Door frame lock hole device, door lock and door

Abstract

The utility model discloses a door frame lock hole device which comprises a fixing piece capable of being fixed on a door frame, a lock tongue hole is formed in the fixing piece, and the door frame lock hole device further comprises an inductive switch which is arranged in the lock tongue hole and sends a starting signal when inducting that a lock tongue is inserted into the lock tongue hole, after the spring bolt is separated from the spring bolt hole, a reset signal is sent out; the blocking part is arranged at the front end of the spring bolt hole and can move back and forth relative to the spring bolt hole; the driving mechanism is connected with the inductive switch and the blocking part, the driving mechanism drives the blocking part to move forwards to abut against the position between the spring bolt and the front end of the door frame according to the starting signal, and the driving mechanism drives the blocking part to reset according to the reset signal. The utility model further discloses a door lock and a door. The safety door is good in safety, and door plate movement caused by wind blowing can be reduced.

Description

Technical Field

[0001] The utility model relates to a door lock, and more precisely, to a door frame lock hole device. Background Art

[0002] A door comprises a door panel and a door frame. A lock body is arranged on the door panel, and a lock hole is arranged on the door frame. A retractable lock bolt and a lock tongue are arranged on the lock body, and a lock bolt hole and a lock tongue hole are correspondingly arranged on the lock hole. When closing the door, the lock tongue is inserted into the lock tongue hole. However, when the existing door is closed, there are usually gaps between the lock tongue hole and the lock tongue, and between the door panel and the door frame. After the door is closed, under the action of wind, the door panel will move back and forth relative to the door frame, making a thumping sound.

[0003] Meanwhile, for a door locked solely by a lock tongue, there is also a possibility of unlocking by inserting a card through the gap between the door panel and the door frame with the existing structure, and the security is not good either. Summary of the Utility Model

[0004] In order to solve the technical problems that after the existing door is closed, the door panel will move back and forth relative to the door frame under the action of wind, making a thumping sound, and meanwhile, the security is not good, the utility model provides a door frame lock hole device, a door lock device and a door.

[0005] To solve the above technical problems, the technical solution adopted by the utility model is to design a door frame lock hole device, which includes a fixing piece that can be fixed on the door frame. A lock tongue hole is arranged on the fixing piece. The door frame lock hole device further includes:

[0006] An induction switch, which is arranged in the lock tongue hole, and emits a start signal when sensing that the lock tongue is inserted into the lock tongue hole, and emits a reset signal after the lock tongue disengages from the lock tongue hole;

[0007] A blocking part, which is arranged at the front end of the lock tongue hole and can move back and forth relative to the lock tongue hole;

[0008] A driving mechanism, which is connected to the induction switch and the blocking part. The driving mechanism drives the blocking part to move forward against the front end between the lock tongue and the door frame according to the start signal, and drives the blocking part to reset according to the reset signal.

[0009] The door frame lock hole device further includes:

[0010] A support plate, which is arranged inside the lock tongue hole. The induction switch and the blocking part are arranged on the support plate; the support plate is connected to the driving mechanism and moves back and forth under the drive of the driving mechanism;

[0011] A locking tongue plate is provided on the support plate and located within the locking tongue hole. The induction switch is located inside the locking tongue plate. The locking tongue plate moves inward under the pressure of the locking tongue to trigger the induction switch to emit the start signal, and moves outward to reset after the pressure disappears.

[0012] The doorframe lock hole device further includes:

[0013] An inner frame is provided inside the locking tongue hole and fixedly connected to the fixing piece;

[0014] The driving mechanism includes:

[0015] A driving motor is fixed on the inner frame;

[0016] A lead screw is connected to the driving motor and the support plate. The lead screw rotates under the drive of the driving motor to drive the support plate to move back and forth.

[0017] The doorframe lock hole device further includes:

[0018] A return spring is provided between the locking tongue plate and the support plate.

[0019] The front end of the locking tongue plate is inclined outward and arranged in the locking tongue hole. The return spring is arranged at the front end of the locking tongue plate and jacks up the front end of the locking tongue plate outward.

[0020] A movement groove is provided on the inner side of the locking tongue plate in the front-back direction. The doorframe lock hole device further includes:

[0021] A support rod is fixed on the support plate. The return spring is arranged in front of the support rod. The support rod includes a rod body fixedly connected to the support plate and a sliding rod arranged on the rod body. The sliding rod is inserted into the movement groove and the locking tongue plate can move back and forth relative to the sliding rod.

[0022] The movement groove includes an opening part and limiting parts arranged on both side surfaces of the opening part. The rod body is inserted into the opening part, and both ends of the sliding rod are inserted into the limiting parts.

[0023] The present utility model also provides a door lock, including a lock body and a locking tongue provided on the lock body. The door lock further includes the above-mentioned doorframe lock hole device.

[0024] The present utility model also provides a door, including a door panel and a doorframe. A door lock is provided on the door panel. The door lock includes a lock body and a locking tongue provided on the lock body. The door further includes the above-mentioned doorframe lock hole device, and the doorframe lock hole device is provided on the doorframe.

[0025] The door frame includes side frames and a boss provided at the front end of the side frames and protruding outward. The fixing piece is fixed on the side frames, and the driving mechanism drives the blocking portion to move forward according to the start signal and abut between the lock tongue and the boss.

[0026] In this utility model, by providing a fixing piece, an induction switch, a blocking portion and a driving mechanism, a lock tongue hole is provided on the fixing piece, the induction switch is arranged in the lock tongue hole, and a start signal is emitted when it senses that the lock tongue is inserted into the lock tongue hole, and a reset signal is emitted after the lock tongue disengages from the lock tongue hole; the blocking portion is arranged at the front end of the lock tongue hole and can move back and forth relative to the lock tongue hole; the driving mechanism is connected to the induction switch and the blocking portion, and the driving mechanism drives the blocking portion to move forward according to the start signal and abut between the lock tongue and the front end of the door frame, and drives the blocking portion to reset according to the reset signal. Thus, after closing the door, the blocking portion can be used to abut between the lock tongue and the front end of the door frame, reducing the possibility of the door panel moving back and forth due to the wind and causing a banging impact. At the same time, the blocking portion is used to block the gap between the door panel and the door frame at the front end of the lock tongue hole, preventing the insertion of cards and having better safety. Description of the Drawings

[0027] The following will describe the present utility model in detail with reference to the embodiments and the drawings, where:

[0028] Figure 1 is a structural diagram of the door frame lock hole device of the present utility model installed on the door frame;

[0029] Figure 2 is a structural diagram of the door frame lock hole device of the present utility model;

[0030] Figure 3 is a structural diagram of the door frame lock hole device of the present utility model from another perspective;

[0031] Figure 4 is a sectional view of the door frame lock hole device of the present utility model;

[0032] Figure 5 is an exploded view of the door frame lock hole device of the present utility model;

[0033] Figure 6 is an exploded view of the door frame lock hole device of the present utility model from another perspective. Detailed Embodiments

[0034] The following further elaborates on the detailed embodiments of the present utility model with reference to the drawings:

[0035] Please refer to Figures 1 to 6 . The door frame lock hole device of the present utility model includes a fixing piece 1, an induction switch 2, a blocking portion 3 and a driving mechanism 4. Among them:

[0036] The fixing plate 1 can be fixed on the door frame 10, and the fixing plate is provided with a lock tongue hole 11. The lock tongue hole is used to match the lock tongue of the door lock, so as to realize the positioning of the door panel and the door frame after closing the door.

[0037] The induction switch 2 is arranged in the lock tongue hole, and sends a start signal when sensing that the lock tongue is inserted into the lock tongue hole, and sends a reset signal after the lock tongue is separated from the lock tongue hole. The induction switch can be a mechanical press switch, a Hall switch, an infrared induction switch, etc. The utility model does not limit the specific type of the induction switch, it only needs to be able to sense that the lock tongue is inserted into the lock tongue hole. In order to reduce costs and simplify the structure, in this specific embodiment, the induction switch is a mechanical press switch. When the mechanical press switch is pressed, a start signal is sent, and when the mechanical press switch is reset, a reset signal is sent.

[0038] The blocking part 3 is arranged at the front end of the lock tongue hole and can move forward and backward relative to the lock tongue hole. The blocking part is mainly used to press against the door frame and the lock tongue, and is placed between the door frame and the door to prevent the lock tongue from being opened directly after a card is inserted.

[0039] The driving mechanism 4 is connected to the induction switch and the blocking part. The driving mechanism drives the blocking part to move forward to a position between the lock tongue and the front end of the door frame according to the start signal, and drives the blocking part to reset according to the reset signal.

