A push-pull rotary lock

Abstract

The present invention relates to a door lock structure, in particular to a push-pull rotary lock, which includes a lock box, a lock tongue assembly, a handle dial cam assembly, and a clamping plate assembly. A lock tongue hole is provided on the side of the lock box. The lock tongue assembly includes a lock tongue, a U-shaped plate, a lock tongue return spring, a sliding rod, and a damper. The handle dial cam assembly includes a base, a torsion spring, a rotating piece, a transmission plate, a dial block, and an upper cover connected in sequence. One end of the base is provided with a base stepped column, and a transmission plate insertion column is provided on the base stepped column. A base cross chute is provided in the middle of the base. One end of the rotating piece is provided with a torsion spring shaft, and the other end is provided with a rotating piece convex shaft. A transmission plate insertion hole is provided in the middle of the transmission plate. One end of the dial block is provided with an upper convex shaft, and the other end is provided with a lower convex shaft. A dial is provided on the side of the dial block. One end of the upper cover is provided with an upper cover insertion hole and a dial block chute, and a upper cover cross chute is provided in the middle. The clamping plate assembly includes a clamping plate and a clamping plate return spring. One end of the clamping plate is provided with a clamping plate dial block, and the clamping plate dial block abuts against the rotating piece convex shaft on the rotating piece.

Description

Technical Field

[0001] The present invention belongs to the field of door locks, and particularly relates to a door lock structure that can be pushed and pulled, and can be rotated to open and close the door. Background Art

[0002] Currently, among the lock bodies we see on the market, there are those with rotary handles for opening and closing the door, and those with push-pull handles for opening and closing the door, corresponding to different groups of people with different door-opening and closing habits. However, to meet the needs of different groups of people with different door-opening and closing habits, manufacturers can only design corresponding internal structures according to different handles for the same lock, which increases the production cost, or a lock can only be equipped with a push-pull handle or a rotary handle, resulting in fewer choices for users.

[0003] Therefore, in order to meet the needs of these two groups of people at the same time, a push-pull and rotary lock is provided. This lock can be equipped with either a rotary handle or a push-pull handle, and by simply pushing, pulling or rotating the handle, the opening and closing of the door can be achieved. Summary of the Invention

[0004] The present invention aims at the deficiencies in the prior art and provides a push-pull and rotary lock, aiming to meet the needs of different groups of people with different door-opening and closing habits at the same time.

[0005] The technical solution adopted by the present invention is as follows: A push-pull and rotary lock includes a lock box and a lock tongue assembly, a handle dial assembly, and a clamping plate assembly fixed in the lock box. A lock tongue hole is provided on the side of the lock box. The lock tongue assembly includes a lock tongue, a U-shaped plate, a lock tongue return spring, a sliding rod, and a damper connected in sequence; the handle dial assembly includes a base, a torsion spring, a rotating piece, a transmission plate, a dial block, and an upper cover connected in sequence. One end of the base is provided with a base stepped column, a transmission plate insertion post is provided on the base stepped column, and a base cross chute is provided in the base; one end of the rotating piece is provided with a torsion spring shaft, and the other end is provided with a rotating piece convex shaft; a transmission plate insertion hole is provided in the middle of the transmission plate; one end of the dial block is provided with an upper convex shaft and the other end is provided with a lower convex shaft, and a dial piece is provided on the side of the dial block; one end of the upper cover is provided with an upper cover insertion hole and a dial block chute, and a upper cover cross chute is provided in the middle. The torsion spring is embedded at the lower end of the base stepped column, the rotating piece is embedded at the upper end of the base stepped column, and one end of the torsion spring is embedded on the torsion spring shaft on the rotating piece; the transmission plate insertion hole is embedded on the transmission plate insertion post, one end of the transmission plate abuts against the rotating piece convex shaft and the other end abuts against the lower convex shaft on the dial block; the top end of the transmission plate insertion post is embedded in the upper cover insertion hole, the upper convex shaft on the dial block is embedded in the upper cover cross chute, one end of the dial piece is embedded in the upper cover cross chute and the other end is embedded in the base cross chute; the clamping plate assembly includes a clamping plate and a clamping plate return spring. One end of the clamping plate is provided with a clamping plate dial block, and the clamping plate dial block abuts against the rotating piece convex shaft on the rotating piece.

