CN211287090U - Auxiliary lock device of auxiliary door - Google Patents

Abstract

The utility model relates to an auxiliary lock device of auxiliary door, including shell, telescoping device, resilient means, plectrum device, installation adjusting device, telescoping device, resilient means, plectrum device are all installed on the shell, installation adjusting device is in the side of shell, the telescoping device includes first transmission piece, second transmission piece, first transmission piece is provided with the rack with the second transmission piece, be provided with the vice lock rotor between the rack, vice lock rotor and first transmission piece, the meshing of second transmission piece, vice lock rotor central authorities are provided with the pivot hole. The utility model provides a mistake open the vice door under the main door closed condition and lead to the tool to lock to damage, the complicated easy trouble of ground lock automatic retraction device structure and the method of adjusting the spring bolt position in the installation too loaded down with trivial details problem.

Description

Auxiliary lock device of auxiliary door

Technical Field

The utility model relates to a furniture door and window utensil field of making especially relates to an auxiliary lock device of auxiliary door.

Background

The split double doors on the market consist of a main door and an auxiliary door. The main door has a main lock device and the conventional bolt of the auxiliary door gradually evolves into an auxiliary lock device. The design idea of the product is mainly improved aiming at three problems existing in the installation and the use of the auxiliary lock on the market. The first problem is that: the auxiliary lock can be opened by mistake by a user under the condition that the main door is closed, so that the bolt of the main lock crushes the auxiliary lock. The second problem is that: still other double doors have no threshold and the latch head of the top and bottom lock may contact the ground when the secondary door is opened, resulting in floor scratching. Although some techniques for automatically retracting the locking pin head to prevent scratching the ground have been proposed, they are either too complicated in structure or prone to failure due to wear after actual use. The third problem is that: in addition, when the clearance of the lock tongue is adjusted to prevent the main door and the auxiliary door from shaking, the main door and the auxiliary door are generally positioned and adjusted by screws, which is relatively troublesome.

SUMMERY OF THE UTILITY MODEL

In view of the not enough of background art existence, the utility model relates to a vice locking device of vice door, according to above-mentioned problem, solved under the main door closed condition and opened vice door by mistake and lead to the tool to lock to damage, the complicated easy trouble of ground lock automatic retraction device structure and the too loaded down with trivial details problem of method of adjusting the spring bolt position in the installation.

The utility model relates to an auxiliary lock device of an auxiliary door, which comprises a shell, a telescopic device, an elastic device, a plectrum device and an installation adjusting device, wherein the telescopic device, the elastic device and the plectrum device are all arranged on the shell, the installation adjusting device is arranged on the side surface of the shell, the telescopic device comprises a first transmission piece and a second transmission piece, the first transmission piece and the second transmission piece are provided with racks, an auxiliary lock rotor is arranged between the racks, the auxiliary lock rotor is meshed with the first transmission piece and the second transmission piece, the center of the auxiliary lock rotor is provided with a rotating shaft hole, the elastic device is positioned on the second transmission piece, the elastic device comprises a lock tongue, one side of the second transmission piece is also provided with a clamping groove, the clamping groove is positioned on the opposite side of the lock tongue, the second transmission piece is also provided with a reset device, the reset device is positioned between the racks on the second transmission piece and the elastic device, the plectrum device is located second drive strap department.

By adopting the scheme, the telescopic device can stretch and retract the top-bottom lock by the linkage of the rack, the first transmission piece, the second transmission piece and the auxiliary lock rotating piece. And the user can rotate the handle to drive the rotation of the auxiliary lock rotating piece. The return spring enables the two bolt heads of the top-bottom lock to be in the extending state in a linkage mode through enabling the default extending state of the second transmission piece. Therefore, when the auxiliary door is closed, the bolt head can automatically enter the corresponding hole position as long as the plectrum device is not used.

