CN208768186U - A kind of miniature low-light level television - Google Patents

Abstract

The utility model provides a kind of miniature low-light level television, including lens barrel, sensor, preceding spacer ring, insulation board, sensor PCB, rear spacer ring, the image processing module, rear cover set gradually from front to back along the longitudinal direction, wherein, the front side of spacer ring before lens barrel is mounted on, sensor is housed in be formed by space by lens barrel and preceding spacer ring；The rear side of spacer ring before spacer ring is mounted on afterwards, insulation board, sensor PCB are housed in preceding spacer ring and rear spacer ring is formed by space；Rear cover is mounted on the rear side of rear spacer ring, and image processing module is housed in rear spacer ring and rear cover is formed by space.Image processing module and sensor PCB are arranged on the same axis of front-rear direction, in this way, greatly reduce the machine core diameter dimension and height of low-light level television, this compact-sized miniature low-light level television can be applied more broadly on various portable equipments, portable equipment size is reduced, portable performance is improved.

Description

A kind of miniature low-light level television

Technical field

The utility model belongs to night observation device field, and in particular to a kind of miniature low-light level television.

Background technique

Currently, low-light level television is widely used in the fields such as investigation, monitoring, it is general as man portable low-light level television size All over larger, portable capability is poor；Simultaneously when low-light level television works long hours or when environment temperature is higher, to avoid low-light level television Internal structure overheat, need to carry out heat dissipation work, heat dissipation usually realized with heat release hole, but be easy to cause dust debris in this way Into being damaged to internal structure, reduce the service life of low-light level television.Therefore how to make low-light level television it is compact-sized, convenient for taking Band simultaneously possesses good heat dissipation performance as urgent problem to be solved.

Utility model content

The main purpose of the utility model is to provide a kind of miniature low-light level television, which possesses compact Structure and small and exquisite volume, it is easy to carry, it is suitably applied on various Portable devices.

Technical solutions of the utility model are as follows, propose a kind of miniature low-light level television, which is characterized in that including along front and back To set gradually from front to back lens barrel, sensor, preceding spacer ring, insulation board, sensor PCB, rear spacer ring, image processing module, Rear cover, wherein the lens barrel is mounted on the front side of the preceding spacer ring, the sensor be housed in by the lens barrel and it is described it is preceding every Circle is formed by space；Spacer ring is mounted on the rear side of the preceding spacer ring after described, and the insulation board, sensor PCB are housed in The preceding spacer ring and the rear spacer ring are formed by space；The rear cover is mounted on the rear side of the rear spacer ring, described image Processing module is housed in the rear spacer ring and the rear cover is formed by space.

Using this scheme, the size of the low-light level television is greatly reduced, keeps structure more compact, integrated lens barrel is more Add frivolous, shock resistance is more excellent, carries more convenient.

Preferably, the rear end of the lens barrel is equipped with the flange being circumferentially arranged along it, and multiple first are offered on the flange Screwing through hole offers and one-to-one multiple second screw threads of this multiple first screwing through hole on front side of the preceding spacer ring Hole, the lens barrel and the preceding spacer ring pass through first screwing through hole via screw and are tightened on second threaded hole real Existing detachable connection.

It is more quick in installation and maintenance using screw disassembly easy to connect using this scheme, it also ensures simultaneously The stability of each component connection.

Preferably, the rear side of the preceding spacer ring be equipped with multiple third threaded holes, the insulation board, the sensor PCB, It is described after spacer ring, described image processing module, it is described after cover offer it is one-to-one with the multiple third threaded hole Multiple screwing through hole sequentially pass through the rear cover, described image processing module, the rear spacer ring, institute via screw from back to front It states after sensor PCB, the screwing through hole on the insulation board and in the third threaded hole being tightened on rear side of the preceding spacer ring, realizes The preceding spacer ring, the insulation board, the sensor PCB, rear spacer ring, described image processing module, the rear cover Between detachable connection.

Using this scheme, machine core internal part can greatly be improved by being sequentially connected the component in machine core using bolt Stability in structure improves the intensity of machine core, while also facilitating dismounting when installation and maintenance.

Preferably, the rear side of the sensor PCB is equipped with data-interface, and the front side of described image processing module is equipped with interface Seat, it is described after spacer ring in opening channel-shaped backwards, offer on the bottom wall of spacer ring after described and to match with the interface block Relief hole, the interface block pass through the relief hole and connect with the data-interface.

Using this scheme, thus, it is possible to ensure that the sensor PCB is connect with described image processing modules implement signal, Meanwhile position restriction can also be carried out to the interface block via the relief hole, it is ensured that the overall structure of miniature low-light level television is steady It is qualitative.

Preferably, be equipped in the front side of the preceding spacer ring be recessed backwards, the recess portion that is matched with the sensor, described the Two threaded holes are provided between the edge and the recess sidewalls of the preceding spacer ring.

Using this scheme, the part between edge and the recess sidewalls due to being located at the preceding spacer ring is in front and back There is certain thickness upwards, its structural strength can be increased, and then be conducive to aperture here, advantageously ensure that low-light level television is whole The stability of body structure.

Preferably, the sensor is embedded within the recess.

Using this scheme, keep miniature low-light level television compact-sized, is conducive to the overall dimensions for compressing low-light level television, makes it Volume is lightly portable, while sensor chip can be preferably fixed in recess portion, improves structural strength.

Preferably, the forward edge of spacer ring is equipped with along the symmetrically arranged multiple protrusions of its circumferencial direction after described, described Miniature low-light level television is under assembled state, and the multiple protrusion is embedded on the inside of the posterior edges of the preceding spacer ring.

Using this scheme, in miniature low-light level television assembling process, the preceding spacer ring is embedded in via the multiple protrusion On the inside of posterior edges, effective position is carried out to the front and back spacer ring, and then installation personnel is facilitated to carry out installation operation, meanwhile, also It can guarantee the alignment of front and back spacer ring, and then ensure its installation accuracy.

Preferably, multiple companies outstanding arranged symmetrically along its circumferencial direction, facing forward are equipped in the forward edge of the rear cover Socket part, the miniature low-light level television are under assembled state, and the multiple interconnecting piece is embedded in the posterior edges of the rear spacer ring Side.

Using this scheme, in miniature low-light level television assembling process, via the multiple interconnecting piece insertion rear spacer ring Posterior edges on the inside of, effective position is carried out to the rear cover, rear spacer ring, and then installation personnel is facilitated to carry out installation operation, together When, moreover it is possible to guarantee the installation stability of rear cover, rear spacer ring.

Detailed description of the invention

Fig. 1 is the decomposition diagram of the miniature low-light level television of the utility model.

Fig. 2 is the rearview of the miniature low-light level television of the utility model.

Fig. 3 is the backsight oblique view of the miniature low-light level television of the utility model.

Description of symbols: 100- lens barrel, 101- bracket, the first screwing through hole of 102-, 103- flange, 200- sensor, Spacer ring, the second threaded hole of 301-, 400- insulation board, the 4th screwing through hole of 401-, 500- sensing before 201- sensor pin, 300- Spacer ring, 601- protrusion, the 6th screwing through hole of 602-, 700- after device PCB, 501- data-interface, the 5th screwing through hole of 502-, 600- Image processing module, 701- interface block, the 7th screwing through hole of 702-, 800- rear cover, 801- debug velar plate, the 8th screw of 802- Through-hole, 803- debugging mouth, 804- outlet hole, 805- interconnecting piece.

Specific embodiment

A kind of miniature low-light level television described in the utility model is specifically described below with reference to FIG. 1 to FIG. 3.

