Emergency knob assembly and lock

Abstract

The present invention provides an emergency knob assembly and a lock, wherein the emergency knob assembly is mounted on a panel, and the panel comprises a first plate body and a second plate body which are arranged at intervals to form a accommodating cavity; the emergency knob assembly comprises: a knob which is movably arranged on a side of the first plate body away from the second plate body; a connecting shaft, one end of which is connected to the knob, and the other end of which passes through the first plate body and is located in the accommodating cavity; a transmission shaft, one end of which is connected to a lock body located on a side of the second plate body away from the first plate body for opening or closing the lock body, and the other end of which passes through the accommodating cavity and is connected to the other end of the connecting shaft; an elastic member which is sleeved on the connecting shaft and is located between the knob and the first plate body; a limiting member which is sleeved on the connecting shaft and is located on a side of the first plate body away from the knob; and a first gasket which is sandwiched between the knob and the elastic member to solve the problem that the spring located between the knob and the panel in the emergency knob on the door lock in the prior art is prone to damage the knob.

Description

Technical Field

[0001] The present invention relates to the technical field of door locks, and in particular to an emergency knob assembly and a lock. Background Art

[0002] With the development of smart door locks, their degree of automation is getting higher and higher. The lock can be unlocked indoors just by pressing a button, which provides great convenience for people. In order to ensure the safety of door locks, smart door locks retain the mechanical emergency knob of traditional door locks.

[0003] At present, the spring located between the knob and the panel in the emergency knob on the door lock in the prior art is easy to cause damage to the knob. Summary of the invention

[0004] The main purpose of the present invention is to provide an emergency knob assembly and a lock to solve the problem that the spring located between the knob and the panel in the emergency knob on the door lock in the prior art easily damages the knob.

[0005] In order to achieve the above-mentioned purpose, according to one aspect of the present invention, there is provided an emergency knob assembly, which is installed on a panel, and the panel includes a first plate body and a second plate body arranged at an interval, and a receiving chamber is formed between the first plate body and the second plate body; the emergency knob assembly includes: a knob, which is rotatably and reciprocably arranged on a side of the first plate body away from the second plate body along a predetermined axis; a connecting shaft, one end of which is connected to the knob, and the other end of the connecting shaft is located in the receiving chamber after passing through the first plate body; a transmission shaft, one end of which is connected to a lock body located on a side of the second plate body away from the first plate body for opening or closing the lock body, and the other end of the transmission shaft is passed through the receiving chamber and connected to the other end of the connecting shaft; an elastic member, which is sleeved on the connecting shaft and located between the knob and the first plate body; a limit member, which is sleeved on the connecting shaft and located on the side of the first plate body away from the knob; and a first gasket, which is clamped between the knob and the elastic member.

[0006] Furthermore, the first gasket is a rubber gasket.

[0007] Furthermore, the emergency knob assembly also includes a second gasket, which is sandwiched between the elastic member and the first plate.

[0008] Furthermore, the second gasket is a rubber gasket.

[0009] Furthermore, the elastic member is a compression spring or is composed of a plurality of disc springs arranged in sequence along the center line of the connecting shaft.

[0010] Furthermore, an annular sleeve for accommodating at least part of the elastic member is provided on one side of the first plate body close to the knob.

[0011] Furthermore, the limiting member is a nut threadably connected to the connecting shaft.

[0012] Furthermore, the limiting member is a retaining spring, and an annular groove for installing the retaining spring is provided on the connecting shaft.

[0013] Furthermore, the emergency knob assembly also includes a third gasket, which is sleeved on the connecting shaft and located between the limiting member and the first plate body.

[0014] According to another aspect of the present invention, a lock is provided, comprising the emergency knob assembly described above.

[0015] By applying the technical solution of the present invention, the emergency knob assembly of the present invention is installed on a panel, and the panel includes a first plate body and a second plate body arranged at an interval, and a accommodating cavity is formed between the first plate body and the second plate body; the emergency knob assembly includes: a knob, which is rotatably and reciprocatingly arranged on a side of the first plate body away from the second plate body along a predetermined axis; a connecting shaft, one end of the connecting shaft is connected to the knob, and the other end of the connecting shaft passes through the first plate body and is located in the accommodating cavity; a transmission shaft, one end of the transmission shaft is connected to a lock body located on a side of the second plate body away from the first plate body for opening or closing the lock body, and the other end of the transmission shaft is passed through the accommodating cavity and connected to the other end of the connecting shaft; an elastic member, the elastic member is sleeved on the connecting shaft and is located between the knob and the first plate body; a limit member, which is sleeved on the connecting shaft and is located on a side of the first plate body away from the knob; and a first gasket, which is clamped between the knob and the elastic member. In this way, the emergency knob assembly of the present invention avoids damage to the knob by the elastic member by setting a first gasket between the knob and the elastic member, thereby providing good protection for the knob and solving the problem that the spring located between the knob and the panel in the emergency knob on the door lock in the prior art easily causes damage to the knob. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings constituting a part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0017] Figure 1 A cross-sectional view of a lock having an emergency knob assembly of the present invention is shown.