[0006] The bottom surface of the lock box is provided with a sliding rod chute and a damper fixing hole; one end of the lock tongue is provided with a sliding rod slot, and the side surface is provided with a clamping plate slot; one end of the U-shaped plate is provided with a sliding rod hole, and both sides of the U-shaped plate are provided with a clamping block chute; the tail of the sliding rod is provided with a rack, and the sliding rod is provided with a sliding block, and the sliding block is embedded in the sliding rod chute in the lock box; the damper includes a base, a rotating shaft and a gear, the bottom of the base is provided with a base fixing shaft, and the middle of the base is provided with a rotating hole; the middle of the gear is provided with a rotating shaft hole; the base fixing shaft is embedded in the damper fixing hole in the lock box to fix the base in the lock box, and one end of the rotating shaft is embedded in the rotating hole on the base and the other end is embedded in the rotating shaft hole; one end of the sliding rod passes through the sliding rod hole on the U-shaped plate and is embedded in the sliding rod slot at one end of the lock tongue, and the rack at the tail of the sliding rod meshes with the gear; the lock tongue return spring is located in the U-shaped plate, one end abuts against the U-shaped plate, and the other end abuts against the sliding rod.

[0007] The bottom surface of the lock box is provided with a clamping plate fixing column, a clamping plate return spring stopper and a clamping plate stopper; the clamping plate is provided with a clamping plate fixing hole, and the other end of the clamping plate is provided with a clamping block; the clamping plate fixing hole is embedded in the clamping plate fixing column in the lock box; the clamping plate return spring is embedded in the clamping plate fixing column, and one end abuts against the clamping plate return spring stopper; the clamping block is embedded in the clamping block chute on the U-shaped plate and the clamping plate slot on the lock tongue to clamp the lock tongue.

[0008] The bottom surface of the lock box is provided with a handle dial fixing hole, and the other end of the base is provided with a base fixing shaft, and the base fixing shaft is embedded in the handle dial fixing hole in the lock box to fix the base in the lock box.

[0009] A lock core hole is provided in the lock box, and one end of two dial rods is embedded in the cross chutes on the upper cover, the cross chute on the base and the lock core hole.

[0010] A lock core hole is provided in the lock box, and one end of a square core is embedded in the cross chutes on the upper cover, the cross chute on the base and the lock core hole.

[0011] The present invention can be paired with a rotary handle or a push-pull handle. Just simply push, pull or rotate the handle to open and close the door, which can meet the needs of people with different door opening and closing habits at the same time, and has the advantages of convenient installation, low manufacturing cost and good industrialization prospect. Description of the Drawings

[0012] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0013] Figure 2 It is a schematic diagram of the lock tongue structure of the present invention;

[0014] Figure 3 It is a schematic diagram of the U-shaped plate structure of the present invention;

[0015] Figure 4Schematic diagram of the sliding rod structure of the present invention;

[0016] Figure 5 Schematic diagram of the damper structure of the present invention;

[0017] Figure 6 Schematic diagram of the handle pick component of the present invention Figure 1 ;

[0018] Figure 7 Schematic diagram of the handle pick component of the present invention Figure 2 ;

[0019] Figure 8 Schematic diagram of the horizontal sliding handle structure of the present invention;

[0020] Figure 9 Schematic diagram of the vertical sliding handle structure of the present invention;

[0021] Figure 10 Schematic diagram of the rotary sliding handle structure of the present invention;

[0022] Figure 11 Schematic diagram of the lock box structure of the present invention;

[0023] Figure 12 Schematic diagram of the positioning plate structure of the present invention.

