Rear panel of electronic door lock

Abstract

The utility model provides an electronic door lock rear panel which comprises an installation plate, a cover plate matched with the installation plate, a battery box located between the installation plate and the cover plate, a handle support, a battery cover arranged on the cover plate in a covering mode, a handle matched with the handle support in a transmission mode, a back locking rotary knob connected to the cover plate in a rotating mode and a shifting piece matched with the back locking rotary knob in a transmission mode. A clamping block is arranged at the end, facing the mounting plate, of the back locking rotary knob in a protruding mode, the end, matched with the back locking rotary knob, of the shifting piece is an inserting end, and a barb matched with the clamping block in a clamped mode is arranged at the inserting end. According to the utility model, the toggle sheet is convenient to install, and the service life of the toggle sheet and the counter lock knob can be prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic door locks, and particularly relates to a rear panel of an electronic door lock. Background Art

[0002] The door lock panel is a box-shaped structure fixed on the door panel for installing a handle, accommodating functional elements such as the end of the handle connected to the lock core, etc. The door lock panels in the prior art are divided into two types: the front panel of the door lock outdoors and the rear panel of the door lock indoors. The existing rear panel includes a mounting plate, a cover plate matched with the mounting plate, a battery box located between the mounting plate and the cover plate, a handle bracket, a battery cover covering the cover plate, a handle in transmission cooperation with the handle bracket, an anti-lock knob rotatably connected to the cover plate, and a toggle piece in transmission cooperation with the anti-lock knob. The toggle piece is connected and matched with the anti-lock knob through a pin shaft, resulting in difficult installation of the toggle piece, affecting the installation efficiency, and the toggle piece is prone to swing, causing wear to the anti-lock knob, and affecting the service life of both. Summary of the Utility Model

[0003] Based on the above problems, the purpose of the utility model is to provide a rear panel of an electronic door lock that is convenient for installing the toggle piece and can extend the service life of the toggle piece and the anti-lock knob.

[0004] For the above problems, the following technical solutions are provided: A rear panel of an electronic door lock, including a mounting plate, a cover plate matched with the mounting plate, a battery box located between the mounting plate and the cover plate, a handle bracket, a battery cover covering the cover plate, a handle in transmission cooperation with the handle bracket, an anti-lock knob rotatably connected to the cover plate, and a toggle piece in transmission cooperation with the anti-lock knob. A clamping block protrudes from one end of the anti-lock knob facing the mounting plate. One end of the toggle piece matched with the anti-lock knob is a plug-in end, and an inverted hook for clamping and cooperating with the clamping block is arranged on the plug-in end.

[0005] In the above structure, the toggle piece is connected to the anti-lock knob through the clamping cooperation of the inverted hook on the plug-in end and the clamping block, thereby facilitating the installation of the toggle piece and improving the assembly efficiency of the utility model. Through the clamping cooperation of the clamping block and the inverted hook, the toggle piece can be limited, thus avoiding the random swing of the toggle piece, having higher synchronism with the anti-lock knob, improving the service life of the toggle piece and the anti-lock knob, and improving the operation comfort of anti-locking and unlocking of the utility model.

[0006] The utility model is further arranged such that a slot adapted to the end of the plug-in end is opened at one end of the anti-lock knob facing the mounting plate.

[0007] In the above structure, by providing the slot, it is convenient for the toggle piece to be positioned and installed, and the toggle piece can be prevented from rotating relative to the anti-lock knob, thereby improving the stability of the toggle piece and the reliability of the utility model.

[0008] The utility model is further configured that two clamping blocks are symmetrically arranged in the axial direction of the anti-locking knob.

[0009] By adopting the above structure, the structural strength of the connection between the anti-locking knob and the toggle plate can be improved, thereby improving the reliability of the utility model.

[0010] The utility model is further configured such that the anti-locking knob includes a connecting end passing through the cover plate and cooperating with the toggle plate, and a rotating end located outside the cover plate, and an end where the connecting end is connected to the rotating end is configured with an enlarged outer diameter to form a blocking portion, and the blocking portion is spaced apart from the end face of the rotating end.

[0011] In the above structure, the outer diameter expansion setting of the end where the connecting end is connected to the rotating end can improve the anti-slip property of the anti-locking knob after it is installed on the cover plate, thereby improving the stability of the anti-locking knob after installation and improving the reliability of the utility model.

[0012] The utility model is further configured that a clearance opening is provided on the connecting end relative to the radial direction thereof.

[0013] In the above structure, the elastic force of the umbrella-shaped end of the connecting end can be increased by providing the clearance opening, so that the connecting end can be easily inserted into the cover plate and engaged therewith, thereby improving the assembly efficiency of the utility model.

[0014] The utility model is further configured that two of the yielding openings are symmetrically arranged in the axial direction of the anti-locking knob.

[0015] The above structure can further increase the elastic force of the end of the connection terminal, thereby improving the convenience of assembling the anti-locking knob.

[0016] The utility model is further configured that a peripheral edge is welded on the outer edge of the mounting plate toward the cover plate.

[0017] In the above structure, spot welding is performed at multiple points between the surrounding edge and the mounting plate by laser welding, which makes the appearance tougher, and there will be no excessive grinding of the die-casting and necessary demolding angle. In the manufacturing process, there will be less unnecessary gas emissions and waste output than die casting, and the cost is also reduced. Therefore, the use of laser welding is superior to die casting in terms of structural appearance, economy and cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a schematic diagram of the split structure of the utility model.

[0020] Figure 3 It is a schematic diagram of the structure in which the toggle piece and the anti-lock knob cooperate with each other in the utility model.

[0021] Figure 4 This is a schematic cross-sectional structure diagram of the toggle piece and the anti-lock knob installed on the cover plate and the mounting plate in the present utility model.

[0022] The meanings of the reference numerals in the figure: 1 - mounting plate; 2 - cover plate; 3 - battery box; 4 - handle bracket; 5 - battery cover; 6 - handle; 7 - anti-lock knob; 8 - toggle piece; 71 - clamping block; 81 - insertion end; 82 - barb; 72 - slot; 73 - connection end; 74 - rotation end; 741 - blocking portion; 742 - relief opening; 11 - surrounding edge. Specific embodiments

[0023] The following will further describe in detail the specific embodiments of the present utility model in conjunction with the accompanying drawings and embodiments. The following embodiments are used to illustrate the present utility model, but are not used to limit the scope of the present utility model.

[0024] It should be noted that all the directional indications (such as up, down, left, right, front, back, back surface...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0025] As Figures 1 to 4 shown, a rear panel of an electronic door lock includes a mounting plate 1, a cover plate 2 that cooperates with the mounting plate 1, a battery box 3 located between the mounting plate 1 and the cover plate 2, a handle bracket 4, a battery cover 5 covering the cover plate 2, a handle 6 that is in transmission cooperation with the handle bracket 4, an anti-lock knob 7 rotatably connected to the cover plate 2, and a toggle piece 8 that is in transmission cooperation with the anti-lock knob 7. A clamping block 71 is protrudingly provided at one end of the anti-lock knob 7 facing the mounting plate 1. One end of the toggle piece 8 that cooperates with the anti-lock knob 7 is an insertion end 81, and a barb 82 that is in clamping cooperation with the clamping block 71 is provided on the insertion end 81.

[0026] In the above structure, the toggle piece 8 is connected to the anti-lock knob 7 by the barb 82 on the insertion end 81 being in clamping cooperation with the clamping block 71, which can facilitate the installation of the toggle piece 8 and improve the assembly efficiency of the present utility model. By the clamping cooperation between the clamping block 71 and the barb 82, the toggle piece 8 can be limited, thereby avoiding the random swinging of the toggle piece 8, having higher synchronism with the anti-lock knob 7, improving the service life of the toggle piece 8 and the anti-lock knob 7, and improving the operation comfort of locking and unlocking of the present utility model.

[0027] In this embodiment, a slot 72 adapted to the end of the insertion end 81 is provided at one end of the anti-lock knob 7 facing the mounting plate 1.

