CN214403136U

CN214403136U - Door holder

Info

Publication number: CN214403136U
Application number: CN202022893621.0U
Authority: CN
Inventors: 罗红兵
Original assignee: Ningbo Defa Technology Co ltd
Current assignee: Ningbo Defa Technology Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-10-15
Anticipated expiration: 2030-12-03

Abstract

The utility model relates to a door holder, including base plate, lockplate and drive plate, the interval is provided with first rotation piece and second rotation piece on the base plate, the lockplate includes along locking portion, first connecting portion and the butt portion that the extending direction arranged in proper order, the drive plate includes along limiting part and the second connecting portion that the extending direction arranged in proper order, first connecting portion rotate with first rotation piece and be connected, second connecting portion rotate with the second and be connected, butt portion butt in one side of limiting part towards the base plate, be provided with the elastic component between base plate and the butt portion, the elastic component drive butt portion has the orientation pivoted trend to keeping away from the base plate all the time. The door holder has the effect of conveniently locking and unlocking the door and the window in the actual use process.

Description

Door holder

Technical Field

The application relates to the field of door and window fixing parts, in particular to a door catch.

Background

The door holder is a fixing member for locking a door window to restrict opening and closing of the door window.

In the related art, the door latch generally includes a lock ring disposed on the door frame or the window frame and a lock plate disposed on the door or the window and rotatably connected to the lock ring, and the lock plate is provided with a through hole for the lock ring to pass through. When the door lock is used, the lock plate is rotated, the lock ring penetrates through the through hole in the lock plate and protrudes from one side of the lock plate far away from the door, and then the lock plate is separated from the lock ring by blocking the lock plate through the fasteners such as the insert pin in the lock ring, so that the door and window are limited to be opened and closed.

But this knocker unblock and locking are all comparatively troublesome, especially in the application on the sliding door, need dismantle fasteners such as pin earlier, open the jam plate again and just can realize the unblock, and efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to conveniently lock and unlock the door and the window, the application provides a door holder.

The application provides a knocker adopts following technical scheme:

the utility model provides a door holder, includes base plate, lockplate and drive plate, the interval is provided with first rotation piece and second rotation piece on the base plate, the lockplate includes along locking portion, first connecting portion and the butt portion that the extending direction arranged in proper order, the drive plate includes along limiting portion and the second connecting portion that the extending direction arranged in proper order, first connecting portion rotate with first rotation piece and are connected, second connecting portion rotate with the second and are connected, the butt portion butt is in one side of limiting portion towards the base plate, be provided with the elastic component between base plate and the butt portion, the elastic component drive butt portion has all the time to the direction pivoted trend of keeping away from the base plate.

Through adopting above-mentioned technical scheme, make the butt portion of lockplate have a trend of keeping away from the direction of base plate to keep away from all the time through the setting of elastic component, and then make the locking portion have a trend of rotating towards base plate one side all the time under the effect of first rotating member, and then make the locking portion on the lockplate remain to wear to locate in the recess that corresponds on the door and window frame all the time, and when needs carry out the unblock, through pulling or pressing the drive plate, make the restriction portion can drive butt portion and rotate to one side that is close to the base plate, and then make the locking portion rotate in the opposite direction, realize the unblock, and simultaneously under the effect of elastic component, the lockplate can reset again, conveniently operate.

Preferably, the locking part comprises an extension plate connected with the first connecting part and a bolt connected with one side of the extension plate far away from the first connecting part, the extension plate extends towards the direction close to the base plate along the extension direction far away from the first connecting part, the bolt extends towards the direction close to the base plate on the extension plate, and one side of the bolt departing from the extension plate is provided with a guide surface for driving the extension plate to rotate towards the direction far away from the base plate.

Through adopting above-mentioned technical scheme, closing door and window's in-process, carry out the butt through spigot surface and door and window frame for the sticking department can rotate spontaneously, so that the spring bolt can wear to establish to the door and window frame on the corresponding position in, and then need not the drive plate and rotate, and efficiency is higher.

