CN217233128U - Linkage door lock - Google Patents

Abstract

The utility model discloses a linkage door lock, which comprises a main lock component provided with a main lock shell and a main spring bolt, wherein the main spring bolt is rotationally arranged on the main lock shell, the main lock shell is slidably provided with a slide block, and the slide block drives the main spring bolt to rotationally retract; the auxiliary lock assembly comprises a first auxiliary lock part, the first auxiliary lock part comprises a first auxiliary lock shell, a first auxiliary lock tongue and a first sliding sheet, the first sliding sheet is arranged in the first auxiliary lock shell in a sliding mode and is connected with a first lock rod, the first auxiliary lock tongue is arranged in the first auxiliary lock shell in a rotating mode, and the first sliding sheet drives the first auxiliary lock tongue to rotate; the main lock shell is connected with the first lock rod in a sliding mode, the sliding block is connected with a transmission piece, one end of the first lock rod is connected with the transmission piece, and the other end of the first lock rod is connected with the first sliding piece. The locking effect of the door in the environment with large wind pressure can be met, the unlocking step is simplified, and the use of a user is facilitated.

Description

Linkage door lock

Technical Field

The utility model relates to a five metals tool to lock field, in particular to linkage lock.

Background

In places such as subway channels, air shafts, use airtight door, mine door usually, these places all have very strong wind pressure usually, and ordinary linkage lock can't bear very big pressure, need set up many lock points and lock the door. But the door of a plurality of lock points is usually opened every lock point respectively when opening, and the process of unblanking is loaded down with trivial details, is unfavorable for user to use and experiences.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a linkage lock can simplify the step of unblanking of a plurality of lock points.

The linkage door lock comprises a main lock assembly, a main lock shell and a main spring bolt, wherein the main spring bolt is rotatably arranged on the main lock shell, the main lock shell is slidably provided with a sliding block, and the sliding block drives the main spring bolt to rotate and retract; the auxiliary lock assembly comprises a first auxiliary lock part, the first auxiliary lock part comprises a first auxiliary lock shell, a first auxiliary lock tongue and a first sliding sheet, the first sliding sheet is arranged in the first auxiliary lock shell in a sliding mode and is connected with a first lock rod, the first auxiliary lock tongue is arranged in the first auxiliary lock shell in a rotating mode, and the first sliding sheet drives the first auxiliary lock tongue to rotate; the main lock shell is connected with the first lock rod in a sliding mode, the sliding block is connected with a transmission piece, one end of the first lock rod is connected with the transmission piece, and the other end of the first lock rod is connected with the first sliding piece.

According to the utility model discloses linkage lock has following beneficial effect at least: the auxiliary lock assembly is locked by combining the main lock assembly, the locking force of the door lock is enhanced, strong wind pressure under the environments such as subway barriers, underground air shafts and the like can be resisted, and the locking effect is ensured. The lock point position is not concentrated, disperses the compression point of the door frame, and can reduce the risk of damaging the door frame or the door lock. The main lock assembly is linked with the auxiliary lock assembly through the lock rod, when a user unlocks the main lock assembly, the auxiliary lock assembly is unlocked simultaneously through the lock rod linkage, the unlocking steps of the multi-lock-point door lock are simplified, and the use experience of the user is optimized.

According to some embodiments of the utility model, the slider is connected with the driving plate, the driving plate with main spring bolt is connected, and can drive main spring bolt rotates.

According to the utility model discloses a some embodiments, first gleitbretter is connected with the shifting block, the shifting block rotate connect in first pair lock shell, the shifting block can drive vice lock tongue rotates the withdrawal.

According to the utility model discloses a some embodiments, the shifting block is equipped with spacing axle, first gleitbretter is equipped with the spacing groove, spacing axle can the butt the cell wall of spacing groove.

According to some embodiments of the invention, the secondary lock component further comprises a second secondary lock component connected to the first secondary lock component and located on a side of the first secondary lock component facing away from the main lock component.

According to some embodiments of the utility model, the second vice lock subassembly is including the vice lock shell of second, the vice spring bolt of second and second gleitbretter, the second gleitbretter connect in the vice spring bolt of second, the vice spring bolt of second rotate connect in the vice lock shell of second, the second gleitbretter slide set up in the vice lock shell of second, when the second gleitbretter slides, the vice spring bolt of second rotates the withdrawal.

According to some embodiments of the present invention, the first sliding piece is connected with one end of a second locking rod, and the other end of the second locking rod is connected with the second sliding piece.