[0018] The above drawings include the following reference numerals:

[0019] 100, panel; 101, first plate body; 102, second plate body; 103, accommodating cavity; 200, lock body;

[0020] 1. Knob; 2. Connecting shaft; 21. Plug-in slot; 3. Transmission shaft; 31. Plug-in part; 4. Elastic member; 5. Limiting member; 6. First gasket; 7. Second gasket; 8. Connecting pin; 9. Annular sleeve; 10. Third gasket. DETAILED DESCRIPTION

[0021] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0022] like Figure 1 As shown, the present invention provides an emergency knob assembly, which is installed on a panel 100. The panel 100 includes a first plate body 101 and a second plate body 102 which are spaced apart, and a receiving cavity 103 is formed between the first plate body 101 and the second plate body 102. The emergency knob assembly includes: a knob 1 which is rotatably and reciprocally arranged on a side of the first plate body 101 away from the second plate body 102 along a predetermined axis; a connecting shaft 2, one end of which is connected to the knob 1, and the other end of which passes through the first plate body 101 and is located in the receiving cavity 103; A transmission shaft 3, one end of which is connected to a lock body 200 located on a side of the second plate body 102 away from the first plate body 101, so as to open or close the lock body 200, and the other end of the transmission shaft 3 is passed through the accommodating cavity 103 and connected to the other end of the connecting shaft 2; an elastic member 4, which is sleeved on the connecting shaft 2 and located between the knob 1 and the first plate body 101; a limiting member 5, which is sleeved on the connecting shaft 2 and located on a side of the first plate body 101 away from the knob 1; a first gasket 6, which is clamped between the knob 1 and the elastic member 4.

[0023] In this way, the emergency knob assembly of the present invention avoids damage to the knob 1 by the elastic member 4 by setting the first gasket 6 between the knob 1 and the elastic member 4, thereby providing good protection for the knob 1 and solving the problem in the prior art that the spring located between the knob and the panel in the emergency knob on the door lock easily damages the knob.

[0024] Preferably, the first gasket 6 is a rubber gasket.

[0025] like Figure 1 As shown, the emergency knob assembly further includes a second gasket 7 , which is sandwiched between the elastic member 4 and the first plate body 101 .

[0026] Preferably, the second gasket 7 is a rubber gasket.

[0027] Optionally, the elastic member 4 is a compression spring or is composed of a plurality of disc springs arranged in sequence along the center line of the connecting shaft 2 .

[0028] like Figure 1As shown, an annular sleeve 9 for accommodating at least part of the elastic member 4 is provided on one side of the first plate body 101 close to the knob 1 .

[0029] In an embodiment of the present invention not shown in the figures, the limiting member 5 is a nut threadedly connected to the connecting shaft 2 .

[0030] like Figure 1 In the illustrated embodiment, the limiting member 5 is a retaining spring, and an annular groove for mounting the retaining spring is provided on the connecting shaft 2 .

[0031] In an embodiment of the present invention not shown in the figure, the emergency knob assembly further includes a third gasket 10 , which is sleeved on the connecting shaft 2 and located between the limiting member 5 and the first plate 101 .

[0032] Preferably, the third gasket 10 is a rubber gasket.

[0033] Preferably, the limiting member 5 is an injection molded part.

[0034] like Figure 1 As shown, a plug-in portion 31 is provided at one end of the transmission shaft 3 close to the connecting shaft 2, and a plug-in groove 21 for plugging with the plug-in portion 31 is opened at one end of the connecting shaft 2 close to the transmission shaft 3; a first pin hole perpendicular to the center line of the connecting shaft 2 and passing through the plug-in groove 21 is provided on the connecting shaft 2, and a second pin hole corresponding to the first pin hole is provided on the plug-in portion 31; the emergency knob assembly also includes a connecting pin 8, which is simultaneously inserted into the first pin hole and the second pin hole to connect the connecting shaft 2 and the transmission shaft 3.

