CN2561890Y - Security lock for rolling shutter door - Google Patents
Security lock for rolling shutter door Download PDFInfo
- Publication number
- CN2561890Y CN2561890Y CN 02275952 CN02275952U CN2561890Y CN 2561890 Y CN2561890 Y CN 2561890Y CN 02275952 CN02275952 CN 02275952 CN 02275952 U CN02275952 U CN 02275952U CN 2561890 Y CN2561890 Y CN 2561890Y
- Authority
- CN
- China
- Prior art keywords
- expansion link
- pick
- fastener
- rolling
- chute
- 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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Abstract
The utility model is a tamper-resistant lock for a rolling gate, which comprises a left and right telescoping rod (2) connected with a plug (1), the telescoping rods (2) free ends are matched with the latches positioned in the rear sides or lateral surfaces of left and right sliding ways, the latches are fasteners (7) positioned in the rear sides of the sliding ways (6) or fastening blocks (20) positioned in the lateral surfaces of the sliding ways, the wall body behind the fasteners (7) is provided with a concave (9), and the free ends of the telescoping rods (2) are provided with tamper-resistant hooks (3) that can be positioned in the concave (9) and matched with flanges (11) of holes (10) of the fasteners (7).
Description
Technical field:
The utility model is relevant with the lockset of rolling-gate.
Technical background:
The snap close of existing rolling-gate lockset is band iron or the garden steel of horizontal setting in the chute of door both sides, and lockset expansion link free end does not have barb, and door is easy to be out of shape or be shifted because of prizing, and makes the lockset inefficacy.
The content of utility model:
The purpose of this utility model provides a kind of simple in structure, and is easy to manufacture, easy to use, the rolling-gate Anti-prizing lockset that safety is good.
The utility model is achieved in that
The utility model rolling-gate Anti-prizing lockset, comprise the left and right expansion link (2) that is connected with lock core (1), the free end of expansion link (2) and the snap fit that is positioned at left and right chute back or side, what snap close cooperated (7) for the fastener that is positioned at chute (6) opening back or was positioned at the chute side buckles piece (20), the body of wall of fastener (7) back has recessed sky (9), and the free end of expansion link (2) has pick-proof hook (3) can be positioned at recessed sky (9) and cooperates with the flange (11) in the hole (10) of fastener (7).
Button piece (20) has installing plate (21) to be loaded on the body of wall, button piece (20) has inclined-plane or arcwall face (12), its lower end porose (10) cooperates with the free-ended pick-proof flange (19) of expansion link (2), have living space between face (12) and the installing plate (21) (8), expansion link (2) is installed on the rolling door by sliding sleeve (22), is connected with lock core (1) by connector (23).
Lock core (1) has rolling disc (24), grooved hole on it (29), rolling disc (24) is hinged with left and right connecting rod (25), a left side, right connecting rod (25) is hinged with left and right dead bolt (26) respectively, and left and right connecting rod (25) is connected a left side by back-moving spring (14) with lock box (27), right dead bolt (26) is connected with expansion link (2) or connector (23), and dead bolt (26) has fixed stop (28).
Roller (13) is housed on the pick-proof hook (3).
The utility model changes the band iron in the chute or garden steel into level and buckles piece or fastener, the space that has hook or flange to stretch into, and the free end of expansion link has pick-proof hook or flange, and when door was prized, pick-proof hook or flange hooked button piece or fastener, and Men Buhui is opened.Lock core has spring, when lockset puts in place, unclamps key, and spring reset enters expansion link automatically and detains the position that piece or fastener cooperate, and uses very convenient.
Description of drawings:
Fig. 1 is the utility model structure chart.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the structure chart of fastener 7.
Fig. 4 is the C-C sectional view of Fig. 3.
Fig. 5 is two of the utility model structure chart.
Fig. 6 is the A-A sectional view of Fig. 5.
Fig. 7 is the external structure of lock.
Fig. 8 is the cut-away view of lock.
The specific embodiment:
Embodiment 1:
The lock core 1 of lockset is by a connecting rod 25 and a left side, and right dead bolt 26 connects, and dead bolt 26 is connected with expansion link 2.Expansion link 2 is positioned at fixed head 15, and its free end has pick-proof hook 3, and roller 13 is arranged on the pick-proof hook 3.Fastener 7 has square hole 10 and mounting groove 16, and there is flange 11 top in hole 10.When locking a door, rolling disc 24 clockwise rotates, and the downslide of rolling in left and right chute 6 of extension spring 14, roller 13 treats that the free end of expansion link 2 enters the scope of square hole 10, unclamps key, and spring 14 resets, and makes free-ended pick-proof hook enter space 9 by square hole 10.Someone forced open the door 18 o'clock, and pick-proof hook 3 hooks flange 11, and door 18 can not be opened.Fastener 7 also can be replaced by horizontal profile, and horizontal Snap-bar structure is equivalent to the flange 11 of fastener 7, and all the other structures are identical.
Embodiment 2:
Claims (4)
1, rolling-gate Anti-prizing lockset, comprise the left and right expansion link (2) that is connected with lock core (1), the free end of expansion link (2) and the snap fit that is positioned at left and right chute back or side, it is characterized in that snap close be the fastener that is positioned at chute (6) opening back cooperate (7) or be positioned at the chute side buckle piece (20), the body of wall of fastener (7) back has recessed sky (9), and the free end of expansion link (2) has pick-proof hook (3) can be positioned at recessed sky (9) and cooperates with the flange (11) in the hole (10) of fastener (7).
2, lockset according to claim 1, it is characterized in that detaining piece (20) has installing plate (21) to be loaded on the body of wall, button piece (20) has inclined-plane or arcwall face (12), its lower end porose (10) cooperates with the free-ended pick-proof flange (19) of expansion link (2), have living space between face (12) and the installing plate (21) (8), expansion link (2) is installed on the rolling door by sliding sleeve (22), is connected with lock core (1) by connector (23).
3, according to claim or 2 described locksets, it is characterized in that lock core (1) has rolling disc (24), grooved hole on it (29), rolling disc (24) is hinged with left and right connecting rod (25), a left side, and right connecting rod (25) is hinged with left and right dead bolt (26) respectively, left and right connecting rod (25) is connected with lock box (27) by back-moving spring (14), a left side, right dead bolt (26) is connected with expansion link (2) or connector (23), and dead bolt (26) has fixed stop (28).
4,, it is characterized in that being equipped with on the pick-proof hook (3) roller (13) according to claim or 2 described locksets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02275952 CN2561890Y (en) | 2002-08-02 | 2002-08-02 | Security lock for rolling shutter door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02275952 CN2561890Y (en) | 2002-08-02 | 2002-08-02 | Security lock for rolling shutter door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2561890Y true CN2561890Y (en) | 2003-07-23 |
Family
ID=33739896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02275952 Expired - Fee Related CN2561890Y (en) | 2002-08-02 | 2002-08-02 | Security lock for rolling shutter door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2561890Y (en) |
-
2002
- 2002-08-02 CN CN 02275952 patent/CN2561890Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |