole 8 is followed successively by the first shoulder hole and the second shoulder hole from top to bottom,
The diameter of first shoulder hole is more than the second ladder bore dia, is provided with locking bolt 2 in two-staged step through hole 8, the locking bolt 2 with
Second shoulder hole is interference fitted, and exists between the shoulder hole of locking bolt 2 and first and annular boss 9 is equipped with gap, locking bolt 2, described
Annular boss 9 is arranged at the ladder of the first shoulder hole and the second shoulder hole；
The bottom of locking bolt 2 exposes to the second shoulder hole and is fixedly connected with handle 3, and described one end of handle 3 is arranged in cabin
On the coaming plate of lid 7；
The first shoulder hole inwall is provided with internal thread, and one end bottom of spanner 10 is connected with lock core pin 11, the lock core pin
11 outer surfaces be provided with the external screw thread that internal thread matches in the first shoulder hole, as shown in Figures 2 and 3, opened up inside lock core pin 11
Five corner apertures 11.1 in having, the top of locking bolt 2 and the interior size and shape of five corner apertures 11.1 of lock core pin 11 are adapted, on the locking bolt 2
Portion side wall is formed in vertical raised line 2.1, interior five corner apertures 11.1 provided with the vertical slot matched with vertical raised line 2.1
11.2。
During unlocking, five corner apertures 11.1 in the bottom lock core pin 11 of spanner 10 are inserted in the corresponding top of locking bolt 2, turned
Wrench 10, locking bolt 2 is rotated, so as to drive handle 3 to rotate, the handle 3 that the coaming plate 6 of hatchcover 7 is pinned originally leaves, and opens lock,
To open hatchcover 7.Because the top of locking bolt 2 of the theftproof lock is five-cornuted so that common key can not be inserted, while so that
The skeleton key of robber loses function, in addition, in order to strengthen anti-theft measure, further improvement is made to five-cornuted bolt structure,
Vertical raised line 2.1 is set on the side wall of locking bolt 2, so that split lock key has higher matching requirement, it is antitheft very reliable.
Further, 5 are positioned by spring holder between the lock cylinder 1 and handle 3.The spring holder 5
The quick positioning of lock cylinder 1 and handle 3 can be achieved, it is simple to operate, while having reset function, improve the anti-of theftproof lock
Steal performance.
Further, annular seal ring 4 is provided between the shoulder hole inwall of locking bolt 2 and second.
This hatchcover theftproof lock that the present invention is provided, simple in construction, easy to operate, theftproof performance is good, safe and reliable, sets
Five jiaos of special theftproof locks, it is necessary to could be opened by special spanner, common robber's key is difficult to play a role.
It is exemplified as above be only to the present invention for example, do not constitute the limitation to protection scope of the present invention, it is all
It is to be belonged to the same or analogous design of the present invention within protection scope of the present invention.
Claims (3)
1. a kind of hatchcover theftproof lock, it is characterised in that：Including lock cylinder, locking bolt, handle and spanner, the lock cylinder
It is welded as a whole after through the lock body through hole on hatchcover with hatchcover, two-staged step through hole is provided with cylinder-type lock body, it is described logical
Hole is followed successively by the first shoulder hole and the second shoulder hole from top to bottom, and the diameter of first shoulder hole is straight more than the second shoulder hole
Locking bolt is provided with footpath, two-staged step through hole, the locking bolt and the second shoulder hole are interference fitted, between locking bolt and the first shoulder hole
Exist and annular boss is equipped with gap, locking bolt, the annular boss is arranged in the ladder of the first shoulder hole and the second shoulder hole
Place；
The locking bolt bottom exposes to the second shoulder hole and is fixedly connected with handle, and described handle one end is arranged in the coaming plate of hatchcover
On；
The first shoulder hole inwall is provided with internal thread, and spanner one end bottom is connected with lock core pin, and the lock core pin outer surface is set
Have with the external screw thread that internal thread matches in the first shoulder hole, offer inside lock core pin in five corner apertures, locking bolt top and lock core
The interior five corner apertures size and shape of pin is adapted, and the locking bolt upper portion side wall is formed to be set in vertical raised line, interior five corner apertures
There is the vertical slot matched with vertical raised line.
2. a kind of hatchcover theftproof lock as claimed in claim 1, it is characterised in that：Pass through between the lock cylinder and handle
Spring holder is positioned.
3. a kind of hatchcover theftproof lock as claimed in claim 1, it is characterised in that：Between the locking bolt and the second shoulder hole inwall
Provided with annular seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621301248.2U CN206360502U (en) | 2016-11-30 | 2016-11-30 | A kind of hatchcover theftproof lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621301248.2U CN206360502U (en) | 2016-11-30 | 2016-11-30 | A kind of hatchcover theftproof lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206360502U true CN206360502U (en) | 2017-07-28 |
Family
ID=59373001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621301248.2U Expired - Fee Related CN206360502U (en) | 2016-11-30 | 2016-11-30 | A kind of hatchcover theftproof lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206360502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437353A (en) * | 2016-11-30 | 2017-02-22 | 南京海獭软件有限责任公司 | Cabin cover antitheft lock |
-
2016
- 2016-11-30 CN CN201621301248.2U patent/CN206360502U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437353A (en) * | 2016-11-30 | 2017-02-22 | 南京海獭软件有限责任公司 | Cabin cover antitheft lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170728 Termination date: 20171130 |