CN217841180U

CN217841180U - Connecting structure for door lock and door lock

Info

Publication number: CN217841180U
Application number: CN202221264542.6U
Authority: CN
Inventors: 陈飞龙; 唐杰; 李春光; 陈道远; 陈梓豪; 陈宇
Original assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Lianyun Technology Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Lianyun Technology Co Ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-11-18
Anticipated expiration: 2032-05-23

Abstract

The utility model provides a connection structure and lock for lock, connection structure includes: the back locking knob is provided with an opening cavity and a slot arranged at the bottom of the opening cavity; the elastic piece is fixed in the opening cavity and is provided with a telescopic jack; the reverse lock piece shaft comprises a necking section and a necking section connected with the necking section; wherein, the flaring section can strut flexible jack in order to insert the slot with expanding neck section, and when the flaring section was pegged graft in the slot, the initial size was returned to flexible jack shrink, and the necking section was located flexible jack this moment. Based on the technical scheme of the utility model, because the size of the flaring section of anti-stay axle is greater than the size of the flexible jack of elastic component, the elastic component can prevent like this that anti-stay axle from deviating from in the slot. Thereby realizing the quick connection between the counter lock piece shaft and the counter lock knob. The problem of inconvenient installation of the door lock caused by connecting the back locking piece shaft and the back locking knob by the bolt in the related technology is avoided. And then the installation effectiveness of the door lock is improved.

Description

Connecting structure for door lock and door lock

Technical Field

The utility model relates to an intelligence lock technical field relates to a connection structure and lock for lock especially.

Background

Along with the gradual improvement of the quality of life of people, intelligent lock is more and more liked by the consumer. The intelligent door lock is safer and more convenient to use. The back locking knob of the inner lock of the intelligent door lock provides a function of back locking from the inside for a user. The back locking knob and the back locking piece shaft are connected to control the back locking function of the lock body.

Use the bolt to connect anti-knob and anti-lock piece axle at present, need use tools to assist the installation like this, lead to the lock installation inconvenient like this, influence the installation effectiveness of lock easily.

That is, there is a problem in the related art that the door lock is inconvenient to install.

SUMMERY OF THE UTILITY MODEL

To the problem among the above-mentioned prior art, this application has provided a connection structure and lock for lock, has solved the inconvenient problem of lock installation.

The utility model discloses a connection structure for lock, include: the back locking knob is provided with an opening cavity and a slot arranged at the bottom of the opening cavity; the elastic piece is fixed in the opening cavity and is provided with a telescopic jack; the reverse lock piece shaft comprises a necking section and a necking section connected with the necking section; wherein, the flaring section can strut flexible jack in order to insert the slot, and when the flaring section was pegged graft in the slot, the initial size was returned to flexible jack shrink, and the necking section was located flexible jack this moment.

In one embodiment, the telescopic jack is a rectangular hole, the width d1 of the neck-expanding section is greater than the length d2 of the telescopic jack, and the width d3 of the neck-contracting section is less than the length d2 of the telescopic jack. Through this embodiment, because the width of the flaring section of anti-stay axle is greater than the length of the flexible jack of elastic component, the elastic component can prevent that anti-stay axle from deviating from in the slot like this. Thereby realizing the quick connection between the counter lock piece shaft and the counter lock knob. And further the installation efficiency of the door lock is improved.

In one embodiment, the lock tumbler shaft further comprises a tumbler shaft body connected to a necked section, the necked section being located between the tumbler shaft body and the necked section.

In one embodiment, the neck-expanding section has a first guide slope and a second guide slope, one end of the first guide slope being connected to the neck-reducing section, and the other end of the first guide slope being connected to the second guide slope. Through this embodiment, first direction inclined plane has the guide effect, and the anti-stay axle of being convenient for is extracted from flexible jack, and second direction inclined plane has the guide effect, and the anti-stay axle of being convenient for inserts from flexible jack. Set up first direction inclined plane and second direction inclined plane like this and can improve connection structure's connection efficiency to the installation effectiveness of lock has been improved.

