CN213953299U - Trailer door security lock with double-lock-cylinder mechanism - Google Patents
Trailer door security lock with double-lock-cylinder mechanism Download PDFInfo
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- CN213953299U CN213953299U CN202022197704.6U CN202022197704U CN213953299U CN 213953299 U CN213953299 U CN 213953299U CN 202022197704 U CN202022197704 U CN 202022197704U CN 213953299 U CN213953299 U CN 213953299U
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- handle
- lock
- locking
- seat body
- blocking part
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Abstract
The utility model discloses a trailer door security lock with double lock core mechanism, which comprises a seat body and a first locking structure arranged in the seat body, wherein the first locking structure comprises a first locking piece, a first lock core, a first handle and a blocking piece, the first locking piece is arranged in the seat body in a sliding way, the first handle is pivoted on one side of the seat body, and one end of the first handle is connected with the first locking piece; the first lock core is arranged on the first handle, the seat body is provided with a blocking part, and the output end of the first lock core is connected with the blocking part, so that the first lock core drives the blocking part to be clamped on the blocking part when being locked, and further the first handle is forbidden to rotate, or the first lock core drives the blocking part to be separated from the blocking part when being unlocked, and further the first handle is allowed to rotate. The utility model discloses it can lock in order to reach the purpose of locking to have two lock core mechanism trailer door security locks, simple structure, long service life.
Description
Technical Field
The utility model relates to a trailer door security lock with double lock core mechanism especially relates to a trailer door security lock with double lock core mechanism who locks the purpose in order to reach the locking purpose to the handle.
Background
The existing safety lock for automobile door generally comprises a bolt, a lock core and a handle. When the door is locked, the lock tongue is locked through the lock cylinder, so that the automobile door is locked; when the automobile door is unlocked, the lock tongue is released through the lock cylinder, the handle is pulled, and the lock cylinder is driven to act through the handle, so that the automobile door is opened. However, since the lock cylinder of the security lock locks the bolt, the handle can rotate whether the lock cylinder locks the bolt or not by pulling the handle. Therefore, when the lock cylinder locks the bolt, if the handle is frequently pulled or excessively pulled, the handle is easily damaged, and the service life of the handle is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a to handle locking in order to reach the purpose of locking, simple structure, long service life have two lock core mechanism trailer door security locks.
In order to achieve the above object, the trailer door security lock with double lock cylinder mechanism provided by the present invention comprises a seat body and a first locking structure arranged in the seat body, wherein the first locking structure comprises a first locking member, a first lock cylinder, a first handle and a blocking member, the first locking member is slidably arranged in the seat body, the first handle is pivoted to one side of the seat body, and one end of the first handle is connected with the first locking member; the first lock core is arranged on the first handle, the seat body is provided with a blocking part, and the output end of the first lock core is connected with the blocking part, so that the first lock core drives the blocking part to be clamped on the blocking part when being locked, and further the first handle is forbidden to rotate, or the first lock core drives the blocking part to be separated from the blocking part when being unlocked, and further the first handle is allowed to rotate.
Compared with the prior art, the first handle is arranged on the first handle, the blocking piece is connected to the output end of the first handle, and the blocking part is arranged on the seat body, so that the blocking piece is matched with the blocking part, the blocking piece is clamped on the blocking part when the first handle is locked, the purpose of locking the first handle is achieved, and the purpose of releasing the first handle is achieved when the first handle is unlocked; the structure is very simple, and the handle can be prevented from being pulled after the automobile door is locked, so that the impact of the handle is reduced, the handle is prevented from being damaged, and the service life of the handle is effectively prolonged and shortened.
Preferably, a first push rod extends from one side of the first handle, a first abutting portion is arranged on the first locking member, and the first push rod abuts against the first abutting portion and can push the first abutting portion. The first handle can be rotated and output torque force through the first push rod to be converted into pushing force for pushing the first locking piece to move, and therefore the purpose of driving the first locking piece is achieved.
Preferably, the first locking structure further includes an elastic member, the elastic member is disposed between the first locking member and the seat body, and provides an elastic force for extending the first locking member out of the seat body.
Preferably, the blocking part extends out of an insertion piece, the blocking part is a bent groove, the extending direction of one end of the bent groove is parallel to the pivot shaft of the first handle, the extending direction of the other end of the bent groove is perpendicular to the pivot shaft of the first handle, and the insertion piece can move back and forth between the two ends of the bent groove. Through the matching of the bent groove and the inserting sheet, when the rotating direction of the inserting sheet and the extending direction of the bent groove are on the same plane, the inserting sheet can freely enter and exit the bent groove, thereby achieving the purpose of releasing the first handle; when the rotation direction of the inserting sheet and the extension direction of the bent groove are not on the same plane, the bent groove can block the inserting sheet from entering and exiting, so that the purpose of locking the first handle is achieved; the structure is very simple, stable and reliable.