[0035] Specifically, the plug-in portion 31 is a rectangular plate body, and the plug-in slot 21 is a rectangular slot corresponding to the rectangular plate body.

[0036] The present invention also provides a lock comprising the emergency knob assembly.

[0037] From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:

[0038] The emergency knob assembly of the present invention is installed on a panel 100, and the panel 100 includes a first plate body 101 and a second plate body 102 arranged at an interval, and a receiving cavity 103 is formed between the first plate body 101 and the second plate body 102; the emergency knob assembly includes: a knob 1, which is rotatably and reciprocally arranged on a side of the first plate body 101 away from the second plate body 102 along a predetermined axis; a connecting shaft 2, one end of the connecting shaft 2 is connected to the knob 1, and the other end of the connecting shaft 2 passes through the first plate body 101 and is located in the receiving cavity 103; a transmission shaft 3 , one end of the transmission shaft 3 is connected to the lock body 200 located on the side of the second plate body 102 away from the first plate body 101, so as to open or close the lock body 200, and the other end of the transmission shaft 3 is arranged in the accommodating cavity 103 and connected to the other end of the connecting shaft 2; the elastic member 4, the elastic member 4 is sleeved on the connecting shaft 2 and is located between the knob 1 and the first plate body 101; the limit member 5, is sleeved on the connecting shaft 2 and is located on the side of the first plate body 101 away from the knob 1; the first gasket 6, the first gasket 6 is sandwiched between the knob 1 and the elastic member 4. In this way, the emergency knob assembly of the present invention avoids the damage of the elastic member 4 to the knob 1 by arranging the first gasket 6 between the knob 1 and the elastic member 4, plays a good protective role on the knob 1, and solves the problem that the spring located between the knob and the panel in the emergency knob on the door lock in the prior art is easy to cause damage to the knob.

[0039] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0040] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the present application. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to those of ordinary skill in the relevant field may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be considered as a part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so that once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0041] In the description of the present application, it should be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present application; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0042] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0043] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application.

[0044] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An emergency knob assembly, characterized in that: Installed on a panel (100), the panel (100) comprising a first plate body (101) and a second plate body (102) arranged at an interval, a receiving cavity (103) being formed between the first plate body (101) and the second plate body (102); the emergency knob assembly comprises: A knob (1) is rotatably and reciprocably arranged on a side of the first plate (101) away from the second plate (102) along a predetermined axis; A connecting shaft (2), one end of the connecting shaft (2) being connected to the knob (1), and the other end of the connecting shaft (2) passing through the first plate body (101) and then being located in the accommodating cavity (103); a transmission shaft (3), one end of the transmission shaft (3) being connected to a lock body (200) located on a side of the second plate body (102) away from the first plate body (101) so as to be used for opening or closing the lock body (200), and the other end of the transmission shaft (3) being inserted into the accommodating cavity (103) and connected to the other end of the connecting shaft (2); An elastic member (4), the elastic member (4) being sleeved on the connecting shaft (2) and located between the knob (1) and the first plate (101); An annular sleeve (9) for accommodating at least part of the elastic member (4) is provided on one side of the first plate (101) close to the knob (1); A limiting member (5) is sleeved on the connecting shaft (2) and is located on a side of the first plate (101) away from the knob (1); A first gasket (6), wherein the first gasket (6) is sandwiched between the knob (1) and the elastic member (4).

2. The emergency knob assembly according to claim 1, characterized in that: The first gasket (6) is a rubber gasket.

3. The emergency knob assembly according to claim 1, characterized in that: The emergency knob assembly further comprises a second gasket (7), wherein the second gasket (7) is sandwiched between the elastic member (4) and the first plate (101).

4. The emergency knob assembly according to claim 3, characterized in that: The second gasket (7) is a rubber gasket.

5. The emergency knob assembly according to claim 1, characterized in that: The elastic member (4) is a compression spring or is composed of a plurality of disc springs arranged in sequence along the center line of the connecting shaft (2).

6. The emergency knob assembly according to claim 1, characterized in that: The limiting member (5) is a nut threadably connected to the connecting shaft (2).

7. The emergency knob assembly according to claim 1, characterized in that: The limiting member (5) is a retaining ring, and the connecting shaft (2) is provided with an annular groove for installing the retaining ring.

8. The emergency knob assembly according to claim 1, characterized in that: The emergency knob assembly further comprises a third gasket (10), wherein the third gasket (10) is sleeved on the connecting shaft (2) and is located between the limiting member (5) and the first plate body (101).

9. A lock, characterized in that: The lock comprises the emergency knob assembly according to any one of claims 1 to 8.

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