CN113903129B

CN113903129B - Doorbell

Info

Publication number: CN113903129B
Application number: CN202111277616.XA
Authority: CN
Inventors: 杨尚华
Original assignee: Shanghai Chuanggong Telecom Technology Co Ltd
Current assignee: Shanghai Chuanggong Telecom Technology Co Ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2023-08-22
Anticipated expiration: 2041-10-29
Also published as: CN113903129A

Abstract

The application provides a doorbell, which comprises a doorbell component and a mounting bracket for bearing the doorbell component, wherein one end of the doorbell component is connected with the mounting bracket in a clamping way, and the other end of the doorbell component is provided with a telescopic latch. The lock bolt can extend out of the doorbell assembly and penetrate through the mounting bracket so that the doorbell assembly is connected with the mounting bracket, and meanwhile, the lock bolt can also retract inwards towards the doorbell assembly so that the doorbell assembly is separated from the mounting bracket. The doorbell assembly can be installed and disassembled quickly, the doorbell assembly is reliable in structure, simple to operate and convenient and fast, time consumption and operation difficulty in installing and disassembling the doorbell assembly are greatly reduced, great convenience is provided for use of a user, and use experience of the user is effectively improved.

Description

Doorbell

Technical Field

The application relates to the technical field of household equipment, in particular to a doorbell.

Background

Along with the continuous development and update of intelligent house, intelligent doorbell walks into more and more families, and it is the doorbell of internet connection, and it can be automatic shoot, face identification, whenever and wherever, as long as open intelligent doorbell's client on cell-phone or other electronic equipment, just can master the condition of family's peripheral environment at any time, has brought very big convenience and safety guarantee for people's life.

At present, the intelligent doorbell needs to be installed on a wall or a door in the using process so as to be convenient for monitoring the surrounding environment of a family door. The intelligent doorbell generally needs to be detached from the installation position regularly to charge, or when people go out for a long time, the intelligent doorbell can be detached to prevent losing. Therefore, the intelligent doorbell is mostly fixed on a wall or a door in a screw fixing mode, and the intelligent doorbell is installed and disassembled through the installation and disassembly of screws.

However, through the mode of screw fixation, it is comparatively loaded down with trivial details to install or dismantle the doorbell, brings more inconvenience for the user, is difficult to realize the quick installation and the dismantlement of doorbell, influences the use experience.

Disclosure of Invention

The application provides a doorbell to solve the problems that the existing doorbell is fixed through screws and the like, the doorbell is complicated to install or detach, and the doorbell is difficult to install and detach quickly.

The application provides a doorbell, comprising: the doorbell assembly and the mounting bracket are used for bearing the doorbell assembly;

one end of the doorbell component is connected with the mounting bracket in a clamping way, and the other end of the doorbell component is provided with a telescopic latch;

the lock latch can extend out of the doorbell assembly and penetrate through the mounting bracket so that the doorbell assembly is connected with the mounting bracket;

the latch is retractable inwardly toward the doorbell assembly to disengage the doorbell assembly from the mounting bracket.

Through making doorbell subassembly's one end with the mode of joint with the installing support connection, doorbell subassembly's the other end passes through telescopic hasp and installing support connection, can realize doorbell subassembly quick installation and dismantlement, its reliable structure, easy operation and convenient and fast, greatly reduced installation and dismantlement doorbell subassembly consuming time and the operation degree of difficulty, provided very big convenience for user's use, effectively promoted user's use experience.

In one possible implementation, the doorbell assembly comprises a front housing and a rear housing, the rear housing comprising a first bottom wall and a first side wall, the first bottom wall and the first side wall enclosing a first accommodation cavity;

the door bell assembly is characterized in that a first limiting groove is formed in the first side wall, and the lock bolt is located in the first accommodating cavity and extends out of the door bell assembly or contracts into the door bell assembly through the first limiting groove.

In one possible implementation, the mounting bracket includes a second bottom wall and a second side wall, the second bottom wall and the second side wall enclosing a second receiving cavity for receiving the doorbell assembly;

the second side wall is provided with a second limit groove, when the doorbell component is connected with the mounting bracket, the second limit groove is opposite to the first limit groove, and the latch passes through the second limit groove and is arranged on the mounting bracket in a penetrating way.

In one possible implementation, the doorbell assembly further comprises a spring member;

be provided with the barrier on the first diapire, spring one end with the hasp butt, the spring other end butt is in on the barrier, the hasp passes through the spring is scalable to be set up on the doorbell subassembly.

