CN220849192U - Cam structure for door lock - Google Patents
Cam structure for door lock Download PDFInfo
- Publication number
- CN220849192U CN220849192U CN202322615782.7U CN202322615782U CN220849192U CN 220849192 U CN220849192 U CN 220849192U CN 202322615782 U CN202322615782 U CN 202322615782U CN 220849192 U CN220849192 U CN 220849192U
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- fixedly connected
- cam
- groove
- cam body
- sleeve
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a cam structure for a door lock, which comprises a rotating column, wherein one end of the rotating column is fixedly connected with a cam body, the peripheral side of the rotating column is rotationally sleeved with a sleeve, one side of the sleeve is provided with a limiting groove, the cam body is rotationally connected with the limiting groove, one side of the sleeve is provided with a clamping frame, one side of the clamping frame is provided with a clamping groove, one side of the inside of the clamping groove is provided with a circular groove I, the inside of the circular groove I is slidingly connected with a circular disc I, one side of the circular disc I is fixedly connected with a cylindrical button I, a circular hole is formed in the circular hole in a penetrating manner on one side of the cam body, one side of the inside of the circular groove I is fixedly connected with one end of a spring I, the other end of the spring I is fixedly connected with the circular disc I, and one side of the clamping frame is fixedly connected with a mounting frame. The utility model has convenient installation, when in use, a user inserts a key into the lock hole, rotates the lock cylinder to drive the rotating column and the cam body to rotate, and completes the fixation of the cam body and the clamping frame through the matching of the parts, so that the fixation is firm, the risk of looseness is avoided, and the utility model is beneficial to use.
Description
Technical Field
The utility model relates to the technical field of door locks, in particular to a cam structure for a door lock.
Background
Door locks are, as the name suggests, devices used to lock a door to prevent others from opening the door. The door locks are classified into a plurality of types, and the door locks are required to be different in various occasions, so that the common household antitheft door locks are high in safety and low in price. The cam is a clamping piece which is rotatably arranged in the door lock, an opening is formed in the cam, and when the door hook is inserted into the opening of the cam, the door hook pushes the cam to rotate, so that the door hook is clamped in the door lock, and locking of the door is completed.
In this regard, the chinese utility model with the authorized bulletin number CN207553818U discloses a double cam lock structure for a door, which comprises a housing and a latch hook, wherein a cover plate is connected to the housing, a driving pull rod is arranged between the housing and the cover plate, a first cam and a second cam connected with the driving pull rod are arranged on the first cam, a first cam rivet and a first cam torsion spring are arranged on the first cam, a second cam rivet and a second cam torsion spring are arranged on the second cam, the cover plate is fixed with the housing through the first cam rivet and the second cam rivet, and the driving pull rod is riveted on the first cam rivet through the driving pull rod rivet.
This chamber door duplex cam lock structure, simple structure, dependable performance, convenient to use, trouble are few, can effectively lock chamber door, but this chamber door duplex cam lock structure, the cam is fixed unstable with the door hook, has not hard up risk when using, is unfavorable for the use, and we propose a cam structure for lock for this purpose and are used for solving above-mentioned problem.
Disclosure of utility model
The present utility model is directed to a cam structure for a door lock, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cam structure for lock, includes the rotation post, rotation post one end fixed connection cam body, rotation post week side rotates the sleeve that cup joints, the spacing groove is seted up to sleeve one side, the cam body rotates and connects the spacing groove, sleeve one side is equipped with the joint frame, the joint groove is seted up to joint frame one side, circular slot one is seted up to joint inslot portion one side, circular slot one inside sliding connection disk one, one side fixed connection cylindricality button one of disk, cylindricality button one grafting round hole, the round hole link up and is seted up in cam body one side.
Preferably, one side of the inner part of the round groove I is fixedly connected with one end of the spring I, and the other end of the spring I is fixedly connected with the wafer I.
Preferably, the mounting frame is fixedly connected to one side of the clamping frame, two threaded holes are formed in one side of the mounting frame in a penetrating mode, and the clamping groove is movably connected with the cam body.
Preferably, one end of the rotating column is fixedly connected with the lock core, a lock hole is formed in one side of the lock core, the circumference of the lock core is rotationally sleeved with a circular ring, one side of the circular ring is fixedly connected with a lantern ring, one side of the lantern ring is fixedly connected with a sleeve, and the lantern ring is rotationally sleeved with the rotating column.
Preferably, two circular grooves are formed in one side of the limiting groove, two ends of two springs are fixedly connected to one side of the inner portion of each circular groove, two ends of two springs are fixedly connected to two discs, two discs are slidably connected to two circular grooves, two cylindrical buttons are fixedly connected to two sides of each disc, any one of the cylindrical buttons is inserted into an inserting jack, and the jack is formed in one side of the cam body.
Preferably, one side of the sleeve is fixedly connected with a threaded rod, and the threaded rod is in threaded connection with a nut.