[0028] In the above structure, by providing the slot 72, it is convenient to position and install the toggle piece 8, and it can prevent the toggle piece 8 from rotating relative to the anti-lock knob 7, thereby improving the stability of the toggle piece 8 and enhancing the reliability of the present utility model.

[0029] In this embodiment, two clamping blocks 71 are symmetrically arranged in the axial direction of the anti-lock knob 7.

[0030] Adopting the above structure can improve the structural strength of the connection between the anti-lock knob 7 and the toggle piece 8, thereby enhancing the reliability of the present utility model.

[0031] In this embodiment, the anti-lock knob 7 includes a connection end 73 passing through the cover plate 2 and cooperating with the toggle piece 8, and a rotation end 74 located outside the cover plate 2. The outer diameter of the end of the connection end 73 connected to the rotation end 74 is enlarged to form a blocking portion 741, and the blocking portion 741 is spaced from the end face of the rotation end 74.

[0032] In the above structure, the outer diameter of the end of the connection end 73 connected to the rotation end 74 is enlarged, which can improve the anti-disengagement property of the anti-lock knob 7 after being installed on the cover plate 2, thereby enhancing the stability of the anti-lock knob 7 after installation and the reliability of the present utility model.

[0033] In this embodiment, a relief opening 742 is formed in the connection end 73 in the radial direction thereof.

[0034] In the above structure, by providing the relief opening 742, the elastic force of the umbrella-shaped end of the connection end 73 can be increased, and thus it is convenient for the connection end 73 to be inserted into the cover plate 2 for snap-fit, improving the assembly efficiency of the present utility model.

[0035] In this embodiment, two relief openings 742 are symmetrically arranged in the axial direction of the anti-lock knob 7.

[0036] Adopting the above structure can further increase the elastic force of the end of the connection end 73 and improve the convenience of assembling the anti-lock knob 7.

[0037] In this embodiment, a peripheral edge 11 is welded to the side of the outer edge of the mounting plate 1 facing the cover plate 2.

[0038] In the above structure, multiple points are spot-welded between the peripheral edge 11 and the mounting plate 1 by laser welding. The appearance is more robust, and there will be no excessive grinding of die-castings and necessary draft angles. In manufacturing, it produces less unnecessary gas emissions and waste than die-casting, and the cost is also reduced. Therefore, in terms of appearance, economy, and cost, the structure using laser welding is superior to die-casting.

[0039] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications under the above assumptions should also be regarded as the protection scope of the present utility model.

Claims

1. An electronic door lock rear panel, comprising a mounting plate, a cover plate cooperating with the mounting plate, a battery box located between the mounting plate and the cover plate, a handle bracket, a battery cover covering the cover plate, a handle in transmission cooperation with the handle bracket, an anti-lock knob rotatably connected to the cover plate, and a toggle piece in transmission cooperation with the anti-lock knob, characterized in that: One end of the anti-lock knob facing the mounting plate is protrudingly provided with a clamping block, and one end of the toggle piece cooperating with the anti-lock knob is a plug-in end, and an inverted hook for clamping and cooperating with the clamping block is provided on the plug-in end.

2. The rear panel of an electronic door lock according to claim 1, characterized in that: One end of the anti-lock knob facing the mounting plate is provided with a slot adapted to the end of the plug-in end.

3. The rear panel of an electronic door lock according to claim 2, characterized in that: Two clamping blocks are symmetrically arranged in the axial direction of the anti-lock knob.

4. The rear panel of an electronic door lock according to claim 1, characterized in that: The anti-lock knob includes a connection end passing through the cover plate and cooperating with the toggle piece and a rotation end located outside the cover plate. The outer diameter of the connection end at the end connected to the rotation end is enlarged to form a blocking portion, and the blocking portion is spaced from the end face of the rotation end.

5. The rear panel of an electronic door lock according to claim 4, characterized in that: A relief opening is provided on the connection end in the radial direction thereof.

6. The rear panel of an electronic door lock according to claim 5, characterized in that: Two relief openings are symmetrically arranged in the axial direction of the anti-lock knob.

7. The rear panel of an electronic door lock according to claim 1, characterized in that: A peripheral edge is welded on the outer edge of the mounting plate toward the cover plate side.

Images