In one possible implementation, the latch has a receiving cavity therein, the blocking member extends into the receiving cavity, and the spring member is disposed in the receiving cavity.

In one possible implementation manner, the latch is provided with a limit guide rail, and the limit guide rail extends along the telescopic direction of the latch;

and a limiting piece matched with the limiting guide rail is arranged on the first bottom wall, and the limiting piece slides along the limiting guide rail.

In one possible implementation, the doorbell assembly further comprises a latch bracket fixed to the first bottom wall, and the latch bracket and the rear housing together form a closed cavity, the latch being located within the closed cavity;

a seal is also included, the seal being located between the latch bracket and the rear housing.

In one possible implementation manner, the outer wall of one end of the doorbell component is provided with a clamping groove, the inner wall of the mounting bracket is provided with a convex clamping piece, and the doorbell component is connected with the mounting bracket through the clamping piece and the matching clamping of the clamping groove.

In one possible implementation manner, a first toothed structure is arranged on the outer wall of the doorbell assembly, a second toothed structure is arranged on the inner wall of the mounting bracket, and the first toothed structure is engaged with the second toothed structure.

In one possible implementation, the door latch further includes an unlocking member for jacking the door latch to retract the door latch toward the doorbell assembly.

Drawings

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

Fig. 1 is a schematic structural diagram of a doorbell according to an embodiment of the present application;

fig. 2 is an exploded view of a doorbell assembly and a mounting bracket according to an embodiment of the present application;

fig. 3 is a schematic diagram of an assembly mode of a doorbell assembly and a mounting bracket according to an embodiment of the present application;

fig. 4 is an exploded schematic view of a doorbell according to an embodiment of the present application;

FIG. 5 is a schematic diagram illustrating an assembly of a latch and a rear housing according to an embodiment of the present application;

FIG. 6 is a schematic view of a cross-sectional partial structure of a latch and doorbell assembly and mounting bracket assembly according to an embodiment of the present application;

FIG. 7 is an enlarged view of area E of FIG. 5;

FIG. 8 is a schematic view of a latch according to an embodiment of the present application;

FIG. 9 is a schematic view of a latch facing the rear housing side according to an embodiment of the present application;

fig. 10 is a schematic view illustrating an internal structure of a rear housing according to an embodiment of the present application;

FIG. 11 is an enlarged view of area A of FIG. 10;

FIG. 12 is an exploded view of a latch bracket and rear housing according to an embodiment of the present application;

FIG. 13 is a schematic view illustrating an assembly of a latch bracket with a rear housing according to an embodiment of the present application;

FIG. 14 is a schematic view of a latch bracket according to an embodiment of the present application;

fig. 15 is a schematic structural diagram of an unlocking member according to an embodiment of the present application;

fig. 16 is a schematic structural view of a side of a rear housing facing a mounting bracket according to an embodiment of the present application;

FIG. 17 is a schematic structural view of a mounting bracket according to an embodiment of the present application;

FIG. 18 is a cross-sectional view of a mounting bracket assembled with a rear housing according to an embodiment of the present application;

FIG. 19 is an enlarged view of area D of FIG. 18;

FIG. 20 is an enlarged view of region C of FIG. 16;

FIG. 21 is an enlarged view of region B of FIG. 17;

fig. 22 is an assembly schematic diagram of a first tooth structure and a second tooth structure according to an embodiment of the application.

Reference numerals illustrate:

100-doorbell; a 10-doorbell assembly; 11-a latch;

111-a first limit part; 112-a receiving cavity; 113-a limit rail;

1131-a first guide; 1132-a second guide; 1133-guide slots;

114-a mounting base; 12-a front housing; 13-a rear housing;

131-a first bottom wall; 1311-a barrier; 1312-a limiting member;

1313-a second stop; 1314-mounting posts; 132-a first sidewall;

1321-a first limit groove; 1322-flanging structure; 1323-support;

133-a first accommodation chamber; 134-a clamping groove; 135-first tooth structure;

14-spring elements; 15-a latch bracket; 151-mounting part;

152-a second mounting hole; 153-a third limit part; 154-a fourth limit part;

16-a seal; 17-a second fastener; 20-mounting a bracket;

21-a second bottom wall; 22-a second sidewall; 221-a second limit groove;

23-a second accommodation chamber; 24-a first mounting hole; 25-clamping piece;

26-a second toothed structure; 30-unlocking piece; 31-an ejector;

32-an operation part; 40-first fastener.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Fig. 1 is a schematic structural diagram of a doorbell provided by an embodiment of the present application, fig. 2 is an exploded schematic diagram of a doorbell assembly and a mounting bracket provided by an embodiment of the present application, and fig. 3 is a schematic diagram of an assembly mode of a doorbell assembly and a mounting bracket provided by an embodiment of the present application.