Compared with the prior art, the utility model has the beneficial effects that:
The utility model has convenient installation, when in use, a user inserts a key into the lock hole, rotates the lock cylinder to drive the rotating column and the cam body to rotate, and completes the fixation of the cam body and the clamping frame through the matching of the parts, so that the fixation is firm, the risk of looseness is avoided, and the utility model is beneficial to use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic partial cross-sectional view of the present utility model;
FIG. 3 is a schematic diagram of FIG. 2A according to the present utility model.
In the figure: 1. rotating the column; 2. a cam body; 3. a sleeve; 4. a limit groove; 5. a clamping frame; 6. a clamping groove; 7. a wafer I; 8. a first cylindrical button; 9. a round hole; 10. a round groove I; 11. a first spring; 12. a mounting frame; 13. a threaded hole; 14. a collar; 15. a circular ring; 16. a lock core; 17. a lock hole; 18. a threaded rod; 19. a nut; 20. a round groove II; 21. a second spring; 22. a second wafer; 23. a jack; 24. and a second cylindrical button.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-2, in a first embodiment of the present utility model, a cam structure for a door lock is provided, which includes a rotating post 1, one end of the rotating post 1 is fixedly connected with a cam body 2, a circumferential side of the rotating post 1 is rotationally sleeved with a sleeve 3, one side of the sleeve 3 is provided with a limiting groove 4, the cam body 2 is rotationally connected with the limiting groove 4, one side of the sleeve 3 is provided with a clamping frame 5, one side of the clamping frame 5 is provided with a clamping groove 6, one side of the inside of the clamping groove 6 is provided with a circular groove 10, the inside of the circular groove 10 is slidingly connected with a wafer 7, one side of the wafer 7 is fixedly connected with a cylindrical button 8, a circular hole 9 is formed in the circular hole 9, the circular hole 9 is formed on one side of the cam body 2, the rotating post 1 rotates in the sleeve 3, the rotating post 1 rotates to drive the cam body 2 to rotate in the limiting groove 4, when the cam body 2 rotates to the position of the clamping groove 6, the cylindrical button 8 is pressed inwards, the cylindrical button 8 moves to drive the wafer 7 to move, the cylindrical button 8 moves into the circular hole 10, and after the cylindrical button 8 moves into the circular hole 9, and the cylindrical button 8 moves out of the circular hole 9 when the cylindrical button 8 moves into the circular hole 9.
Examples
Referring to fig. 2, one side of the inside of the circular groove 10 is fixedly connected with one end of the first spring 11, the other end of the first spring 11 is fixedly connected with the first wafer 7, the first wafer 7 moves to drive the first spring 11 to compress, and when the first cylindrical button 8 moves to the circular hole 9, the first spring 11 moves the first cylindrical button 8 by using elasticity to be in situ and help to fix.
Referring to fig. 1, one side of the clamping frame 5 is fixedly connected with the mounting frame 12, two threaded holes 13 are formed in one side of the mounting frame 12 in a penetrating manner, the clamping groove 6 is movably connected with the cam body 2, and the clamping frame 5 is installed at a use position through the threaded holes 13 on the mounting frame 12 when the clamping frame is required to be installed.
Referring to fig. 2, one end of the rotary column 1 is fixedly connected with the lock core 16, a lock hole 17 is formed in one side of the lock core 16, a circular ring 15 is rotatably sleeved on the peripheral side of the lock core 16, a lantern ring 14 is fixedly connected to one side of the circular ring 15, a sleeve 3 is fixedly connected to one side of the lantern ring 14, the lantern ring 14 is rotatably sleeved on the rotary column 1, a key is inserted into the lock hole 17 on the lock core 16, the lock core 16 is rotated, the lock core 16 rotates to drive the rotary column 1 to rotate, and the circular ring 15 and the lantern ring 14 help to protect the lock core 16.
Referring to fig. 2-3, two circular grooves 20 are formed on one side of the limiting groove 4, one end of two springs 21 is fixedly connected to one side of the inside of the two circular grooves 20, the other end of each of the two springs 21 is fixedly connected with two discs 22, the two discs 22 are slidably connected with the two circular grooves 20, one side of each of the two discs 22 is fixedly connected with two cylindrical buttons 24, any one of the cylindrical buttons 24 is inserted into an insertion hole 23, the insertion hole 23 is formed on one side of the cam body 2, when the cam body 2 moves in the limiting groove 4, the cylindrical buttons 24 are contacted with one of the cylindrical buttons 24, the cylindrical buttons 24 move to drive the discs 22 to move, the discs 22 move to compress the springs 21, when the cylindrical buttons 24 move into the circular grooves 20, the cam body 2 moves normally, and when the cylindrical buttons 24 move to the insertion hole 23, the cylindrical buttons 24 are ejected out by the spring, and the cylindrical buttons 24 are inserted into the insertion holes 23 to complete fixing.
Referring to fig. 1-2, a threaded rod 18 is fixedly connected to one side of the sleeve 3, the threaded rod 18 is screwed with a nut 19, and after the sleeve 3 is mounted in the use position, the nut 19 is rotated onto the threaded rod 18, thereby fixing the sleeve 3 in the mounting position.
