CN211900382U

CN211900382U - Cat eye internal and external machine signal transmission fixed establishment

Info

Publication number: CN211900382U
Application number: CN201922073144.0U
Authority: CN
Inventors: 傅豫挺
Original assignee: Hangzhou Eyecloud Technology Co ltd
Current assignee: Hangzhou Eyecloud Technology Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-11-10
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses an interior outer quick-witted signal transmission fixed establishment of cat eye, including interior machine and outer machine, be equipped with the cat eye passageway between interior machine and the outer machine, outer machine includes the outer casing and installs the outer machine circuit board in the outer casing is inside, interior machine includes the interior frame of signal keysets and the interior circuit board of location, be connected with flexible PCB between outer machine circuit board and the signal keysets, be equipped with the interior casing that can dismantle the connection on the interior frame. The utility model discloses aim at improving installation reliability and convenience, save the installation required time.

Description

Cat eye internal and external machine signal transmission fixed establishment

Technical Field

The utility model belongs to the security protection field especially relates to an inside and outside quick-witted signal transmission fixed establishment of cat eye.

Background

The cat eye is a common tool on a door, can help a user to observe the condition outside the door, determines the condition of visitors outside the door or the occurrence condition, and greatly facilitates the life of people. The signal transmission fixed establishment of current cat eye, like chinese patent publication No.: CN204804651U discloses an electronic peep hole, which has an outdoor unit and an indoor unit, the indoor unit and the indoor unit are connected by a data transmission connection line, and the overall structure is complex, and especially the indoor unit needs to be disassembled and adjusted repeatedly, which consumes more time and is inconvenient in installation process.

SUMMERY OF THE UTILITY MODEL

In order to overcome the complicated, the inconvenient not enough of installation of structure among the prior art, the utility model provides an inside and outside quick-witted signal transmission fixed establishment of cat eye improves installation reliability and convenience, sparingly installs required time.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an inside and outside quick-witted signal transmission fixed establishment of cat eye, includes interior machine and outer machine, be equipped with the cat eye passageway between interior machine and the outer machine, outer machine includes the outer casing and installs the outer quick-witted circuit board in the outer casing is inside, interior machine includes the signal keysets and fixes a position the interior frame of interior machine circuit board, be connected with flexible PCB between outer machine circuit board and the signal keysets, be equipped with the interior casing that can dismantle the connection on the interior frame. The signal transmission between the outer machine and the inner machine adopts a flexible PCB, the flexible PCB adopts a ground signal shielding mode, the receiving circuit is surrounded by a shielding body to prevent the receiving circuit from being interfered by a peripheral electromagnetic field, the signal transmission quality is ensured, the reliability is improved, and the distance between the inner machine and the outer machine can be well adapted. Adopt the disconnect-type between interior frame and the interior casing, interior frame is fixed on the door, and interior frame and interior casing can both dismantle the connection, can be including convenient with interior casing from interior frame separation under frame and the fixed circumstances of holding, improved the installation convenience.

Preferably, one side of the signal adapter plate facing the inner machine shell is provided with a strip-shaped spring needle seat, the spring needle seat is provided with a plurality of spring needle male heads, a spring needle female head corresponding to the spring needle male head is arranged in the inner machine shell, and the spring needle male head is in contact fit with the spring needle female head after the inner machine base and the inner machine shell are positioned and installed. The cat eye inner unit needs intermittent type nature dismantlement to be used for charging, adopts the spring needle cooperation mode, makes things convenient for the inner unit installation to dismantle, can guarantee the reliable contact of signal again.

Preferably, the inner machine base is provided with a limiting guide groove which is matched with the edge of the spring needle seat in a positioning way. Set up spacing guide slot at the spring-pin seat edge, the user can adopt blind operation's mode to install cat eye indoor unit fast in the installation, and spacing guide slot makes the male and female head of spring-pin can the contact position more accurate, increases signal transmission's stability.

Preferably, an elastic buckling piece is arranged in the inner machine shell and comprises an elastic part and clamping parts located at two ends of the elastic part, a buckle matched with the clamping parts is arranged on the inner machine base, a button acting on the clamping parts is arranged at the edge of the inner machine shell, and the button presses the clamping parts to compress the elastic parts so that the buckle and the clamping parts are separated from the clamping parts. The button through interior casing presses the joint portion at elasticity buckle piece both ends for joint portion moves inwards, and elastic component receives the compression, and the buckle breaks away from with joint portion, thereby realizes the separation between interior casing and the interior base, and the dismantlement process can be accomplished by one hand, comparatively convenient and fast.