An embodiment of the present application provides a doorbell 100, as shown in fig. 1, including a doorbell assembly 10 and a mounting bracket 20, wherein the mounting bracket 20 is used for carrying the doorbell assembly 10, and the doorbell assembly 10 is mounted on the mounting bracket 20. The mounting bracket 20 may be fixed at a mounting location where the doorbell 100 is to be mounted, for example, the mounting bracket 20 may be mounted on a wall or door, etc., and the doorbell assembly 10 is provided on the mounting bracket 20, thereby achieving the mounting of the doorbell 100.

The mounting bracket 20 may be disposed at the mounting position by means of adhesion, clamping, screw fixation, or the like. For example, referring to fig. 2, the mounting bracket 20 may be fixed by a screw, and specifically, the mounting bracket may be provided with a first mounting hole 24, the doorbell 100 may further include a first fastener 40, and the mounting bracket 20 may be fixed in a mounting position by matching the first fastener 40 with the first mounting hole 24.

The first fastener 40 may be a structural member having threads on an outer wall, such as a screw, bolt, pin, or the like. The number of first mounting holes 24 may be one, or the number of first mounting holes 24 may be plural, for example, as shown in fig. 2, the number of first mounting holes 24 may be 3. Accordingly, the number of first fasteners 40 corresponds to the number of first mounting holes 24.

The doorbell 100 may further include a camera, a fingerprint module, a sensor, a circuit board, and other electronic devices, where the electronic devices or other structures included in the doorbell 100 may be disposed in the doorbell assembly 10, and the doorbell 100 may be charged when needed, or only the doorbell assembly 10 may be detached when the doorbell 100 is detached for preventing loss.

Specifically, one end of the doorbell assembly 10 may be connected to the mounting bracket 20 in a clamping manner, as shown in fig. 2, the other end of the doorbell assembly 10 may be provided with a retractable latch 11, that is, the latch 11 may extend out of the doorbell assembly 10, or the latch 11 may also retract into the doorbell assembly 10.

When the latch 11 extends out of the doorbell assembly 10, the latch 11 may be disposed on the mounting bracket 20, so that the other end of the doorbell assembly 10 can be connected with the mounting bracket 20 through the latch 11. When the doorbell assembly 10 and the mounting bracket 20 are required to be separated, the latch 11 can be retracted inwards towards the doorbell assembly 10, and the latch 11 is separated from the mounting bracket 20, so that the doorbell assembly 10 is separated from the mounting bracket 20, and the other end of the doorbell assembly 10 can be detached from the mounting bracket.

Thus, when installing the doorbell 100, the installing support 20 can be fixed at the installing position, one end of the doorbell assembly 10 is connected with the installing support 20 in a clamping manner, as shown in fig. 3, one end of the doorbell assembly 10 can be connected with the installing support 20 in a clamping manner, meanwhile, the other end of the doorbell assembly 10 is pushed into the installing support 20, the latch 11 at the other end extends out of the doorbell assembly 10 and is penetrated on the installing support 20, and thus the doorbell assembly 10 is fixed on the installing support 20.

When the doorbell assembly 10 needs to be disassembled, the latch 11 is retracted toward the doorbell assembly 10, the latch 11 is separated from the mounting bracket 20, the other end of the doorbell assembly 10 is moved away from the mounting bracket, and the other end of the doorbell assembly 10 is separated from the mounting bracket 20. And the one end of doorbell subassembly 10 is connected with installing support 20 with the mode of joint, and after doorbell subassembly 10 other end and installing support separation, the one end of doorbell subassembly 10 just can separate with installing support 20 and relieve the joint relation to make doorbell subassembly 10 whole and installing support 20 separation, accomplish the dismantlement of doorbell subassembly 10.

Through making doorbell subassembly 10's one end be connected with installing support 20 with the mode of joint, the other end is connected with installing support 20 through telescopic hasp 11, realization doorbell subassembly 10 that can be quick installs and dismantles, its reliable structure, easy operation and convenient and fast, greatly reduced installation and dismantlement doorbell subassembly 10 consuming time and the operation degree of difficulty, provided very big convenience for user's use, effectively promoted user's use experience.

Fig. 4 is an exploded schematic view of a doorbell according to an embodiment of the present application, fig. 5 is an assembled schematic view of a latch and a rear housing according to an embodiment of the present application, and fig. 6 is a schematic sectional partial structure of an assembled latch and doorbell assembly and a mounting bracket according to an embodiment of the present application.