In one embodiment, the first guiding slope has an angle β with the centerline axis of the neck section, and the angle β is in the range of: beta is more than or equal to 45 degrees and less than or equal to 70 degrees. Through the embodiment, the included angle beta between the first guide inclined plane and the axis of the central line is set in the range, so that the counter lock sheet shaft and the counter lock knob can be assembled together in a labor-saving manner when the door lock is installed. Thereby improving the assembling efficiency of the door lock.

In one embodiment, the second guiding slope has an angle γ with the centerline axis of the neck section, the angle γ being in the range of: gamma is more than or equal to 20 degrees and less than or equal to 45 degrees. By the embodiment, the included angle gamma between the second guide inclined plane and the central line axis is set within the range, so that the back locking piece shaft is effectively connected to the back locking knob and cannot be separated in the use process of the door lock, and the stability of connection between the back locking piece shaft and the back locking knob is ensured.

In one embodiment, the lockback knob comprises: a reverse locking knob body; the rotating shaft is arranged on the back locking knob body; wherein, the opening cavity and the slot are arranged on the rotating shaft.

In one embodiment, the rotating shaft is provided with a notch, the notch penetrates through the open cavity along the first direction, the elastic element is partially arranged in the notch, and the notch is used for limiting the installation position of the elastic element in the open cavity so as to align the telescopic jack with the slot.

In one embodiment, the locking mechanism further comprises a fixing cover, the fixing cover is used for tightly pressing and fixing the elastic piece in the opening cavity, a through hole is formed in the fixing cover, and the counter lock piece shaft can extend into the telescopic jack through the through hole. With this embodiment, the fixing cover can press and fix the elastic member in the opening, thereby ensuring that the elastic member can be fixed in the opening. And then the back locking knob, the elastic piece and the back locking piece shaft can synchronously rotate, so that the back locking function of the door lock is realized.

The utility model also provides a door lock, include: an inner lock panel; the lock body is arranged in the inner lock panel; the connecting structure penetrates through the inner lock panel and is rotationally connected with the inner lock panel; wherein, the one end that connection structure stretched into interior lock panel is connected with the lock body, and swivelling joint structure can be with the lock back lock.

The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.

The utility model provides a pair of a connection structure and lock for lock compares with prior art, possesses following beneficial effect at least:

because the size of the neck expanding section of the counter lock piece shaft is larger than the size of the telescopic insertion hole of the elastic piece, the elastic piece can prevent the counter lock piece shaft from being separated from the insertion groove. Thereby realizing the quick connection between the counter lock piece shaft and the counter lock knob. The problem of inconvenient installation of the door lock caused by connecting the counter lock sheet shaft and the counter lock knob by the bolt in the related technology is avoided. And further the installation efficiency of the door lock is improved.

Drawings

The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:

fig. 1 shows a schematic perspective view of a connection structure for a door lock according to the present invention;

FIG. 2 shows a perspective view of the anti-lock knob of FIG. 1 (showing the inner lock panel);

FIG. 3 shows a perspective view of the elastic member of FIG. 1;

FIG. 4 shows a perspective view of the locking bar shaft of FIG. 1;

FIG. 5 is a perspective view of the stationary cover of FIG. 1;

figure 6 shows an exploded view of the door lock of the present invention (the back locking knob is not shown).

In the drawings, like parts are given like reference numerals. The drawings are not to scale.

Reference numerals:

10. a back locking knob; 11. an open cavity; 12. inserting slots; 13. a reverse locking knob body; 14. a rotating shaft; 15. a notch; 20. an elastic member; 21. a telescopic jack; 30. a reverse lock piece shaft; 31. a necking section; 32. a neck-expanding section; 321. a first guide slope; 322. a second guide slope; 33. a spool body; 40. a fixed cover; 41. a through hole; 100. a connecting structure; 200. an inner lock panel.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1, the present invention provides a coupling structure 100 for a door lock, which includes a counter lock knob 10, an elastic member 20, and a counter lock plate shaft 30. Wherein, the back locking knob 10 has an open cavity 11 and a slot 12 disposed at the bottom of the open cavity 11, and the elastic member 20 is fixed in the open cavity 11. The elastic member 20 is provided with a telescopic insertion hole 21, and the counter lock piece shaft 30 includes a neck-down section 31 and a neck-expanding section 32 connected to the neck-down section 31. The neck expanding section 32 can expand the telescopic insertion hole 21 to be inserted into the insertion groove 12, when the neck expanding section 32 is inserted into the insertion groove 12, the telescopic insertion hole 21 contracts to the initial size, and the neck contracting section 31 is located in the telescopic insertion hole 21.

