CN209249818U

CN209249818U - A kind of interface protector of the VGA image capture device based on FPGA

Info

Publication number: CN209249818U
Application number: CN201920266698.XU
Authority: CN
Inventors: 林红伍
Original assignee: TIANJIN HIGHTEM TECHNOLOGY CO LTD
Current assignee: TIANJIN HIGHTEM TECHNOLOGY CO LTD
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2019-08-13
Anticipated expiration: 2029-03-04

Abstract

The interface protector of the utility model discloses a kind of VGA image capture device based on FPGA, including buckle for locking wire and interface, it is characterised in that: buckle for locking wire includes sheath body and lock core, and lock core is slidably connected in the inner cavity of sheath body；Sheath body includes shell, and the middle part of sliding cavity lateral wall offers shift plate slide opening, and the pin hole at the middle part of the upper and lower two sidewalls of sliding cavity；Lock core includes sliding pin, sliding pin is located at the inside of sliding cavity, and the lateral wall of sliding pin is welded with the shift plate through shift plate slide opening, the two sidewalls up and down of sliding pin are fixedly installed with bullet pin, the device is after completing to fasten installation, data line can be fixed on the casing of VGA image capture device, when data line is pulled by external force, it can be acted on cabinet by the device in major part, without being impacted to VGA image pick-up card and its interface, with this come damage equipment interface when avoiding the problem that data line is pulled by external force as far as possible.

Description

A kind of interface protector of the VGA image capture device based on FPGA

Technical field

The utility model relates to VGA image capture device technical field, specially a kind of VGA Image Acquisition based on FPGA The interface protector of equipment.

Background technique

VGA image capture device generally all employs state-of-the-art VGA Image Acquisition compression module.Module can acquire high speed RGB image signal, and utilize efficient JPEG digital image compression technology, and FPGA is then field programmable gate array, it It is the product further developed on the basis of the programming devices such as PAL, GAL, CPLD, it is excellent by carrying out function based on FPGA The VGA image capture device of change has stronger image-capable, but its equipment connection jaws is still that traditional VGA Image Acquisition is set Standby interface, the interface with connect with sets of data lines after generally have bolt and be fixed, this connection type is reinforcing the two While connection structure, when data line is pulled by external force, also it is easy to be easy equipment interface by damage, due to existing rank Section the VGA image capture device cost based on FPGA costly, so needing to carry out it certain protection.

Utility model content

The interface protector of the purpose of this utility model is to provide a kind of VGA image capture device based on FPGA, To solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of VGA Image Acquisition based on FPGA is set Standby interface protector, including buckle for locking wire and interface, it is characterised in that: the buckle for locking wire includes sheath body and lock core, the lock Core is slidably connected in the inner cavity of sheath body；

The sheath body includes shell, and the inside of the shell is opened up there are two sliding cavity, and shell is run through at the both ends of sliding cavity The left and right sides wall of body is connected with the external world, and the middle part of the sliding cavity lateral wall offers shift plate slide opening, and on sliding cavity The pin hole at the middle part of lower two sidewalls；

The lock core includes sliding pin, and the sliding pin is located at the inside of sliding cavity, and the lateral wall of sliding pin is welded with Through the shift plate of shift plate slide opening, the two sidewalls up and down of the sliding pin are fixedly installed with bullet pin.

Preferably, the bullet pin includes pin rod and installation cavity, and the installation cavity is opened in the side wall of sliding pin, the pin Bar is slidably connected in installation cavity, and spring is welded between pin rod and installation cavity.

Preferably, the lower end of the buckle for locking wire is welded with framework, and the lower end of the framework is welded with hinged casing.

Preferably, the outside of the interface is fixedly installed with mounting plate, and the front surface of the mounting plate is welded with two hinges Spindle, the articulated shaft are plugged in the hinged casing, and the mounting plate is mutual by hinged casing and articulated shaft and framework Hingedly.

Preferably, two articulated shafts are located at the upper left quarter and right lower quadrant of mounting plate.

Preferably, the lower end of the pin rod is mutually welded integrally formed with snap-gauge, the lower surface of the snap-gauge with the spring It connects, integrally formed with limit edge, the internal diameter on the limit edge is less than the outer diameter of snap-gauge for the upper end of the installation cavity.

Compared with prior art, the utility model has the beneficial effects that a kind of VGA image capture device based on FPGA Data line can be fixed on the casing of VGA image capture device after completing to fasten installation by interface protector, the device On, when data line is pulled by external force, can be acted on cabinet by the device in major part, without being adopted to VGA image Truck and its interface impact, with this come damage equipment interface when avoiding the problem that data line is pulled by external force as far as possible.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the unilateral buckle for locking wire structural schematic diagram of the utility model.

Fig. 3 is the case structure schematic diagram of the utility model.

Fig. 4 is the lock core structure schematic diagram of the utility model.

Fig. 5 is the assembly method schematic diagram of the utility model.

Fig. 6 is the bullet latch structure schematic diagram of the utility model.

In figure: 1 framework, 2 buckle for locking wire, 3 hinged casings, 4 sheath bodies, 5 lock cores, 6 shells, 7 sliding cavities, 8 shift plate slide openings, 9 pins Hole, 10 shift plates, 11 sliding pins, 12 bullet pins, 13 mounting plates, 14 articulated shafts, 15 interfaces, 16 pin rods, 17 installation cavitys, 18 springs, 19 Snap-gauge, 20 limit edges.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of VGA image capture device based on FPGA Interface protector, including buckle for locking wire 2 and interface 15, it is characterised in that: buckle for locking wire 2 includes sheath body 4 and lock core 5, and lock core 5 is sliding It is dynamic to be connected in the inner cavity of sheath body 4；

Sheath body 4 includes shell 6, and the inside of shell 6 is opened up there are two sliding cavity 7, and shell 6 is run through at the both ends of sliding cavity 7 Left and right sides wall be connected with the external world, the middle part of 7 lateral wall of sliding cavity offers shift plate slide opening 8, and sliding cavity about 7 two The pin hole 9 at the middle part of side wall；

Lock core 5 includes sliding pin 11, and sliding pin 11 is located at the inside of sliding cavity 7, and the lateral wall of sliding pin 11 is welded with Through the shift plate 10 of shift plate slide opening 8, the two sidewalls up and down of sliding pin 11 are fixedly installed with bullet pin 12, shell 6,7 and of sliding cavity Sliding pin 11 is arc, and two buckle for locking wire 2 snap together one complete casing of composition, and the internal diameter of casing is slightly less than standard VGA data line outer diameter, the internal diameter of casing also may be slightly larger than standard VGA data line outer diameter, but it is moderate and have to need to paste thickness The filled layer of elasticity needs the corresponding buckle for locking wire 2 of manufactured size in processing if you need to adapt to the data line of special thickness, For the device integrally using the plastic production with excellent toughness and hardness, the position that pin hole 9 opens up is the cunning of other side buckle for locking wire 2 Dynamic pin 11 stretches out process, position when shift plate slide opening 8 and shift plate 10 are stuck, where bullet pin 12.

Specifically, bullet pin 12 includes pin rod 16 and installation cavity 17, installation cavity 17 is opened in the side wall of sliding pin 11, is sold Bar 16 is slidably connected in installation cavity 17, and spring 18 is welded between pin rod 16 and installation cavity 17.

Specifically, the lower end of buckle for locking wire 2 is welded with framework 1, the lower end of framework 1 is welded with hinged casing 3.

Specifically, the outside of interface 15 is fixedly installed with mounting plate 13, the front surface of mounting plate 13 is welded with two hinges Spindle 14, articulated shaft 14 are plugged in hinged casing 3, and mounting plate 13 is mutually cut with scissors by hinged casing 3 and articulated shaft 14 and framework 1 It connects, the middle part of mounting plate 13 offers the through-hole of 15 shape of interface, and back side is pasted with strongly adherent double-sided adhesive, is pasted onto and sets It is in income sliding cavity 7 under 11 conventional sense of sliding pin on the outer wall of standby cabinet.

Specifically, two articulated shafts 14 are located at the upper left quarter and right lower quadrant of mounting plate 13, detain two buckle for locking wire 2 It can be locked on mounting plate 13 after conjunction.