Referring to fig. 4, the doorbell assembly 10 includes a front housing 12 and a rear housing 13, wherein the front housing 12 is covered on the rear housing 13 (as shown in fig. 2), the rear housing 13 includes a first bottom wall 131 and a first side wall 132, the first side wall 132 is enclosed on the first bottom wall 131, the first bottom wall 131 and the first side wall 132 enclose to form a first accommodating cavity 133, and the latch 11 is located in the first accommodating cavity 133.

In addition, the electronic devices such as the camera and the fingerprint module, and other structures included in the doorbell 100 may also be disposed in the first accommodating cavity 133.

The mounting bracket 20 includes a second bottom wall 21 and a second side wall 22, and the second side wall 22 and the second bottom wall 21 enclose a second accommodating cavity 23, where the second accommodating cavity 23 is used for accommodating the doorbell assembly 10. When installing doorbell 100, can set up doorbell subassembly 10 in second accommodation chamber 23, second accommodation chamber 23 that second diapire 21 and second lateral wall 22 enclose can provide more comprehensive protection to doorbell subassembly 10, can reduce or avoid entering doorbell subassembly 10 such as water, dust or spot in, reduce or avoid the spot to produce adverse effect to doorbell subassembly 10, can effectively improve doorbell 100's life.

The latch 11 may be provided with a protruding first limiting portion 111, and a first limiting groove 1321 is formed in the first sidewall 132 of the rear housing 13. The latch 11 may extend out of the rear housing 13, i.e., out of the doorbell assembly 10, through the first limiting slot 1321, so that the latch 11 may be threaded on the mounting bracket 20, thereby implementing connection between the doorbell assembly 10 and the mounting bracket 20. Alternatively, the latch 11 may be retracted into the rear housing 13, i.e., into the doorbell assembly 10, through the first limit slot 1321 to disengage the doorbell assembly 10 from the mounting bracket 20.

Specifically, referring to fig. 5 and 6, the first limiting portion 111 is matched with the first limiting groove 1321, the first limiting portion 111 may extend out of the rear housing 13, that is, the doorbell assembly 10 through the first limiting groove 1321, and the first limiting portion 111 may also retract into the rear housing 13, that is, the doorbell assembly 10 through the first limiting groove 1321, so as to implement the extension and retraction of the latch 11 on the doorbell assembly 10.

The first limiting portion 111 and the first limiting groove 1321 may be in clearance fit, so that the first limiting portion 111 can freely extend into or retract from the first limiting groove 1321, flexibility of the first limiting portion 111 in the first limiting groove 1321 in stretching is improved, and use experience of a user is improved.

The second side wall 22 is provided with a second limiting groove 221, as shown in fig. 6, when the doorbell assembly 10 is connected with the mounting bracket 20, the second limiting groove 221 is opposite to the first limiting groove 1321, and the latch 11 can be penetrated on the mounting bracket 20 through the second limiting groove 221. That is, when the doorbell assembly 10 is connected to the mounting bracket 20, the first limiting portion 111 on the latch 11 can extend from the first limiting groove 1321 to the outside of the doorbell assembly 10 and extend into the second limiting groove 221, so that the other end of the doorbell assembly 10 is connected to the mounting bracket 20.

When the first limiting part 111 on the latch 11 is retracted from the second limiting groove 221, that is, the first limiting part 111 is withdrawn from the second limiting groove 221, the first limiting part 111 and the second limiting groove 221 have no clamping limiting function, and the other end of the doorbell assembly 10 can be separated from the mounting bracket 20, so that the doorbell assembly 10 is disassembled.

The first limiting part 111 on the latch 11 stretches into and contracts in the first limiting groove 1321 and the second limiting groove 221, so that the connection and separation of the other end of the doorbell assembly 10 and the mounting bracket 20 can be realized quickly and effectively, the structure is simple, the feasibility is high, and the reliability and the stability of the connection and separation between the doorbell assembly 10 and the mounting bracket 20 can be effectively improved.

The number of the first limiting parts 111 may be one, or may be two or more, for example, two protruding limiting parts 111 may be provided on the latch. Accordingly, the number of the first limiting grooves 1321 and the second limiting grooves 221 may be one, or may be two or more, and the number of the first limiting grooves 1321 and the second limiting grooves 221 should correspond to the number of the first limiting portions 111.

