CN205039919U - Digital video recorder - Google Patents
Digital video recorder Download PDFInfo
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- CN205039919U CN205039919U CN201520706259.8U CN201520706259U CN205039919U CN 205039919 U CN205039919 U CN 205039919U CN 201520706259 U CN201520706259 U CN 201520706259U CN 205039919 U CN205039919 U CN 205039919U
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Abstract
The utility model provides a digital video recorder relates to audio and video recording technical field. This digital video recorder includes mainboard, video cassette recorder casing and data transmission extension module, place in the mainboard the video cassette recorder casing, data transmission extension module is fixed to be set up on the inoperative region of mainboard, data transmission extension module with the mainboard electricity is connected, data transmission extension module includes ZM3102N Z -wave cake core. The utility model discloses a digital video recorder increases a ZM3102N Z -wave cake core as data transmission extension module on through the inoperative region at the mainboard, under the condition that does not change the prototype external dimension, digital video recorder communication interface's wireless extension has been realized, it has a plurality of wireless input output channel to be increased to from 1 inputoutput port only, still can be to the inductor, equipment such as alarm are communicated, the efficiency of monitored control system's use is greatly improved and economic benefits.
Description
Technical field
The utility model relates to video and audio recording technical field, particularly relates to a kind of DVR.
Background technology
DVR is a set of computer system of carrying out image stores processor, have image/voice recorded a video for a long time, record, the function of telemonitoring and control.
Relative to traditional analog video video tape recorder, DVR adopts hard disc recording, analog hard disk video tape recorder (DigitalVideoRecorder is divided into according to the difference of signal access way, be called for short DVR) and network hard disk video recorder (NetworkVideoRecorder is called for short NVR).
Wherein, DVR is suitable for the monitoring of a small amount of video flowing of single user, and NVR utilizes web camera to be responsible for collection and the coding of image, is transmitted in the form of packets after overcompression by IP network, is more suitable for and monitors long-range multiple target.
Along with the development of Internet communication technology, NVR technology is maked rapid progress, not only be combined with multinomial IT new and high technology as video/audio encoding and decoding technology, embedded system technology, memory technology, network technology etc. become high level network monitoring video recording product, have also appeared the development trend of high Qinghua, hommization.
But the NVR used in the market, for long-range multi-object monitoring, also exists obvious design defect and deficiency:
First, the mainboard that each road CCTV camera of NVR is corresponding has only reserved 1 external expansion interface and 1 outside output interface, cannot be connected with many complete equipments of outside, if and need audio and video information to be transported to multiple receiving equipment, so then need to connect multiple mainboard, much more even to overlap DVR.
Secondly, because the communication interface of NVR is not enough, communication mode is single, cannot carry out effective communication with the sensing equipment such as inductor, alarm, can not to complete between sensing apparatus with actuator effective is connected simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of DVR, the problem that communication interface is not enough, communication mode is single existed with the DVR solving prior art.
To achieve these goals, the utility model is by the following technical solutions:
A kind of DVR that the utility model provides, comprises mainboard, video tape recorder housing and data transmission expansion module; Described mainboard is built in described video tape recorder housing, and described data transmission expansion module is fixedly installed on the non-active area of described mainboard; Described data transmission expansion module is electrically connected with described mainboard; Described data transmission expansion module comprises ZM3102NZ-wave cake core.
Further, described ZM3102NZ-wave cake core is connected with the serial port of described mainboard.The technique effect of this technical scheme is: serial port is mainly used in high speed data transfer field, and its feature is that serial ports does not have data to disturb, and is specially adapted to the electronic equipment that video record etc. requires high speed transmission data.
Further, described mainboard is rectangle, and described ZM3102NZ-wave cake core is positioned at the corner of described mainboard, and a side of described ZM3102NZ-wave cake core is parallel with a side of described mainboard.The technique effect of this technical scheme is: because ZM3102NZ-wave cake core is arranged on the non-active area of mainboard, by the corner of chip design at mainboard, and chip side is parallel with a side of mainboard, benefit is to be convenient to install fixing by chip and easily locate, and does not produce unnecessary interference with other components and parts on mainboard.