Further, the elastic device further comprises a bumper, a first spring and a second spring, wherein a clamping screw is arranged in the middle of the bumper, the clamping screw follows the transverse motion of the bumper and is clamped into a clamping groove for fixing through moving, and the clamping groove is C-shaped.

Through adopting above-mentioned scheme, the spring bolt is located the bumper bar front end, be equipped with the screens screw in the middle of the bumper bar, the screens screw can be followed the bumper bar and made lateral shifting, goes on the restriction removal to the second driving plate through lateral shifting card income screens groove to make whole telescoping device be in fixed state. The secondary lock cannot be opened by the handle to open the secondary door.

Further, the plectrum device includes plectrum, fixed bolster, stationary blade, fixed bolster, plectrum are located same straight line, fixed bolster and shell fixed connection, stationary blade and second transmission piece fixed connection, the plectrum is located fixed bolster and stationary blade.

By adopting the scheme, the plectrum device can ensure that a user can pull the handle and simultaneously stir the plectrum device to ensure that the bolt head is always contracted in the auxiliary door. Although the device cannot automatically retract the bolt head, a user can select whether to retract the bolt head according to actual conditions so as to avoid scratching the floor. Simple structure is practical, greatly reduced takes place the probability of mechanical failure. Therefore, the problem that the structure of the ground lock automatic contraction device is complex and easy to break down is solved.

Furthermore, a return spring is further arranged on the second transmission piece, one end of the return spring is connected with the second transmission piece, and the other end of the return spring is connected with the shell.

By adopting the scheme, the return spring can restore the second driving sheet to the initial position.

Further, a handle is installed at the position of the outer rotating shaft hole of the shell, the rotating shaft hole is of a rectangular structure, and the rotating shaft hole rotates along with the handle.

Through adopting above-mentioned scheme, it is rotatory to drive the pivot hole through the handle rotation, and the rectangle structure is favorable to driving rotatoryly.

Furthermore, the elastic device is fixed with the shell through a first connecting piece and a second connecting piece, the first connecting piece is in a shape like a Chinese character 'hui', and the second connecting piece is in a shape like a Chinese character 'ao'.

By adopting the scheme, the motion trail of the bumper can be fixed by the square-shaped structure, and the concave shape is convenient for clamping the spring and is easy to disassemble.

Further, the first spring is located on the outer side of the first connecting piece, the second spring is located on the outer side of the second connecting piece, and the outer side is opposite to the second transmission piece.

By adopting the scheme, the safety rod is convenient to reset, and the lock tongue is driven to reset.

Furthermore, installation adjusting device includes fixed screens groove piece, installation regulating block, eccentric wheel, fixed screens groove piece and shell side fixed connection, installation regulating block and eccentric wheel are fixed in the shell side through fixed screens groove piece.

By adopting the scheme, the installation adjusting device can enable an installer to operate more simply and easily when the bolt gap is adjusted, so that the problem that the method for adjusting the bolt gap in the installation process is too complicated is solved.

Furthermore, a through hole is formed in the eccentric wheel and is used for fixing the clamping groove piece and the installation adjusting block through the cross round small wheel.

By adopting the scheme, the small protruding wheel can transversely move in the clamping groove in the fixed clamping groove sheet by the aid of the cross screwdriver, so that the mounting adjusting block is driven to move in the same direction, and adjustment is facilitated.

Further, the fixed connection is welded and fixed.

Through adopting above-mentioned scheme, the welding is more firm.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic plan view of an embodiment of the present invention.

Fig. 2 is a schematic structural view of an elastic device according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a pick device according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of the eccentric wheel according to the embodiment of the present invention.