In the above arrangement, since the dimension of the neck-expanding section 32 of the counter lock pin shaft 30 is larger than the dimension of the telescopic insertion hole 21 of the elastic member 20, the elastic member 20 can prevent the counter lock pin shaft 30 from being removed from the insertion groove 12. Thereby achieving a quick connection of the counter lock blade shaft 30 to the counter lock knob 10. The problem of inconvenient installation of the door lock caused by the fact that the bolt is used for connecting the counter lock sheet shaft 30 and the counter lock knob 10 in the related art is avoided. And further the installation efficiency of the door lock is improved.

Specifically, in one embodiment, the elastic member 20 is a rubber stopper.

Specifically, as shown in fig. 3, in one embodiment, the telescopic insertion hole 21 is a rectangular hole, the width d1 of the neck-expanding section 32 is greater than the length d2 of the telescopic insertion hole 21, and the width d3 of the neck-contracting section 31 is less than the length d2 of the telescopic insertion hole 21.

In the above arrangement, since the width of the neck-expanding section 32 of the counter lock pin shaft 30 is greater than the length of the telescopic insertion hole 21 of the elastic member 20, the elastic member 20 can prevent the counter lock pin shaft 30 from being removed from the insertion slot 12. Thereby achieving a quick connection of the counter lock blade shaft 30 to the counter lock knob 10. And further the installation efficiency of the door lock is improved.

Specifically, in one embodiment, the thickness of the flared section 32 is less than the width of the telescopic insertion hole 21, and the thickness of the necked section 31 is less than the width of the telescopic insertion hole 21.

Specifically, as shown in fig. 1, in one embodiment, the counter lock tab shaft 30 further includes a tab shaft body 33, the tab shaft body 33 being connected to the necked section 31, the necked section 31 being located between the tab shaft body 33 and the necked-out section 32.

Specifically, as shown in fig. 1 and 4, in one embodiment, the neck-expanding section 32 has a first guide slope 321 and a second guide slope 322, one end of the first guide slope 321 is connected to the neck section 31, and the other end of the first guide slope 321 is connected to the second guide slope 322.

In the above arrangement, the first guiding slope 321 has a guiding function to facilitate the pulling-out of the counter lock piece shaft 30 from the telescopic insertion hole 21, and the second guiding slope 322 has a guiding function to facilitate the insertion of the counter lock piece shaft 30 from the telescopic insertion hole 21. The arrangement of the first guide slope 321 and the second guide slope 322 can improve the connection efficiency of the connection structure, thereby improving the installation efficiency of the door lock.

Specifically, as shown in fig. 4, in one embodiment, the first guiding slope 321 forms an included angle β with the centerline axis of the neck section 31, and the included angle β has a value range: beta is more than or equal to 45 degrees and less than or equal to 70 degrees.

In the above arrangement, the angle β between the first guide slope 321 and the centerline axis is set within the above range, so that the counter lock blade shaft 30 and the counter lock knob 10 can be assembled together with less effort when the door lock is installed. Thereby improving the assembling efficiency of the door lock.

Specifically, as shown in fig. 4, in one embodiment, the second guiding inclined surface 322 forms an included angle γ with the centerline axis of the neck section 31, and the included angle γ is within a range: gamma is more than or equal to 20 degrees and less than or equal to 45 degrees.

In the above arrangement, the angle γ between the second guiding slope 322 and the centerline axis is set within the above range, so that the back-locking piece shaft 30 is effectively coupled to the back-locking knob 10 without being separated during the use of the door lock, thereby ensuring the stability of coupling between the back-locking piece shaft 30 and the back-locking knob 10.