Preferably, the middle part of the elastic buckling piece is provided with a positioning part with a positioning hole, a positioning column matched with the positioning hole is arranged in the inner casing, the clamping part is provided with a sliding groove arranged along the moving direction of the clamping part, and the inner casing is provided with a limiting screw in sliding fit with the sliding groove. Therefore, the elastic clamping piece is accurately positioned, and the clamping connection is effectively ensured to be reliable and the dismounting process is smooth.

Preferably, the inner machine shell comprises an inner machine shell and an inner machine bottom plate, a positioning groove is formed in one surface, facing the inner machine base, of the inner machine bottom plate, and the inner machine base is accommodated in the positioning groove. When the inner machine shell is installed on the inner machine base, the inner machine base can conveniently enter the positioning groove smoothly to be clamped and fixed, and the installation efficiency is improved.

The utility model has the advantages that: (1) the time required by the mounting and dismounting process is shortened, and the convenience in mounting, dismounting and use is improved; (2) the communication adopts flexible PCB to connect between the interior machine and the outer machine, adopts the contact cooperation of pogo pin in the interior machine, guarantees that signal transmission quality is stable when improving the dismouting convenience.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a schematic structural diagram of the inner frame of the present invention;

fig. 4 is a schematic view of the connection structure between the inner frame and the inner housing of the present invention.

In the figure: the internal machine 1, the internal machine casing 11, button 11a, internal bottom plate 11b, through-hole 11c, constant head tank 11d, the female head of pogo pin 11e, internal machine shell 11f, reference column 111, internal base 12, spacing guide slot 12a, buckle 12b, signal keysets 13, the public head of pogo pin 13a, pogo pin seat 13b, elasticity buckle piece 14, location portion 14a, joint portion 14b, elastic portion 14c, locating hole 141, spout 142, spacing screw 15, cat eye passageway 2, outer machine 3, flexible PCB 4.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1, a cat eye internal and external machine signal transmission fixing mechanism comprises an internal machine 1 and an external machine 3, and a cat eye channel 2 is arranged between the internal machine 1 and the external machine 3. The outer unit 3 includes an outer unit casing and an outer unit circuit board mounted inside the outer unit casing, as shown in fig. 2, the inner unit 1 includes a signal adapter plate 13 and an inner unit base 12 for positioning the inner unit circuit board, a flexible PCB4 is connected between the outer unit circuit board and the signal adapter plate 13, and the inner unit base 12 is provided with a detachably connected inner unit casing 11. The signal transmission between the cat eye and the cat eye adopts the flexible PCB4, the flexible PCB4 adopts a ground signal shielding mode, and the receiving circuit is surrounded by a shielding body to prevent the interference of a peripheral electromagnetic field. The high-speed transmission signal adopts a differential transmission technology, the signals are equal in length and equal in width and close to each other, and the anti-interference performance of the signals is enhanced. The inner unit casing 11 includes an inner unit casing 11f and an inner unit base plate 11b, a positioning groove 11d is formed on a surface of the inner unit base plate 11b facing the inner unit base 12, and the inner unit base 12 is accommodated in the positioning groove 11 d.

Referring to fig. 2 and 3, a strip-shaped pogo pin seat 13b is disposed on one side of the signal adapter plate 13 facing the inner casing 11, a plurality of pogo pin male heads 13a are disposed on the pogo pin seat 13b, a pogo pin female head 11e corresponding to the pogo pin male head 13a is disposed in the inner casing 11, and the pogo pin male head 13a is in contact fit with the pogo pin female head 11e after the inner casing 12 and the inner casing 11 are positioned and mounted. The inner base 12 is provided with a limiting guide groove 12a matched with the edge of the spring needle seat 13b in a positioning way, so that the signal adapter plate 13 and the inner base 12 are accurately positioned.