Specifically, the lower end of pin rod 16, integrally formed with snap-gauge 19, lower surface and the spring 18 of snap-gauge 19 are welded to each other, Integrally formed with limit along 20, the internal diameter limited along 20 is less than the outer diameter of snap-gauge 19 for the upper end of installation cavity 17.

Working principle: when will count when the utility model is used, mounting plate 13 is first pasted onto corresponding position by staff It is docked according to line with interface 15, by 1 set of the corresponding framework in two 3 positions of hinged casing in articulated shaft 14, around articulated shaft 14 to centre The framework 1 of rotation, until two frameworks 1 and buckle for locking wire 2 fasten, a hand catches framework 1 to be fixed, the index finger of another hand Pull the shift plate 10 of two buckle for locking wire 2 respectively with thumb, at this moment two sliding pins 11 can enter another under the drive of shift plate 10 In the sliding cavity 7 of a buckle for locking wire 2, when sliding into 9 position of pin hole, bullet pin 12 be will pop up, and complete locking wire in insertion pin hole 9 Detain the locked of 2 structures, the internal diameter of casing is slightly less than standard VGA data line outer diameter, gap preferably between 0.5mm ~ 0.8mm, according to Come insufficient gap, locked, needs when needing to dismantle data line of complete paired data line by the toughness and ductility of material By the framework 1 of sharp weapon chopping up apparatus, which can be fixed on VGA Image Acquisition by data line and set after completing to fasten installation On standby casing, when data line is pulled by external force, it can be acted on cabinet by the device in major part, without It impacts to VGA image pick-up card and its interface, is connect with this come damage equipment when data line being avoided to be pulled by external force as far as possible The problem of mouth.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of interface protector of the VGA image capture device based on FPGA, including buckle for locking wire (2) and interface (15), Be characterized in that: the buckle for locking wire (2) includes sheath body (4) and lock core (5), and the lock core (5) is slidably connected to the inner cavity of sheath body (4) In；

The sheath body (4) includes shell (6), and the inside of the shell (6) is opened up there are two sliding cavity (7), and sliding cavity (7) Left and right sides wall of the both ends through shell (6) is connected with the external world, and the middle part of sliding cavity (7) lateral wall offers shift plate Slide opening (8), and the pin hole (9) at sliding cavity (7) middle part of two sidewalls up and down；

The lock core (5) includes sliding pin (11), and the sliding pin (11) is located at the inside of sliding cavity (7), and sliding pin (11) Lateral wall be welded with the shift plate (10) through shift plate slide opening (8), the two sidewalls up and down of the sliding pin (11) are fixedly mounted There are bullet pin (12).

2. a kind of interface protector of VGA image capture device based on FPGA according to claim 1, feature exist In: the bullet pin (12) includes pin rod (16) and installation cavity (17), and the installation cavity (17) is opened in the side wall of sliding pin (11) Interior, the pin rod (16) is slidably connected in installation cavity (17), and is welded with spring between pin rod (16) and installation cavity (17) (18).

3. a kind of interface protector of VGA image capture device based on FPGA according to claim 1, feature exist In: the lower end of the buckle for locking wire (2) is welded with framework (1), and the lower end of the framework (1) is welded with hinged casing (3).

4. a kind of interface protector of VGA image capture device based on FPGA according to claim 3, feature exist In: the outside of the interface (15) is fixedly installed with mounting plate (13), and the front surface of the mounting plate (13) is welded with two hinges Spindle (14), the articulated shaft (14) are plugged in the hinged casing (3), and the mounting plate (13) passes through hinged casing (3) It is hinged with articulated shaft (14) and framework (1).

5. a kind of interface protector of VGA image capture device based on FPGA according to claim 4, feature exist In: two articulated shafts (14) are located at the upper left quarter and right lower quadrant of mounting plate (13).

6. a kind of interface protector of VGA image capture device based on FPGA according to claim 2, feature exist In: the lower end of the pin rod (16) is integrally formed with snap-gauge (19), lower surface and the spring (18) phase of the snap-gauge (19) Mutually welding, integrally formed with limit along (20), internal diameter of the limit along (20) is less than snap-gauge for the upper end of the installation cavity (17) (19) outer diameter.