CN214006822U

CN214006822U - Random coding type peep-proof key password panel

Info

Publication number: CN214006822U
Application number: CN202021850310.XU
Authority: CN
Inventors: 朱步元; 姚登仁; 张波
Original assignee: Ningbo Safewell Excellent Safes Co ltd
Current assignee: Ningbo Safewell Excellent Safes Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-08-20
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to a random coding formula peep-proof button password panel, its characterized in that: including the main casing body, circuit mainboard with random coding processing function, a bracket, touch circuit board and touch pad, circuit mainboard's front is equipped with a plurality of key position display module assembly, the back is equipped with the chip treater and shows the back of the main casing body, the main casing body is cyclic annular, the rear portion of the rampart of the main casing body has back annular shoulder blade, the back of bracket has a plurality of briquetting that extend backward, the bracket is fixed in the main casing, the front end of bracket is opened has main display window, be equipped with interior recess on the preceding terminal surface of bracket, the touch circuit board is arranged in interior recess and is covered main display window, peg graft each other through public female terminal between touch circuit board and the circuit mainboard, be equipped with the response position that corresponds with key position display module assembly on the touch circuit board, the touch pad then closely bonds with the touch circuit board and is used for button touch response. The circuit main board mostly exposes out of the back of the main shell, which is beneficial to wiring and ensures good heat dissipation of the circuit main board.

Description

Random coding type peep-proof key password panel

Technical Field

The utility model relates to an electronic trick lock panel for safe especially relates to a random coding formula peep-proof button password panel.

Background

Along with the rapid improvement of living standards of people, the demand of the safe box is increasing day by day, wherein an electronic safe box panel is an indispensable component, the existing electronic safe box panel generally comprises a substrate with a password key part, a lock hole for inserting a key is also arranged on the substrate, or a display screen for displaying time, date or numbers is arranged on the substrate, or a fingerprint identifier and the like are arranged on the substrate.

However, in the existing electronic panels of various safes, the password input position of the password input keyboard is fixed, so that a user is easy to peep or crack the password through gesture actions in the password input process. In order to solve the problems, a grille cover is arranged on a panel, so that the appearance of the whole product is abrupt, and the password input of a user is also facilitated.

At present, a dynamic password input technology for preventing peeping is also available in the market, for example, the technology disclosed in chinese patent application CN200410052612.1 entitled "dynamic password input method and keyboard thereof" is mainly used for password input in mobile phone apps and on ATMs. The use of this technology on safe electronic panels has not yet emerged.

Disclosure of Invention

The utility model aims to solve the technical problem that a random coding formula peep-proof button password panel that structural design is reasonable, the equipment is convenient is provided to above-mentioned prior art current situation.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a random coding type peep-proof key password panel is characterized in that: the circuit board comprises a main shell, a circuit board with a random coding processing function, a bracket, a touch circuit board and a touch pad, wherein a plurality of key position display modules are arranged on the front surface of the circuit board, a chip processor is arranged on the back surface of the circuit board and exposes out of the back surface of the main shell, the main shell is annular, the back part of the annular wall of the main shell is provided with a back annular shoulder blade, the periphery of the back surface of the circuit board is attached to the back annular shoulder blade, a plurality of pressing blocks extending backwards are arranged on the back surface of the bracket, the bracket is fixed in the main shell and enables the circuit board to be pressed on the back annular shoulder blade by the pressing blocks, a main display window for the key position display modules to be exposed out is arranged at the front end of the bracket, an inner concave part for the touch circuit board to be embedded in is arranged on the front end surface of the bracket, the touch circuit board is arranged in the inner concave part and covers the main display window, and the touch circuit board and the circuit board are mutually spliced through male and female terminals, the touch circuit board is provided with a sensing position corresponding to the key position display module, the touch pad is closely adhered to the touch circuit board for key touch sensing, and the touch pad covers the front end face of the whole bracket.

Preferably, a front annular shoulder blade is arranged at the front part of the annular wall of the main shell, an annular convex retaining shoulder is arranged at the periphery of the bracket, and the annular retaining shoulder is attached to the front annular shoulder blade. The installation of preceding annular shoulder blade to the bracket is spacing and indicative function, does benefit to the equipment and avoids causing the damage to the circuit mainboard in the installation.

The improved structure of the circuit main board is characterized in that a plurality of connecting lugs protruding inwards in the radial direction are arranged at intervals along the circumference at the rear part of the annular wall of the main shell, mounting holes for screws to penetrate through are formed in the connecting lugs, notches for avoiding the connecting lugs are formed in the periphery of the circuit main board, the connecting lugs are correspondingly attached to the pressing block, and threaded holes corresponding to the mounting holes are formed in the pressing block. The structure facilitates the connection and fixation of the bracket and the circuit board, the area of the connecting lug is small, so that the back face of the main shell body is exposed by the chip processor on the back face of the circuit main board as far as possible, the bracket and the main shell body can be fixed from the back face of the shell body through screws, and the fixing is convenient and reliable.