Examples
Referring to fig. 1 to 3, in a third embodiment of the present utility model, when the present utility model is installed, the sleeve 3 is installed at a place of use, the nut 19 is rotated, the nut 19 is matched with the threaded rod 18 to fix the sleeve 3, the clamping frame 5 is installed at the place of use through the matching of the mounting frame 12 and the threaded hole 13, when the present utility model is used, the key is inserted into the lock hole 17 on the lock core 16, the lock core 16 is rotated, the lock core 16 rotates to drive the rotating post 1 to rotate, the rotating post 1 rotates to drive the cam body 2 to rotate, the cam body 2 rotates in the limiting groove 4, when the cam body 2 rotates to the clamping groove 6 position, the first cylindrical button 8 is pressed to move inwards, the first cylindrical button 8 moves to drive the first circular disc 7 to move, the first circular disc 7 moves to compress the first spring 11, the first cylindrical button 8 moves into the circular groove 10, when the first cylindrical button 8 moves to the position of the round hole 9, the first cylindrical button 8 moves to be in the original position by the first spring 11, the first cylindrical button 8 pops out, the first cylindrical button 8 is inserted into the round hole 9 to finish the fixation of the cam body 2 and the clamping frame 5, when the second cylindrical button 24 contacts with the first cylindrical button 2 while the cam body 2 moves, the second cylindrical button 24 moves to drive the second wafer 22 to move, the second wafer 22 moves to compress the second spring 21, when the second cylindrical button 24 moves to the position of the round slot 20, the cam body 2 moves normally, when the second cylindrical button 24 moves to the position of the jack 23, the second cylindrical button 24 pops out by the spring, the second cylindrical button 24 is inserted into the jack 23 to finish fixation, thereby helping to further fix the cam body 2, so that the cam body cannot move randomly when in the vertical or horizontal position, the user inserts the lockhole 17 with the key, rotates lock core 16, and lock core 16 rotates and drives rotation post 1 and cam body 2 and rotate, through the part cooperation, accomplishes the fixed of cam body 2 and joint frame 5, and is fixed firm, avoids appearing not hard up risk, is favorable to using.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a cam structure for lock, includes rotation post (1), its characterized in that: one end of the rotating column (1) is fixedly connected with the cam body (2), the circumference side of the rotating column (1) is rotationally sleeved with the sleeve (3), one side of the sleeve (3) is provided with the limit groove (4), and the cam body (2) is rotationally connected with the limit groove (4);
The novel cam is characterized in that a clamping frame (5) is arranged on one side of the sleeve (3), a clamping groove (6) is formed in one side of the clamping frame (5), a round groove I (10) is formed in one side of the inside of the clamping groove (6), a round groove I (10) is connected with a round plate I (7) in a sliding mode, a cylindrical button I (8) is fixedly connected to one side of the round plate I (7), a round hole (9) is spliced in the cylindrical button I (8), and the round hole (9) is formed in one side of the cam body (2) in a penetrating mode.
2. The cam structure for a door lock according to claim 1, wherein: one side of the inside of the round groove I (10) is fixedly connected with one end of the spring I (11), and the other end of the spring I (11) is fixedly connected with the wafer I (7).
3. The cam structure for a door lock according to claim 1, wherein: the clamping frame is characterized in that one side of the clamping frame (5) is fixedly connected with the mounting frame (12), two threaded holes (13) are formed in one side of the mounting frame (12) in a penetrating mode, and the clamping groove (6) is movably connected with the cam body (2).
4. The cam structure for a door lock according to claim 1, wherein: the lock is characterized in that one end of the rotating column (1) is fixedly connected with the lock core (16), a lock hole (17) is formed in one side of the lock core (16), the round ring (15) is rotationally sleeved on the periphery of the lock core (16), one side of the round ring (15) is fixedly connected with the lantern ring (14), one side of the lantern ring (14) is fixedly connected with the sleeve (3), and the lantern ring (14) is rotationally sleeved on the rotating column (1).
5. The cam structure for a door lock according to claim 1, wherein: two circular slot two (20) are offered to spacing groove (4) one side, two circular slot two (20) inside one side fixed connection two spring two (21) one end, two spring two (21) other end fixed connection two disk two (22), two disk two (22) sliding connection two circular slot two (20), two disk two (22) one side fixed connection two cylindricality button two (24), arbitrary one cylindricality button two (24) peg graft jack (23), jack (23) are offered in cam body (2) one side.
6. The cam structure for a door lock according to claim 1, wherein: one side of the sleeve (3) is fixedly connected with a threaded rod (18), and the threaded rod (18) is in threaded connection with a nut (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322615782.7U CN220849192U (en) | 2023-09-26 | 2023-09-26 | Cam structure for door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322615782.7U CN220849192U (en) | 2023-09-26 | 2023-09-26 | Cam structure for door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220849192U true CN220849192U (en) | 2024-04-26 |
Family
ID=90777694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322615782.7U Active CN220849192U (en) | 2023-09-26 | 2023-09-26 | Cam structure for door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220849192U (en) |
-
2023
- 2023-09-26 CN CN202322615782.7U patent/CN220849192U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |