CN216714105U - Door lock hanging buckle lock tongue linkage device - Google Patents

Abstract

The utility model relates to a door lock hanging buckle lock tongue linkage device, which relates to the technical field of door lock preparation and comprises a lock body arranged in a door, wherein the lock body is of a rectangular structure with an opening at the front side; the utility model can solve the following problems in the use process of the prior common door lock: the existing common door lock can be opened and closed only by rotating the handle and then pushing and pulling, but when something is in the hand, the handle is rotated, so that the object on the hand falls off, and troubles are brought to actual unlocking and locking; when the old person or the children who are less powerful unblank, traditional lock needs certain strength just can rotate the door handle, and the crowd that is less powerful has certain difficulty inevitably.

Description

Door lock hanging buckle lock tongue linkage device

Technical Field

The application relates to the technical field of door lock preparation, in particular to a door lock hanging buckle lock tongue linkage device.

Background

Door locks are devices used, as the name implies, to lock a door to prevent others from opening the door. The door locks are classified into a plurality of categories, the requirements on the door locks are different in each occasion, and the anti-theft door lock for ordinary families has high safety and low price, and is common furniture in the actual life.

Among the current lock, realize opening and closing the door through rotating the handle usually, after operating personnel rotated the handle, promote the handle again in order to open the door, it is corresponding, when closing the door, need push away the door to the door frame department of going out earlier, rotate the handle again and just can lock the door to prevent that the outer object of door or other personnel from entering into to the indoor. However, such conventional door locks have the following corresponding technical drawbacks:

firstly, the method comprises the following steps: when the door is opened and closed, the door lock can be opened and closed only by rotating the handle and then pushing and pulling the handle, but when something is in the hand, the rotating the handle easily causes the object on the hand to fall off, and brings troubles to actual unlocking and locking;

II, secondly: when the old person or children that do little effort unblank, traditional lock needs certain effort just can rotate the door handle, and the crowd that does little effort inevitably has certain difficulty, and the same also can bring the trouble for opening the door and closing the door, therefore, on the basis of above-mentioned view, traditional lock still has the space that can improve.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a door lock hanging buckle lock tongue linkage device which comprises a lock body arranged in a door, wherein the lock body is of a rectangular structure with a front opening, a lining plate is arranged on the right side of the lock body, a lock tongue mechanism is arranged on the lower side in the lock body, a lock cover is further arranged on the opening side of the lock body, a linkage mechanism is arranged on the upper side in the lock body, and handle mechanisms are connected to two sides of the lock body.

The linkage mechanism comprises an installation side plate, a reset compression spring rod, an installation block, a limit branch chain, a sliding block, a driven branch chain, a linkage rod, a driven side plate, a pin shaft rod, a triangular lock tongue, a driven connecting plate and a rotating rod, wherein the installation side plate is internally provided with the reset compression spring rod, the telescopic end of the reset compression spring rod is provided with the installation block, the upper side of the installation block is provided with the limit branch chain, the right side surface of the installation block is provided with a limit sliding chute, the sliding block is arranged in the limit sliding chute in a front-back sliding fit manner, the front side and the back side of the sliding block are provided with the driven branch chains, the right side of the sliding block is provided with the linkage rod, the right side surface of the installation block is symmetrically provided with the driven side plate from top to bottom, the right side of the driven side plate is provided with the pin shaft rod in a rotating fit manner, the right side wall of the lock body and a lining plate are provided with a lock tongue through groove, the pin shaft rod is connected with the middle part of the left side of the triangular lock tongue, and the triangular lock tongue corresponds to the through groove, the left side of the triangular lock tongue is positioned between the driven side plates, driven connecting plates are symmetrically arranged up and down, a rotating rod is arranged on the left side between the driven connecting plates in a rotating fit mode, a circular through hole corresponding to the linkage rod is formed in the rotating rod, and the linkage rod is positioned in the circular through hole.

By adopting the technical scheme, the door can be opened and closed in a sliding way without rotating the handle; the lock body is installed in a groove on a door for installing the lock body through a lining plate, then the handle mechanism is installed, after the lock body is installed, a driven branched chain and a sliding block can be driven to move forwards or backwards through the handle mechanism manually, the sliding block can drive a rotating rod, a driven connecting plate and a triangular lock tongue to rotate along a pin shaft rod through a linkage rod when moving, therefore, the inclined surface of the triangular lock tongue can be changed, and then when the door is closed or opened through pushing or pulling the door through the handle mechanism, the triangular lock tongue can retract into the lock body when the inclined surface of the triangular lock tongue is blocked, and therefore the convenience degree of opening and closing the door is improved.

Preferably, the limiting branched chain comprises a lower abutting pressure spring rod, a limiting ball and a hemispherical groove, the front side and the back side of the upper side of the mounting block are symmetrically provided with spring grooves, the lower abutting pressure spring rods are arranged in the spring grooves, the lower ends of the lower abutting pressure spring rods are provided with the limiting ball, and the upper end surface of the sliding block is provided with the hemispherical groove corresponding to the limiting ball; through adopting above-mentioned technical scheme, can carry on spacingly to the position of sliding block, when the slider removal back, spacing pearl can drive tray and spacing pearl downstream under the spring action of supporting the pressure spring pole down for spacing pearl can be located the hemisphere inslot, carries on spacingly through the position to the sliding block and can avoid the triangle spring bolt to take place to rock.

Preferably, driven branch chain include driven slide bar, the connecting block, push away the brace, a rectangle leads to groove and a joint section of thick bamboo, driven slide bar is installed through detachable mode symmetry in both sides around the sliding block, and driven slide bar and installation piece sliding fit, the back of the body side of driven slide bar all is provided with the connecting block, the back of the body side of connecting block is provided with the push away brace through horizontal sliding fit's mode, all set up on locking closure and the lock body and lead to the groove with the corresponding rectangle of push-and-pull strip, push-and-pull strip dorsal part middle part is provided with a joint section of thick bamboo, and a joint section of thick bamboo is connected with handle mechanism.

By adopting the technical scheme, the sliding block can be driven to slide back and forth under the action of the handle mechanism; during the installation, need set up the intercommunication groove corresponding with the push-and-pull strip between the inside and outside both sides of door and the groove of placing the lock body, after fixing the lock body at the inslot on the door, the connecting block that will have been connected with driven slide bar from the movable slide bar of rethread, push-pull strip and joint section of thick bamboo are installed with the sliding block, after when accomplishing the installation back to the handle unit, the handle unit will be connected with a joint section of thick bamboo, when the handle unit drives a joint section of thick bamboo and removes, a joint section of thick bamboo can drive the connecting block through pushing-pull strip, driven slide bar and sliding block remove, thereby can adjust the triangle spring bolt indirectly, when the installation piece drives driven slide bar and removes, driven slide bar still can be connected with the push-and-pull strip through the connecting block.

Preferably, a guide supporting plate is arranged between the right side surface of the installation side plate and the inner wall of the right side of the lock body and positioned on the lower side of the installation block, a sliding groove corresponding to the triangular lock tongue is formed in the right side of the guide supporting plate, and a supporting rod block is arranged at the upper end of the guide supporting plate and positioned on the lower side of the reset pressure spring rod; through adopting above-mentioned technical scheme, the direction layer board can carry out the bearing to the triangle spring bolt to can also carry on spacingly to the left side of triangle spring bolt, the die-pin piece can carry out the bearing to the pressure spring pole that resets, increases its stability by the installation, and can also carry on spacingly to the left side of installing the piece.

Preferably, the handle mechanism comprises a handle panel, a bolt panel, a shell branched chain, a column cap, bolt through holes, a support rod, a push-pull shifting plate, a lock handle, an installation sliding block, an arc connecting block, a push-pull rod, a limiting pressure spring and a limiting round rod, the positions of the inner side and the outer side of the door, which correspond to the driven branched chain, and the positions of the inner side and the outer side of the door, which correspond to the bolt mechanism, are respectively provided with the handle panel and the bolt panel, the opposite sides of the handle panel are provided with the shell branched chain, the column caps with threaded holes are symmetrically arranged on one side surfaces, which are close to the door, of the handle panel and the bolt panel on the outer side of the door, the lock body, the cover plate, the handle panel and the bolt panel on the inner side of the door are respectively provided with the bolt through holes corresponding to the column cap, and the bolt through holes are connected with the column cap through bolts;

the handle panel is characterized in that supporting rods are symmetrically arranged on one side of the back face of the handle panel, which is close to the triangular spring bolt, of the handle panel in an up-and-down mode, a pin shaft is arranged between the supporting rods, the middle of the pin shaft is provided with a push-pull shifting plate in a rotating fit mode, the front end of the push-pull shifting plate is provided with a lock handle of an arc structure, one side of the middle of the push-pull shifting plate, which is close to the handle panel, is symmetrically arranged with an installation sliding block in an up-and-down mode in a left-and-right sliding fit mode, the installation sliding blocks on the upper side and the lower side are provided with an arc connecting block in a rotating fit mode through the pin shaft, one side of the arc connecting block, which is close to the handle panel, is provided with a push-pull rod penetrating through the handle panel, the push-pull rod and a clamping cylinder are connected in a clamping mode, a T-shaped groove is formed in the front side of the handle panel in a reverse side of the handle panel, and the limiting round rod is positioned in the T-shaped groove.

By adopting the technical scheme, the linkage mechanism can be driven to adjust the triangular bolt only by pushing or pulling, so that the door can be opened or closed without rotating the handle; during the installation, need set up column cap and corresponding circular through-hole on the door, after lock body and driven branch chain were installed on the door, the handle panel that will have the column cap again, the spring bolt panel mounting keeps away from indoor one side on the door, later will have the handle panel of bolt hole and spring bolt panel mounting one side that is located on the door through the bolt, the push-and-pull rod can insert in the joint section of thick bamboo through the mode of joint this moment, when dialling the board through the lock handle and promoting or pulling, the push-and-pull is dialled the board and can be driven arc even piece and joint section of thick bamboo through the installation slider and remove, later the push-and-pull is dialled the board and can reset under spacing pressure spring and spacing round bar's elastic action.

Preferably, the shell branched chain include the drum shell, keep off the inner arc board, the side keeps off the arc board, arc wall and handle lid, be provided with the drum shell on the face of the back of the body of handle panel, it has seted up group board groove to lie in push-and-pull group board department on the drum shell, it is provided with the inner arc board that keeps off through front and back sliding fit's mode on the lateral wall that is close to push-and-pull panel one side to dial the board groove, the push-and-pull is dialled the board and is laminated mutually with the push-and-pull group board through the magnetite to keep off the inner arc board, the arc wall lies in the push-and-pull and dials also to be provided with the side arc board through sliding fit's mode on the upper and lower lateral wall of the dorsal part of board, the side arc board of upper and lower both sides is connected through the magnetite, the back of the push-and-pull group board is seted up the arc wall mutually, and the arc wall is laminated mutually, the opposite side of drum shell is provided with the handle lid.

Through adopting above-mentioned technical scheme, can be convenient for artificially use and increase its aesthetic measure, when the board is static is dialled in the push-and-pull, keep off the inner arc board and keep off the interior sideboard and can block dialling the board groove, when promoting the lock handle, the push-and-pull is dialled the board and can be kept off inner arc board extrusion removal, and when the pulling push-and-pull was dialled the board, the side was kept off the arc board and can be gone up lower both sides annular slip respectively under the effect of arc wall.

Preferably, the handle panel is connected with the bolt panel through a connecting panel; through adopting above-mentioned technical scheme, can once only fix handle panel and spring bolt panel to improve the efficiency of installing handle panel and spring bolt panel.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the linkage mechanism of this application can open the door fast, and need not rotate the handle when operating personnel's hand has the thing, only needs to carry out the push-and-pull with the handle, can realize opening and closing of door, improves the efficiency of actual switch door.

2. The utility model provides a handle mechanism's setting can all only need promote the handle when carrying out the switch lock with outdoors in the door, and use very little strength just can open and close the door, and is very favourable to old person and children.

3. The casing branch in this application can cooperate the push-and-pull of handle to realize automatic start-stop, prevents that external impurity from entering into the lock body like dust inside, guarantees the life of whole lock.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is an exploded schematic view of the linkage.

Fig. 3 is a schematic structural view of the linkage mechanism.

Fig. 4 is an enlarged view of fig. 3 at a.

Fig. 5 is a schematic diagram of the structure of the driven branch chain.

Fig. 6 is a schematic structural view of the handle mechanism.

Fig. 7 is an enlarged view of fig. 6 at B.

Fig. 8 is a schematic view of the structure of the shell branch chain.

Figure 9 is a schematic view of the lock body opening and lock movement.

Description of reference numerals: 1. a lock body; 2. a liner plate; 3. a latch bolt mechanism; 4. a locking cover; 5. a linkage mechanism; 6. a handle mechanism; 51. installing a side plate; 52. a reset pressure spring rod; 53. mounting blocks; 54. a limiting branched chain; 55. a slider; 56. A driven branched chain; 57. a linkage rod; 58. a driven side plate; 59. a pin shaft lever; 510. a triangular bolt; 511. a driven connecting plate; 512. rotating the rod; 541. the lower abutting spring rod; 542. a limiting bead; 543. a hemispherical groove; 561. a driven slide bar; 562. connecting blocks; 563. pushing the pull strip; 564. a rectangular through groove; 565. a clamping cylinder; 513. a guide supporting plate; 514. a chute; 515. a strut block; 61. a handle panel; 62. a bolt panel; 63. a shell branched chain; 64. a column cap; 65. a bolt through hole; 66. a support bar; 67. pushing and pulling the shifting plate; 68. a lock handle; 69. installing a sliding block; 610. arc-shaped connecting blocks; 611. A push-pull rod; 612. a limiting pressure spring; 613. a limiting round rod; 671. a T-shaped slot; 631. a cylindrical shell; 632. an inner arc blocking plate; 633. a side arc baffle; 634. an arc-shaped slot; 635. a handle cover; 636. a magnet is provided.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

Referring to fig. 1, a door latch and bolt linkage device is disclosed for an embodiment of the present application, which is mainly for facilitating and facilitating door opening and closing, and has an effect of opening a door only by pushing and pulling a handle from the outside of the door or pushing and pulling the handle from the inside of the door.

Referring to fig. 1, 2 and 3, the latch linkage device of the door lock hook disclosed by the present application includes a lock body 1, the lock body 1 is a rectangular structure with an open front side, a lining plate 2 is arranged on the right side of the lock body 1, a latch mechanism 3 is arranged on the lower side inside the lock body 1, a lock cover 4 is further arranged on the open side of the lock body 1, and a door lock structure for closing and opening is formed by the lock body 1, the lock cover 4 and the latch mechanism 3; besides, a linkage mechanism 5 is arranged on the upper side inside the lock body 1, the handle mechanisms 6 are connected to two sides of the lock body 1, and the effect of preventing the door lock from being mistakenly opened and closed is achieved through the mutual matching of the linkage mechanism 5 and the handle mechanisms 6.

Referring to fig. 3 and 4, the linkage mechanism 5 in this embodiment includes a mounting side plate 51, a return compression spring rod 52, a mounting block 53, a limiting branched chain 54, a sliding block 55, a driven branched chain 56, a linkage rod 57, a driven side plate 58, a pin rod 59, a triangular lock tongue 510, a driven connecting plate 511, and a rotating rod 512; specifically, a reset pressure spring rod 52 is arranged in the lock body 1 through a mounting side plate 51, and a mounting block 53 is mounted at the telescopic end of the reset pressure spring rod 52 and is driven by the reset pressure spring rod 52 to move; the limiting branched chain 54 is arranged on the upper side of the mounting block 53, the limiting sliding groove 514 is arranged on the right side of the mounting block 53, and the driven side plate 58 is symmetrically arranged on the upper side and the lower side of the right side surface of the mounting block 53, so that when the reset pressure spring rod 52 moves, the mounting block 53 is driven to move, the limiting branched chain 54 can be driven to move at the same time, and the driven side plate 58 moves along with the mounting block 53.

The right side surface of the mounting block 53 is provided with a limiting sliding chute 514, the sliding block 55 is in sliding fit in the limiting sliding chute 514 and is clamped and limited with the limiting branched chain 54, the driven branched chain 56 is arranged at the front side and the rear side of the sliding block 55 and is driven by the handle mechanism 6 to move, so that in the actual movement process, the handle mechanism 6 drives the driven branched chain 56 to move so as to drive the sliding block 55 to be clamped and connected with the limiting branched chain 54; in addition, gangbar 57 fixed mounting is outwards stretched out in the right side of sliding block 55, the spacing cover of dwang 512 is located gangbar 57 and is slided at gangbar 57, driven even board 511 symmetry fixed mounting is about dwang 512 and to the direction extension setting of keeping away from installation piece 53, triangle spring bolt 510 fixed mounting is in the one end that dwang 512 was kept away from to driven even board 511, and the spring bolt logical groove is seted up on lock body 1 right side wall and is run through the welt 2 setting and wear to establish in order to supply triangle spring bolt 510 to slide, the rotation is established to the upper and lower both sides that the symmetry of round pin axle pole 59 was located triangle spring bolt 510 and the pot head that supplies driven curb plate 58 to keep away from installation piece 53.

Referring back to fig. 3, in order to support the triangular latch 510, a corresponding support structure is provided on the mounting side plate 51, and the support structure in this embodiment is as follows:

a guide supporting plate 513 is arranged on the lower side of the mounting block 53, a sliding groove 514 corresponding to the triangular bolt 510 is formed in the right side of the guide supporting plate 513, and a supporting rod block 515 is arranged on the lower side of the reset pressure spring rod 52 at the upper end of the guide supporting plate 513.

In the actual operation and installation process, when the triangular bolt 510 retracts into the lock body 1, the sliding groove 514 on the guide supporting plate 513 can control the retraction stroke of the triangular bolt 510, so that the distance that the triangular bolt 510 retracts into the lock body 1 can be adjusted and controlled, wherein the adjustment mode is the groove length of the sliding groove 514. In a similar way, the supporting rod block 515 can support the reset pressure spring rod 52 and control the retraction stroke of the mounting block 53, which is not described herein.

With continued reference to fig. 3 and 4, the limiting branched chain 54 in the embodiment is a schematic structure, and the limiting branched chain 54 includes a lower pressing spring rod 541, a limiting bead 542 and a hemispherical groove 543; specifically, the lower abutting spring rods 541 are symmetrically and fixedly installed on the upper side of the installation block 53, and the installation block 53 is provided with spring grooves for embedding installation; the limiting beads 542 are disposed at the bottom of the lower abutting spring rod 541, and the upper end surface of the sliding block 55 is provided with a hemispherical groove 543 corresponding to the limiting beads 542 and elastically limiting the limiting beads 542.

In the working process, when the external force pushes the sliding block 55 to drive the sliding block 55 to slide in the limiting sliding groove 514, and the longitudinal force pushing the sliding block 55 is greater than the elastic force of the lower pressing spring rod 541, the limiting beads 542 will be driven to press the lower pressing spring rod 541 upwards to separate from the hemispherical groove 543, because two sets of pressing spring rods 541 are provided in this embodiment, the sliding block 55 and the hemispherical groove 543 formed in the sliding block 55 can be pushed to the position of another lower pressing spring rod 541 and elastically limited by the limiting beads 542 on another lower pressing spring rod 541 under the action of the external force.

Referring to fig. 5 and 6, the structure of the driven branched chain 56 that cooperates with the limit branched chain 54 to push the slide block 55 will be described. In this embodiment, the driven branched chain 56 includes a driven slide bar 561, a connection block 562, a push-pull bar 563, a rectangular through slot 564 and a clamping cylinder 565; specifically, driven slide bar 561 is installed to both sides symmetry around the sliding block 55, and driven slide bar 561 and installation piece 53 sliding fit, the side of carrying on the back of driven slide bar 561 all is provided with connecting block 562, the side of carrying on the back of the body of connecting block 562 is provided with push-and-pull strip 563 through horizontal sliding fit's mode, all set up on locking closure 4 and the lock body 1 with the corresponding rectangle through groove 564 of push-and-pull strip 563, push-and-pull strip 563 is provided with a joint section of thick bamboo 565 on the side of carrying on the back, and a joint section of thick bamboo 565 is connected with handle mechanism 6.

Therefore, in actual operation, when the operator operates the handle mechanism 6 and drives the engaging cylinder 565 to move, the engaging cylinder 565 drives the push-pull bar 563 to move together, and at the same time, the connecting block 562 can be driven by the push-pull bar 563 to move and slide in the rectangular through groove 564 of the push-pull bar 563, so as to drive the sliding block 55 to move.

Referring to fig. 6 and 7, the structure of the handle mechanism 6 in the application is shown as follows: in this embodiment, the handle mechanism 6 includes a handle panel 61, a latch panel 62, a housing branched chain 63, a column cap 64, a bolt through hole 65, a support rod 66, a push-pull toggle plate 67, a lock handle 68, a mounting slider 69, an arc-shaped connecting block 610, a push-pull rod 611, a limiting pressure spring 612, and a limiting round rod 613; specifically, the handle panel 61 is disposed on the door panel and is not symmetrically disposed on the inner side and the outer side of the lock body 1, the latch bolt panel 62 is symmetrically fixed on the latch bolt mechanism 3, the handle panel 61 is connected to the latch bolt panel 62 through a connection panel, the shell branched chain 63 is disposed on the outer side of the handle panel 61 and extends in a direction away from the handle panel 61, the stud 64 is fixedly mounted on an opposite side of the handle panel 61, bolt through holes 65 corresponding to the stud 64 are disposed on the handle panel 61 and the latch bolt panel 62 of the lock body 1, the cover plate, and the inner side of the door, and the bolt through holes 65 are connected to the stud 64 through bolts.

In addition, the supporting rods 66 are integrally arranged on the outer side of the handle panel 61, extend outwards and horizontally and are symmetrical up and down, the push-pull toggle plate 67 is rotatably arranged between the two supporting rods 66 through a pin shaft and is positioned at one end of the supporting rod 66 away from the handle panel 61, the push-pull toggle plate 67 penetrates through the shell branched chain 63 and extends outwards, and the lock handle 68 is fixed at the extending end of the push-pull toggle plate 67; therefore, when the lock handle 68 is pressed inwards or pulled outwards, the push-pull shifting plate 67 can be synchronously driven to rotate inwards or outwards around the pin shaft as the center of a circle.

The installation sliders 69 are symmetrically arranged on one side, close to the handle panel 61, of the push-pull shifting plate 67 up and down and slide on the push-pull shifting plate 67 left and right, the arc-shaped connecting block 610 is rotatably arranged between the two installation sliders 69, and the push-pull rod 611 is arranged on one side, facing the handle panel 61, of the arc-shaped connecting block 610 and penetrates through the arc-shaped connecting block and is connected with the clamping cylinder 565 in an inserting mode; therefore, when the push-pull toggle plate 67 rotates around the pin shaft, the installation slide block 69 can be driven to slide on the push-pull toggle plate 67 while the arc-shaped connecting block 610 and the clamping cylinder 565 fixed on the arc-shaped connecting block 610 are driven to move.

Still what is more, in order to order about that lock handle 68 can automatic re-setting after hand pushing, seted up T-slot 671 on the push-and-pull group board 67 front side is close to the one side of handle panel 61, be provided with spacing round bar 613 through spacing pressure spring 612 pole on the carried side of handle panel 61 back, and spacing round bar 613 is located T-slot 671. When operating personnel promoted the handle and closed the door or when unclamping the handle after opening the door, the resilience force of spacing pressure spring 612 can order about the handle and reset to initial position to do not influence the operation of opening the door and closing the door next time, improve actual operation's convenience.

Referring to fig. 8, in order that the housing branched chain 63 does not interfere with the lock handle 68 when the operator pushes the lock handle 68, the housing branched chain 63 in this embodiment is configured to be a retractable structure to provide a moving space for the push-pull toggle plate 67 to move, and the structure thereof is as follows:

casing branch chain 63 includes cylinder shell 631, keep off interior arc board 632, side arc board 633, arc 634 and handle cover 635, be provided with cylinder shell 631 on the side of keeping back mutually of handle panel 61, it has seted up the dial plate groove to lie in push-and-pull dial plate 67 department on cylinder shell 631, it is provided with through the mode of sliding fit around on the lateral wall that dial plate groove is close to push-and-pull panel one side keeps off interior arc board 632 to dial the board 67, push-and-pull dial plate 67 is the metal material, and keep off interior arc board 632 and laminate mutually with push-and-pull dial plate 67 through magnetite 636, arc 634 is located and also is provided with side arc board 633 through the mode of sliding fit on the upper and lower lateral wall in the dorsal part of push-and-pull dial plate 67, the side arc board 633 of upper and lower both sides is connected through magnetite 636, push-and-pull dial the side of board 67 and have been equipped with arc 634, and arc groove 634 laminates mutually, the opposite side of cylinder shell 631 is provided with handle cover 635. In the in-process of actually promoting the handle, when the handle drives push-and-pull dial plate 67 and rotates push-and-pull dial plate 67 during the motion, push-and-pull dial plate 67 can extrude and keep off interior arc board 632 and move to handle panel 61, and when operating personnel loosened the hand, kept off interior arc board 632 and received the resilience force of spacing pressure spring 612 and reset, the suction of magnetite 636 drives and keeps off interior arc board 632 and together reset to initial position. Similarly, when the operator pulls the lock handle 68 outward, the side arc-blocking plate 633 will be pressed to move outward, and when the operator releases his hand, the side arc-blocking plate will return to the initial position to facilitate the next door opening and closing operation; and can obstruct external impurities such as dust and the like from entering the inside of the cylinder shell 631, and ensure the service life of the whole door lock.

