CN210888363U - Door lock - Google Patents

Abstract

The utility model discloses a door lock, which comprises a door lock shell and a decorative plate, wherein the door lock shell is provided with a notch, and the door lock shell is provided with a first connecting part; the decorative board install in on the lock shell and embedding the breach, be equipped with the second connecting portion on the decorative board, the second connecting portion with first connecting portion are connected in order to fix a position the decorative board, just the decorative board covers first connecting portion with the second connecting portion. According to the embodiment of the utility model provides a lock has avoided screwed connection to destroy door lock panel's damage to be favorable to improving panel intensity when guaranteeing panel outward appearance effect, low in manufacturing cost, the range of application is wide.

Description

Door lock

Technical Field

The utility model relates to a tool to lock makes technical field, in particular to lock.

Background

The door lock generally comprises a lock body, a front panel and a rear panel, wherein the front panel and the rear panel are respectively positioned at the front side and the rear side of a door body, the front panel of the door lock is generally provided with a front handle, a key hole, a keyboard or a fingerprint head and the like, the rear panel of the door lock is generally provided with a rear handle, a key hole, a back locking knob and the like, particularly, the front panel plays a role in decorating and decorating the door body, in order to enable the decoration effect of the front panel to be better bright, some of the prior art can carry out electroplating process treatment on the front panel and the rear panel, so that the front panel and the rear panel of the door lock are smooth in surface, but the door lock is single in appearance effect and cannot meet more diversified aesthetic requirements, and the scheme of the decorative plate arranged on the door lock is.

In addition, the existing installation and fixation of the door lock and the door body and the assembly and fixation of the door lock are mainly in split installation of screws and studs, the surface of a door lock panel is free from leaving screw holes, and a silica gel plug is usually added for ensuring the appearance effect, so that certain damage and damage can be caused to the door lock; in order to solve the related problems, a plastic cover is used for decorating a door lock panel in the market, a silica gel buckle is arranged in the plastic cover, the silica gel buckle is usually formed by double-material injection molding, and the manufacturing cost is higher.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent.

Therefore, the utility model aims to provide a door lock has the surface of avoiding haring the lock, simple structure, low cost's advantage.

The door lock comprises a door lock shell and a decorative plate, wherein the door lock shell is provided with a notch, and the door lock shell is provided with a first connecting part; the decorative board install in on the lock shell and embedding the breach, be equipped with the second connecting portion on the decorative board, the second connecting portion with first connecting portion are connected in order to fix a position the decorative board, just the decorative board covers first connecting portion with the second connecting portion.

According to the embodiment of the utility model provides a lock has avoided screwed connection to destroy door lock panel's damage to be favorable to improving panel intensity when guaranteeing panel outward appearance effect, low in manufacturing cost, the range of application is wide.

In addition, according to the door lock of the above embodiment of the present invention, the following additional technical features may also be provided:

in some embodiments, the first connecting portion includes a locking hole formed in the bottom wall of the notch, and the second connecting portion includes a buckle formed on the inner side surface of the decorative plate, the buckle is inserted into the locking hole, and the buckle is locked with the bottom wall of the notch.

In some embodiments, the buckle includes a first branch portion and a second branch portion which are oppositely disposed, at least one of the first branch portion and the second branch portion is provided with a positioning portion protruding outward, and when the buckle is inserted into the clamping hole, the positioning portion abuts against the inner side of the clamping hole.

In some embodiments, the first branch portion and the second branch portion each include a positioning portion protruding in a direction away from each other and having an arc shape.

In some embodiments, the second connecting portion further includes a reinforcing block connected to the decorative plate, the fixed end of the first branch portion, and the fixed end of the second branch portion, respectively.

In some embodiments, the second connection portion is hollow on the inside.

In some embodiments, the decorative plate is provided with positioning flanges extending inwards on the left and right sides, and the door lock shell is correspondingly provided with a positioning groove, and the positioning flanges cover the positioning groove.