The size of the second limiting groove 221 should be matched with the size of the first limiting portion 111, that is, the second limiting groove 221 is in clearance fit with the first limiting portion 111, so that the first limiting portion 111 can easily extend into or retract from the second limiting groove 221. Thereby effectively improving the flexibility of the first limiting part 111 stretching in the second limiting groove 221, and further improving the use experience of the user.

Fig. 7 is an enlarged view of a region E in fig. 5, fig. 8 is a schematic structural view of a latch facing away from a rear housing according to an embodiment of the present application, fig. 9 is a schematic structural view of a latch facing toward a rear housing according to an embodiment of the present application, fig. 10 is a schematic structural view of a rear housing according to an embodiment of the present application, and fig. 11 is an enlarged view of a region a in fig. 10.

In the embodiment of the present application, referring to fig. 7, the doorbell assembly 10 further includes a spring member 14, a blocking member 1311 is disposed on the first bottom wall 131 of the rear housing 13, one end of the spring member 14 abuts against the latch 11, the other end abuts against the blocking member 1311, and the latch 11 is telescopically disposed on the doorbell assembly 10 through the spring member 14.

Specifically, in the process that the doorbell assembly 10 is connected with the mounting bracket 20, when one end of the doorbell assembly 10 is clamped with the mounting bracket 20, the other end of the doorbell assembly 10 is pushed into the mounting bracket 20 to align the latch 11 with the second limiting groove 221, and the second side wall 22 of the mounting bracket 20 abuts against the latch 11 to compress the spring member 14. When the latch 11 is aligned with the second limiting groove 221, the resilient force of the spring member 14 makes the first limiting portion 111 of the latch 14 pass through the second limiting groove 221, so as to connect the doorbell assembly 10 and the mounting bracket 20.

When the doorbell assembly 10 needs to be disassembled, the first limiting part 111 of the extrusion latch is jacked up to compress the spring piece 14, and the latch 11 can be separated from the second limiting groove 221 by pulling the other end of the doorbell assembly 10, so that the doorbell assembly 10 is disassembled from the mounting bracket 20.

The telescopic movement of the latch 11 is realized through the spring member 14, so that the door bell 100 is simple in structure and low in cost, and the cost of the door bell 100 can be effectively reduced. Moreover, the spring member 14 has a stable elastic effect, is not easy to fail, has high feasibility, and can effectively improve the reliability and stability of the doorbell assembly 10 which is quickly installed and removed.

Referring to fig. 7 and 8, there is a receiving cavity 112 in the latch 11, the spring member 14 may be positioned in the receiving cavity 112, and the blocking member 1311 may extend into the receiving cavity 112. One end butt of spring 14 is on holding the inner wall of chamber 112, and the other end and stopper 1311 butt are located through making spring 14 hold chamber 112, can reduce the occupation space of spring 14 in doorbell subassembly 10, helps improving the rational layout of first accommodation chamber 133 inner space to effective first accommodation chamber 133 inner space's utilization ratio.

Referring to fig. 8 and 9, an installation seat 114 may be disposed in the accommodating cavity 112, the spring member 14 may be sleeved on the installation seat 114, and the installation seat 114 on one hand plays a role of fixing the spring member 14, so as to reduce or avoid the spring member 14 from falling off from the accommodating cavity, prevent the scalability failure of the latch 11 due to the falling off of the spring member 14, improve the reliability and stability of the scalability of the latch 11, and promote the feasibility of quick installation and disassembly of the doorbell 100.

The mount 114 on the other hand can play a guiding role in the extension and retraction of the spring member 14, so as to ensure that the latch can smoothly extend out of the doorbell assembly 10 or retract into the doorbell assembly 10 under the action of the spring member 14, and improve the stability and smoothness of extension and retraction of the latch 11 on the doorbell assembly 10.

With continued reference to fig. 9, a limit rail 113 is further disposed on the latch 11, the limit rail 113 extends along the telescopic direction of the latch 11, and, as shown in fig. 10, a limit piece 1312 is disposed on the first bottom wall 131 and cooperates with the limit rail 113, and when the latch 11 is telescopic, the limit piece 1312 can slide along the limit rail 113.

Specifically, the limit rail 113 may be a guide groove, specifically, for example, a first guide body 1131 and a second guide body 1132 may be disposed on the latch 11, and a guide groove is formed between the first guide body 1131 and the second guide body 1132, so as to form the limit rail 113, and the limit piece 1312 may slide in the limit rail 113. Therefore, when the latch 11 moves in a telescopic manner, the latch 11 can move more smoothly and stably in the telescopic process through the cooperation of the limit guide rail 113 and the limit piece 1312, the latch 11 can be effectively prevented from shifting, the situation that the latch 11 is blocked due to the shifting of the latch 11 is avoided, and the telescopic stability and smoothness of the latch 11 on the doorbell assembly 10 are further improved.

