CN222207511U

CN222207511U - Device for realizing door external quick back locking function

Info

Publication number: CN222207511U
Application number: CN202420837684.XU
Authority: CN
Inventors: 刘正转
Original assignee: Pangang Group Panzhihua Steel and Vanadium Co Ltd
Current assignee: Pangang Group Panzhihua Steel and Vanadium Co Ltd
Priority date: 2024-04-22
Filing date: 2024-04-22
Publication date: 2024-12-20
Anticipated expiration: 2034-04-22

Abstract

The utility model provides a device for realizing a door external quick back-locking function, which comprises a door lock outer shell, a door lock body, a door lock inner shell, a door external pressing knob, a spring, a unidirectional rotation ratchet wheel, a rotating shaft, a rotating mechanism, a back-locking slot, a door internal back-locking knob and a door internal back-locking transmission steel bar, wherein the door external pressing knob is connected with the door external rotating mechanism through the spring and the rotating shaft, the unidirectional rotation ratchet wheel is arranged on the rotating shaft, and the door internal back-locking button at one side of the door is connected with the rotating mechanism with a gear through the back-locking transmission steel bar.

Description

Device for realizing door external quick back locking function

Technical Field

The utility model relates to the field of mechanical anti-theft door locks, in particular to a device for realizing a rapid back locking function outside a door.

Background

In the present-day residential security environment, the widespread use of internal opening access doors has raised a great deal of concern for their security. Investigation has shown that most household gates are of this type and their design is initially intended to facilitate opening and closing, but it is the actual situation that such gates tend to be frustrated in facing technical unlocking due to certain drawbacks.

Many households are beginning to choose stronger out-opening access doors, or intelligent door locks equipped with advanced locks and alarms, for enhanced security. However, even these high-tech products cannot completely stop burglary. The most effective method for solving the problem is to lock the door after closing the door, the indoor back lock is easy, the outdoor back lock can be realized by a key, and each time the door is taken out, the resident needs to take account of the procedures of pressing an elevator, finding the key, picking the key, inserting the key, turning the key, locking the door reversely, pulling the key and the like, the procedures are more and complicated, and the potential safety hazard can occur when one procedure is problematic.

Disclosure of Invention

According to the problems of the conventional door lock in the use process, the device for realizing the rapid back locking function outside the door is provided. According to the utility model, the rotating mechanism with gears at two sides is contacted and rotated by pressing the knob, so that the door can be locked by simply pressing the door lock at one time, the flow is simplified, and the time is saved.

The utility model adopts the following technical means:

A device for realizing the rapid back locking function outside a door comprises a door lock outer shell, a door lock body, a door lock inner shell, a door outer pressing knob, a spring, a unidirectional rotation ratchet wheel, a rotating shaft, a rotating mechanism, a back locking slot, a door inner back locking knob and a door inner back locking transmission steel bar;

the door outer pressing knob is connected with one side of the rotating mechanism through the spring and the rotating shaft, the unidirectional rotating ratchet wheel is installed on the rotating shaft, and the door inner locking button is connected with the rotating mechanism with the gear through the locking transmission steel bar.

Further, the unidirectional rotation ratchet wheel can only rotate forward and can not rotate reversely.

Further, the rotating mechanisms with gears on the two sides can only rotate in contact through the external pressing knob or the internal locking knob.

Further, the door is internally locked by the back lock button or key.

Further, the door is externally locked by the door external pressing knob.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. Compared with the common single-door, double-door and single-door and double-door locks, the device for realizing the rapid locking function outside the door provided by the invention has the rapid locking function which is not realized outdoors without a key.

2. Compared with an automatic back-locking lock body, the device for realizing the rapid back-locking function outside the door provided by the invention has the advantages that the device has no selectivity as long as the door is opened and closed, and the device can be more flexible in a scene without back locking.

3. The device for realizing the rapid back locking function outside the door provided by the invention can only realize back locking but not release back locking outside the door through the knob, and does not bring potential safety hazard.

4. The device for realizing the rapid back locking function outside the door provided by the invention has no contact with the original lock body under normal conditions, and even if the device is damaged, the back locking function of one key can be disabled, and other functions of the lock body can not be influenced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic view of a device for implementing a door outer quick lock function according to the present utility model;

FIG. 2 is a schematic view of a device lock body for realizing a door outer quick back locking function according to the present utility model;

FIG. 3 is a schematic view of the inner casing of the door lock for realizing the rapid back locking function of the outside of the door according to the present utility model;

Fig. 4 is a schematic diagram of the structure of an outer casing of a door lock of the device for realizing the rapid back locking function outside the door according to the present utility model.

1, A door lock outer shell; the door lock comprises a door lock body, a door lock inner shell, a door outer pressing knob, a spring, a unidirectional rotation ratchet, a rotating shaft, a door outer rotating mechanism, a door inner rotating mechanism, a door counter-locking slot, a door counter-locking button and a door inner counter-locking transmission steel bar.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be clear that the dimensions of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and these azimuth terms do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of the present utility model in that the azimuth terms "inside and outside" refer to inside and outside with respect to the outline of each component itself.