In some embodiments, the door lock housing is provided with a plurality of first connecting portions, and the decorative plate is provided with second connecting portions corresponding to the plurality of first connecting portions; or, be equipped with a plurality of on the decorative board the second connecting portion, be equipped with on the lock shell with a plurality of the second connecting portion correspond first connecting portion.

In some embodiments, the outer side of the trim panel is flush with the outer side of the door lock housing.

In some embodiments, the door lock housing includes a lock body extending in a first direction and a handle coupled to the lock body, the handle extending in the first direction and being spaced apart from the lock body, the handle and the lock body having a hand-held space therebetween.

Further features and advantages of the door lock according to embodiments of the invention will be described in detail in the detailed description section that follows.

Drawings

Fig. 1 is a schematic view of a door lock according to an embodiment of the present invention.

Fig. 2 is a schematic view of a decorative panel according to an embodiment of the present invention.

Fig. 3 is an enlarged view of region a in fig. 2.

Fig. 4 is a sectional view of a door lock according to an embodiment of the present invention.

Fig. 5 is an enlarged view of region B in fig. 4.

Reference numerals:

the door lock 100 is provided with a door lock,

door lock shell 1, breach 11, first connecting portion, decorative board 2, second connecting portion, card hole 121, buckle 211, first tributary portion 2111, second tributary portion 2112, location portion 2113, boss 212, location hem 22, constant head tank 13, lock body 3, handle 4.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The door lock 100 according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 5, a door lock 100 according to an embodiment of the present invention includes: lock shell 1 and decorative board 2 are equipped with breach 11 on the lock shell 1, are equipped with first connecting portion on the lock shell 1, and decorative board 2 is installed on lock shell 1 and is imbedded breach 11, is equipped with the second connecting portion on the decorative board 2, and the second connecting portion are connected with first connecting portion in order to fix a position decorative board 2, and decorative board 2 covers first connecting portion and second connecting portion.

According to the utility model discloses lock 100 through set up decorative board 2 on lock shell 1, can be through the quick change lock 100's of decorative board pattern, moreover, the first connecting portion and the second connecting portion that will connect decorative board 2 and lock shell 1 are hidden by decorative board 2, can reduce the outside exposed structure of lock 100, have guaranteed the stability of being connected between first connecting portion and the second connecting portion, and in addition, still avoided the produced potential safety hazard of too much arch on the lock 100 surface.

Additionally, the utility model provides a can set up the screw hole on the lock shell 1, lock shell 1 can be connected with other parts through this screw hole, can hide the screw hole through decorative board 2 to make the appearance of lock 100 clean and tidy unanimous, moreover, also improved the security of lock, avoid disassembling lock 100 at will and lead to damaging.

In the utility model, the first connecting part and the second connecting part can be connected by adopting a magnetic attraction mode; first connecting portion and second connecting portion also can adopt the mode of joint to connect etc., the utility model provides a concrete structure that some first connecting portions and second connecting portion are connected.

With reference to fig. 1 to 4, the first connecting portion includes a fastening hole 121 formed in the bottom wall of the notch 11, the second connecting portion includes a fastening buckle 211 formed on the inner side surface of the decorative plate 2, the fastening buckle 211 is inserted into the fastening hole 121, and the fastening buckle 211 is fastened to the bottom wall of the notch 11.

The inner side of the decorative plate 2 is the side shown in fig. 2, and after the decorative plate 2 and the door lock housing 1 are assembled, the inner side of the decorative plate 2 is located at the inner side and cannot be seen from the outside of the door lock. The buckle 211 on the decorative plate 2 is clamped in the clamping hole 121 on the door lock shell 1, and as shown in fig. 4, the buckle 211 is clamped with the bottom wall of the notch 11, so that the influence on the appearance surface caused by the traditional screw hole fixing screw on the decorative plate 2 is avoided, and the door lock is simple and reliable in structure and easy to popularize and apply.

In some embodiments, the buckle on the decorative plate 2 is in the form of an expansion buckle, after the decorative plate 2 is detached from the door lock housing 1, the expansion buckle is in a natural state, after the decorative plate 2 is assembled with the door lock housing 1, the expansion buckle is clamped into the clamping hole of the door lock housing 1, and the expansion buckle is pressed by the peripheral wall of the clamping hole, so that the expansion buckle tightly abuts against the inner side wall of the clamping hole 121, and the stable connection between the decorative plate 2 and the door lock housing 1 is realized.