As shown in fig. 4, an elastic buckling piece 14 is disposed in the inner casing 11, the elastic buckling piece 14 includes an elastic portion 14c and buckling portions 14b located at two ends of the elastic portion 14c, a buckle 12b engaged with the buckling portion 14b is disposed on the inner casing 12, a through hole 11c is disposed on a bottom surface of a positioning groove 11d of the inner casing base plate 11b to facilitate the buckle 12b to pass through, and a buckling hole is disposed on the buckling portion 14b to engage with the buckle 12 b. The middle portion of the elastic buckle sheet 14 is provided with a positioning portion 14a having a positioning hole 141, and the inner housing 11 is provided with a positioning post 111 matching with the positioning hole 141. The middle portion of the elastic buckle sheet 14 is provided with a positioning portion 14a having a positioning hole 141, and the inner housing 11 is provided with a positioning post 111 matching with the positioning hole 141. In this embodiment, the elastic buckling piece 14 is horizontally arranged in a long strip shape, the elastic portion 14c is located on two sides of the positioning portion 14a, the elastic portion 14c is in a symmetrical U-shaped structure, when the elastic buckling piece 14 is transversely stressed, the U-shaped structure of the elastic portion 14c is pressed and bent, and the buckling portion 14b approaches the positioning portion 14a, so that the buckling portion 14b and the buckle 12b are separated from a buckling state. The engaging portion 14b is provided with a sliding groove 142 formed along the moving direction of the engaging portion 14b, and the inner housing 11 is provided with a limit screw 15 slidably engaged with the sliding groove 142.

As shown in fig. 2, the edge of the inner casing 11 is provided with buttons 11a acting on the latch portions 14b, the buttons 11a are located on the left and right sides of the inner casing 11f, the elastic latch pieces 14 are horizontally arranged, the latch portions 14b at both ends are respectively provided with protrusions contacting with the buttons 11a, and the buttons 11a press the latch portions 14b to compress the elastic portions 14c so that the latches 12b and the latch portions 14b are separated from the latch portions 14 b. The cat eye internal unit is used for when charging owing to need intermittent type nature dismantlement, pushes down the button 11a of the internal unit casing 11 left and right sides, and the one hand can accomplish the dismantlement.

Claims

1. The utility model provides an inside and outside quick-witted signal transmission fixed establishment of cat eye, characterized by includes interior machine (1) and outer machine (3), be equipped with cat eye passageway (2) between interior machine (1) and outer machine (3), outer machine (3) are including outer casing and install the outer quick-witted circuit board in outer casing inside, interior machine (1) is including signal keysets (13) and interior frame (12) of the interior machine circuit board of location, be connected with flexible PCB (4) between outer machine circuit board and signal keysets (13), be equipped with interior casing (11) that can dismantle the connection on interior frame (12).

2. The cat eye internal and external machine signal transmission fixing mechanism according to claim 1, wherein one side of the signal adapter plate (13) facing the inner machine shell (11) is provided with an elongated spring needle seat (13 b), the spring needle seat (13 b) is provided with a plurality of spring needle male heads (13 a), the inner machine shell (11) is provided with a spring needle female head (11 e) corresponding to the spring needle male head (13 a), and the spring needle male head (13 a) is in contact fit with the spring needle female head (11 e) after the inner machine base (12) and the inner machine shell (11) are positioned and installed.

3. The signal transmission fixing mechanism for the cat-eye inner and outer machine according to claim 2, characterized in that the inner machine base (12) is provided with a limit guide groove (12 a) which is matched with the edge of the spring needle seat (13 b) in a positioning way.

4. The cat eye internal and external machine signal transmission fixing mechanism according to claim 1, wherein an elastic buckling piece (14) is arranged in the internal machine shell (11), the elastic buckling piece (14) comprises an elastic part (14 c) and clamping parts (14 b) positioned at two ends of the elastic part (14 c), a buckle (12 b) matched with the clamping part (14 b) is arranged on the internal machine base (12), a button (11 a) acting on the clamping part (14 b) is arranged at the edge of the internal machine shell (11), and the button (11 a) presses the clamping part (14 b) to compress the elastic part (14 c) so that the buckle (12 b) and the clamping part (14 b) are separated from the clamping part (14 b).

5. The signal transmission fixing mechanism for the cat eye internal and external machine according to claim 4, wherein the middle part of the elastic buckling piece (14) is provided with a positioning part (14 a) with a positioning hole (141), and the internal machine shell (11) is provided with a positioning column (111) matched with the positioning hole (141).

6. The signal transmission fixing mechanism for the cat eye inner and outer machine according to claim 5, wherein the clamping portion (14 b) is provided with a sliding groove (142) formed along the moving direction of the clamping portion (14 b), and the inner machine shell (11) is provided with a limiting screw (15) in sliding fit with the sliding groove (142).

7. The inner and outer machine signal transmission fixing mechanism of the cat eye according to claim 1, wherein the inner machine shell (11) comprises an inner machine shell (11 f) and an inner machine bottom plate (11 b), a positioning groove (11 d) is formed in one surface of the inner machine bottom plate (11 b) facing the inner machine base (12), and the inner machine base (12) is accommodated in the positioning groove (11 d).