Specifically, as shown in fig. 2, in one embodiment, the lockback knob 10 includes a lockback knob body 13 and a spindle 14. Wherein, the rotating shaft 14 is arranged on the back locking knob body 13, and the open cavity 11 and the slot 12 are arranged on the rotating shaft 14.

The lock knob body 13 is a main part of the lock knob 10, and plays a role of carrying other components, and a portion to be held by a user is provided outside thereof. The shaft 14 is used to connect the lockback knob body 13 to other structures disposed thereon. The opening cavity 11 is arranged at the end of the rotating shaft 14 and used for installing a rubber plug.

Specifically, as shown in fig. 1 and 5, in one embodiment, the connection structure 100 further includes a fixing cover 40, the fixing cover 40 is used for pressing and fixing the elastic member 20 in the open cavity 11, the fixing cover 40 is provided with a through hole 41, and the counter lock piece shaft 30 can extend into the telescopic insertion hole 21 through the through hole 41.

In the above arrangement, the fixing cover 40 can press and fix the elastic member 20 in the open cavity 11, thereby securing the elastic member 20 in the open cavity 11. Thereby ensuring that the counter lock knob 10, the elastic member 20 and the counter lock piece shaft 30 can be rotated in synchronization to perform the counter lock function of the door lock.

Specifically, as shown in fig. 1 and 2, in one embodiment, the rotating shaft 14 is provided with a notch 15, the notch 15 penetrates through the open cavity 11 along the first direction, the elastic member 20 is partially disposed in the notch 15, and the notch 15 is used for positioning the elastic member 20 so that the slot 12 is aligned with the telescopic insertion hole 21.

Specifically, in one embodiment, the fixing cap 40 is provided with external threads, and internal threads are provided in the open chamber 11, and the fixing cap 40 is screw-coupled with the open chamber 11.

It should be noted that when the external thread of the fixing cap 40 is screwed with the internal thread of the anti-lock knob 10, the through hole 41 is just aligned with the telescopic insertion hole 21 and the insertion groove 12 (three holes are aligned). The central axes of the three parts are superposed. Since the through-hole 41 is flat, when the fixing cover 40 is mounted, a straight screwdriver can be inserted into the through-hole, so that the screw can be easily tightened by the screwdriver.

Specifically, as shown in fig. 1 and 3, in one embodiment, the elastic member 20 is provided with a protrusion, the protrusion is disposed in the notch 15, and the rotation positioning of the elastic member 20 in the open cavity 11 is realized by the cooperation of the protrusion and the notch 15.

Specifically, as shown in FIG. 5, in one embodiment, the through hole 41 is a rectangular hole, and the counter-lock plate shaft 30 has a size smaller than that of the through hole 41.

As shown in fig. 6, the present invention also provides a door lock, which includes an inner lock panel 200, a connecting structure 100 and a lock body.

Wherein, the lock body is installed in the inner lock panel 200, and the connecting structure 100 is inserted on the inner lock panel 200 and is rotatably connected with the inner lock panel 200. The end of the connecting structure 100 extending into the inner lock panel 200 is connected to the lock body, and the door lock can be locked by rotating the connecting structure 100.

The assembly steps of the door lock of the present application are set forth below:

factory production and assembly:

assembling the back locking knob on the inner locking panel;

the rubber plug is arranged in a cavity (an opening cavity) of the back locking knob and is correctly assembled through a positioning part (a gap);

screwing a cover (a fixed cover) and the thread of the counter lock knob through threads, wherein the through hole of the cover, the telescopic jack of the rubber plug and the slot of the counter lock knob are aligned at the moment;

and (4) finishing all assembly of the door lock, and packaging the counter lock piece shaft and other accessories such as screws in an accessory box together.

Locking in the user's home:

the door lock and the counter lock piece shaft are taken out respectively. The end of the back lock piece shaft penetrates through a through hole of the cover, the end is inserted into and penetrates through a telescopic jack of the rubber plug with strength, the rubber plug has elasticity, the telescopic jack generates elastic deformation size enlargement, the back lock piece shaft penetrates through the telescopic jack of the rubber plug, elastic deformation of the telescopic jack disappears later, the size of the telescopic jack is recovered, the back lock piece shaft is inserted into a slot of the back lock knob, and the size of the telescopic jack of the rubber plug is smaller than the size of a neck expanding section of the back lock piece shaft. The counter lock blade shaft is mainly subjected to torsion applied by the counter lock knob during use. Therefore, the counter lock piece shaft cannot be separated in the use process;

when the door lock needs to be replaced or maintained, the door lock is detached, and the reverse lock piece shaft is pulled out forcibly.