In order to ensure the reliability of the clamping structure, referring to fig. 3 and 4, the buckle 211 includes a first branch portion 2111 and a second branch portion 2112 which are oppositely arranged, at least one of the first branch portion 2111 and the second branch portion 2112 is provided with a positioning portion 2113 which protrudes outwards, and when the buckle 211 is inserted into the clamping hole 121, the positioning portion 2113 abuts against the inner side of the clamping hole 121. The positioning portion 2113 is a structure protruding outward, the positioning portion 2113 is suitable for fastening and connecting the buckle 211 and the fastening hole 121, and the positioning portion 2113 may be set to any structure that facilitates the buckle 211 to be fastened and positioned, for example, a triangular structure or a shuttle structure with a guiding inclined surface.

Alternatively, with reference to fig. 3 and 4, each of the first and second branch portions 2111 and 2112 includes a positioning portion 2113 that is convex in a direction away from each other and is curved. When the decorative plate is mounted on the door lock shell, the first branch portion and the second branch portion are close to each other by pressing the decorative plate through the arc-shaped positioning plate 2113 under the pressing action, so that the buckle 211 is conveniently clamped into the clamping hole; when the decorative plate needs to be detached, the decorative plate can be buckled in the direction away from the door lock shell through external force, and similarly, under the action of the arc-shaped positioning plate 2113, the first branch portion and the second branch portion are close to each other, so that the decorative plate can be taken down.

In addition, in order to increase structural strength against various compression by external action, the second connection portion further includes a reinforcing block 212, and the reinforcing block 212 is connected to the decorative plate 2, the fixed end of the first branch portion 2111, and the fixed end of the second branch portion 2112, respectively. In other words, one end of the first branch portion 2111 and one end of the second branch portion 2112 are connected to the reinforcing block 212, and are fixed to the inner surface of the trim panel 2 by the reinforcing block 212, the other end of the first branch portion 2111 or the other end of the second branch portion 2112 is connected to the positioning portion 2113, and the trim panel 2 and the door lock housing 1 are fixedly connected by positioning and connecting the clip 211 in the clip hole 121 by the positioning portion 2113.

Referring to fig. 2 to 4, the second connection portion is hollow. The second connection portion has a gap therein, so that the first and second branches 2111 and 2112 approach each other to generate an elastic force for pressing the inner sidewall of the card hole 121.

In the injection molding process, because the second connecting part is hollow, the thickness of the decorative plate is uniform, and poor injection molding is avoided.

Referring to fig. 1, 4 and 5, in order to improve the aesthetic appearance and the integrity of the appearance of the product, the left and right sides of the decorative plate 2 are provided with positioning flaps 22 extending inwards, the door lock housing 1 is correspondingly provided with a positioning slot 13, and the positioning flaps 22 cover the positioning slot 13. In other embodiments, can set up the structure of other adaptation location hems 22 on the lock shell 1, if can set up location step etc. for the both sides of location hem 22 at lock shell 1, location hem 22 lid is located on the location step, in addition, for the surface that makes the lock levels smoothly, and the outward appearance effect is more outstanding, and the lateral surface that sets up decorative board 2 flushes with the lateral surface of lock shell 1.

In addition, the decorative plate 2 has the functions of corrosion resistance, water retaining and oxidation prevention of the lock body internal parts and the connecting pieces besides the decorative function, and optionally, a sealing strip is arranged in the positioning groove 13, so that the decorative plate 2 is tightly connected with the door lock shell 1, and the door lock 100 is protected to a certain degree.

Optionally, a plurality of first connecting portions are disposed on the door lock housing 1, and second connecting portions corresponding to the plurality of first connecting portions are disposed on the decorative plate 2, or a plurality of second connecting portions are disposed on the decorative plate 2, and first connecting portions corresponding to the plurality of second connecting portions are disposed on the door lock housing 1, where it needs to be noted that the first connecting portions and the second connecting portions are not necessarily in a one-to-one correspondence relationship, and may be one-to-one, or one-to-many, or many-to-one, or many-to-many, and may be specifically determined according to actual situations.