According to the utility model discloses a some embodiments, the slider is connected with the deblocking piece, the deblocking piece sets up deviating from of main lock shell one side of main spring bolt, the deblocking piece includes pull rod, torsional spring and clamp plate, the pull rod connect in the slider, the one end of torsional spring connect in the pull rod, the clamp plate connect in the other end of torsional spring is pressed down when the clamp plate of establishing, the torsional spring drives the pull rod removes, the pull rod drives the slider slides.

According to some embodiments of the utility model, the main spring bolt is connected with reset spring, reset spring connect in the main lock shell.

According to some embodiments of the present invention, the main lock part further comprises a safety tongue, which is rotatably connected to the main lock housing.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a front view of a linked door lock according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of the linked door lock according to the embodiment of the present invention;

fig. 3 is a schematic structural view of a main lock assembly of the linked door lock according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a first sub-lock assembly of the linked door lock according to the embodiment of the present invention;

fig. 5 is a schematic structural view of a second sub-lock assembly of the linked door lock of the embodiment of the present invention.

Reference numerals: the locking device comprises a main bolt 101, a main lock shell 102, a sliding block 103, a driving piece 104, a return spring 105, a safety bolt 106, a driving piece 107, a pull rod 108, a pressing plate 109, a first locking rod 110, a first auxiliary bolt 201, a first auxiliary lock shell 202, a first sliding piece 203, a shifting block 204, a guide shaft 205, a limiting groove 206, a second locking rod 210, a second auxiliary bolt 301, a second auxiliary lock shell 302, a second sliding piece 303, an unlocking piece 304, an unlocking piece 400 and a torsion spring 500.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, for the utility model provides a linkage lock, including the main lock subassembly that has main lock shell 102 and main spring bolt 101, main spring bolt 101 rotates and sets up in main lock shell 102, can understand that the main lock subassembly is that the user can realize unblock, locking through direct operation. The main lock assembly comprises a main lock shell 102 and a main bolt 101, wherein the main bolt 101 is rotatably connected to the main lock shell 102, in a normal state, part of the main bolt 101 extends out of the main lock shell 102, the surface of the main bolt 101 facing a door frame is an inclined surface, the door opening direction is the direction departing from the door frame, a user can directly close the door, and the main bolt 101 strikes the door frame to realize locking. The main lock shell 102 is slidably provided with a sliding block 103, and the sliding block 103 drives the main bolt 101 to rotate and retract. The user can slide through the driving sliding block 103, and the main bolt 101 is driven to retract to realize unlocking, so that the unlocking mode is optimized.

Referring to fig. 4, the secondary lock assembly includes a first secondary lock member including a first secondary lock housing 202 and a first secondary bolt 201, and it is understood that the first secondary bolt 201 is also rotatably connected to the first secondary lock housing 202 and is also an inclined bolt to lock by directly striking the door frame. The first auxiliary lock piece further comprises a first sliding piece 203, the first sliding piece 203 is arranged in the first auxiliary lock case 202 in a sliding mode, the first sliding piece 203 is connected with the linkage rod, the first auxiliary lock bolt 201 is arranged in the first auxiliary lock case 202 in a rotating mode, and the first sliding piece 203 drives the first auxiliary lock bolt 201 to rotate. The locking force of whole lock body can be strengthened to the secondary lock subassembly, can realize normal locking function under environment such as subway separating road, secret wind shaft to can bear the wind pressure of high strength, optimize user's use and experience.

Referring to fig. 3, the main lock case 102 is slidably connected with a first lock rod 110, and the slider 103 connected to the main bolt 101 is connected with a driving strap 104, it can be understood that when a user drives the slider 103 to move for unlocking, the driving strap 104 follows the slider 103 to move, one end of the first lock rod 110 is connected to the driving strap 104, the first lock rod 110 also follows to move, and the other end of the first lock rod 110 is connected to the first sliding piece 203, so as to drive the first secondary bolt 201 to rotate and retract for linkage unlocking. The main lock assembly and the auxiliary lock assembly are arranged in a dispersed mode, the pressure release function is achieved to a certain degree, the pressure is prevented from being concentrated on one lock point, and the risk that the door lock is damaged due to the fact that the pressure is too large and concentrated is reduced. And utilize many locks to strengthen locking effect simultaneously, realized the function of main lock subassembly with vice lock subassembly linkage unblock, simplified the step of unblanking, the user only need through unblock main lock subassembly alright open the door of many locks, optimized user's use and experienced.