Preferably, the first locking structure further comprises a second handle, the second handle is pivoted to a side of the seat body opposite to the first handle, and one end of the second handle is connected to the first locking member.
Specifically, a second push rod extends from one side of the second handle, a second abutting portion is arranged on the first locking piece, and the second push rod abuts against the second abutting portion and can push the second abutting portion.
Preferably, the lock further comprises a second locking structure, the second locking structure includes a second locking member and a second lock cylinder, the second lock cylinder is disposed on the seat body, the output end of the second lock cylinder is connected to the second locking member, and the second locking member is slidably disposed on the seat body. Through setting up the second locking structure, can make the automobile door realize from inside back locking, and can use the key to open externally, improve reliability and the security of using.
Specifically, a connecting rod is arranged between the second locking piece and the second lock cylinder.
Specifically, the second locking structure further comprises an operating knob, and the operating knob is connected with the output end of the second lock cylinder.
Drawings
Fig. 1 is a perspective view of a trailer door security lock with a double-lock-cylinder mechanism according to the first embodiment of the present invention.
Fig. 2 is an internal structure view of the trailer door security lock with double lock cylinder mechanism of the present invention.
Fig. 3 is a perspective view of the seat body of the trailer door security lock with double lock cylinder mechanism of the first embodiment of the present invention.
Fig. 4 is the internal structure plan view of the trailer door security lock with double lock cylinder mechanism of the first embodiment of the present invention.
Fig. 5 is a bottom view of the trailer door security lock with double lock cylinder mechanism according to the first embodiment of the present invention.
Fig. 6 is a state diagram of a barrier in locking of the trailer door with a dual lock cylinder mechanism according to the embodiment of the present invention.
Fig. 7 is a state diagram of a barrier member in unlocking according to the trailer door security lock with double lock cylinder mechanism of the present invention.
Fig. 8 is a perspective view of the trailer door security lock with double lock cylinder mechanism of the present invention.
Fig. 9 is an internal structure view of the trailer door security lock with double lock cylinder mechanism of the second embodiment of the present invention.
Detailed Description
In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
As shown in fig. 1 to 4, a structure of a first embodiment of the present invention is shown. The embodiment of the utility model provides a trailer door security lock 100 with double lock core mechanism include pedestal 1 and set up in first locking structure 2 in the pedestal 1, first locking structure 2 includes first locking piece 21, first lock core 22, first handle 23, blocks piece 24 and elastic component 25. The first locking member 21 is slidably disposed in the seat body 1, and the sliding direction is longitudinal. The elastic element 25 is disposed between the first locking element 21 and the seat body 1, and provides an elastic force to make the first locking element 21 extend out of the seat body 1, and the elastic element 25 is a compression spring. The first handle 23 is pivoted to one side of the seat body 1, one end of the first handle is connected with the first locking piece 21, and a pivoting central shaft of the first handle 23 is transversely arranged; the first lock core 22 is disposed on the first handle 23, and a key hole of the first lock core 22 is exposed on a surface of the first handle 23. The central axis of the first lock core 22 is vertically arranged. The seat body 1 is provided with a blocking part 11, and the output end of the first lock core 22 is connected with the blocking part 24, so that the first lock core 22 drives the blocking part 24 to be clamped with the blocking part 11 when locked, and further the first handle 23 is prohibited from rotating, or the first lock core 22 drives the blocking part 24 to be separated from the blocking part 11 when unlocked, and further the first handle 23 is permitted to rotate.
As shown in fig. 2 and 3, an inserting piece 241 extends vertically from the blocking member 24, the blocking portion 11 is a curved slot, an extending direction of one end of the curved slot is parallel to the pivot axis of the first handle 23 to form a locking position 111, an extending direction of the other end of the curved slot is perpendicular to the pivot axis of the first handle 23 to form a releasing position 112, and the inserting piece 241 can move back and forth between two ends of the curved slot. Through the matching of the curved slot and the insertion sheet 241, when the rotation direction of the insertion sheet 241 and the extension direction of the curved slot are on the same plane, i.e. the insertion sheet 241 is at the unlocking position 112, the insertion sheet 241 can freely enter and exit the curved slot, thereby achieving the purpose of releasing the first handle 23; when the rotation direction of the insertion sheet 241 is not in the same plane with the extension direction of the curved slot, that is, the insertion sheet 241 is in the locking position 111, the curved slot can block the insertion sheet 241 from entering and exiting, thereby achieving the purpose of locking the first handle 23; the structure is very simple, stable and reliable.