It should be noted that, in an alternative embodiment not shown in the drawings of the present application, the open cavity 11 of the back locking knob 10 may be designed to be rectangular, and the rectangular shape has a circumferential orientation function, instead of the function of the positioning portion (notch 15). So that the provision of the notch 15 can be eliminated. Correspondingly, the rubber plug is also provided with a rectangular shape corresponding to the open cavity 11 for fitting and positioning. So that the telescopic insertion holes 21 of the rubber stopper correspond to the insertion grooves 12 of the back locking knob 10.

It should be noted that, since the present application is a protection for the connection scheme of the counter lock knob 10 and the counter lock piece shaft 30. The connecting structure scheme of the back locking knob 10 and the inner lock panel 200 is not involved. The connection structure of the counter lock knob 10 and the inner lock panel 200 is not specifically shown. The inner lock panel 200 is shown in FIG. 6 only to aid understanding.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims

1. A connecting structure for a door lock, comprising:

the back locking knob is provided with an opening cavity and a slot arranged at the bottom of the opening cavity;

the elastic piece is fixed in the opening cavity and is provided with a telescopic jack;

the reverse lock piece shaft comprises a necking section and a necking section connected with the necking section;

the neck expanding section can stretch the telescopic jack to be inserted into the slot, when the neck expanding section is inserted into the slot, the telescopic jack retracts to the original size, and the neck contracting section is located in the telescopic jack at the moment.

2. The coupling structure for a door lock according to claim 1, wherein the telescopic insertion hole is a rectangular hole, a width d1 of the necked-down section is greater than a length d2 of the telescopic insertion hole, and a width d3 of the necked-down section is less than the length d2 of the telescopic insertion hole.

3. The connecting structure for a door lock according to claim 1, wherein the counter bolt further comprises a bolt main body connected to the constricted section, and the constricted section is located between the bolt main body and the constricted section.

4. The coupling structure for a door lock according to claim 1, wherein the neck-down section has a first guide slope and a second guide slope, one end of the first guide slope being connected to the neck-down section, and the other end of the first guide slope being connected to the second guide slope.

5. A connection arrangement for a door lock according to claim 4, wherein the first guide ramp forms an angle β with the centerline axis of the neck section, said angle β being selected from the range of values: beta is more than or equal to 45 degrees and less than or equal to 70 degrees.

6. A door lock connection according to claim 4, wherein the second guide ramp forms an angle γ with the centerline axis of the neck section, the angle γ being in the range of: gamma is more than or equal to 20 degrees and less than or equal to 45 degrees.

7. The coupling structure for a door lock according to claim 1, wherein the back lock knob comprises:

a reverse locking knob body;

the rotating shaft is arranged on the back locking knob body;

wherein the open cavity and the slot are arranged on the rotating shaft.

8. The connecting structure for the door lock according to claim 7, wherein a notch is provided on the rotating shaft, the notch extends through the open cavity along a first direction, the elastic member is partially disposed in the notch, and the notch is used for defining an installation position of the elastic member in the open cavity so as to align the telescopic jack with the slot.

9. The connecting structure for a door lock according to claim 1, further comprising a fixing cover for pressing and fixing the elastic member in the opening cavity, wherein the fixing cover is provided with a through hole through which the counter lock piece shaft can extend into the telescopic insertion hole.

10. A door lock, comprising:

an inner lock panel;

a lock body installed in the inner lock panel;

the connecting structure of any one of claims 1 to 9, said connecting structure being threaded onto said inner lock panel and being rotatably connected with said inner lock panel;

wherein, connection structure stretches into the one end of interior lock panel with the lock body is connected, and is rotatory connection structure can with the lock is locked instead.