Specifically, referring to fig. 3, a driving plate 107 is connected to the sliding block 103, and the driving plate 107 is connected to the main bolt 101 and can rotate the main bolt 101. It can be understood that the driving plate 107 forms a certain included angle with the shell surface of the main lock shell 102, and is hinged to the sliding block 103, when the sliding block 103 slides, the driving plate 107 can be driven to rotate, the main lock tongue 101 is provided with a touch rod, and the driving plate 107 is connected to the touch rod to further drive the main lock tongue 101 to rotate and retract. The whole structure is simple and compact, the manufacturing cost is low, and the production is facilitated.

Specifically, referring to fig. 4, the first sliding piece 203 is connected with a shifting block 204, the shifting block 204 is rotatably connected to the first auxiliary lock case 202, and the shifting block 204 can drive the auxiliary lock tongue to rotate and retract. It can be understood that the first shifting block 204 has a touch axis, the touch axis is perpendicular to the door frame, the first sliding piece 203 is connected to the first shifting block 204, when the first sliding piece 203 slides to drive the first shifting block 204 to rotate, the touch axis is driven by the first shifting block 204 to rotate, and then the first secondary lock tongue 201 is driven to retract. The transmission in different rotation directions is realized, the structure is simple, and the manufacturing cost is low.

Specifically, referring to fig. 4, the shifting block 204 is provided with a limiting shaft, the first sliding piece 203 is provided with a limiting groove, and the limiting shaft can abut against the groove wall of the limiting groove. It can be understood that the first sliding piece 203 is fixedly connected with one end of the first shifting block 204, and the first shifting block 204 is rotatably connected to the lock case, when the first sliding piece 203 slides, one end of the first shifting block 204 slides along with the sliding, but the first shifting block 204 rotates as a whole. However, the rotation may be limited by the shape of the first dial 204, and if the sliding piece slides beyond the limitation, the first sub-lock may be damaged. And the limiting groove can enable the first shifting block 204 to rotate within the range, so that the first secondary locking piece is prevented from being damaged.

Referring to fig. 4, the secondary lock assembly further comprises a second secondary lock assembly, and the second secondary lock assembly is connected to the first secondary lock assembly and is positioned on the side, away from the main lock assembly, of the first secondary lock assembly. The function of linkage unlocking of the whole door lock is ensured. The vice latch fitting of second can further disperse the lock point, reduces the risk that the lock damaged in the reinforcing locking, has optimized user's use and has experienced.

Specifically, referring to fig. 5, the second secondary lock assembly includes a second secondary lock case 302, a second secondary lock tongue 301 and a second sliding piece 303, it can be understood that, the same as the main lock assembly, the second secondary lock tongue 301 is rotatably connected to the second secondary lock case 302, the second sliding piece 303 is slidably disposed in the second secondary lock case 302, the second sliding piece 303 is connected to an unlocking piece 304, the unlocking piece 304 and the second lock case form a certain included angle and are hinged to the second sliding piece 303, and when the second sliding piece 303 slides, the unlocking piece 304 rotates and drives the second secondary lock tongue 301 to rotate and retract.

Optionally, the second sub-lock assembly may also be the same as the first sub-lock assembly, and includes a second shifting block 204, the second shifting block 204 has a touch shaft, the touch shaft is perpendicular to the door frame, the second sliding piece 303 is connected to the second shifting block 204, when the second sliding piece 303 slides and can drive the second shifting block 204 to rotate, the touch shaft drives the second shifting block 204 to rotate, and then drives the second sub-lock tongue 301, so as to retract the second sub-lock tongue 301.

Specifically, referring to fig. 1, the first slider 203 is connected to one end of the second lock lever 21, and the other end of the second lock lever 21 is connected to the second slider 303. When the residence component is unlocked, the first sliding piece 203 is driven to slide through the first lock rod 110, the second lock rod 21 is linked and drives the second sliding piece 303 to slide, so that linked unlocking among the three components is realized, and the use experience of a user is further optimized.

Referring to fig. 3, the slider 103 is connected with an unlocking piece 400, the unlocking piece 400 is disposed on one side of the main lock case 102 away from the main bolt 101, the unlocking piece 400 includes a pull rod 108, a torsion spring 500 and a pressing plate 109, the pull rod 108 is connected to the driving member, one end of the torsion spring 500 is connected to the pull rod 108, the pressing plate 109 is connected to the other end of the torsion spring 500, when the pressing plate 109 is pressed, the torsion spring 500 drives the pull rod 108 to move, and the pull rod 108 drives the driving member to slide. The user can directly press the pressing plate 109, one end of the torsion spring 500 is pressed, the other end of the torsion spring applies pulling force to drive the pull rod 108 to move, and the pull rod 108 further drives the sliding block 103 to slide, so that unlocking is achieved. The door opening mode of the user is simplified to a great extent, and the use experience of the user is facilitated.