Preferably, the first rotating part comprises a first base arranged on the substrate and a first rotating shaft arranged on the first base, the second rotating part comprises a second base arranged on the substrate and a second rotating shaft arranged on the second base, the outer side wall of the first rotating shaft is connected with the first base, the outer side wall of the second rotating shaft is connected with the second base, a first rotating groove for the first rotating shaft to penetrate through is formed in the first connecting portion, and a second rotating groove for the second rotating shaft to penetrate through is formed in the second connecting portion.

Through adopting above-mentioned technical scheme, this kind of setting is convenient assembles base plate, lockplate and drive plate between, and the equipment is simple and convenient.

Preferably, the first connecting portion is provided with a first blocking block, the second connecting portion is provided with a second blocking block, and when the door latch is in a locked state, the first blocking block and the second blocking block are respectively abutted against two sides of the first base and two sides of the second base which deviate from each other.

By adopting the technical scheme, the first stop block and the second stop block are used for limiting the rotation angles of the locking plate and the driving plate.

Preferably, the driving plate further comprises a limiting portion extending towards the substrate, and when the door catch is in a locked state, the limiting portion and the substrate abut against each other.

Through adopting above-mentioned technical scheme, can further improve the spacing effect of drive plate through this kind of mode, and then improve the structural strength of drive plate when being in the locking state to improve the holistic intensity of knocker.

Preferably, the substrate is provided with a limit groove for the limit part to penetrate through.

Through adopting above-mentioned technical scheme, the area of contact of spacing portion and base plate when the setting of spacing groove can improve the lock-out state, and then stability when improving the two butt to improve the stability of drive plate.

Preferably, the first connecting portion is provided with an installation groove for the elastic member to penetrate through.

Through adopting above-mentioned technical scheme, the setting of mounting groove can be spacing to the elastic component, and then improves the continuity of whole part for the elastic component can not take place not hard up and misplace.

Preferably, both sides of the base plate are provided with a limiting locking plate and mounting blocks for limiting the mutual separation of the driving plate and the first rotating shaft and the second rotating shaft, and the mounting blocks are provided with bolt grooves for bolts to penetrate through.

Through adopting above-mentioned technical scheme, the setting up of installation piece can be spacing to drive plate and lockplate on the one hand, and on the other hand can also conveniently fix the knocker on door and window, conveniently installs.

Preferably, the first base and the second base are provided with insertion grooves in a through manner, and the mounting block is provided with insertion columns which penetrate through the insertion grooves and are fixedly inserted into the first base and the second base.

Through adopting above-mentioned technical scheme, each part of the convenient knocker of mode of pegging graft assembles, and assembly efficiency is high.

Preferably, when the door catch is in the locked state, the side of the locking plate away from the base plate and the side of the driving plate away from the base plate are flush with each other.

Through adopting above-mentioned technical scheme, this kind of setting mode can improve the joint strength of lockplate and drive plate junction on the one hand, and on the other hand, can avoid lockplate protrusion in the drive plate for can not make lockplate take place to rotate because external force hits the lockplate in the use.

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

1. the arrangement of the door buckle enables unlocking and locking to be more convenient and simple;

2. the installation is simple, and the assembly efficiency is high;

3. the structural strength is high.

Drawings

Fig. 1 is a schematic view of the structure of a door catch.

FIG. 2 is a front view of the base plate, locking plate and actuator plate in a locked condition.

Figure 3 is an exploded view of a door latch.