[0024] The reference numerals in the figure indicate:

[0025] 1. Lock box 11. Lock tongue hole 12. Sliding rod chute 13. Damper fixing hole 14. Handle pick fixing hole 15. Positioning plate fixing column 16. Positioning plate return spring stopper 17. Positioning plate stopper 18. Lock core hole;

[0026] 2. Lock tongue assembly;

[0027] 21. Lock tongue 211. Sliding rod slot 212. Positioning plate slot; 22. U-shaped plate 221. Sliding rod hole 222. Block chute; 23. Lock tongue return spring;

[0028] 24. Sliding rod 241. Sliding block 242. Rack;

[0029] 25. Damper 251. Base 2511. Base fixing shaft 2512. Rotating hole 252. Rotating shaft 253. Gear 2531. Rotating shaft hole;

[0030] 3. Handle pick component;

[0031] 31. Base 311. Base fixing shaft 312. Base stepped column 3121. Transmission plate insertion column 313. Base cross chute;

[0032] 32. Torsion spring;

[0033] 33. Rotating piece 331. Torsion spring shaft 332. Rotating piece convex shaft;

[0034] 34. Transmission plate 341. Transmission plate insertion hole;

[0035] 35. Pushing block 351. Upper convex shaft 352. Lower convex shaft 353. Pushing piece;

[0036] 36. Upper cover 361. Upper cover insertion hole 362. Upper cover cross chute 363. Pushing block chute;

[0037] 4. Positioning plate assembly 41. Positioning plate 411. Locking block 412. Positioning plate fixing hole 413. Positioning plate pushing block 42. Positioning plate return spring;

[0038] 5. Pushing rod;

[0039] 6. Square core. Specific embodiments

[0040] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0041] As shown in the figure, a push-pull rotary lock includes a lock box 1, a lock tongue assembly 2, a handle dial assembly 3, a positioning plate assembly 4, a pushing rod 5 and a square core 6.

[0042] The side of the lock box 1 is provided with a lock tongue hole 11, and the bottom surface of the lock box 1 is provided with a sliding rod chute 12, a damper fixing hole 13, a handle dial fixing hole 14, a positioning plate fixing column 15, a positioning plate return spring stop 16, a positioning plate stop 17 and a lock core hole 18.

[0043] The tongue component 2 includes a tongue 21, a U-shaped plate 22, a tongue return spring 23, a sliding rod 24, and a damper 25. One end of the tongue 21 is provided with a sliding rod slot 211, and the side is provided with a clamping plate slot 212. One end of the U-shaped plate 22 is provided with a sliding rod hole 221, and both sides of the U-shaped plate 22 are provided with slider chutes 222. The sliding rod 24 is provided with a slider 241, and the tail of the sliding rod 24 is provided with a rack 242. The damper 25 includes a base 251, a rotating shaft 252, and a gear 253. The bottom of the base 251 is provided with a base fixing shaft 2511, and the middle of the base 251 is provided with a rotating hole 2512; the middle of the gear 253 is provided with a rotating shaft hole 2531. The base fixing shaft 2511 is embedded in the damper fixing hole 13 in the lock box 1 to fix the base 251 in the lock box 1. One end of the rotating shaft 252 is embedded in the rotating hole 2512 on the base 251, and the other end is embedded in the rotating shaft hole 2531 on the gear 253; the U-shaped plate 22 is fixed in the lock box 1. One end of the sliding rod 24 passes through the sliding rod hole 221 on the U-shaped plate 22 and is embedded in the sliding rod slot 12 at one end of the tongue 21. The slider 241 is embedded in the sliding rod chute 12 in the lock box 1. The rack 242 at the tail of the sliding rod 24 meshes with the gear 253; the tongue return spring 23 is located inside the U-shaped plate 22, with one end abutting against the U-shaped plate 22 and the other end abutting against the sliding rod 24.