Referring to fig. 2, a return spring 105 is connected to the main bolt 101, and the return spring 105 is connected to the main lock case 102. It can be understood that, when the user opens the door or main spring bolt 101 is stressed through striking the door frame, when main spring bolt 101 retracts into the lock case, reset spring 105 is compressed by pressure, and elastic deformation occurs, and elasticity is generated, and after the user loosens or the door frame no longer generates pressure to main spring bolt 101, the elasticity of reset spring 105 pushes main spring bolt 101 to extend out of the lock case, and the user does not need to manually extend main spring bolt 101, thereby improving the use experience of the user.

Referring to FIG. 2, the main lock assembly also includes a safety catch 106, the safety catch 106 being pivotally connected to the main lock housing 102. It can be understood that, in addition to further increasing the locking force of the linked door lock, the safety tongue 106 can further enhance the anti-prying capability, play a certain role in anti-theft, and further optimize the use experience of users.

It can be understood that, the first secondary lock set can be two and is arranged at two sides of the main lock set, further, the second secondary lock set can also be two and is respectively arranged at one side of the two first secondary lock sets, which is far away from the main lock set, and has the linkage unlocking function.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. Linkage lock, its characterized in that includes:

the main lock assembly comprises a main lock shell and a main lock tongue, wherein the main lock tongue is rotatably arranged on the main lock shell, a sliding block is slidably arranged on the main lock shell, and the sliding block drives the main lock tongue to rotate and retract;

the auxiliary lock assembly comprises a first auxiliary lock part, the first auxiliary lock part comprises a first auxiliary lock shell, a first auxiliary lock tongue and a first sliding sheet, the first sliding sheet is arranged in the first auxiliary lock shell in a sliding mode and is connected with a first lock rod, the first auxiliary lock tongue is arranged in the first auxiliary lock shell in a rotating mode, and the first sliding sheet drives the first auxiliary lock tongue to rotate;

the main lock shell is connected with the first lock rod in a sliding mode, the sliding block is connected with a transmission piece, one end of the first lock rod is connected with the transmission piece, and the other end of the first lock rod is connected with the first sliding piece.

2. The linked door lock of claim 1, wherein the slider is connected with a driving piece, and the driving piece is connected with the main lock tongue and can drive the main lock tongue to rotate.

3. The linked door lock of claim 1, wherein the first sliding piece is connected with a shifting block, the shifting block is rotatably connected with the first auxiliary lock shell, and the shifting block can drive the auxiliary bolt to rotate and retract.

4. The linked door lock of claim 3, wherein the shifting block is provided with a limiting shaft, the first sliding piece is provided with a limiting groove, and the limiting shaft can abut against the groove wall of the limiting groove.

5. The linked door lock of claim 1, wherein the secondary lock component further comprises a second secondary lock component connected to the first secondary lock component and located on a side of the first secondary lock component facing away from the primary lock component.

6. The linked door lock of claim 5, wherein the second secondary lock assembly includes a second secondary lock housing, a second secondary bolt and a second sliding piece, the second sliding piece is connected to the second secondary bolt, the second secondary bolt is rotatably connected to the second secondary lock housing, the second sliding piece is slidably disposed on the second secondary lock housing, and when the second sliding piece is slid, the second secondary bolt is rotated to retract.

7. The linked door lock of claim 6, wherein the first sliding piece is connected with one end of a second lock rod, and the other end of the second lock rod is connected with the second sliding piece.

8. The linkage lock according to claim 1, wherein the slider is connected with an unlocking member, the unlocking member is arranged on one side of the main lock shell, which is far away from the main bolt, the unlocking member comprises a pull rod, a torsion spring and a pressing plate, the pull rod is connected with the slider, one end of the torsion spring is connected with the pull rod, the pressing plate is connected with the other end of the torsion spring, when the pressing plate is pressed, the torsion spring drives the pull rod to move, and the pull rod drives the slider to slide.

9. The linked door lock of claim 1, wherein a return spring is connected to the main bolt, the return spring being connected to the main lock housing.

10. The linked door lock of claim 1, wherein the main lock assembly further includes a safety catch, the safety catch being pivotally connected to the main lock housing.

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