Description of reference numerals: 1. a substrate; 2. a locking plate; 3. a drive plate; 4. mounting blocks; 5. a first rotating member; 6. a second rotating member; 21. a locking portion; 22. a first connection portion; 23. an abutting portion; 31. a restricting section; 32. a second connecting portion; 33. a pulling section; 7. an elastic member; 51. a first base; 52. a first rotating shaft; 61. a second base; 62. a second rotating shaft; 24. a first stopper; 34. a second stopper; 25. a first rotating groove; 35. a second rotating groove; 36. a limiting part; 11. a limiting groove; 211. an extension plate; 212. a latch bolt; 213. a guide surface; 8. inserting grooves; 9. inserting the column; 10. a bolt slot; 101. a first waist-shaped groove; 102. a second waist-shaped groove; 12. and (4) mounting the groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a door holder. Referring to fig. 1, the door latch includes a base plate 1, a locking plate 2, a driving plate 3, and mounting blocks 4 provided at both sides of the base plate 1. Wherein, lockplate 2 and drive plate 3 all rotate to be connected on base plate 1, and lockplate 2 and drive plate 3 link mutually, can drive lockplate 2 through rotating drive plate 3 and carry out the antiport. The mounting block 4 is used for a bolt to penetrate through so that the whole door catch is mounted on a plane needing to be mounted through the mounting block 4. In the process of specifically applying the door fastener, the door fastener can be arranged on a door or a window or a door and window frame, a groove for the locking plate 2 to penetrate and lock is correspondingly arranged on the door or the window frame, and one end, far away from the driving plate 3, of the locking plate 2 penetrates through the groove to realize the function of locking the door or the window.

Referring to fig. 2 and 3, the substrate 1 is integrally provided with a first rotating member 5 and a second rotating member 6 at intervals along the extending direction of the substrate 1, and the extending directions of the first rotating member 5 and the second rotating member 6 are perpendicular to the extending direction of the substrate 1, that is, the extending direction of the first rotating member 5 is the same as the extending direction of the second rotating member 6. The lock plate 2 includes a lock portion 21, a first connection portion 22, and an abutting portion 23 arranged in this order along the extending direction thereof, and the drive plate 3 includes a restricting portion 31, a second connection portion 32, and a pulling portion 33 arranged in this order along the extending direction thereof. The locking plate 2 and the driving plate 3 are integrally cast. The first connecting portion 22 is rotatably connected to the first rotating member 5, the second connecting portion 32 is rotatably connected to the second rotating member 6, the abutting portion 23 abuts against one side of the limiting portion 31 facing the substrate 1, the elastic member 7 is disposed between the substrate 1 and the abutting portion 23, and the elastic member 7 drives the abutting portion 23 to always have a tendency of rotating in a direction away from the substrate 1. Taking the direction shown in fig. 2 as an example, in the process of counterclockwise rotation of the drive plate 3, the abutting portion 23 and the stopper portion 36 abut against each other, so that the lock plate 2 is urged to rotate clockwise.

The first rotating member 5 includes a first base 51 integrally provided on the base plate 1 and a first rotating shaft 52 integrally provided on the first base 51, and the second rotating member 6 includes a second base 61 integrally provided on the base plate 1 and a second rotating shaft 62 integrally provided on the second base 61. A portion of the outer peripheral wall of the first rotating shaft 52 is connected to the first base 51, a portion of the outer peripheral wall of the second rotating shaft 62 is connected to the second base 61, a cross section of a portion of the first rotating shaft 52 which is not connected to the first base 51 is a major arc, and a cross section of a portion of the second rotating shaft 62 which is not connected to the second base 61 is a major arc.