The working principle of the embodiment is as follows with reference to fig. 1-9:

when the door is closed, an operator pushes the lock handle 68 in the door to drive the door and all structures on the door to move together, the triangular bolt 510 rotates to enable the inclined surface of the triangular bolt 510 to face the direction of a door frame, meanwhile, the triangular bolt 510 on the lock body 1 installed on the door moves towards the door opening on the door frame, when the inclined surface of the triangular bolt 510 contacts a lock catch on the door section, the inclined surface guides the triangular bolt to move towards the inside of the lock body 1, and when the door is completely closed, the triangular bolt 510 can automatically pop outwards to be clamped in the door section; when it is desired to open the door, the operator can pull the lock handle 68 from the inside or push the lock handle 68 from the outside.

The embodiments of the present invention are all preferred embodiments of the present invention, and the scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims (7)

1. The utility model provides a door lock padlock tongue aggregate unit, is lock body (1) including being used for setting up in the door, and lock body (1) is front side open-ended rectangle structure, and lock body (1) right side is provided with welt (2), and the inside downside of lock body (1) is provided with spring bolt mechanism (3), and the opening side of lock body (1) still is provided with locking closure (4), its characterized in that: a linkage mechanism (5) is arranged on the upper side inside the lock body (1), and handle mechanisms (6) are connected to the two sides of the lock body (1);

the linkage mechanism (5) comprises a mounting side plate (51), a reset compression spring rod (52), a mounting block (53), a limiting branched chain (54), a sliding block (55), a driven branched chain (56), a linkage rod (57), a driven side plate (58), a pin shaft rod (59), a triangular lock tongue (510), a driven connecting plate (511) and a rotating rod (512), wherein the reset compression spring rod (52) is arranged in the lock body (1) through the mounting side plate (51), the mounting block (53) is arranged at the telescopic end of the reset compression spring rod (52), the limiting branched chain (54) is arranged on the upper side of the mounting block (53), the limiting sliding groove (514) is formed in the right side surface of the mounting block (53), the sliding block (55) is arranged in the limiting sliding groove (514) in a front-back sliding fit manner, the driven branched chains (56) are arranged on the front and back sides of the sliding block (55), the linkage rod (57) is arranged on the right side of the sliding block (55), the installation piece (53) right flank top-to-bottom symmetry is provided with driven curb plate (58), driven curb plate (58) right side all is provided with round pin axle pole (59) through normal running fit's mode, the spring bolt logical groove has all been seted up on lock body (1) right side wall and welt (2), round pin axle pole (59) are connected with triangle spring bolt (510) left side middle part, triangle spring bolt (510) are corresponding with the spring bolt logical groove, triangle spring bolt (510) left side is located the vertical symmetry between driven curb plate (58) and is provided with driven even board (511), the left side is provided with dwang (512) through normal running fit's mode between driven even board (511), set up the circular through-hole corresponding with gangbar (57) on dwang (512), gangbar (57) are located circular through-hole.

2. A door lock shackle and locking bolt linkage assembly as defined in claim 1, wherein: the limiting branched chain (54) comprises a lower abutting pressure spring rod (541), a support block (542), limiting beads (543) and hemispherical grooves (544), wherein spring grooves are symmetrically formed in the front and back of the upper side of the mounting block (53), the lower abutting pressure spring rod (541) is arranged in each spring groove, the support block (542) is arranged at the lower end of the lower abutting pressure spring rod (541), the limiting beads (543) are arranged at the lower end of the support block (542) in a rolling mode, and the hemispherical grooves (544) corresponding to the limiting beads (543) are formed in the upper end face of the sliding block (55).