As shown in Figure 1, a kind of miniature low-light level television described in present embodiment includes: lens barrel 100, sensor 200, preceding spacer ring 300, insulation board 400, sensor PCB500, rear spacer ring 600, image processing module 700, rear cover 800.Wherein, by lens barrel 100, Preceding spacer ring 300, rear spacer ring 600 and rear cover 800 surround a cavity, sensor 200, insulation board 400, sensor jointly PCB500, image processing module 700 encapsulate in this cavity.

Specifically, lens barrel 100 is columnar structured, in the present embodiment, as shown in Figure 1, lens barrel 100 is using it axially along preceding The mode of rear direction setting disposes.It is fixed on the outer surface of lens barrel bottom that there are three bracket 101,101, one of brackets In the front side of lens barrel 100, remaining two brackets 101 are located at the rear side of lens barrel 100 and are separately arranged, and three is in isosceles triangle Arrangement.Bracket can be made more stable using this isosceles triangle layout, improve support strength.

Further, in this embodiment single bracket 101 is the L-shaped flanged member in longitudinal section, these three brackets 101 Vertical portion be arranged along the vertical direction, three horizontal parts possessed by three brackets 101 are in same level, wherein Positioned at the axial direction of plane and lens barrel 100 where its vertical portion of bracket 101 of front side it is perpendicular in a manner of be arranged, horizontal position in The front side of the vertical portion；Positioned at the opposite setting in vertical portion of a pair of brackets 101 of rear side, and it is perpendicular with front side frame 101 Straight portion is perpendicular, and the horizontal part of this pair of brackets 101 is disposed opposite to each other.It is opened respectively on three horizontal parts of these three brackets 101 Equipped with screw hole.

In the rear end of lens barrel 100 integrally formed with the flange 103 being circumferentially arranged along it, it is equipped on the flange 103 along it Circumferential equally distributed four the first screwing through hole 102.It is also offered on preceding spacer ring 300 and this four the first screwing through hole 102 one-to-one four the second threaded holes 302, lens barrel 100 is via screw and the first screwing through hole 102, preceding on flange 103 The second threaded hole 302 on spacer ring 300 matches before lens barrel 100 is fixed on by realization on spacer ring 300.

Sensor 200 is arranged in the space that lens barrel 100 and preceding spacer ring 300 are surrounded, in present embodiment, sensor 200 be rectangular chip, using view direction towards being arranged in aforesaid space by the way of front side.In the rear side of sensor 200 Multiple sensor pins 201 are circumferentially with along it, correspondingly, on preceding spacer ring 300, insulation board 400 and sensor PCB500 Offer one-to-one multiple pin through-holes along the longitudinal direction respectively, aforesaid plurality of sensor pin 201 along the longitudinal direction according to It is secondary across preceding spacer ring 300 and pin through-hole on insulation board 400 and to be finally fixed at multiple pins on sensor PCB500 logical In hole.

Preceding spacer ring 300 is flattened cylindrical shape structure, and diameter is identical as the lip diameter of lens barrel 100, in preceding spacer ring 300 Front side is equipped with the recessed, square-shaped recess for accommodating sensor 200 towards rear side, offered on the bottom wall of the concave station with it is aforementioned Multiple sensor pins 201 correspond and matched multiple first pin through-holes.It is offered in the forward edge of preceding spacer ring 300 With four one-to-one four the second threaded holes 301 of the first screwing through hole 102 on the flange of lens barrel 100, the second threaded hole 301 between preceding 300 edge of spacer ring and recess sidewalls.

The rear side of preceding spacer ring 300 is equipped with and one-to-one four positioning grooves of four protrusions on following rear spacer rings 600 (Fig. 1 is not shown) offers four third screw threads being symmetrically and evenly distributed along its circumferencial direction in the posterior edges of preceding spacer ring 300 Hole.In addition, the rear side of preceding spacer ring 300 is additionally provided with the recess portion being recessed inwardly, which is used for housing insulation plate 400 and sensor PCB500.In present embodiment, preceding spacer ring 300 is preferably made of the good metal material of heating conduction, usually using copper, aluminium or Person's almag etc..