The number of the limit rails 113 may be one, or may be two or more, for example, two limit rails 113 may be provided on the latch. Accordingly, the number of the stoppers 1312 may be one, or two or more. The number of the stopper 1312 should correspond to the number of the stopper rails 113.

In the embodiment of the present application, as shown in fig. 11, the first bottom wall 131 of the rear housing 13 is further provided with the second limiting portion 1313, and the second limiting portion 1313 can further limit the spring member 14, so that the spring member 14 can be more stably disposed in the accommodating cavity 112, stability and reliability of the spring member 14 are further improved, and retractable reliability and stability of the latch 11 are improved.

Meanwhile, the second limiting portion 1313 can also play a certain supporting role on the blocking piece 1311, so that stability and reliability of the blocking piece 1311 are effectively improved.

With continued reference to fig. 11, the first side wall 132 of the rear housing 13 is further provided with a support body 1323, where the support body 1323 can play a role in supporting and balancing the latch 11, so as to prevent the latch 11 from shifting or tilting, reduce or avoid the latch 11 from being unable to penetrate into the second limiting slot 221 due to tilting, and effectively improve accuracy and stability of the cooperation between the latch 11 and the second limiting slot 221.

The number of the supporting bodies 1323 may be two or three or more, for example, three supporting bodies 1323 may be provided on the first side wall 132 of the rear case 13.

Fig. 12 is an exploded view of a latch bracket and a rear housing according to an embodiment of the present application, fig. 13 is an assembled view of the latch bracket and the rear housing according to an embodiment of the present application, and fig. 14 is a structural view of the latch bracket according to an embodiment of the present application.

Referring to fig. 12, in an embodiment of the present application, doorbell assembly 10 further comprises a latch bracket 15, and in combination with fig. 13, latch bracket 15 is fixed to first bottom wall 131 of rear housing 13, and latch bracket 15 and rear housing 13 together form a closed cavity within which latch 11 is located. Specifically, the latch bracket 15 may enclose a closed cavity with the first bottom wall 131 and the first side wall 132 of the rear housing 13.

This provides effective securement and support for the latch 11, further enhancing the reliability and stability of the extension and retraction of the latch 11 within the doorbell assembly 10. Meanwhile, the latch bracket 15 can also play a certain protection role on the latch 11, can effectively prevent water, dust or dirt and the like from falling on the latch 11, reduce adverse effects of dirt on telescopic movement of the latch 11, and further improve the reliability and stability of telescopic movement of the latch 11.

Referring to fig. 14, specifically, the latch bracket 15 may be provided with a mounting portion 151, a second mounting hole 152 is formed in the mounting portion, a mounting post 1314 (see fig. 12) is provided on the first bottom wall 131 of the rear housing 13, and the doorbell assembly 10 further includes a second fastening member 17 (see fig. 13) that is respectively matched with the second mounting hole 152 and the mounting post 1314, where the latch bracket 15 may be disposed on the first bottom wall 131 through the matching of the second fastening member 17 with the second mounting hole 152 and the mounting post 1314.

The latch bracket 15 is removably attached to the rear housing 13 by the engagement of the second fasteners 17 with the second mounting holes 152 and the mounting posts 1314 to facilitate removal of the latch bracket 15. The lock 11 is facilitated to be maintained or detected, so that the doorbell 100 is convenient to maintain, and the service life of the doorbell 100 is further prolonged.

The number of the mounting portions 151 may be two or more, for example, two mounting portions 151 may be provided on the latch bracket 15, and one second mounting hole 152 may be provided on each of the two mounting portions 151.

The number of mounting posts may also be two or more, for example, two mounting posts 1314 may be provided on the first bottom wall 131, wherein the number of mounting posts 1314 corresponds to the number of second mounting holes 152.

Accordingly, the number of second fasteners 17 corresponds to the number of second mounting holes 152 and mounting posts 1314, for example, two second fasteners 17 may be included in the doorbell assembly 10.

With continued reference to fig. 14, the latch bracket 15 is further provided with a third limiting portion 153, where the third limiting portion 153 is located on a side of the latch bracket 15 facing the first bottom wall 131, and the third limiting portion 153 can play a further role in limiting the spring member 14, preventing the spring member 14 from falling off, and further improving the reliability and stability of the setting of the spring member 14.