Referring to fig. 2, a first push rod 231 extends from one side of the first handle 23 along a vertical direction, a first abutting portion 211 is disposed on the first locking member 21, and the first push rod 231 abuts against the first abutting portion 211 and can push the first abutting portion 211, so that the first locking member 21 retracts into the seat body 1. The first push rod 231 can convert the torque force output by the rotation of the first handle 23 into a pushing force for pushing the first locking member 21 to move, thereby achieving the purpose of driving the first locking member 21.
As shown in fig. 2 and fig. 5, the first locking structure 2 further includes a second handle 26, the second handle 26 is pivoted to a side of the seat body 1 opposite to the first handle 23, and a pivoting central axis of the second handle 26 is parallel to a pivoting central axis of the first handle 23. One end of the second handle 26 is connected to the first locking member 21. Specifically, a second push rod 261 extends from one side of the second handle 26 along the vertical direction, a second abutting portion (not shown) is disposed on the first locking member 21, and the second push rod 261 penetrates through the seat body 1 to abut against the second abutting portion and can push the second abutting portion.
As shown in fig. 2 and 4, the trailer door security lock 100 with the dual lock cylinder mechanism further includes a second locking structure 3, the second locking structure 3 includes a second locking member 31, a second lock cylinder 32 and an operation knob 33, and a connecting rod 34 is disposed between the second locking member 31 and the second lock cylinder 32. The second lock core 32 is disposed on the seat body 1 and has an output end pivotally connected to one end of the connecting rod 34. The keyhole of the second lock cylinder 32 is exposed out of the surface of the housing 1. The other end of the link 34 is pivotally connected to the second locking member 31. The second locking member 31 is slidably disposed on the seat 1. The operation knob 33 is connected to an output end of the second key cylinder 32. Through setting up second locking structure 3, can make the automobile door realize from the inside back lock of automobile, and can use the key to open externally, improve reliability and the security of using.
In combination with the above description and with reference to fig. 6 and fig. 7, the working principle of the safety lock of the present invention will be described in detail.
When the automobile door is in a locked state, the first locking member 21 extends out of the seat body 1 under the elastic force of the elastic member 25 to lock the automobile door, at this time, the first lock core 22 is also in a locked state, the inserting piece 241 of the blocking member 24 is located on the locking position 111 of the curved groove to be clamped with the curved groove, at this time, the first handle 23 cannot rotate, and thus the first locking member 21 cannot be driven to move to unlock.
When the automobile door needs to be unlocked, a key is inserted into the first lock cylinder 22, and then the first lock cylinder 22 is rotated, so that the output end of the first lock cylinder 22 drives the blocking piece 24 to rotate, and the inserting piece 241 rotates from the locking position 111 to the unlocking position 112 along the curved slot. At this time, the rotation direction of the insertion piece 241 is the same as the extending direction of the curved slot, so that the first handle 23 can rotate freely, at this time, the first handle 23 can be driven, and the first handle 23 pushes the first locking member 21 to retract into the seat body 1 through the first push rod 231, thereby unlocking the automobile door.
When the door is opened from the inside of the automobile, the second handle 26 can be directly pulled, and the second handle 26 can push the first locking piece 21 to retract into the seat body 1 at any time. Thus. Passengers can open the door from the inside of the automobile at any time. In addition, the passenger in the vehicle interior can be unlocked or unlocked by the operation knob 33 of the second lock structure 3. If the lock is unlocked, the passenger outside the vehicle can only unlock the lock by inserting the key lock into the second lock cylinder 32.
Compared with the prior art, because the utility model discloses with first lock core 22 set up on first handle 23, with stop 24 connects in the output of first lock core 22 again, through set up barrier 11 on pedestal 1, make stop 24 with the cooperation of barrier 11, thereby when first lock core 22 is locked, make stop 24 block in barrier 11, reach the purpose of locking first handle 23, when first lock core 22 is unlocked, reach the purpose of releasing lock first handle 23; the structure is very simple, and the handle can be prevented from being pulled after the automobile door is locked, so that the impact of the handle is reduced, the handle is prevented from being damaged, and the service life of the handle is effectively prolonged and shortened.
