Door lock

Abstract

The utility model discloses a door lock which comprises a lockset, a decorating part, a lock cover and a key, and a spring bolt is arranged in the lockset. A mounting hole penetrates through the decorating part; the lock cover is made of a soft rubber material, the lock cover is mounted on the mounting hole, and the lock cover is provided with an insertion hole corresponding to the lockset; the key can be clamped and inserted into the lock after penetrating through the inserting hole, and the lock tongue in the lock extends out or retracts back by rotating the key. The decorative part and the lock cover are additionally arranged outside the lockset to replace a traditional lock cylinder cover, the lock cover is installed on the installation hole of the decorative part, the lock cover is made of soft rubber materials, the lock cover is provided with the insertion hole, when the lockset needs to be used for unlocking and locking, a key can directly penetrate through the insertion hole of the lock cover and is clamped and inserted into the lockset, and the lock cylinder cover is locked by rotating the key. The lock tongue in the lock can stretch out or retract, the operation method is simple, the lock cover made of soft rubber is low in price, the material cost of the door lock can be reduced, and the door lock is suitable for large-scale popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent lock structures, in particular to a door lock. Background Art

[0002] In the existing smart door locks, the door lock includes a lock and a lock core cover. The lock generally includes a lock core, a lock body and a fork member. One end of the fork member is connected to the lock core and the other end is connected to the lock body. A lock tongue is provided in the lock body. When the key is inserted into the lock core, the lock tongue in the lock body can be driven to extend or retract. The lock core cover is installed on the lock, and the lock core cover can slide up and down relative to the lock to cover and protect the lock core to prevent external moisture or impurities from entering the lock core.

[0003] However, when using the smart door lock of the above structure, the lock core cover needs to be opened before the lock can be unlocked, which is complicated to operate, and the addition of the lock core cover will increase the cost of the entire smart door lock. Utility Model Content

[0004] The utility model aims to provide a door lock to solve the technical problems that the existing smart door lock needs to open the lock core cover before it can be opened when in use, the operation is complicated, and the addition of the lock core cover will increase the cost of the entire smart door lock.

[0005] The technical solution of the utility model is as follows:

[0006] In order to achieve the above object, the utility model provides a door lock, comprising:

[0007] A lock having a lock tongue disposed therein;

[0008] A decorative piece, wherein the decorative piece is provided with a mounting hole;

[0009] A lock cover, the lock cover is made of soft rubber material, the lock cover is installed on the installation hole, and the lock cover is provided with a socket corresponding to the lock;

[0010] A key, after passing through the insertion hole, can be inserted into the lock, and the lock tongue in the lock can be extended or retracted by turning the key.

[0011] Furthermore, the jack is a "cross" shaped structure.

[0012] Furthermore, the lock cover is also provided with a receiving groove, the receiving groove is communicated with the insertion hole, and part of the lock is inserted into the receiving groove through the installation hole.

[0013] Furthermore, the decorative component includes a panel, a bottom shell and a plurality of fasteners, the panel is provided with a plurality of studs protruding from a side facing the lock, the studs are provided with threaded holes, the bottom shell is provided with a plurality of first through holes, the fasteners pass through the first through holes and are connected to the threaded holes, and the bottom shell and the panel are combined to form the mounting hole.

[0014] Further, the panel includes an outer cover, a limiting fence, a backing plate and a plurality of the studs, the limiting fence, the backing plate and the studs are all convexly arranged on one surface of the outer cover, the outer cover is penetrated with a second through hole, the limiting fence and the backing plate are connected and enclosed to form a third through hole and a positioning groove connected to the third through hole, the bottom shell is also provided with a positioning hole, and the second through hole, the third through hole and the positioning hole are connected in sequence;

[0015] The lock cover includes a base plate, a boss and a positioning block, the boss and the positioning block are both protruding from one side surface of the base plate, the base plate is clamped between the limiting fence and the bottom shell, the boss is located in the second through hole after passing through the third through hole, the positioning block is located in the positioning groove, the lock is inserted into the accommodating groove after passing through the positioning hole, and the plug hole is provided on the boss.

[0016] Further, the accommodating groove includes a first groove and a second groove connected to the first groove, the first groove penetrates the substrate from a side of the substrate away from the boss and extends concavely toward a middle side of the boss, the second groove penetrates the substrate from a side of the substrate away from the positioning block and extends concavely toward a middle side of the positioning block, the lock is inserted into the first groove, and the socket is connected to the first groove.

[0017] Furthermore, the limiting fence includes an arc-shaped stop block and two oppositely arranged limit blocks, the two ends of the arc-shaped stop block are respectively connected to the two limit blocks, one end of the substrate is clamped between the arc-shaped stop block and the bottom shell, and the other end is clamped between the limit block and the bottom shell, the pad is located between the two limit blocks, the pad and the two limit blocks are connected and enclosed to form the positioning groove, and the pad and the arc-shaped stop block enclose to form the third through hole.

[0018] Furthermore, the outer cover includes a top plate portion and two arc-shaped side portions, the two ends of the top plate portion are respectively connected to the two arc-shaped side portions, the arc-shaped side portions are provided with guide grooves along their length directions, the bottom shell is provided with two guide strips protruding therefrom, the two guide strips are respectively inserted into the two guide grooves, the studs, the limiting fence and the pad are all protruding therefrom on the top plate portion, and the second through hole passes through the top plate portion.

[0019] Furthermore, the bottom shell includes a connecting plate, two supporting plates and a plurality of protrusions, the two supporting plates are respectively connected to the two ends of the connecting plate, and the supporting plate is fixed to a side of the connecting plate away from the stud, the connecting plate is provided with a concave cavity, the first through hole penetrates the connecting plate and the protrusion in sequence from the bottom wall of the concave cavity, one end of the fastener is located in the concave cavity, and the other end passes through the first through hole and is connected to the threaded hole.

[0020] Furthermore, the lock comprises a lock core, a lock body and a fork member, one end of the fork member is connected to the lock core, and the other end is connected to the lock body, the key can pass through the insertion hole and be inserted into the lock core, and the lock tongue is arranged in the lock body.

[0021] Compared with the prior art, the beneficial effects of the present invention include at least:

[0022] The utility model adds a decorative piece and a lock cover outside the lock to replace the traditional lock core cover. The lock cover is installed on the installation hole of the decorative piece. The lock cover is made of soft rubber material and is provided with an insertion hole. When the lock needs to be used to open or close the lock, the key can directly pass through the insertion hole of the lock cover and be inserted into the lock. By turning the key, the lock tongue in the lock can be extended or retracted. The operation method is simple, and the lock cover made of soft rubber is low in price, which can reduce the material cost of the door lock and is suitable for large-scale promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A schematic diagram of the structure of a door lock provided by an embodiment of the utility model;

[0024] Figure 2 for Figure 1 Exploded diagram of

[0025] Figure 3 A cross-sectional view of a door lock provided by an embodiment of the utility model after the key is removed;

[0026] Figure 4 A cross-sectional view of a lock cover provided in an embodiment of the utility model after being installed on a decorative piece;

[0027] Figure 5 The structure of the panel provided by the embodiment of the utility model is shown in FIG. Figure 1 ;

[0028] Figure 6 The structure of the panel provided by the embodiment of the utility model is shown in FIG. Figure 2 ;

[0029] Figure 7 The structure diagram of the bottom shell provided by the embodiment of the utility model Figure 1 ;

[0030] Figure 8 The structure diagram of the bottom shell provided by the embodiment of the utility model Figure 2 ;

[0031] Fig. 9 The structure diagram of the lock cover provided by the embodiment of the utility model Figure 1 ;

[0032] Fig.10 The structure diagram of the lock cover provided by the embodiment of the utility model Figure 2 .

[0033] In the figure:

[0034] 10. Lock; 11. Lock tongue; 12. Lock core; 121. Lock core; 13. Lock body; 14. Fork piece; 20. Decorative piece; 21. Mounting hole; 22. Panel; 221. Stud; 2211. Threaded hole; 222. Cover; 2221. Second perforation; 2222. Top plate; 2223. Arc-shaped side; 2224. Guide groove; 223. Limit fence; 2231. Arc-shaped stopper; 2232. Limit block; 224. Pad; 2 25. third through hole; 226. positioning groove; 23. bottom shell; 231. first through hole; 232. positioning hole; 233. guide bar; 234. connecting plate; 2341. concave cavity; 235. support plate; 236. protrusion; 237. support pad; 24. fastener; 30. lock cover; 31. jack; 32. receiving groove; 321. first groove; 322. second groove; 33. base plate; 34. boss; 35. positioning block; 40. key. DETAILED DESCRIPTION

[0035] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0036] See also Figures 1 to 4 As shown, an embodiment of the utility model discloses a door lock, which includes a lock 10, a decorative piece 20, a lock cover 30 and a key 40. The lock 10 is used to be installed in a door panel, and a lock tongue 11 is provided in the lock 10. The decorative piece 20 is used to be installed on the outer wall of the door panel, and a mounting hole 21 is provided through the decorative piece 20; the lock cover 30 is made of soft rubber material, and the lock cover 30 is installed on the mounting hole 21. The lock cover 30 is provided with a socket 31 corresponding to the lock 10; the socket 31 is arranged laterally, and the key 40 can be inserted into the lock 10 after passing through the socket 31. By turning the key 40, the lock tongue 11 in the lock 10 can be extended or retracted to complete the switch function of the door lock. The operation method is simple, and the lock cover 30 made of soft rubber material is low in price, which can reduce the material cost of the door lock.

[0037] It should be noted that the door panel is provided with a guide hole and an embedding groove connected to the guide hole, the axial direction of the embedding groove is perpendicular to the axial direction of the guide hole, the guide hole runs through the front and rear sides of the door panel, and the embedding groove is recessed in the side of the door panel. The lock 10 is a common lock on the market. The lock 10 generally includes a lock cylinder 12, a lock body 13 and a fork member 14. One end of the fork member 14 is connected to the lock cylinder 12 and the other end is connected to the lock body 13. The fork member 14 and the lock cylinder 12 are both located in the guide hole, and the lock body 13 is located in the embedding groove. The decorative member 20 is installed on the front side of the door panel, the lock cover 30 covers the lock cylinder 12, and the lock tongue 11 is arranged in the lock body 13. The key 40 can pass through the jack 31 and be inserted into the lock core 121 in the lock cylinder 12. By turning the key 40, the lock tongue 11 in the lock body 13 can be extended or retracted.

[0038] In some embodiments, the socket 31 is a "cross" shaped structure, which can prevent external moisture or dust from entering the lock 10 through the socket 31 to the greatest extent. When the key 40 passes through the socket 31 and extends into the lock core 12, the key 40 is rotated, and the "cross" shaped socket 31 part of the lock cover 30 will be deformed due to the characteristics of its own material, but will not be damaged. After the door lock is opened, the key 40 is pulled out and the lock cover 30 will return to its original state. Of course, the socket 31 can also be other structural forms.

[0039] The lock cover 30 is also provided with a receiving groove 32, which is laterally arranged and communicated with the insertion hole 31. Part of the lock 10 is exposed outside the door panel, and part of the lock 10 is inserted into the receiving groove 32 through the mounting hole 21, so that the key 40 can be accurately inserted into the lock 10 after passing through the insertion hole 31.

[0040] Please read further Figures 2 to 10 In this embodiment, the decorative member 20 includes a panel 22, a bottom shell 23 and a plurality of fasteners 24. The bottom shell 23 is used to connect with the door panel. A plurality of studs 221 are protruding from the side of the panel 22 facing the lock 10. The studs 221 are provided with threaded holes 2211. The bottom shell 23 is penetrated by a plurality of first through holes 231. The fasteners 24 pass through the first through holes 231 and are connected with the threaded holes 2211, so that the panel 22 is installed on the bottom shell 23. The bottom shell 23 and the panel 22 enclose the installation hole 21.

[0041] In this embodiment, the panel 22 includes an outer cover 222, a limiting fence 223, a pad 224 and a plurality of the studs 221. The limiting fence 223, the pad 224 and the studs 221 are all protruding on one surface of the outer cover 222. The outer cover 222 is penetrated by a second through hole 2221. The limiting fence 223 and the pad 224 are connected and enclosed to form a third through hole 225 and a positioning groove 226 connected to the third through hole 225. The bottom shell 23 is also penetrated by a positioning hole 232. The shape of the positioning hole 232 is similar to that of the lock core 12. The second through hole 2221, the third through hole 225 and the positioning hole 232 are connected in sequence, and the central axes of the second through hole 2221, the third through hole 225 and the positioning hole 232 are all on the same straight line.

[0042] The lock cover 30 includes a base plate 33, a boss 34 and a positioning block 35. The boss 34 and the positioning block 35 are both protruded on one side surface of the base plate 33. The boss 34 is connected to the positioning block 35. The outer circumference of the base plate 33 is larger than the size of the inner wall of the positioning hole 232. The shape of the base plate 33 can be designed as needed. The base plate 33 is clamped between the limiting fence 223 and the bottom shell 23. The boss 34 is located in the second through hole 2221 after passing through the third through hole 225. The positioning block 35 is located in the positioning groove 226, so that the lock cover 30 is fixed in the mounting hole 21. The second through hole 2221, the third through hole 225, the positioning hole 232, and the gap between the limiting fence 223 and the bottom shell 23 together constitute the mounting hole 21. The positioning hole 232 is connected to the receiving groove 32. The lock 10 is inserted into the receiving groove 32 of the lock cover 30 after passing through the positioning hole 232. The plug hole 31 is arranged on the boss 34.

[0043] In some embodiments, the accommodating groove 32 includes a first groove 321 and a second groove 322 connected to the first groove 321. The first groove 321 penetrates the substrate 33 from a side of the substrate 33 away from the boss 34 and extends toward the middle side of the boss 34. The second groove 322 penetrates the substrate 33 from a side of the substrate 33 away from the positioning block 35 and extends toward the middle side of the positioning block 35. The depth of the first groove 321 is greater than the depth of the second groove 322. The lock 10 is inserted into the first groove 321, and whether the lock 10 needs to be inserted into the second groove 322 can be determined according to actual conditions. The socket 31 is connected to the first groove 321.

[0044] The limiting fence 223 includes an arc-shaped stop block 2231 and two relatively arranged limit blocks 2232. The two ends of the arc-shaped stop block 2231 are respectively connected to the two limit blocks 2232. One end of the substrate 33 is clamped between the arc-shaped stop block 2231 and the bottom shell 23, and the other end is clamped between the limit block 2232 and the bottom shell 23. The pad 224 is located between the two limit blocks 2232. The thickness of the pad 224 is less than the thickness of the limit blocks 2232. The pad 224 and the two limit blocks 2232 are connected and enclosed to form the positioning groove 226. The pad 224 is also connected to the arc-shaped stop block 2231 and enclosed to form the third through hole 225.

[0045] In this embodiment, the outer cover 222 includes a top plate portion 2222 and two arc-shaped side portions 2223 arranged at intervals. The two ends of the top plate portion 2222 are respectively connected to the two arc-shaped side portions 2223. The arc-shaped side portions 2223 are provided with guide grooves 2224 along their length directions. The bottom shell 23 is provided with two guide strips 233 protruding therefrom. The two guide strips 233 are respectively inserted into the two guide grooves 2224, so as to quickly position the outer cover 222 on the bottom shell 23. At the same time, it can also prevent external moisture or dust from entering through the gap between the bottom shell 23 and the outer cover 222. The studs 221, the limiting fence 223 and the pad 224 are all protruding therefrom on the top plate portion 2222, and the second through hole 2221 passes through the top plate portion 2222.

[0046] The bottom shell 23 includes a connecting plate 234, two supporting plates 235 and a plurality of protrusions 236. The two supporting plates 235 are respectively connected to the two ends of the connecting plate 234, and the supporting plate 235 is fixedly arranged on a side of the connecting plate 234 away from the stud 221. A step is formed between the supporting plate 235 and the connecting plate 234. The supporting plate 235 is used to connect with the door panel. The connecting plate 234 and the door panel are arranged at intervals. A concave cavity 2341 is provided on a side of the connecting plate 234 facing the door panel. The first through hole 231 passes through the connecting plate 234 and the protrusion 236 in sequence from the bottom wall of the concave cavity 2341. One end of the fastener 24 is located in the concave cavity 2341, and the other end passes through the first through hole 231 and is connected to the threaded hole 2211. The protrusion 236 can abut against the stud 221, and the guide strip 233 is arranged on the supporting plate 235.

[0047] In some embodiments, the bottom shell 23 also includes a ring-shaped support pad 237, which is protruding from the side of the connecting plate 234 facing the top plate portion 2222. The shape of the support pad 237 matches the shape of the base plate 33 in the lock cover 30. The positioning hole 232 is located in the support pad 237, and the support pad 237 abuts against the base plate 33 to enhance the sealing of the lock cover 30 in the mounting hole 21.

[0048] The assembly method of the door lock includes the following steps:

[0049] Step S101, fix the lock 10 on the door panel, first install the lock body 13 in the embedding groove of the door panel, and then install the fork member 14 and the lock core 12 in the guide hole of the door panel, wherein the lock body 13 is connected to the lock core 12 through the fork member 14, and the lock core 12 is partially exposed outside the door panel;

[0050] Step S102, assembling the lock cover 30 on the decorative member 20, firstly, clamping the base plate 33 of the lock cover 30 between the limiting fence 223 of the panel 22 and the bottom shell 23, the boss 34 of the lock cover 30 passes through the third through hole 225 of the panel 22 and is located in the second through hole 2221, the positioning block 35 of the lock cover 30 is located in the positioning groove 226 of the panel 22, and then a plurality of fasteners 24 are respectively passed through the first through holes 231 of the bottom shell 23 and connected with the corresponding threaded holes 2211 in the panel 22, so as to fix the lock cover 30 on the mounting hole 21 of the decorative member 20;

[0051] Step S103, fix the decorative piece 20 on the door panel, fix the decorative piece 20 assembled with the lock cover 30 on the front side of the door panel, and insert the part of the lock core 12 protruding from the door panel into the accommodating groove 32 of the lock cover 30 after passing through the positioning hole 232 of the bottom shell 23, thereby completing the assembly of the door lock. When it is necessary to open or close the lock, the key 40 can directly pass through the insertion hole 31 of the lock cover 30 and be inserted into the lock core 12 of the lock 10. By turning the key 40, the lock tongue 11 in the lock 10 can be extended or retracted.

[0052] To sum up, the utility model adds a decorative piece 20 and a lock cover 30 outside the lock 10 to replace the traditional lock core cover. The lock cover 30 is installed on the mounting hole 21 of the decorative piece 20. The lock cover 30 is made of soft rubber material. The lock cover 30 is provided with a plug hole 31. When the lock 10 needs to be used to open or close the lock, the user does not need to manually open the traditional lock core cover. The key 40 can directly pass through the plug hole 31 of the lock cover 30 and be inserted into the lock 10. By turning the key 40, the lock tongue 11 in the lock 10 can be extended or retracted. The operation method is simple, and the lock cover 30 made of soft rubber is low in price, which can reduce the material cost of the door lock and is suitable for large-scale promotion.