Insulation board 400 is circular thin plate, is made of bakelite or other insulating materials, and preceding spacer ring 300 and sensor are located at Between PCB500, for spacer ring 300 and sensor PCB500 short circuit before preventing.It is equipped with and preceding spacer ring at the edge of insulation board 400 One-to-one four the 4th screwing through hole 401 of four third threaded holes of 300 rear sides.It is additionally provided with and is used on insulation board 400 The multiple second pin through-holes passed through for sensor pin 201.

Sensor PCB500 is a round pcb board, is equipped with and four on insulation board 400 at the edge of sensor PCB500 One-to-one four the 5th screwing through hole 502 of a 4th screwing through hole 401；On sensor PCB500 between two parties be equipped with for Multiple third pin through-holes that sensor pin 201 connects.In addition, being additionally provided with data-interface on rear side of sensor PCB500 501, for connecting with image processing module 700 to realize data information transfer.

Spacer ring 600 is opening circular groove shape metallic article backwards afterwards, and outer diameter is identical as preceding spacer ring 300, using leading The good metal material of hot property is made, usually using copper, aluminium or almag etc..The forward edge of spacer ring 600 is equipped with afterwards Matched with the positioning groove on preceding spacer ring 300, positioning multiple raised 602, this is multiple raised 602 along rear spacer ring 600 Circumferencial direction is uniformly distributed or symmetrical, and in present embodiment, multiple raised 602 be four.The front side of rear spacer ring 600 also Equipped with being corresponded with four protrusions 602 and on its inside, with four the second threaded holes 302 on aforementioned preceding spacer ring 300 with And one-to-one four the 6th screwing through hole 601 of four screwing through hole on insulation board 400, sensor PCB500.In addition, such as Shown in Fig. 1, it is also provided on rear spacer ring 600 in the bottom of circular groove shape and is passed through for following interface blocks 701, is right to a certain extent The relief hole that interface block 701 is positioned.

Image processing module 700 is the round circuit board to match with sensor PCB500 size, it and sensor Both PCB500 are on same central axes, and the front side of image processing module 700 is equipped with the data-interface with sensor PCB500 501 interface blocks 701 matched, sensor PCB500 and image processing module 700 pass through data-interface 501 and interface block 701 It matches and realizes signal connection.In addition, the front side of image processing module 700 is additionally provided with several electronic components, debugging connects Mouth and power supply, data-interface etc..Image processing module 700 is arranged between rear spacer ring 600 and rear cover 800, in image procossing The edge of module 700 is additionally provided with logical with four one-to-one four the 7th screws of the 6th screwing through hole 601 on rear spacer ring 600 Hole 702.

Rear cover 800 is circular sheet, it is made of the good metal material of heating conduction, usually using copper, aluminium or Almag etc..

It is equipped with the interconnecting piece 805 to front projection in the forward edge of rear cover 800, under assembled state, interconnecting piece can be embedded in Afterwards on the inside of the edge of spacer ring 600, the cavity to receive dress image processing module 700 is formed via rear cover 800 and rear spacer ring 600. It is also equipped on rear cover 800 with four the 7th screwing through hole 702 on aforementioned rear spacer ring 600 and image processing module 700 one by one Corresponding four the 8th screwing through hole 802.

In addition, being additionally provided with outlet hole 804 and debugging mouth 803 on rear cover 800, set on rear cover 800 in debugging mouth two sides There is the threaded hole for fastening debugging velar plate 801.

When assembly, sensor pin 201 is first sequentially passed through into the pin through-hole on preceding spacer ring 300 and insulation board 400, then weld It connects in the pin through-hole on sensor PCB500；Then image processing module is sequentially passed through forward from rear cover 800 using screw 700, rear spacer ring 600, sensor PCB500, the screwing through hole on insulation board 400, before being finally screwed into the threaded hole of spacer ring 300； Finally, lens barrel 100 and preceding spacer ring 300 are linked together by screw.

