CN215443529U - Spring double-bolt lock - Google Patents

Abstract

The utility model relates to the technical field of double-bolt locks and discloses a spring-up double-bolt lock which comprises a bottom plate and a shell fixed on the upper surface of the bottom plate, wherein a placing groove is formed in the upper surface of the shell, the inner wall of the shell is horizontally and rotatably connected with a pressing plate through a first rotating rod which is inserted, first gear teeth are arranged on the right side of the outer surface of the pressing plate, the pressing plate is positioned in the placing groove, and the left side and the right side of the inner wall of the top of the shell are fixedly connected with hollow inserting rods. This two tongue locks of bounceing, through rotating the post, the through-hole, the indent down, press a briquetting and spacer pin cooperation to use for the device is under locking state, and the spacer pin can't be through pressing the indent down downwards, behind the rotatory swivel becket, aligns the piece and aligns with the pointer groove, and the spacer pin can pass and push down the indent downwards and press, and then makes to lift up according to the pressboard, and the lock plate is withdrawed, thereby makes the device have the function that sets up the password and unblank, further improves the theftproof performance of the device.

Description

Spring double-bolt lock

Technical Field

The utility model relates to the technical field of double-bolt locks, in particular to a spring-up double-bolt lock.

Background

The existing lock body is generally provided with a dead bolt and an inclined bolt, and the dead bolt has high safety and strong anti-theft performance; if one dead bolt is arranged on some occasions, the installation strength cannot be met, and some lock bodies with double dead bolts are also available on the market at present; the double-tongue lock in the prior art is difficult to set an unlocking password and has poor safety.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a spring double-bolt lock, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a bounce double-tongue lock comprises a bottom plate and a shell fixed on the upper surface of the bottom plate, wherein a placing groove is formed in the upper surface of the shell, the inner wall of the shell is horizontally and rotatably connected with a pressing plate through a first rotating rod, first gear teeth are arranged on the right side of the outer surface of the pressing plate, the pressing plate is positioned inside the placing groove, hollow insertion rods are fixedly connected to the left side and the right side of the inner wall of the top of the shell, gears and locking plates are rotatably connected to the outer surface of the hollow insertion rods, the locking plates penetrate through the inner wall of the shell and are fixedly connected with the gear, the bottom ends of the hollow insertion rods are attached to the upper surface of the bottom plate, a moving plate is arranged on the right side of the upper surface of the bottom plate, second gear teeth are arranged in the middle of the upper surface of the moving plate and are meshed with the first gear teeth, annular grooves are formed in the left side and the right side of the upper surface of the moving plate, and tooth grooves meshed with the gears are formed in the front inner wall of the annular grooves, two groups of first springs are fixedly connected with the right side surface of the moving plate, the right ends of the first springs are fixedly connected with the inner wall of the right side of the shell, the left side of the inner wall of the shell is horizontally and rotatably connected with a pressing block through an inserted rotating shaft, the left side of the upper surface of the pressing plate is provided with a clamping groove matched with the pressing block, the lower surface of the pressing block is fixedly connected with a second spring, the bottom end of the second spring is fixedly connected with the upper surface of the bottom plate, the left side of the pressing block is fixedly connected with a limiting pin, the left side of the upper surface of the bottom plate is fixedly connected with a placing seat, a rotating column is arranged in the placing seat, a through hole matched with the limiting pin is arranged on the right side surface of the rotating column, the bottom of the inner wall of the through hole is provided with a pressing groove, the outer surface of the rotating column is sleeved with a rotating ring, and the upper surface of the shell is provided with a rotating groove matched with the rotating ring.

Preferably, limiting plates are arranged on the front side and the rear side of the outer surface of the moving plate, and the lower surfaces of the limiting plates are fixedly connected with the upper surface of the bottom plate.

Preferably, the outer surface of the rotating column and the outer surface of the rotating ring are both provided with anti-skid grains, and the longitudinal section of each anti-skid grain is trapezoidal.

Preferably, two sets of arc-shaped grooves are formed in the left side of the inner wall of the top of the shell, and the two sets of arc-shaped grooves are respectively located on the left side and the right side of the rotating groove.

Preferably, the outer surfaces of the first rotating rod and the rotating shaft are both provided with lubricating grease layers, and the thickness of each lubricating grease layer is two to five millimeters zero.

Preferably, the top of the outer surface of the rotating ring is provided with an alignment block, and the left side of the upper surface of the shell is provided with a pointer groove corresponding to the alignment block.

(III) advantageous effects

Compared with the prior art, the utility model provides a spring-up double-bolt lock, which has the following beneficial effects:

1. this two tongue locks of bounceing, through rotating the post, the through-hole, the indent down, press a briquetting and spacer pin cooperation to use for the device is under locking state, and the spacer pin can't be through pressing the indent down downwards, behind the rotatory swivel becket, aligns the piece and aligns with the pointer groove, and the spacer pin can pass and push down the indent downwards and press, and then makes to lift up according to the pressboard, and the lock plate is withdrawed, thereby makes the device have the function that sets up the password and unblank, further improves the theftproof performance of the device.