Referring to fig. 1, a door lock housing 1 includes: the lock body 3 and the handle 4, lock body 3 extends along the first direction, and handle 4 links to each other with lock body 3, and handle 4 extends along the first direction and is spaced apart from lock body 3, has between handle 4 and the lock body 3 and holds the space. The first direction in which the lock body 3 extends is the up-down direction as shown in fig. 1, and it can also be understood that the lock body 3 and the handle 4 are installed on the door body and then extend relative to the door body, the door lock housing 1 generally includes a front panel installed on the outer side of the door body and a rear panel installed on the rear side of the door body, the lock body 3 is generally accommodated in the door lock housing 1 and between the front panel and the rear panel, and the handle 4 is held and pulled or rotated to trigger the latch bolt in the lock body to be disengaged from or inserted into the lock hole, thereby implementing the process of opening and closing the door.

In a word, according to the utility model discloses the lock, decorative board 2 is provided with and does benefit to the single outward appearance of change lock, satisfy many first and individualized demands day by day, for example print various patterns such as fruit on decorative board 2, the animal, chinese element's symbol etc, 2 lids of decorative board are located on lock shell 1, not only cover the fastening screw between lock shell 1 and its internals, still cancelled the screw setting between decorative board 2 and the lock shell 1, thereby make the outward appearance wholeness and the aesthetic property of lock obtain improving, simple structure is reliable simultaneously, and easy popularization and application, low cost.

In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description of the present invention and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description herein, references to the description of the terms "one embodiment," "some embodiments," "other embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A door lock, comprising:

the door lock comprises a door lock shell, a first connecting part and a second connecting part, wherein the door lock shell is provided with a notch;

the decorative board, the decorative board install in on the lock shell and embedding the breach, be equipped with the second connecting portion on the decorative board, the second connecting portion with first connecting portion are connected in order to fix a position the decorative board, just the decorative board covers first connecting portion with the second connecting portion.

2. The door lock according to claim 1, wherein the first connecting portion includes a locking hole provided in the bottom wall of the notch, and the second connecting portion includes a catch provided on an inner side surface of the decorative plate, the catch being inserted into the locking hole, and the catch being locked to the bottom wall of the notch.

3. The door lock of claim 2, wherein the buckle includes a first branch portion and a second branch portion, the first branch portion and the second branch portion are opposite to each other, at least one of the first branch portion and the second branch portion is provided with a positioning portion protruding outwards, and when the buckle is inserted into the fastening hole, the positioning portion abuts against the inner side of the fastening hole.

4. The door lock according to claim 3, wherein the first branch portion and the second branch portion each include a positioning portion that protrudes in a direction away from each other and is arc-shaped.

5. The door lock of claim 3, wherein the second connecting portion further includes a reinforcing block connected to the decorative plate, the fixed end of the first branch portion, and the fixed end of the second branch portion, respectively.

6. The door lock of claim 1, wherein the second connecting portion is hollow on the inside.

7. A door lock according to claim 1, wherein the decorative panel is provided with inwardly extending locating tabs on the left and right sides thereof, and the door lock housing is correspondingly provided with locating slots in which the locating tabs are located.

8. The door lock according to claim 1,

the door lock shell is provided with a plurality of first connecting parts, and the decorative plate is provided with second connecting parts corresponding to the first connecting parts; or

The decorative board is provided with a plurality of second connecting parts, and the door lock shell is provided with a plurality of first connecting parts corresponding to the second connecting parts.

9. The door lock of claim 1, wherein an outer side of the trim panel is flush with an outer side of the door lock housing.

10. The door lock of claim 1, wherein the door lock housing comprises:

a lock body extending in a first direction;

a handle coupled to the lock body, the handle extending in the first direction and being spaced apart from the lock body, the handle and the lock body having a hand-held space therebetween.

Images