In a further improvement, a cavity is formed between the front end surface of the bracket and the inner annular wall of the main shell, and the touch pad is hidden in the cavity. The touch pad is hidden in the concave cavity, so that the surface of the panel is smoother, and the appearance is more attractive.

In a further improvement, the front surface of the circuit main board is provided with an indicator light, and one of the pressing blocks is provided with a through hole for the indicator light to pass through. The setting of the indicator light can indicate whether the password panel works or not, or other indicating functions, such as a red light indicating that the password is input wrongly and a green light indicating the on state.

Preferably, the front portion of the outer peripheral wall of the main casing has a ring-shaped rib, and a rear end surface of the rib is an inclined surface. The arrangement of the convex ribs is beneficial to embedding the panel in the mounting hole of the safety door, and the inclined plane can ensure that the main shell and the mounting hole are combined more firmly.

Preferably, the edge of the front end face of the bracket is provided with two front convex fool-proof bumps, and the periphery of the touch pad is provided with a fool-proof notch for inserting and matching the fool-proof bumps. Avoiding the installation dislocation of the touch panel.

Compared with the prior art, the utility model has the advantages of: because the back of the circuit main board is provided with the chip processor with the random coding processing function, the number arrangement displayed by the key position display module at each time can be changed, and lawless persons can be prevented from peeping or cracking passwords through gesture actions; the circuit of circuit mainboard and walk the line (need be connected with the lock structure control of safe) complicacy, and this design becomes the main casing body design and is cyclic annular, and then the annular shoulder blade only retrains the periphery of circuit mainboard, consequently ensures that the circuit mainboard most reveals the back of the main casing body, does benefit to the wiring, simultaneously, compare in traditional encapsulating the circuit mainboard in the casing and compare, also ensures the good heat dissipation of circuit mainboard. The touch circuit board is arranged in the inner concave part and covers the main display window, the touch circuit board and the circuit main board are mutually inserted through the primary and secondary terminals, the combination design of all the parts is reasonable, the touch pad covers the front end face of the whole bracket, and the whole appearance is ensured to be neat and attractive.

Drawings

Fig. 1 is a schematic front perspective view of an embodiment of the present invention;

fig. 2 is a schematic view of a back side three-dimensional structure of the embodiment of the present invention;

fig. 3 is a cross-sectional view of an embodiment of the present invention;

fig. 4 is a front exploded perspective view of an embodiment of the present invention;

fig. 5 is a back exploded perspective view of an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 5, it is a preferred embodiment of the present invention.

The utility model provides a peep-proof button cipher panel of random coding formula, includes main casing body 1, circuit mainboard 2, bracket 3, touch circuit board 4 and the touch pad 5 that have random coding processing function, and the front portion of main casing body 1 periphery wall has and is annular protruding muscle 14, and the rear end face 141 of protruding muscle 14 is the inclined plane.

The front of the circuit main board 2 is provided with a plurality of key position display modules 21, the back of the circuit main board 2 is provided with a chip processor 22 and exposes out of the back of the main shell 1, the main shell 1 is annular, the back of the annular wall of the main shell 1 is provided with a back annular shoulder blade 11, the periphery of the back of the circuit main board 2 is attached to the back annular shoulder blade 11, the back of the bracket 3 is provided with a plurality of pressing blocks 31 extending backwards, the bracket 3 is fixed in the main shell 1 and enables the pressing blocks 31 to press the circuit main board 2 on the back annular shoulder blade 11, the front end of the bracket 3 is provided with a main display window 32 for exposing out of the key position display modules 21, the front end surface of the bracket 3 is provided with an inner concave part 33 for the touch circuit board 4 to be embedded in, the touch circuit board 4 is arranged in the inner concave part 33 and covers the main display window 32, and the touch circuit board 4 and the circuit main board 2 are mutually inserted through male and female terminals, the circuit main board 2 is provided with a male terminal 25, the touch circuit board 4 is provided with a female terminal 42, and the touch circuit board 4 is provided with a sensing position 41 corresponding to the key position display module 21.

The touch panel 5 is closely adhered to the touch circuit board 4 for key touch sensing, and the touch panel 5 covers the front end face of the whole bracket 3. A concave cavity is formed between the front end surface of the bracket 3 and the inner annular wall of the main housing 1, and the touch pad 5 is hidden in the concave cavity. The touch pad 5 is made of acrylic, the substrate is black, the middle position corresponding to the key position display module 21 is provided with a touch part 51 made of semitransparent black material divided into three rows and four columns, and a light-transmitting part 52 made of semitransparent black material corresponding to the two indicator lights 24.

The front part of the annular wall of the main shell 1 is provided with a front annular shoulder blade 12, the periphery of the bracket 3 is provided with a convex annular retaining shoulder 34, and the annular retaining shoulder 34 is attached to the front annular shoulder blade 12.