2. This two tongue locks of bounceing uses through first spring, movable plate, ring channel, gear, lock plate and according to the platen cooperation for the user is pressing down behind the briquetting, and the draw-in groove with according to the platen separation, first spring promotion movable plate removes left, and the movable plate passes through the tooth's socket and drives gear and lock plate rotation, and lifts according to the platen through the drive of the second teeth of a cogwheel, thereby has further improved the switching efficiency of this two tongue locks, has further made things convenient for the user to use.

3. This bounce double-tongue lock, through hollow inserted bar, gear and lock plate cooperation are used, make hollow inserted bar play spacing fixed effect to gear and lock plate, thereby structural stability when further having improved the lock plate and using, the probability that the lock plate damaged because of the atress has been reduced, the device's security has been improved, use through bottom plate and shell cooperation, make the shell play the effect of protection to the device's inner structure, thereby further reduced the device inner structure probability of rustting damage, and then improved the device's life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIGS. 4 and 5 are the development views of the present invention;

FIG. 6 is a schematic view of a rotary column according to the present invention.

In the figure: 1. a base plate; 2. a housing; 201. a placement groove; 202. a rotating groove; 203. an arc-shaped slot; 204. a pointer slot; 3. a first rotating lever; 4. a pressing plate; 401. a card slot; 5. a first gear tooth; 6. a hollow inserted link; 7. a gear; 8. a lock plate; 9. moving the plate; 901. an annular groove; 902. a tooth socket; 10. a second gear tooth; 11. a first spring; 12. a rotating shaft; 13. a pressing block; 14. a rotating ring; 15. a second spring; 16. a spacing pin; 17. a placing seat; 18. rotating the column; 1801. a through hole; 1802. pressing the groove downwards; 19. an alignment block; 20. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a spring-up double-tongue lock comprises a bottom plate 1 and a shell 2 fixed on the upper surface of the bottom plate 1, wherein a placing groove 201 is formed in the upper surface of the shell 2, the inner wall of the shell 2 is horizontally and rotatably connected with a pressing plate 4 through a first rotating rod 3, first gear teeth 5 are arranged on the right side of the outer surface of the pressing plate 4, the pressing plate 4 is positioned inside the placing groove 201, hollow insertion rods 6 are fixedly connected to the left side and the right side of the inner wall of the top of the shell 2, gears 7 and locking plates 8 are rotatably connected to the outer surface of the hollow insertion rods 6, the locking plates 8 penetrate through the inner wall of the shell 2, the gears 7 are fixedly connected with the locking plates 8, the bottom ends of the hollow insertion rods 6 are attached to the upper surface of the bottom plate 1, a second gear tooth moving plate 10 is arranged on the right side of the upper surface of the bottom plate 1, a second gear tooth moving plate 10 is arranged in the middle of the upper surface of the moving plate 9, the second gear teeth 10 are engaged with the first gear teeth 5, annular grooves 901 are formed in the left side and the right side of the upper surface of the hollow insertion rods 9, the inner wall of the front side of the annular groove 901 is provided with a tooth socket 902 engaged with the gear 7, the right side surface of the movable plate 9 is fixedly connected with two groups of first springs 11, the right end of each first spring 11 is fixedly connected with the inner wall of the right side of the shell 2, the left side of the inner wall of the shell 2 is horizontally and rotatably connected with a pressing block 13 through an inserted rotating shaft 12, the left side of the upper surface of the pressing plate 4 is provided with a clamping groove 401 matched with the pressing block 13, the lower surface of the pressing block 13 is fixedly connected with a second spring 15, the bottom end of the second spring 15 is fixedly connected with the upper surface of the bottom plate 1, the left side of the pressing block 13 is fixedly connected with a limiting pin 16, the left side of the upper surface of the bottom plate 1 is fixedly connected with a placing seat 17, a rotating column 18 is arranged in the placing seat 17, the right side surface of the rotating column 18 is provided with a through hole 1801 matched with the limiting pin 16, the bottom of the inner wall of the through hole 1801 is provided with a lower pressing groove 1802, the outer surface of the rotating column 18 is sleeved with a rotating ring 14, the upper surface of the shell 2 is provided with a rotating groove 202 matched with the rotating ring 14, the limiting pin 16 cannot be pressed downwards through the lower pressing groove 1802 by matching the rotating column 18, the through hole 1801, the lower pressing groove 1802, the pressing block 13 and the limiting pin 16 in a locking state, after the rotating ring 14 is rotated, the alignment block 19 is aligned with the pointer groove 204, the limiting pin 16 can penetrate through the lower pressing groove 1802 to be pressed downwards, the pressing plate 4 is lifted, the locking plate 8 is retracted, so that the device has a password unlocking function, the anti-theft performance of the device is further improved, after a user presses the pressing block 13, the clamping groove 401 is separated from the pressing plate 4, the first spring 11 pushes the moving plate 9 to move leftwards, the gear 7 and the locking plate 8 are driven by the moving plate 9 through 902 to rotate, and drive through the second teeth of a cogwheel 10 and press according to the clamp plate 4 and lift up, thereby further improved the switching efficiency of this two tongue locks, further made things convenient for the user to use, through hollow inserted bar 6, gear 7 and lock plate 8 cooperation are used, make hollow inserted bar 6 play spacing fixed effect to gear 7 and lock plate 8, thereby further improved the structural stability when lock plate 8 uses, the probability of lock plate 8 because of the atress damage has been reduced, the security of the device has been improved, use through bottom plate 1 and the cooperation of shell 2, make shell 2 play the effect of protection to the inner structure of the device, thereby further reduced the probability that the device inner structure damaged, and then the life of the device rusts.