[0053] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A door lock, characterized in that: include: A lock having a lock tongue disposed therein; A decorative piece, wherein the decorative piece is provided with a mounting hole; A lock cover, the lock cover is made of soft rubber material, the lock cover is installed on the installation hole, and the lock cover is provided with a socket corresponding to the lock; A key, after passing through the insertion hole, can be inserted into the lock, and the lock tongue in the lock can be extended or retracted by turning the key.

2. The door lock according to claim 1, characterized in that: The jack is a "cross" shaped structure.

3. The door lock according to claim 1, characterized in that: The lock cover is also provided with a receiving groove, which is communicated with the insertion hole, and part of the lock is inserted into the receiving groove through the installation hole.

4. The door lock according to claim 3, characterized in that: The decorative component includes a panel, a bottom shell and a plurality of fasteners. A plurality of studs are protruding from a side of the panel facing the lock, and the studs are provided with threaded holes. The bottom shell is provided with a plurality of first through holes. The fasteners pass through the first through holes and are connected to the threaded holes. The bottom shell and the panel are combined to form the mounting hole.

5. The door lock according to claim 4, characterized in that: The panel includes an outer cover, a limiting fence, a backing plate, and a plurality of studs, wherein the limiting fence, the backing plate, and the studs are all convexly arranged on one surface of the outer cover, the outer cover is penetrated with a second through hole, the limiting fence and the backing plate are connected and enclosed to form a third through hole and a positioning groove connected with the third through hole, the bottom shell is also provided with a positioning hole, and the second through hole, the third through hole, and the positioning hole are connected in sequence; The lock cover includes a base plate, a boss and a positioning block, the boss and the positioning block are both protruding from one side surface of the base plate, the base plate is clamped between the limiting fence and the bottom shell, the boss is located in the second through hole after passing through the third through hole, the positioning block is located in the positioning groove, the lock is inserted into the accommodating groove after passing through the positioning hole, and the plug hole is provided on the boss.

6. The door lock according to claim 5, characterized in that: The accommodating groove includes a first groove and a second groove connected to the first groove, the first groove penetrates the substrate from a side of the substrate away from the boss and extends concavely toward a middle side of the boss, the second groove penetrates the substrate from a side of the substrate away from the positioning block and extends concavely toward a middle side of the positioning block, the lock is inserted into the first groove, and the insertion hole is connected to the first groove.

7. The door lock according to claim 5, characterized in that: The limiting fence includes an arc-shaped stopper and two oppositely arranged limit blocks, the two ends of the arc-shaped stopper are respectively connected to the two limit blocks, one end of the substrate is clamped between the arc-shaped stopper and the bottom shell, and the other end is clamped between the limit block and the bottom shell, the pad is located between the two limit blocks, the pad and the two limit blocks are connected and enclosed to form the positioning groove, and the pad and the arc-shaped stopper enclose to form the third through hole.

8. The door lock according to claim 5, characterized in that: The outer cover includes a top plate portion and two arc-shaped side portions, the two ends of the top plate portion are respectively connected to the two arc-shaped side portions, the arc-shaped side portions are provided with guide grooves along their length directions, the bottom shell is provided with two guide strips protruding therefrom, the two guide strips are respectively inserted into the two guide grooves, the studs, the limiting fence and the pad are all protruding therefrom on the top plate portion, and the second through hole passes through the top plate portion.

9. The door lock according to claim 5, characterized in that: The bottom shell includes a connecting plate, two supporting plates and a plurality of protrusions, the two supporting plates are respectively connected to the two ends of the connecting plate, and the supporting plate is fixed to a side of the connecting plate away from the stud, the connecting plate is provided with a concave cavity, the first through hole penetrates the connecting plate and the protrusion in sequence from the bottom wall of the concave cavity, one end of the fastener is located in the concave cavity, and the other end passes through the first through hole and is connected to the threaded hole.

10. The door lock according to claim 1, characterized in that: The lock comprises a lock core, a lock body and a fork member, one end of the fork member is connected to the lock core, and the other end is connected to the lock body, the key can be inserted into the lock core after passing through the insertion hole, and the lock tongue is arranged in the lock body.

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