With continued reference to fig. 14, a fourth limiting portion 154 is further provided on the latch bracket 15, the fourth limiting portion 154 being located on a side of the latch bracket 15 facing the first bottom wall 131, and the fourth limiting portion 154 being in abutment with the latch 11. The fourth limiting portion 154 can prevent the spring member 14 from being pressed by the third limiting portion 153, so that the spring member 14 is prevented from being affected by the pressing of the spring member 14, and the stability and reliability of the telescopic latch 11 are further ensured.

The number of the fourth limiting portions 154 may be one, or may be two or more, for example, two fourth limiting portions 154 may be provided on the latch bracket 15.

A seal 16 (see fig. 12) is also included in the doorbell assembly 10, and the seal 16 is located between the latch bracket 15 and the rear housing 13, so that the sealing of the closed cavity can be further improved, and the protection effect of the latch 11 can be further improved.

Fig. 15 is a schematic structural diagram of an unlocking member according to an embodiment of the present application.

In an embodiment of the present application, referring to fig. 15, the doorbell 100 further includes an unlocking member 30, where the unlocking member 30 is used to jack the latch 11, so that the latch 11 is retracted toward the doorbell assembly 10. When the doorbell assembly 10 needs to be disassembled, the unlocking piece 30 can abut against the latch 11 and push the latch 11 into the doorbell assembly 10, so that the latch 11 is withdrawn from the mounting bracket 20, and the doorbell assembly 10 is separated from the mounting bracket 20.

Specifically, the unlocking piece 30 can be in a bent shape, the unlocking piece 30 comprises an ejection portion 31 and an operation portion 32, the operation portion 32 and the ejection portion 31 are respectively located at two opposite ends of the unlocking piece 30, and a user can hold the operation portion 32 during operation, so that the user can conveniently operate, and the use experience of the user is further improved.

And the ejector 31 is respectively matched with the first limit groove 1321 and the second limit groove 221, when the doorbell assembly 10 needs to be disassembled, the ejector 31 can push against the first limit portion 111 of the latch 11 and push the first limit portion 111, and meanwhile, the ejector 31 can also extend into the second limit groove 221, so that the first limit portion 111 is separated from the second limit groove 221, and the doorbell assembly 10 is separated from the mounting bracket 20.

The number of ejection portions 31 should correspond to the number of first limiting portions 111 on the latch 11, for example, the unlocking member 30 may include two ejection portions 31.

Fig. 16 is a schematic structural view of a side of a rear housing facing a mounting bracket according to an embodiment of the present application, fig. 17 is a schematic structural view of a mounting bracket according to an embodiment of the present application, fig. 18 is a cross-sectional view of an assembly of a mounting bracket and a rear housing according to an embodiment of the present application, fig. 19 is an enlarged view of a region D in fig. 18, fig. 20 is an enlarged view of a region C in fig. 16, fig. 21 is an enlarged view of a region B in fig. 17, and fig. 22 is an assembly schematic of a first tooth structure and a second tooth structure according to an embodiment of the present application.

In the embodiment of the present application, referring to fig. 16, a clamping groove 134 is formed on an outer wall of one end of the doorbell assembly 10, and specifically, the clamping groove 134 may be disposed on the first side wall 132 of the rear housing 13. Referring to fig. 17, the inner wall of the mounting bracket 20 is provided with a protruding clip 25. Referring to fig. 18 and 19, when the doorbell assembly 10 is mounted on the mounting bracket 20, the clamping member 25 can extend into the clamping groove 134, and one end of the doorbell assembly 10 is connected with the mounting bracket 20 through the clamping fit between the clamping member 25 and the clamping groove 134. Simple structure, convenient operation and reliable connection.

The number of the engaging grooves 134 may be one, or may be two or more, for example, two engaging grooves 134 may be provided on the rear housing 13.

Accordingly, the number of the clamping members 25 may be one, or may be two or more, for example, two clamping members 25 may be provided on the mounting bracket 20. Wherein the number of the clamping pieces 25 should correspond to the number of the clamping grooves 134.

In the embodiment of the present application, as shown in fig. 20, a first tooth structure 135 is further disposed on the outer wall of the doorbell assembly 10, specifically, the first tooth structure 135 may be disposed on the first side wall 132 of the rear housing 13, and the first tooth structure 135 is located on a side of the first side wall 132 facing the mounting bracket 20. The first tooth structure 135 may be located between the clamping groove 134 and the first limiting groove 1321, that is, the first tooth structure 135 may be located between two ends of the doorbell assembly 10, for example, the first tooth structure 135 may be located at an intermediate position (in a length direction) of the doorbell assembly 10.