In the utility model, in order to further enhance the motion stability of the moving plate 9, the limiting plates 20 are respectively arranged on the front side and the rear side of the outer surface of the moving plate 9, and the lower surfaces of the limiting plates 20 are fixedly connected with the upper surface of the bottom plate 1, so that the limiting plates 20 limit the motion track of the moving plate 9, and the motion stability of the moving plate 9 is further enhanced.

In the utility model, in order to further facilitate the user to rotate the rotating column 18, the outer surface of the rotating column 18 and the outer surface of the rotating ring 14 are both provided with anti-skid grains, and the longitudinal section of the anti-skid grains is trapezoidal, so that the friction force between the fingers and the rotating ring 14 is increased, and the user is further facilitated to rotate the rotating column 18.

In the utility model, in order to further enhance the rotation stability of the rotating column 18, two sets of arc-shaped grooves 203 are formed on the left side of the inner wall of the top of the housing 2, and the two sets of arc-shaped grooves 203 are respectively positioned on the left side and the right side of the rotating groove 202, so that the two sets of arc-shaped grooves 203 play a role in limiting the rotating column 18, thereby further enhancing the rotation stability of the rotating column 18.

In the present invention, in order to further enhance the stability of the rotation of the pressing block 13 and the pressing plate 4, the outer surfaces of the first rotating rod 3 and the rotating shaft 12 are both provided with a grease layer, and the thickness of the grease layer is two to five millimeters at zero, so that the friction force applied to the pressing block 13 and the pressing plate 4 during the rotation process is reduced, and the stability of the rotation of the pressing block 13 and the pressing plate 4 is further enhanced.

In the present invention, in order to further facilitate the user to rotate the rotating column 18 to a proper position, the top of the outer surface of the rotating ring 14 is provided with the aligning block 19, and the left side of the upper surface of the housing 2 is provided with the pointer groove 204 corresponding to the aligning block 19, so that the user can rotate the rotating column 18 to a proper position only by aligning the aligning block 19 with the pointer groove 204.

In use, when the device is in a locked state, the stop pin 16 cannot be pressed down through the pressing groove 1802, the lock plate 8 performs stop fixing on the door, the door cannot be opened, when the user needs to open the door, the rotation post 18 is rotated by the rotation ring 14, when the alignment block 19 is aligned with the pointer groove 204, the push-down groove 1802 is located at the bottom of the rotation post 18, the stopper pin 16 can be pushed down through the push-down groove 1802, after the push-down block 13 is pushed down, the clamping groove 401 is separated from the pressing plate 4, the first spring 11 pushes the moving plate 9 to move leftwards, the moving plate 9 drives the gear 7 and the locking plate 8 to rotate through the tooth space 902, the locking plate 8 is recovered, then the door is opened, the second gear 10 drives the pressing plate 4 to lift, when the door needs to be closed again, pressing down pressing plate 4, moving plate 9 moves left, and locking plate 8 stretches out, presses down piece 13 and fixes pressing plate 4 through draw-in groove 401.

In summary, according to the spring double-tongue lock, the rotation column 18, the through hole 1801, the lower pressing groove 1802, the pressing block 13 and the limit pin 16 are used in cooperation, so that the limit pin 16 cannot be pressed downwards through the lower pressing groove 1802 in the locked state of the device, after the rotation ring 14 is rotated, the alignment block 19 is aligned with the pointer groove 204, the limit pin 16 can penetrate through the lower pressing groove 1802 to be pressed downwards, the pressing plate 4 is lifted, the locking plate 8 is retracted, and therefore the device has the function of unlocking by setting a password, and the anti-theft performance of the device is further improved.