Further, a first blocking block 24 is integrally arranged on the first connecting portion 22, a second blocking block 34 is arranged on the second connecting portion 32, a first rotating groove 25 for the first rotating shaft 52 to penetrate is formed between the first blocking block 24 and the first connecting portion 22, the first rotating groove 25 penetrates through the first connecting portion 22, and the opening size of the first rotating groove 25 is smaller than the diameter of the first rotating shaft 52. Similarly, a second rotating groove 35 for the second rotating shaft 62 to penetrate is formed between the second stopper 34 and the second connecting portion 32, the second rotating groove 35 penetrates the second connecting portion 32, and the opening size of the second rotating groove 35 is smaller than the diameter of the second rotating shaft 62. When the drive plate 3 and the lock plate 2 rotate, the connection between the first rotation shaft 52 and the first base 51 is limited in sliding movement between the openings of the first rotation groove 25, and similarly, the connection between the second rotation shaft 62 and the second base 61 is limited in sliding movement between the openings of the second rotation groove 35. The door latch has a locked state and an unlocked state, when the door latch is in the locked state, the first blocking block 24 and the second blocking block 34 are respectively abutted against two sides of the first base 51 and the second base 61 which are deviated from each other, and one side of the locking plate 2, which is far away from the substrate 1, is flush with one side of the driving plate 3, which is far away from the substrate 1.

The driving plate 3 further comprises a limiting portion 36 extending towards the substrate 1, wherein when the door catch is in a locked state, the limiting portion 36 and the substrate 1 are abutted against each other, and the substrate 1 is provided with a limiting groove 11 for the limiting portion 36 to penetrate through. The limit strength and the connection strength of the drive plate 3 when the door catch is in the locked state can be further improved by this arrangement.

In the present embodiment, the elastic member 7 is a compression spring, the first connecting portion 22 is provided with an installation groove 12 through which the compression spring is inserted, and both ends of the compression spring are respectively abutted against the base plate 1 and the lock plate 2.

The locking portion 21 includes an extension plate 211 integrally connected to the first connecting portion 22 and a latch 212 integrally connected to a side of the extension plate 211 remote from the first connecting portion 22. The latch 212 is perpendicular to the extension plate 211, the extension plate 211 extends in a direction approaching the base plate 1 along an extension direction away from the first connection portion 22, and the latch 212 extends in a direction approaching the base plate 1 on the extension plate 211. The specific lengths of the extension plate 211 and the latch 212 can be adaptively adjusted according to actual production requirements, so as to adapt to different application environments.

In addition, in order to facilitate the locking plate 2 to automatically complete the engagement in the process of closing the door and window, the side of the latch 212 departing from the extension plate 211 is provided with a guide surface 213 for driving the extension plate 211 to rotate in the direction of separating from the base plate 1. Taking the extending direction of the latch 212 as an example, the guide surface 213 is configured to make the thickness of the latch 212 decrease along the length direction thereof, and an end surface of the latch 212 facing away from the guide surface 213 is perpendicular to the extending plate 211. This arrangement allows the lock plate 2 to be forced to rotate by the guide surface 213 coming into contact with an object during the lateral movement of the door catch.

The mounting block 4 is disposed on two sides of the substrate 1 and used for limiting the locking plate 2 and the driving plate 3 to be separated from the substrate 1, wherein the first base 51 and the second base 61 are both provided with an insertion groove 8 along the extending direction of the first base and the second base, the mounting block 4 is integrally provided with an insertion column 9 penetrating the insertion groove 8 and fixedly inserted into the first base 51 and the second base 61, and the portion of the insertion column 9 far away from the mounting block 4 has a guiding taper for guiding.

Still be provided with the bolt groove 10 that is used for supplying the bolt to wear to establish on the installation piece 4, it is concrete, bolt groove 10 includes first waist type groove 101 and sets up in the second waist type groove 102 of first waist type groove 101 tank bottom, and wherein, first waist type groove 101 is used for supplying the tip of bolt to wear to establish, and second waist type groove 102 is used for supplying the screw rod of bolt to wear to establish. The bolt can be matched with the installation of the door catch by sliding in the bolt groove 10, so that the door catch can be finely adjusted in the installation position.