As shown in fig. 8 and 9, a trailer door security lock 100' with a dual lock cylinder mechanism according to a second embodiment of the present invention is shown, which has the same structure as the first embodiment, and is different in the position layout and shape of each component. The trailer door security lock 100 ' with the double-lock-cylinder mechanism comprises a seat body 1 ', a first locking structure 2 ' and a second locking structure 3 ', wherein the first locking structure 2 ' comprises a first locking piece 21 ', a first lock cylinder 22 ', a first handle 23 ', a blocking piece 24 ', an elastic piece 25 ' and a second handle 26 '. The second locking structure 3 ' includes a second locking member 31 ', a second key cylinder 32 ', and an operation knob. The connecting structure of the above-mentioned components is basically the same as that of the first embodiment, and will not be described in detail here.
The structure of the first lock cylinder and the second lock cylinder involved in the trailer door security lock with the double-lock-cylinder mechanism is well known by the ordinary technical personnel in the field, and detailed description is not needed here.
The above disclosure is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereto, and therefore, the scope of the present invention is not limited to the above embodiments.
Claims (9)
1. The utility model provides a trailer door security lock with two lock core mechanisms which characterized in that: the locking device comprises a seat body and a first locking structure arranged in the seat body, wherein the first locking structure comprises a first locking piece, a first lock cylinder, a first handle and a blocking piece, the first locking piece is arranged in the seat body in a sliding mode, the first handle is pivoted on one side of the seat body, and one end of the first handle is connected with the first locking piece; the first lock core is arranged on the first handle, the seat body is provided with a blocking part, and the output end of the first lock core is connected with the blocking part, so that the first lock core drives the blocking part to be clamped on the blocking part when being locked, and further the first handle is forbidden to rotate, or the first lock core drives the blocking part to be separated from the blocking part when being unlocked, and further the first handle is allowed to rotate.
2. The trailer door security lock with a dual cylinder mechanism of claim 1, wherein: a first push rod extends from one side of the first handle, a first abutting portion is arranged on the first locking piece, and the first push rod abuts against the first abutting portion and can push the first abutting portion.
3. The trailer door security lock with a dual cylinder mechanism of claim 1, wherein: the first locking structure further comprises an elastic piece, wherein the elastic piece is arranged between the first locking piece and the seat body and provides an elastic force for enabling the first locking piece to extend out of the seat body.
4. The trailer door security lock with a dual cylinder mechanism of claim 1, wherein: the blocking part extends to form an inserting piece, the blocking part is a bent groove, the extending direction of one end of the bent groove is parallel to the pivot shaft of the first handle, the extending direction of the other end of the bent groove is perpendicular to the pivot shaft of the first handle, and the inserting piece can move back and forth between the two ends of the bent groove.
5. The trailer door security lock with a dual cylinder mechanism of claim 1, wherein: the first locking structure further comprises a second handle which is pivoted to one side of the seat body opposite to the first handle, and one end of the second handle is connected with the first locking piece.
6. The trailer door security lock with a dual cylinder mechanism of claim 5, wherein: a second push rod extends from one side of the second handle, a second abutting portion is arranged on the first locking piece, and the second push rod abuts against the second abutting portion and can push the second abutting portion.
7. The trailer door security lock with a dual cylinder mechanism of claim 1, wherein: the lock comprises a base body, and is characterized by further comprising a second locking structure, wherein the second locking structure comprises a second locking piece and a second lock cylinder, the second lock cylinder is arranged on the base body, the output end of the second lock cylinder is connected with the second locking piece, and the second locking piece is arranged on the base body in a sliding mode.
8. The trailer door security lock with a dual cylinder mechanism of claim 7, wherein: and a connecting rod is arranged between the second locking piece and the second lock cylinder.
9. The trailer door security lock with a dual cylinder mechanism of claim 7, wherein: the second locking structure further comprises an operating knob, and the operating knob is connected with the output end of the second lock cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022197704.6U CN213953299U (en) | 2020-09-29 | 2020-09-29 | Trailer door security lock with double-lock-cylinder mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022197704.6U CN213953299U (en) | 2020-09-29 | 2020-09-29 | Trailer door security lock with double-lock-cylinder mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213953299U true CN213953299U (en) | 2021-08-13 |
Family
ID=77202629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022197704.6U Active CN213953299U (en) | 2020-09-29 | 2020-09-29 | Trailer door security lock with double-lock-cylinder mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213953299U (en) |
-
2020
- 2020-09-29 CN CN202022197704.6U patent/CN213953299U/en active Active
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