[0044] The handle and cam component 3 includes a base 31, a torsion spring 32, a rotating piece 33, a transmission plate 34, a cam 35, and an upper cover 36. One end of the base 31 is provided with a base fixing shaft 311, and the other end is provided with a base stepped column 312. The base stepped column 312 is provided with a transmission plate stud 3121, and the base 31 is provided with a base cross chute 313 in the middle; one end of the rotating piece 33 is provided with a torsion spring shaft 331, and the other end is provided with a rotating piece convex shaft 332; the middle of the transmission plate 34 is provided with a transmission plate hole 341; one end of the cam 35 is provided with an upper convex shaft 351, and the other end is provided with a lower convex shaft 352. The side of the cam 35 is provided with a cam piece 353; one end of the upper cover 36 is provided with an upper cover hole 361 and a cam chute 363, and the middle is provided with an upper cover cross chute 362. The base fixing shaft 311 is embedded in the handle and cam fixing hole 14 in the lock box 1 to fix the base 31 in the lock box 1. The torsion spring 32 is embedded at the lower end of the base stepped column 312, and the rotating piece 33 is embedded at the upper end of the base stepped column 312. One end of the torsion spring 32 is embedded in the torsion spring shaft 331 on the rotating piece; the transmission plate hole 341 is embedded in the transmission plate stud 3121. One end of the transmission plate 34 abuts against the rotating piece convex shaft 332, and the other end abuts against the lower convex shaft 352 on the cam 35; the top of the transmission plate stud 3121 is embedded in the upper cover hole 361. The upper convex shaft 351 of the cam 35 is embedded in the upper cover cross chute 362, and one end of the cam piece 353 is embedded in the upper cover cross chute 362 and the other end is embedded in the base cross chute 313.

[0045] The said card plate assembly 4 comprises a card plate 41 and a card plate reset spring 42. The said card plate 41 is provided with a card plate fixing hole 412. The said card plate 41 is provided with a card block 411 at one end and a card plate shifting block 413 at the other end. The said card plate fixing hole 412 is embedded in the card plate fixing column 15 in the lock box 1; the said card plate reset spring 42 is embedded in the card plate fixing column 15, and one end of the card plate reset spring 42 abuts against the card plate reset spring stopper 16; the said card block 411 is embedded in the card block sliding groove 222 on the U-shaped plate 22 and the card plate card groove 212 on the lock tongue 21 to engage the lock tongue 21; the said card plate shifting block 413 abuts against the rotating plate convex shaft 332 on the rotating plate 33.

[0046] One end of the two levers 5 or the square core 6 is embedded in the cross slot 362 of the upper cover, the cross slot 313 of the base and the lock core hole 18 .

[0047] When people push and pull the horizontally mounted push-pull handle, the handle drives the lever to swing left and right, drives the push blocks on the left and right sides to slide left and right, the lower protrusions on the push blocks push the transmission plate to rotate clockwise, the transmission plate drives the rotating plate to rotate clockwise, the rotating plate drives the locking plate to rotate counterclockwise, the locking plate releases the locking of the lock tongue, and the lock tongue moves into the lock box through the lock tongue hole, thereby realizing the opening of the door.

[0048] When people push and pull the vertically mounted push-pull handle, the handle drives the lever to swing up and down, drives the push blocks on the upper and lower sides to slide upward and downward, the lower protrusions on the push blocks push the transmission plate to rotate clockwise, the transmission plate drives the rotating plate to rotate clockwise, the rotating plate drives the locking plate to rotate counterclockwise, the locking plate releases the locking tongue, and the lock tongue moves through the lock tongue hole into the lock box, thereby realizing the opening of the door.

[0049] When people rotate the rotary handle, the handle drives the square core to rotate, causing the four shift blocks to slide in four directions of up, down, left and right at the same time. The lower protrusion on the shift block pushes the transmission plate to rotate clockwise, and the transmission plate drives the rotating piece to rotate clockwise. The rotating piece drives the locking plate to rotate counterclockwise, and the locking plate releases the locking tongue, and the lock tongue moves through the lock tongue hole into the lock box, thereby realizing the opening of the door.