Miniature low-light level television described in present embodiment when in use, usually via three of screw and aforementioned lens barrel 100 Three corresponding threaded holes on bracket 101 are closed and are fixed on mounting object.

The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims (8)

1. a kind of miniature low-light level television, which is characterized in that including set gradually from front to back along the longitudinal direction lens barrel (100), Sensor (200), preceding spacer ring (300), insulation board (400), sensor PCB (500), rear spacer ring (600), image processing module (700), rear cover (800),

Wherein, the lens barrel (100) is mounted on the front side of the preceding spacer ring (300), and the sensor (200) is housed in by described Lens barrel (100) and the preceding spacer ring (300) are formed by space；

Spacer ring (600) is mounted on the rear side of the preceding spacer ring (300), the insulation board (400), sensor PCB (500) after described It is housed in the preceding spacer ring (300) and the rear spacer ring (600) is formed by space；

The rear cover (800) is mounted on the rear side of the rear spacer ring (600), and described image processing module (700) is housed in described Spacer ring (600) and the rear cover (800) are formed by space afterwards.

2. miniature low-light level television according to claim 1, which is characterized in that the rear end of the lens barrel (100) is equipped with along it The flange (103) being circumferentially arranged offers multiple first screwing through hole (102), in the preceding spacer ring on the flange (103) (300) offered on front side of with one-to-one multiple second threaded holes (301) of this multiple first screwing through hole (102),

The lens barrel (100) and the preceding spacer ring (300) pass through first screwing through hole (102) via screw and are tightened on institute It states and realizes detachable connection on the second threaded hole (301).

3. miniature low-light level television according to claim 1, which is characterized in that be equipped in the rear side of the preceding spacer ring (300) Multiple third threaded holes, in the insulation board (400), the sensor PCB (500), the rear spacer ring (600), described image Offer that multiple screws are logical correspondingly with the multiple third threaded hole in processing module (700), the rear cover (800) Hole,

Sequentially pass through the rear cover (800), described image processing module (700), the rear spacer ring from back to front via screw (600), after the sensor PCB (500), the screwing through hole on the insulation board (400) and it is tightened on the preceding spacer ring (300) In the third threaded hole of rear side, the preceding spacer ring (300), the insulation board (400), the sensor PCB (500), institute are realized State the detachable connection between rear spacer ring (600), described image processing module (700), the rear cover (800).

4. miniature low-light level television according to claim 1, which is characterized in that the rear side of the sensor PCB (500) is equipped with The front side of data-interface (501), described image processing module (700) is equipped with interface block (701),

Channel-shaped of the spacer ring (600) in opening backwards after described offers and the interface on the bottom wall of the rear spacer ring (600) The relief hole that seat (701) matches, the interface block (701) pass through the relief hole and connect with the data-interface (501).

5. miniature low-light level television according to claim 2, which is characterized in that be equipped in the front side of the preceding spacer ring (300) The recess portion be recessed backwards, matched with the sensor (200), second threaded hole (301) are provided with the preceding spacer ring (300) between edge and the recess sidewalls.

6. miniature low-light level television according to claim 5, which is characterized in that the sensor (200) is embedded described recessed In portion.

7. miniature low-light level television according to claim 1, which is characterized in that the forward edge of spacer ring (600) after described Equipped with along the symmetrically arranged multiple protrusions (601) of its circumferencial direction, the miniature low-light level television is under assembled state, described more A protrusion (601) is embedded on the inside of the posterior edges of the preceding spacer ring (300).

8. miniature low-light level television according to claim 1, which is characterized in that set in the forward edge of the rear cover (800) There are multiple interconnecting pieces (805) outstanding arranged symmetrically along its circumferencial direction, facing forward, the miniature low-light level television is in assembled state Under, after the multiple interconnecting piece (805) insertion is described on the inside of the posterior edges of spacer ring (600).