Spatially relative terms, such as "above," "upper" and "upper surface," "above" and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the process is carried out, the exemplary term "above" may be included. Upper and lower. Two orientations below. The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 4, the present utility model provides a device for realizing a rapid door external locking function, comprising a door lock outer shell 1, a door lock body 2, a door lock inner shell 3, a door external pressing knob 4, a spring 5, a unidirectional rotation ratchet 6, a rotating shaft 7, a rotating mechanism, a locking slot 10, a door internal locking knob 11 and a door internal locking transmission steel bar 12;

The door outer pressing knob 4 is connected with one side of a rotating mechanism through the spring 5 and the rotating shaft 7, the unidirectional rotating ratchet wheel is arranged on the rotating shaft, and the door inner locking button 10 is connected with the rotating mechanism with a gear through the locking transmission steel bar 12 on one side in the door.

Further, the door outer pressing knob 4 and the door inner locking knob 11 are protruded out of the door outer shell 1 and the door inner door lock shell 3, the integral structure of the lock body is located between the door outer shell 1 and the door inner shell 3, the door outer pressing knob 4 is connected with the unidirectional ratchet 6 and the rotating shaft 7 through the spring 5, the tail end of the rotating shaft 7 is provided with the rotating mechanism 8 with the gear on the outer side of the door, the rotating mechanism 8 with the gear on the outer side of the door is contacted and rotated with the rotating mechanism 9 with the gear on the inner side of the door through pressing the rotating door outer pressing knob 4, the door outer locking function is achieved by driving the locking slot 10 to rotate, the door inner locking button 11 is connected with the locking slot 10 through the door inner locking transmission steel bar 12, and the door inner locking slot 10 is driven by rotating the door inner locking knob 11 to achieve door inner locking.

Further, the door inner lock button 11 is rotated counterclockwise or turned by a key by using the door inner knob 11 or by using the key, and at this time, the door outer turning mechanism 8 and the door inner turning mechanism 9 are not contacted due to the action of the spring 5, so that the function can be normally realized.

Further, the door inner counter lock knob is unlocked by a key, the door inner counter lock button 11 is rotated clockwise or turned by a key, at this time, the door outer side rotating mechanism 8 and the door inner side rotating mechanism 9 are not contacted due to the action of the spring 5, the function can be normally realized, the door outer side key is used for counter locking or unlocking, at this time, the door outer side rotating mechanism 8 and the door inner side rotating mechanism 9 are not contacted due to the action of the spring 5, the normal operation is realized, and the function can be normally realized.

Further, the door outer knob is used for back locking, the spring 5 is compressed when the door outer pressing knob 4 is pressed, so that the gear parts of the door outer rotating mechanism 8 and the door inner rotating mechanism 9 are contacted and meshed, then the door outer pressing knob 4 is rotated clockwise, the door inner rotating mechanism 9 can be driven, the back locking slot 10, the door inner back locking button 11 and the door inner back locking transmission steel bar 12 are driven to rotate together, the door outer back locking function is achieved, the knob is not rotated after rotating in place, the back locking purpose can be achieved by releasing the door outer pressing knob 4, the spring rebounds to pull the door outer rotating mechanism 8 and the door inner rotating mechanism 9 open, and if the door outer rotating mechanism 8 and the door inner rotating mechanism 9 are not rotated in place at one time, the action can be repeated until the door outer back locking function is achieved.

Further, the unidirectional rotation ratchet 6 can only rotate forward and can not rotate reversely.

Further, the rotating mechanisms with gears on the two sides can only rotate in a contact way through the external pressing knob 4 or the internal locking knob contact 11.

Further, the door is internally locked by the back lock button or key.

Further, the door is externally locked by the door external pressing knob.

It should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and not for limiting the same, and although the present utility model has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the technical solution described in the above-mentioned embodiments may be modified or some or all of the technical features may be equivalently replaced, and these modifications or substitutions do not deviate from the essence of the corresponding technical solution from the scope of the technical solution of the embodiment of the present utility model.

Claims

1. The device for realizing the rapid back locking function outside the door is characterized by comprising a door lock outer shell, a door lock body, a door lock inner shell, a door outer pressing knob, a spring, a unidirectional rotation ratchet wheel, a rotating shaft, a rotating mechanism, a back locking slot, a door inner back locking knob and a door inner back locking transmission steel bar;

The door outer pressing knob is connected with the door outer side rotating mechanism through the spring and the rotating shaft, the unidirectional rotating ratchet wheel is installed on the rotating shaft, and the door inner side inner locking button is connected with the rotating mechanism with the gear through the back locking transmission steel bar.

2. The device for realizing the rapid back-locking function outside a door according to claim 1, wherein the unidirectional rotation ratchet wheel can only rotate in the forward direction and can not rotate in the reverse direction.

3. The device for realizing the rapid back-locking function outside a door according to claim 2, wherein the rotating mechanisms with gears on two sides can only rotate in contact with the pressing knob outside the door or the back-locking knob inside the door.

4. A device for realizing a quick lock-back function outside a door according to claim 3, wherein the lock-back is realized by the lock-back button or key inside the door.

5. The device for realizing the door outer quick back-locking function according to claim 4, wherein the door outer is locked by the door outer pressing knob.