Reference numeral, 1-housing, 2-first driving plate, 3-second driving plate, 4-rack, 5-auxiliary lock transmission plate, 51-rotating shaft hole, 6-locking bolt, 7-blocking groove, 8-shifting plate device, 81-shifting plate, 82-fixed bracket, 83-fixed plate, 9-safety lever, 91-blocking screw, 10-first spring, 11-second spring, 12-reset spring, 13-first connecting plate, 14-second connecting plate, 15-eccentric wheel device, 151-fixed blocking groove plate, 152-installation adjusting block, 153-eccentric wheel.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described and discussed below with reference to the accompanying drawings of the present invention, and it is obvious that only some examples, not all examples, of the present invention are described herein, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

For the convenience of understanding the embodiments of the present invention, the following detailed description will be given by way of example with reference to the accompanying drawings, and the embodiments are not limited to the embodiments of the present invention.

The embodiment 1 of the utility model is shown with reference to fig. 1, fig. 2 and fig. 3, and comprises a shell 1, a telescopic device, an elastic device, a plectrum device 8 and an installation adjusting device. The telescoping device includes first transmission piece 2, second transmission piece 3, reset spring 12, first transmission piece 2 passes piece 5 with the second transmission piece 3 through the secondary lock and links to each other, the setting of secondary lock passes 5 both sides and the tooth again, first transmission piece 2, second transmission piece 3 are provided with rack 4, the tooth of secondary lock pass 5 one side and the meshing of rack 4 of first transmission piece 2, the tooth of opposite side and the meshing of rack 4 of second transmission piece 3, the 5 central authorities of secondary lock pass still are provided with the pivot hole 51 of rectangle, pivot hole 51 links to each other with the outer door handle of shell 1, and it is rotatory to drive turnover control 51 through the revolving door handle, then drives the tooth and rotate, the tooth drives first transmission piece 2, the second transmission piece 3 of both sides and reciprocates for the tapered end of day ground lock can stretch out and draw back. The reset spring 12 is positioned on the second transmission piece 3, the second transmission piece 3 is provided with a convex connecting piece and a through hole, the connecting piece arranged on the shell 1 is arranged at the through hole, and two sides of the reset spring 12 are respectively connected with the two connecting pieces. The return spring 12 may cause the second strap 3 to be in an extended state by default, thereby causing the latch head of the top-bottom lock to be in an extended state by default without toggling the paddle means.

The second driving strap 3 is further provided with an elastic device, the elastic device comprises a bolt 6, a safety rod 9, a first spring 10, a second spring 11, a first connecting piece 13 and a second connecting piece 14, and the safety rod 9 penetrates through the first spring 10, the first connecting piece 13, the second spring 11, the second connecting piece 14 and the bolt 6 and is fixed on the shell 1. The first connecting sheet 13 and the second connecting sheet 14 are fixedly connected with the shell, and the fixed connection mode is welding or clamping screw fixation. The safety lever 9 can move back and forth in the through holes of the first connecting piece 13 and the second connecting piece 14 and can be reset through the first spring 10 and the second spring 11. Still be provided with screens screw 91 between the first connecting piece 13 of bumper 9 and the second spring 11, screens screw 91 corresponds screens groove 7 on the shell 1, the screens groove is C shape, can carry out the joint with spiral 91. When the clamping screw 91 is clamped in the clamping groove 7, the movement of the second driving strap 3 is limited, so that the second driving strap 3 cannot be retracted, and the bolt head of the heaven and earth lock cannot be retracted.

Referring to fig. 3, a plectrum device 8 is further arranged on the lower side of the second transmission piece 3, the plectrum device 8 comprises a plectrum 81, a fixed support 82 and a fixed piece 83, and the plectrum device 8 can solve the problem that when an auxiliary door does not have a door frame, a handle is pulled up, and simultaneously, the plectrum 81 is pulled to prevent a lock head of a top-bottom lock from extending out, so that the problem of scraping a floor is avoided.

The utility model discloses a use method as follows:

when the door is in an open state, the safety rod 9 in the auxiliary lock device extends rightwards, the bolt 6 resets, the first transmission piece 2 and the second transmission piece 3 retract into the shell 1, and the top-bottom bolt piece retracts into the auxiliary lock door.