This two tongue locks of bounce, through first spring 11, the movable plate 9, the ring channel 901, gear 7, lock plate 8 and press the cooperation of pressure board 4 to use, make the user press the briquetting 13 after pressing down, draw-in groove 401 with press the separation of pressure board 4, first spring 11 promotes movable plate 9 and moves left, movable plate 9 drives gear 7 and lock plate 8 through tooth's socket 902 and rotates, and drive through the second teeth of a cogwheel 10 and press the pressure board 4 to lift, thereby further improved the switching efficiency of this two tongue locks, further made things convenient for the user to use.

This bounce double-tongue lock, through hollow inserted bar 6, gear 7 and lock plate 8 cooperation are used, make hollow inserted bar 6 play spacing fixed effect to gear 7 and lock plate 8, thereby further improved the structural stability when lock plate 8 uses, the probability of lock plate 8 because of the atress damage has been reduced, the security of the device has been improved, use through bottom plate 1 and the cooperation of shell 2, make shell 2 play the effect of protection to the device's inner structure, thereby further reduced the device inner structure probability of damage of rustting, and then improved the device's life.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 two tongue locks of bounceing, includes bottom plate (1) and fixes shell (2) at bottom plate (1) upper surface, its characterized in that: the upper surface of the shell (2) is provided with a placing groove (201), the inner wall of the shell (2) is horizontally and rotatably connected with a pressing plate (4) through a first rotating rod (3) in an inserting manner, the right side of the outer surface of the pressing plate (4) is provided with a first gear tooth (5), the pressing plate (4) is positioned inside the placing groove (201), the left side and the right side of the inner wall of the top of the shell (2) are both fixedly connected with hollow insertion rods (6), the outer surface of each hollow insertion rod (6) is rotatably connected with a gear (7) and a locking plate (8), the locking plate (8) penetrates through the inner wall of the shell (2), the gear (7) is fixedly connected with the locking plate (8), the bottom end of each hollow insertion rod (6) is attached to the upper surface of the bottom plate (1), the right side of the upper surface of the bottom plate (1) is provided with a second gear tooth (10), the middle part of the upper surface of the moving plate (9) is provided with a second gear tooth (10), the second gear teeth (10) are meshed with the first gear teeth (5), annular grooves (901) are formed in the left side and the right side of the upper surface of the movable plate (9), tooth grooves (902) meshed with the gears (7) are formed in the inner wall of the front side of each annular groove (901), two groups of first springs (11) are fixedly connected to the right side surface of the movable plate (9), the right end of each first spring (11) is fixedly connected with the inner wall of the right side of the shell (2), the left side of the inner wall of the shell (2) is horizontally and rotatably connected with a pressing block (13) through an inserted rotating shaft (12), a clamping groove (401) matched with the pressing block (13) is formed in the left side of the upper surface of the pressing plate (4), a second spring (15) is fixedly connected to the lower surface of the pressing block (13), the bottom end of the second spring (15) is fixedly connected with the upper surface of the bottom plate (1), and a limiting pin (16) is fixedly connected to the left side of the pressing block (13), bottom plate (1) upper surface left side fixedly connected with places seat (17), place inside being provided with of seat (17) and rotate post (18), rotate post (18) right flank offer with through-hole (1801) of spacer pin (16) looks adaptation, indent (1802) down has been seted up to the bottom of through-hole (1801) inner wall, rotating post (18) surface has cup jointed rotating ring (14), shell (2) upper surface is seted up and is rotated groove (202) with rotating ring (14) looks adaptation.

2. A sprung double-tongue lock according to claim 1, characterised in that: limiting plates (20) are arranged on the front side and the rear side of the outer surface of the moving plate (9), and the lower surfaces of the limiting plates (20) are fixedly connected with the upper surface of the bottom plate (1).

3. A sprung double-tongue lock according to claim 1, characterised in that: the outer surface of the rotating column (18) and the outer surface of the rotating ring (14) are both provided with anti-skid grains, and the longitudinal section of each anti-skid grain is trapezoidal.

4. A sprung double-tongue lock according to claim 1, characterised in that: two sets of arc-shaped grooves (203) are formed in the left side of the inner wall of the top of the shell (2), and the two sets of arc-shaped grooves (203) are respectively located on the left side and the right side of the rotating groove (202).

5. A sprung double-tongue lock according to claim 1, characterised in that: and lubricating grease layers are arranged on the outer surfaces of the first rotating rod (3) and the rotating shaft (12), and the thickness of each lubricating grease layer is two or five millimeters at zero point.

6. A sprung double-tongue lock according to claim 1, characterised in that: an alignment block (19) is arranged at the top of the outer surface of the rotating ring (14), and a pointer groove (204) corresponding to the alignment block (19) is formed in the left side of the upper surface of the shell (2).

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