The rear portion of the rampart of main casing body 1 is equipped with a plurality of radial inward convex engaging lugs 13 along circumference interval, it has the mounting hole 131 that supplies the screw to pass to open on the engaging lug 13, the periphery of circuit mainboard 2 is equipped with the breach 23 of dodging the engaging lug 13, the engaging lug 13 with the briquetting 31 corresponds the laminating to it has the screw hole 311 that corresponds with mounting hole 131 to open on briquetting 31.

The front surface of the circuit main board 2 is provided with the indicator lights 24, and one of the pressing blocks 31 is provided with a through hole 312 through which the indicator light 24 passes.

Two front convex fool-proof bumps 35 are arranged on the edge of the front end face of the bracket 3, and a fool-proof notch 53 for inserting the fool-proof bump 35 is arranged on the periphery of the touch pad 5.

Each time the circuit board 2 is used, it needs to be powered on. After power-on, the key position display module 21 will display 0-9 _, # on the keys according to the random arrangement mode by waking up the device through the key position collector. The user inputs the desired array by observing the display key value on the key position, matches the password through the chip processor, and outputs a door opening signal if the input of the array is correct. The key position collector and the chip processor are collectively called as a chip processor 22, and when the device is needed to be used next time, the device is awakened by the same method, the position of each key at the time can be changed, and a user can input a desired array again by observing the display value on the key position display module 21.

It should be noted that in the description of the present embodiment, the terms "front, back", "left, right", "up, down", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of describing the present invention and simplifying the description, but does not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A random coding type peep-proof key password panel is characterized in that: the key position display device comprises a main shell (1), a line main board (2) with a random coding processing function, a bracket (3), a touch circuit board (4) and a touch pad (5), wherein a plurality of key position display modules (21) are arranged on the front surface of the line main board (2), a chip processor (22) is arranged on the back surface of the line main board (2) and exposes out of the back surface of the main shell (1), the main shell (1) is annular, a rear annular shoulder blade (11) is arranged at the rear part of the annular wall of the main shell (1), the periphery of the back surface of the line main board (2) is attached to the rear annular shoulder blade (11), a plurality of pressing blocks (31) extending backwards are arranged on the back surface of the bracket (3), the bracket (3) is fixed in the main shell (1) and enables the pressing blocks (31) to press the line main board (2) on the rear annular shoulder blade (11), and a main display window (32) for the key position display modules (21) to come out is arranged at the front end of the bracket (3), be equipped with the confession on the preceding terminal surface of bracket (3) touch circuit board (4) inlay interior concave part (33) of establishing it in, touch circuit board (4) are arranged in interior concave part (33) and are hidden main display window (32), peg graft each other through public female terminal between touch circuit board (4) and circuit mainboard (2), are equipped with on touch circuit board (4) and correspond response position (41) with key position display module (21), touch pad (5) then closely adhere with touch circuit board (4) and are used for the touching response of button, simultaneously touch pad (5) cover the preceding terminal surface of whole bracket (3).

2. The random-coded privacy key password panel of claim 1, wherein: the anterior annular shoulder blade (12) before being equipped with of the rampart of main casing body (1), the periphery of bracket (3) has the annular of evagination and keeps off shoulder (34), annular keeps off shoulder (34) and preceding annular shoulder blade (12) laminating.

3. The random-coded privacy key password panel of claim 2, wherein: the rear portion of the rampart of main casing body (1) is equipped with a plurality of radial inward convex engaging lugs (13) along the circumference interval, it has mounting hole (131) that supply the screw to pass to open on engaging lug (13), the periphery of circuit mainboard (2) is equipped with right breach (23) that engaging lug (13) were dodged, engaging lug (13) with briquetting (31) correspond the laminating to it has with screw hole (311) that mounting hole (131) correspond to open on briquetting (31).

4. The random-coded privacy key password panel of claim 2, wherein: a concave cavity is formed between the front end face of the bracket (3) and the inner annular wall of the main shell (1), and the touch pad (5) is hidden in the concave cavity.

5. The random-coded privacy key password panel of claim 1, wherein: the front surface of the circuit main board (2) is provided with an indicator light (24), and a through hole (312) for the indicator light (24) to pass through is formed in one of the pressing blocks (31).

6. The random-coded privacy key password panel of claim 1, wherein: the front part of the outer peripheral wall of the main shell (1) is provided with an annular convex rib (14), and the rear end surface (141) of the convex rib (14) is an inclined surface.

7. The random-coded privacy key password panel of claim 1, wherein: be equipped with two preceding protruding fool-proof lugs (35) on the preceding terminal surface edge of bracket (3), touch pad (5) periphery is equipped with the confession fool-proof breach (53) that fool-proof lug (35) were inserted and are joined in marriage.