The implementation principle of a knocker of this application embodiment does: in the installation process, firstly, the driving plate 3 and the locking plate 2 are installed on the base plate 1 along the extension direction of the first rotating piece 5 and the second rotating piece 6, then the installation blocks 4 on the two sides are installed on the two sides of the base plate 1, and finally the door catch is integrally fixed on the corresponding installation positions through bolts, so that the installation is completed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A door latch, characterized in that: comprises a base plate (1), a locking plate (2) and a driving plate (3), wherein a first rotating piece (5) and a second rotating piece (6) are arranged on the base plate (1) at intervals, the locking plate (2) comprises a locking part (21), a first connecting part (22) and an abutting part (23) which are sequentially arranged along the extension direction, the drive plate (3) comprises a limiting part (31) and a second connecting part (32) which are sequentially arranged along the extension direction, the first connecting part (22) is rotationally connected with the first rotating part (5), the second connecting part (32) is rotationally connected with the second rotating part (6), the abutting part (23) abuts against one side of the limiting part (31) facing the substrate (1), an elastic piece (7) is arranged between the substrate (1) and the abutting part (23), the elastic piece (7) drives the abutting part (23) to always have the tendency of rotating towards the direction far away from the substrate (1).

2. The door latch according to claim 1, wherein: the locking portion (21) comprises an extension plate (211) connected with the first connecting portion (22) and a bolt (212) connected with one side, far away from the first connecting portion (22), of the extension plate (211), the extension plate (211) extends towards the direction close to the base plate (1) along the extending direction far away from the first connecting portion (22), the bolt (212) extends towards the direction close to the base plate (1) on the extension plate (211), and a guide surface (213) used for driving the extension plate (211) to rotate towards the direction far away from the base plate (1) is arranged on one side, far away from the extension plate (211), of the bolt (212).

3. The door latch according to claim 1, wherein: first rotation piece (5) including set up first base (51) on base plate (1) and set up first axis of rotation (52) on first base (51), second rotation piece (6) are including setting up second base (61) on base plate (1) and setting up second axis of rotation (62) on second base (61), the lateral wall and the first base (51) of first axis of rotation (52) are connected, the lateral wall and the second base (61) of second axis of rotation (62) are connected, it is provided with first rotation groove (25) that supply first axis of rotation (52) to wear to establish to link up on first connecting portion (22), it is provided with second rotation groove (35) that supply second axis of rotation (62) to wear to establish to link up on second connecting portion (32).

4. The door latch according to claim 3, wherein: the door lock is characterized in that a first blocking block (24) is arranged on the first connecting portion (22), a second blocking block (34) is arranged on the second connecting portion (32), and when the door lock is in a locking state, the first blocking block (24) and the second blocking block (34) are respectively abutted against two sides of the first base (51) and the second base (61) which deviate from each other.

5. The door latch according to claim 3, wherein: the driving plate (3) further comprises a limiting part (36) extending towards the direction of the base plate (1), and when the door catch is in a locking state, the limiting part (36) and the base plate (1) are mutually abutted.

6. The door latch according to claim 5, wherein: the base plate (1) is provided with a limiting groove (11) for the limiting part (36) to penetrate through.

7. The door latch according to claim 3, wherein: the first connecting part (22) is provided with a mounting groove (12) for the elastic part (7) to penetrate through.

8. The door latch according to claim 3, wherein: the bolt limiting device is characterized in that mounting blocks (4) which limit the locking plate (2) and the driving plate (3) to be separated from the first rotating shaft (52) and the second rotating shaft (62) are arranged on two sides of the base plate (1), and bolt grooves (10) for bolts to penetrate through are formed in the mounting blocks (4).

9. The door latch according to claim 8, wherein: the first base (51) and the second base (61) are provided with insertion grooves (8) in a penetrating mode, and the mounting block (4) is provided with insertion columns (9) which penetrate through the insertion grooves (8) and are fixedly inserted into the first base (51) and the second base (61).

10. The door latch according to claim 1, wherein: when the door catch is in a locked state, one side of the locking plate (2) far away from the base plate (1) and one side of the driving plate (3) far away from the base plate (1) are flush with each other.