Claims

1. A push-pull rotary lock, comprising a lock box and a lock tongue assembly, a handle dial assembly, and a clamping plate assembly fixed in the lock box, characterized in that: The side of the lock box is provided with a lock tongue hole. The lock tongue assembly includes a lock tongue, a U-shaped plate, a lock tongue return spring, a sliding rod, and a damper that are connected in sequence. The handle dial component includes a base, a torsion spring, a rotating piece, a transmission plate, a dial block, and an upper cover that are connected in sequence. One end of the base is provided with a base stepped column, and a transmission plate embedding column is provided on the base stepped column. A base cross-shaped sliding groove is provided in the middle of the base. One end of the rotating piece is provided with a torsion spring shaft, and the other end is provided with a rotating piece convex shaft. A transmission plate embedding hole is provided in the middle of the transmission plate. One end of the dial block is provided with an upper convex shaft, and the other end is provided with a lower convex shaft. A dial is provided on the side of the dial block. One end of the upper cover is provided with an upper cover embedding hole and a dial block sliding groove, and a upper cover cross-shaped sliding groove is provided in the middle. The torsion spring is embedded at the lower end of the base stepped column, the rotating piece is embedded at the upper end of the base stepped column, and one end of the torsion spring is embedded on the torsion spring shaft on the rotating piece. The transmission plate embedding hole is embedded on the transmission plate embedding column. One end of the transmission plate abuts against the rotating piece convex shaft, and the other end abuts against the lower convex shaft on the dial block. The top end of the transmission plate embedding column is embedded in the upper cover embedding hole, the upper convex shaft on the dial block is embedded in the upper cover cross-shaped sliding groove, one end of the dial is embedded in the upper cover cross-shaped sliding groove, and the other end is embedded in the base cross-shaped sliding groove. The positioning plate assembly includes a positioning plate and a positioning plate return spring. One end of the positioning plate is provided with a positioning plate dial block, and the positioning plate dial block abuts against the rotating piece convex shaft on the rotating piece. The bottom surface of the lock box is provided with a sliding rod sliding groove and a damper fixing hole. One end of the lock tongue is provided with a sliding rod embedding groove, and a positioning plate clamping groove is provided on the side. One end of the U-shaped plate is provided with a sliding rod embedding hole, and clamping block sliding grooves are provided on both sides of the U-shaped plate. A rack is provided at the tail of the sliding rod, and a sliding block is provided on the sliding rod. The sliding block is embedded in the sliding rod sliding groove in the lock box. The damper includes a base, a rotating shaft, and a gear. A base fixing shaft is provided at the bottom of the base, and a rotating hole is provided in the middle of the base. A rotating shaft hole is provided in the middle of the gear. The base fixing shaft is embedded in the damper fixing hole in the lock box to fix the base in the lock box. One end of the rotating shaft is embedded in the rotating hole on the base, and the other end is embedded in the rotating shaft hole. One end of the sliding rod passes through the sliding rod embedding hole on the U-shaped plate and is embedded in the sliding rod embedding groove at one end of the lock tongue. The rack at the tail of the sliding rod meshes with the gear. The lock tongue return spring is located inside the U-shaped plate, with one end abutting against the U-shaped plate and the other end abutting against the sliding rod. The bottom surface of the lock box is provided with a positioning plate fixing column, a positioning plate return spring stopper, and a positioning plate stopper. The positioning plate is provided with a positioning plate fixing hole, and a clamping block is provided at the other end of the positioning plate. The positioning plate fixing hole is embedded in the positioning plate fixing column in the lock box. The positioning plate return spring is embedded in the positioning plate fixing column, with one end abutting against the positioning plate return spring stopper. The clamping block is embedded in the clamping block sliding groove on the U-shaped plate and the positioning plate clamping groove on the lock tongue to clamp the lock tongue.

2. The push-pull rotary lock according to claim 1, characterized in that: The bottom surface of the lock box is provided with a handle dial fixing hole. The other end of the base is provided with a base fixing shaft, and the base fixing shaft is embedded in the handle dial fixing hole in the lock box to fix the base in the lock box.

3. The push-pull rotary lock according to claim 1, characterized in that: A lock core hole is provided in the lock box, and one end of two dial rods is embedded in the upper cover cross-shaped sliding groove, the base cross-shaped sliding groove, and the lock core hole.

4. The push-pull rotary lock according to claim 1, characterized in that: A lock core hole is provided in the lock box, and one end of a square core is embedded in the cross chute of the upper cover, the cross chute of the base and the lock core hole.

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