As shown in fig. 21, a second tooth-like structure 26 is provided on the inner wall of the mounting bracket 20, wherein the second tooth-like structure 26 is located on the side of the mounting bracket 20 facing the rear housing 13. Meanwhile, the second tooth structure may be located between the clip 25 and the second limiting groove 221, i.e., the second tooth structure 26 is located between both ends of the mounting bracket 20, for example, the second tooth structure 26 may be located at an intermediate position (length direction) of the mounting bracket 20, and the second tooth structure 26 is opposite to the first tooth structure 135.

As shown in connection with fig. 22, the first tooth 135 is engaged with the second tooth 26 when the doorbell assembly 10 is coupled to the mounting bracket 20. This may further define the doorbell assembly 10. Meanwhile, the first tooth-shaped structure 135 is located between two ends of the doorbell assembly 10, the second tooth-shaped structure 26 is located between two ends of the mounting bracket 20, so that warping of the parts between the two ends caused by the fact that the whole length of the doorbell 100 is long can be reduced or avoided, normal connection between the doorbell assembly 10 and the mounting bracket 20 due to warping is avoided, and reliability and stability of connection between the doorbell assembly 10 and the mounting bracket 20 are further improved.

The number of the first tooth structures 135 may be two or more, for example, the first tooth structures 135 may be disposed on two opposite sides of the first sidewall 132, and the number of the first tooth structures 135 disposed on each side may be one or more.

The number of the second tooth-like structures 26 may be two or more, for example, the second tooth-like structures 26 may be disposed on two opposite sides of the inner wall of the mounting bracket 20, and accordingly, the number of the second tooth-like structures 26 disposed on each side may be one or more. Wherein the number of second tooth structures 26 should correspond to the number of first tooth structures 135.

In the embodiment of the present application, as shown in fig. 22, a flanging structure 1322 may be further disposed at the edge of the first sidewall 132 in the rear housing 13, when the doorbell assembly 10 is installed or removed, a user may grasp the flanging structure 1322 and install the doorbell assembly 10 on the mounting bracket 20, or remove the doorbell assembly from the mounting bracket 20, so that the operation of the user may be more convenient, and the use experience of the user may be further improved.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can lead the connection between the two elements or the interaction relationship between the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.

Claims

1. A doorbell comprising a mounting bracket, characterized in that it also comprises a doorbell component;

the latch is retractable inwardly toward the doorbell assembly to disengage the doorbell assembly from the mounting bracket; the latch is provided with a first protruding limiting part;

the doorbell assembly comprises a front shell and a rear shell, wherein the rear shell comprises a first bottom wall and a first side wall, and a first accommodating cavity is formed by the first bottom wall and the first side wall in a surrounding mode;

the first side wall is provided with a first limit groove, the lock bolt is positioned in the first accommodating cavity, and the first limit part extends out of the doorbell assembly or contracts into the doorbell assembly through the first limit groove; the first limiting part is in clearance fit with the first limiting groove;

the mounting bracket comprises a second bottom wall and a second side wall, wherein a second accommodating cavity is formed by the second bottom wall and the second side wall, and the second accommodating cavity is used for accommodating the doorbell assembly;

a second limit groove is formed in the second side wall, when the doorbell component is connected with the mounting bracket, the second limit groove is opposite to the first limit groove, and the lock bolt is arranged on the mounting bracket in a penetrating manner through the second limit groove;

the latch is internally provided with a containing cavity, the blocking piece stretches into the containing cavity, and the spring piece is arranged in the containing cavity; the accommodating cavity is internally provided with an installing seat, and the spring piece is sleeved on the installing seat;

the lock bolt is provided with a limit guide rail which extends along the telescopic direction of the lock bolt;

2. The doorbell of claim 1, wherein the doorbell assembly further comprises a spring member;

3. The doorbell of claim 1, further comprising a latch bracket secured to the first bottom wall, the latch bracket and the rear housing together forming a closed cavity, the latch being located within the closed cavity;

4. The doorbell of claim 1, wherein a clamping groove is formed in an outer wall of one end of the doorbell assembly, a protruding clamping piece is arranged on an inner wall of the mounting bracket, and the doorbell assembly is connected with the mounting bracket through the clamping piece and the clamping groove in a matched clamping manner.

5. The doorbell of claim 1, wherein a first tooth is provided on an outer wall of the doorbell assembly, a second tooth is provided on an inner wall of the mounting bracket, and the first tooth is engaged with the second tooth.

6. The doorbell of claim 1, further comprising an unlocking member for jacking the latch to retract the latch inwardly toward the doorbell assembly.