When the main lock door is closed, the main lock door touches and presses the bolt 6, the safety rod 9 connected with the bolt 6 moves leftwards along with the bolt, the second spring 11 is compressed, and the clamping screw 91 is pushed to move leftwards to the clamping groove 7 under the action of the elastic force of the second spring 11. If do not have the manual door handle that rotates this moment, let first drive plate 2, second drive plate 3 stretch out outside toward shell 1, second drive plate 3 is owing to there is the existence of second spring 11, and bumper 9 still can remove in the shell 1 left, can not cause the damage of bumper 9, has protected insurance elasticity subassembly.

When the main lock door is closed, the door handle on the auxiliary lock door is rotated, the first transmission piece 2 and the second transmission piece 3 extend out of the shell 1, and the top and bottom bolt piece is driven to extend out of the auxiliary lock door and inserted into the door frame; the main lock door touches and presses the bolt 6, the safety rod 9 connected with the bolt 6 moves leftwards along with the bolt, the second spring 11 is compressed, the clamping screw 91 is pushed to move leftwards under the elastic force action of the second spring 11, the first spring 10 is compressed, when the door is completely closed, the clamping screw 91 is stopped in the clamping groove 7, the second driving sheet 3 is blocked to retract towards the inside of the shell 1, and after the two split doors are closed, the auxiliary lock door cannot be opened before the main lock door is not opened.

When the door needs to be opened, firstly, the main lock door is opened, because the main lock door is opened, the spring bolt 6 is not touched and pressed, in the safety elastic component, under the elastic action of the first spring 10 and the second spring 11, the spring bolt 6 of the clamping screw 91 is pushed to move rightwards, so that the clamping screw 91 is moved out of the clamping groove 7, the movement of the second transmission piece 3 is not blocked, the handle is rotated manually, the first transmission piece 2 and the second transmission piece 3 are contracted towards the inside of the shell 1, and the heaven and earth bolt piece is driven to be withdrawn from the door frame, so that the two doors can be opened almost within 1 second, and the convenient and fast opening of the two doors is realized.

Referring to fig. 4, the side of the middle housing has a mounting adjustment device, which includes a fixing clip groove 151, a mounting adjustment block 152, and an eccentric 153. The fixed clamping groove piece 151 is fixedly arranged on the side surface of the shell 1, the installation adjusting block 152 and the eccentric wheel 153 are fixed on the side surface of the shell 1 by the fixed clamping groove piece 151, and a small cross round bulge wheel on the eccentric wheel 153 can penetrate through a round hole in the installation adjusting block 152 and a clamping groove on the fixed clamping groove piece 151. The small cam can be moved laterally in the locking groove in the fixed locking groove 151 by means of a phillips screwdriver, so that the setting adjustment block 152 is moved together in the same direction. In a specific installation example, the device is mainly used for adjusting the gap of the lock tongue 6 and preventing the main door and the auxiliary door from shaking.

The principle of the utility model is as follows:

when the main door is closed, the safety lever 9 is displaced leftward by the pressure from the main lock, thereby moving the locking screw 91 leftward into the locking groove 7. Since the movement of the second driving strap 3 is restricted by the locking screw 91, it is realized that the sub-door cannot be opened by turning the handle in case the main door is closed.

When the main door is opened, the safety lever is no longer pressed by the main lock and is reset under the elastic force of the first spring 10 and the second spring 11, and the blocking screw 91 is also separated from the blocking groove 7, and the displacement of the second driving plate 3 is no longer limited. The opening of the auxiliary door can be realized by rotating the handle.

When the main door is opened, the bolt head of the auxiliary door needs to be kept in a contracted state. The handle is pulled first, and the shifting piece 81 is shifted to the left under the condition of keeping the pulling state, so that the shifting piece 81, the fixed bracket 82 and the fixed piece 83 are positioned on the same straight line. The shifting sheet 81 penetrates through the fixed support 82 and a hole in the middle of the fixed sheet 83, so that the second transmission sheet 3 cannot extend out, and the bolt head of the top-bottom lock keeps a contracted state and does not contact the ground any more.