3. A door lock shackle and locking bolt linkage assembly as defined in claim 1, wherein: driven branch chain (56) including driven slide bar (561), connecting block (562), push-and-pull strip (563), rectangular through groove (564) and joint section of thick bamboo (565), driven slide bar (561) are installed to both sides symmetry around sliding block (55), and driven slide bar (561) and installation piece (53) sliding fit, the side of keeping away from the back of driven slide bar (561) all is provided with connecting block (562), the side of keeping away from the back of connecting block (562) is provided with push-and-pull strip (563) through left right sliding fit's mode, all set up on lock lid (4) and lock body (1) and push-and-pull strip (563) corresponding rectangular through groove (564), push-and-pull strip (563) are provided with joint section of thick bamboo (565) in the middle part of keeping away from the back of the side, and joint section of thick bamboo (565) are connected with handle mechanism (6).

4. A door lock shackle and locking bolt linkage assembly as defined in claim 1, wherein: the installation curb plate (51) right flank and lock body (1) right side inner wall between be located installation piece (53) downside and be provided with direction layer board (513), and direction layer board (513) right side seted up with triangle spring bolt (510) corresponding spout (514), direction layer board (513) upper end is located reset pressure spring pole (52) downside and is provided with support rod piece (515).

5. A door latch strike linkage according to claim 3, characterised in that: the handle mechanism (6) comprises a handle panel (61), a bolt panel (62), a shell branched chain (63), a column cap (64), a bolt through hole (65), a support rod (66), a push-pull shifting plate (67), a lock handle (68), an installation slide block (69), an arc-shaped connecting block (610), a push-pull rod (611), a limiting pressure spring (612) and a limiting round rod (613), wherein the positions of the inner side and the outer side of the door corresponding to the driven branched chain (56) and the position corresponding to the bolt mechanism (3) are respectively provided with the handle panel (61) and the bolt panel (62), the shell branched chain (63) is arranged on the opposite side of the handle panel (61), the bolt panel (62) on the outer side of the door are symmetrically provided with the column cap (64) with threaded holes, and the bolt through holes (65) corresponding to the column cap (64) are respectively arranged on one side surface of the handle panel (61) and the bolt panel (62) on the inner side of the lock body (1), the cover plate and the door, the bolt through hole (65) is connected with the column cap (64) through a bolt;

the side, close to the triangular bolt (510), of the back side of the handle panel (61) is symmetrically provided with support rods (66) up and down, a pin shaft is arranged between the support rods (66), the middle of the pin shaft is provided with a push-pull shifting plate (67) in a rotating fit mode, the front end of the push-pull shifting plate (67) is provided with a lock handle (68) with an arc structure, one side, close to the handle panel (61), of the middle of the push-pull shifting plate (67) is symmetrically provided with installation sliding blocks (69) up and down in a left-right sliding fit mode, the installation sliding blocks (69) on the upper side and the lower side are provided with an arc connecting block (610) in a rotating fit mode through the pin shaft, one side, close to the handle panel (61), of the arc connecting block (610) is provided with a push-pull rod (611) penetrating through the handle panel (61), the push-pull rod (611) is connected with a clamping cylinder (565), one side, close to the handle panel (61), the front side of the push-pull shifting plate (67) is provided with a T-shaped groove (671), a limiting round rod (613) is arranged on the back side surface of the handle panel (61) through a limiting pressure spring (612) rod, and the limiting round rod (613) is located in the T-shaped groove (671).

6. A door lock shackle and locking bolt linkage assembly as defined in claim 5, wherein: the shell branched chain (63) comprises a cylindrical shell (631), an inner arc baffle (632), a side arc baffle (633), an arc groove (634) and a handle cover (635), wherein the cylindrical shell (631) is arranged on the opposite side surface of the handle panel (61), a shifting plate groove is formed in the cylindrical shell (631) and is positioned at the push-pull shifting plate (67), the inner arc baffle (632) is arranged on the side wall of the shifting plate groove close to one side of the push-pull panel in a front-back sliding fit mode, the push-pull shifting plate (67) is made of metal, the inner arc baffle (632) is attached to the push-pull shifting plate (67) through a magnet (636), the side arc baffle (633) is also arranged on the upper side wall and the lower side wall of the opposite side of the push-pull shifting plate (67) in a sliding fit mode, the side arc baffles (633) on the upper side and the lower side are connected through the magnet (636), the arc groove (634) is formed on the opposite side of the push-pull shifting plate (67), the arc-shaped groove (634) is attached to the side arc baffle (633), and the handle cover (635) is arranged on the opposite side of the cylindrical shell (631).

7. A door lock shackle and locking bolt linkage assembly as defined in claim 5, wherein: the handle panel (61) is connected with the bolt panel (62) through a connecting panel.

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