[0040] The utility model is provided with a fixing plate, a sensing switch, a blocking part and a driving mechanism, wherein a bolt hole is provided on the fixing plate, the sensing switch is provided in the bolt hole, and a start signal is sent when the bolt is sensed to be inserted into the bolt hole, and a reset signal is sent after the bolt is separated from the bolt hole; the blocking part is provided at the front end of the bolt hole and can move forward and backward relative to the bolt hole; the driving mechanism is connected with the sensing switch and the blocking part, and the driving mechanism drives the blocking part to move forward and against the front end of the bolt and the door frame according to the start signal, and drives the blocking part to reset according to the reset signal. Therefore, after closing the door, the blocking part can be used to be against the front end of the bolt and the door frame, reducing the possibility of banging caused by the front and back movement of the door panel due to wind blowing, and at the same time, the blocking part is used to block the gap between the door panel and the door frame at the front end of the bolt hole, thereby blocking the insertion of the card, and having better safety.

[0041] In this specific embodiment, the door frame lock hole device further includes a support plate 5, a lock tongue plate 6 and an inner frame 7. Wherein:

[0042] The support plate 5 is arranged inside the bolt hole, the induction switch 2 and the blocking part 3 are arranged on the support plate; the support plate is connected to the driving mechanism and moves forward and backward under the driving of the driving mechanism. The induction switch and the blocking part move with the support plate.

[0043] The locking tongue plate 6 is arranged on the support plate and located within the locking tongue hole, and the induction switch is located inside the locking tongue plate; the locking tongue plate moves inward under the pressure of the locking tongue to trigger the induction switch to emit the start signal, and moves outward to reset after the pressure disappears. The locking tongue plate is mainly used to contact the locking tongue and trigger the start signal and the reset signal.

[0044] The inner frame 7 is arranged inside the locking tongue hole and fixedly connected to the fixing piece. The inner frame is mainly used to fix the driving mechanism.

[0045] In this specific embodiment, the driving mechanism 4 adopts a motor screw structure, and the driving mechanism 4 includes a driving motor 41 and a screw rod 42. Among them:

[0046] The driving motor 41 is fixed on the inner frame.

[0047] The screw rod 42 is connected to the driving motor and the support plate, and the screw rod rotates under the drive of the driving motor to drive the support plate to move back and forth. The screw rod 42 is connected to the support plate through a sliding seat, so that the support plate can move back and forth relative to the screw rod.

[0048] In this specific embodiment, the door frame lock hole device further includes a reset spring 8, and the reset spring 8 is arranged between the locking tongue plate and the support plate. The reset spring 8 is mainly used to reset the locking tongue plate, thereby resetting the induction switch.

[0049] In this specific embodiment, the front end of the locking tongue plate 6 is inclined outward and arranged in the locking tongue hole, and the reset spring is arranged at the front end of the locking tongue plate and jacks up the front end of the locking tongue plate outward. This facilitates the insertion of the locking tongue, and at the same time, facilitates the locking tongue plate to trigger the induction switch earlier.

[0050] In this specific embodiment, a movement groove 61 is arranged in the front-rear direction on the inner side of the locking tongue plate 6; the door frame lock hole device further includes a support rod 9. The support rod 9 is fixed on the support plate, the reset spring 8 is arranged in front of the support rod, the support rod 9 includes a rod body 91 fixedly connected to the support plate and a sliding rod 92 arranged on the rod body, the sliding rod 92 is inserted into the movement groove and the locking tongue plate can move back and forth relative to the sliding rod. Under normal conditions, due to the action of the reset spring, the front end of the locking tongue plate is tilted upwards. When the locking tongue plate is pressed by pressure, the front end of the locking tongue plate moves inward, and at the same time, the rear end of the locking tongue plate moves backward along the sliding rod.

[0051] Of course, the locking tongue plate can also adopt a hinged structure, that is, the rear end of the locking tongue plate is hinged to the support plate, and the front end is tilted upwards under the action of the spring.

[0052] In this specific embodiment, the movement groove 61 includes an opening portion 611 and limiting portions 612 provided on two sides of the opening portion, the rod body is inserted into the opening portion, and both ends of the sliding rod are inserted into the limiting portions.

[0053] The door frame lock hole device of the utility model can be applied to a door lock. In this case, the door lock comprises a lock body and a lock tongue arranged on the lock body, and the door lock also comprises the door frame lock hole device.

[0054] The door frame lock hole device of the utility model can also be applied to a door, in which case the door comprises a door panel and a door frame 10, wherein the door panel is provided with a door lock, wherein the door lock comprises a lock body and a lock tongue arranged on the lock body, and the door further comprises the door frame lock hole device, wherein the door frame lock hole device is arranged on the door frame.

[0055] The door frame 10 includes a side frame 101 and a boss 102 disposed at the front end of the side frame and protruding outward, the fixing plate 1 is fixed on the side frame, and the driving mechanism drives the blocking portion 3 to move forward and against between the locking tongue and the boss according to the starting signal.