The above description is only an embodiment of the present application, and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the scope and spirit of the present application shall be included in the scope of the claims of the present application.

Claims (10)

1. A secondary lock device of a secondary door, characterized in that: comprises a shell (1), a telescopic device, an elastic device, a plectrum device (8) and an installation adjusting device, wherein the telescopic device, the elastic device and the plectrum device (8) are all installed on the shell (1), the installation adjusting device is arranged on the side surface of the shell (1), the telescopic device comprises a first transmission piece (2) and a second transmission piece (3), the first transmission piece (2) and the second transmission piece (3) are provided with racks (4), an auxiliary lock rotating piece (5) is arranged between the racks (4), the auxiliary lock rotating piece (5) is meshed with the first transmission piece (2) and the second transmission piece (3), the center of the auxiliary lock rotating piece (5) is provided with a rotating shaft hole (51), the elastic device is positioned on the second transmission piece (3), the elastic device comprises a lock tongue (6), one side of the second transmission piece (3) is also provided with a clamping groove (7), screens groove (7) are located spring bolt (6) opposition side, still be provided with resetting means on second drive strap (3), resetting means is located between rack (4) and the elastic device on second drive strap (3), plectrum device (8) are located second drive strap (3) department.

2. A secondary lock apparatus of a secondary door as claimed in claim 1, wherein: elastic device still includes bumper (9), first spring (10), second spring (11), be provided with screens screw (91) in the middle of bumper (9), bumper (9) transverse motion is followed in screens screw (91), goes into screens groove (7) through removing the card and fixes, screens groove (7) are C shape.

3. A secondary lock apparatus of a secondary door as claimed in claim 2, wherein: plectrum device (8) are including plectrum (81), fixed bolster (82), stationary blade (83), fixed bolster (82), plectrum (81) are located same straight line, fixed bolster (82) and shell (1) fixed connection, stationary blade (83) and second transmission piece (3) fixed connection, plectrum (81) are located fixed bolster (82) and stationary blade (83).

4. A secondary lock apparatus of a secondary door as claimed in claim 3, wherein: the reset device is a reset spring (12), one end of the reset spring (12) is connected with the second transmission piece (3), and the other end of the reset spring (12) is connected with the shell (1).

5. A secondary lock apparatus of a secondary door as claimed in claim 4, wherein: the handle is installed in outer pivot hole (51) department of shell (1), pivot hole (51) are the rectangle structure, pivot hole (51) are followed the handle and are rotated.

6. A secondary lock apparatus of a secondary door as claimed in claim 5, wherein: the elastic device is fixed with the shell (1) through a first connecting piece (13) and a second connecting piece (14), the first connecting piece (13) is in a shape of Chinese character 'hui', and the second connecting piece (14) is in a shape of Chinese character 'ao'.

7. A secondary lock apparatus of a secondary door as claimed in claim 6, wherein: the first spring (10) is located outside the first connecting piece (13), and the second spring (11) is located outside the second connecting piece (14) and opposite to the second transmission piece (3).

8. A secondary lock apparatus of a secondary door as claimed in claim 1, wherein: the installation adjusting device comprises a fixed clamping groove piece (151), an installation adjusting block (152) and an eccentric wheel (153), the fixed clamping groove piece (151) is fixedly connected with the side face of the shell (1), and the installation adjusting block (152) and the eccentric wheel (153) are fixed on the side face of the shell (1) through the fixed clamping groove piece (151).

9. A secondary lock apparatus of a secondary door as claimed in claim 8, wherein: the eccentric wheel (153) is provided with a through hole, and the through hole is connected with the mounting adjusting block (152) through a cross round small wheel fixing clamping groove sheet (151).

10. A sub-lock apparatus of a sub-door as claimed in claim 3 or 8, wherein: the fixed connection is welded and fixed.

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