[0056] The utility model is provided with a fixing plate, a sensing switch, a blocking part and a driving mechanism, wherein a bolt hole is provided on the fixing plate, the sensing switch is provided in the bolt hole, and a start signal is sent when the bolt is sensed to be inserted into the bolt hole, and a reset signal is sent after the bolt is separated from the bolt hole; the blocking part is provided at the front end of the bolt hole and can move forward and backward relative to the bolt hole; the driving mechanism is connected with the sensing switch and the blocking part, and the driving mechanism drives the blocking part to move forward and against the front end of the bolt and the door frame according to the start signal, and drives the blocking part to reset according to the reset signal. Therefore, after closing the door, the blocking part can be used to be against the front end of the bolt and the door frame, reducing the possibility of banging caused by the front and back movement of the door panel due to wind blowing, and at the same time, the blocking part is used to block the gap between the door panel and the door frame at the front end of the bolt hole, thereby blocking the insertion of the card, and having better safety.

[0057] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A door frame lock hole device, comprising a fixing plate that can be fixed to a door frame, wherein a lock bolt hole is provided on the fixing plate, wherein: The door frame lock hole device also includes: A sensor switch is disposed in the bolt hole and sends a start signal when it senses that the bolt is inserted into the bolt hole, and sends a reset signal when the bolt is separated from the bolt hole; A blocking portion, which is disposed at the front end of the lock tongue hole and can move forward and backward relative to the lock tongue hole; A driving mechanism is connected to the sensing switch and the blocking part. The driving mechanism drives the blocking part to move forward to abut between the lock tongue and the front end of the door frame according to the start signal, and drives the blocking part to reset according to the reset signal.

2. The door frame lock hole device according to claim 1, characterized in that: The door frame lock hole device also includes: A support plate, which is arranged on the inner side of the bolt hole, and the sensing switch and the blocking part are arranged on the support plate; the support plate is connected to the driving mechanism and moves forward and backward under the driving of the driving mechanism; A lock tongue plate is arranged on the support plate and located in the lock tongue hole, and the induction switch is located on the inner side of the lock tongue plate; the lock tongue plate moves inward under the pressure of the lock tongue to trigger the induction switch to send the start signal, and moves outward to reset after the pressure disappears.

3. The door frame lock hole device according to claim 2, characterized in that: The door frame lock hole device also includes: An inner frame, which is arranged on the inner side of the lock tongue hole and is fixedly connected to the fixing plate; The driving mechanism comprises: A driving motor, which is fixed on the inner frame; A screw rod is connected to the driving motor and the support plate. The screw rod is driven by the driving motor to rotate and drive the support plate to move forward and backward.

4. The door frame lock hole device according to claim 2, characterized in that: The door frame lock hole device also includes: A return spring is arranged between the locking tongue plate and the supporting plate.

5. The door frame lock hole device according to claim 4, characterized in that: The front end of the locking tongue plate is arranged in the locking tongue hole in an inclined manner toward the outside, and the return spring is arranged at the front end of the locking tongue plate and pushes the front end of the locking tongue plate toward the outside.

6. The door frame lock hole device according to claim 5, characterized in that: The inner side of the lock tongue plate is provided with a movement groove arranged in the front-back direction; the door frame lock hole device also includes: A support rod is fixed on the support plate, the return spring is arranged in front of the support rod, the support rod includes a rod body fixedly connected to the support plate and a sliding rod arranged on the rod body, the sliding rod is inserted into the movement groove and the lock tongue plate can move forward and backward relative to the sliding rod.

7. The door frame lock hole device according to claim 6, characterized in that: The movement groove comprises an opening and limiting parts arranged on two sides of the opening, the rod body is inserted into the opening, and both ends of the sliding rod are inserted into the limiting parts.

8. A door lock, comprising a lock body and a lock tongue arranged on the lock body, characterized in that: The door lock also includes a door frame lock hole device as described in any one of claims 1 to 7.

9. A door, comprising a door panel and a door frame, wherein the door panel is provided with a door lock, wherein the door lock comprises a lock body and a lock tongue provided on the lock body, wherein: The door further comprises a door frame lock hole device according to any one of claims 1 to 7, wherein the door frame lock hole device is arranged on the door frame.

10. The door according to claim 9, characterized in that: The door frame includes a side frame and a boss which is arranged at the front end of the side frame and protrudes outwards, the fixing plate is fixed on the side frame, and the driving mechanism drives the blocking part to move forward and abut between the locking tongue and the boss according to the starting signal.

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