Further, described data ZM3102NZ-wave cake core is welded in described mainboard.The technique effect of this technical scheme is: chip is welded on mainboard by FPDP, decreases extra connecting material, alleviates the overall weight of mainboard, makes the compact conformation of components and parts on mainboard and mainboard body.
Further, described ZM3102NZ-wave cake core is provided with external antenna, and the sidewall of described video tape recorder housing is provided with through hole, and described external antenna is fixed in described through hole.The technique effect of this technical scheme is: external antenna strengthens the transmittability of wireless signal, is fixed on by external antenna on the through hole of video tape recorder housing, also serves fixing effect.
Further, described video tape recorder housing is provided with physical data interface, and described physical data interface is electrically connected with described mainboard.The technique effect of this technical scheme is: although ZM3102NZ-wave cake core provides the passage of wireless transmission, but in order to improve the safety guarantee of transfer of data, be convenient to adopt wired mode to store Video data, therefore reservation is provided with physical data interface.
Preferably, described physical data interface is USB interface.The technique effect of this technical scheme is: USB interface is a kind of serial bus standard connecting computer system and external equipment, is also a kind of technical specification of input/output interface.USB interface has hot-swappable, that multiple external equipment is unified, can be connected simultaneously to standard advantage.
Further, the inner side of described video tape recorder housing is provided with Access Division, and described mainboard is connected in described Access Division.The technique effect of this technical scheme is: between the video tape recorder housing of the mainboard that the material such as resin, glass fibre is made and plastics, fix connection by the interface arrangment parts being arranged on video tape recorder housing, than use bolt, the connected mode such as gluing is more firm and dismounting is easy.
Further, the sidewall of described video tape recorder housing is provided with thermal vias.The technique effect of this technical scheme is: owing to mainboard being provided with the electronic devices and components of One's name is legion; and in the process of video recording recording; the heat that electronic component work is distributed is larger; at video tape recorder housing, thermal vias is set; the effect of protection can be played, extend useful life and the working effect of DVR.
Further, described thermal vias is separately positioned on the left and right sidewall of described video tape recorder housing symmetrically.The technique effect of this technical scheme is: because mainboard is slab construction, mainboard is flatly connected to video tape recorder enclosure interior, so on the left and right sidewall of video tape recorder housing, symmetrically thermal vias is set respectively, easily produce cross-ventilation in video tape recorder enclosure interior, on quickening mainboard, heat distributes.
The beneficial effects of the utility model are: by increasing a ZM3102NZ-wave cake core as data transmission expansion module on the non-active area of mainboard, when not changing prototype overall dimensions, achieve the wireless extensions of DVR communication interface, from only having 1 input/output port to be increased to, there is multiple wireless I/O channel, can also communicate to the equipment such as inductor, alarm, substantially increase service efficiency and the economic benefit of supervisory control system.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described.Apparently, the accompanying drawing in the following describes is execution modes more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The front view of the DVR that Fig. 1 provides for the utility model;
The front view of the DVR that Fig. 2 provides for the utility model;
The right view of the DVR that Fig. 3 provides for the utility model;
Fig. 4 removes the front view after upper cover for the DVR that the utility model provides.
Reference numeral:
1-mainboard; 2-video tape recorder housing; 3-chip;
4-external antenna; 5-USB interface; 6-thermal vias.
Embodiment
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Present embodiments provide a kind of DVR, wherein: the front view of the DVR that Fig. 1 provides for the utility model, the front view of the DVR that Fig. 2 provides for the utility model, the right view of the DVR that Fig. 3 provides for the utility model, Fig. 4 removes the front view after upper cover for the DVR that the utility model provides.As shown in figures 1-4, the primary structure of DVR comprises mainboard 1, video tape recorder housing 2 and data transmission expansion module.Wherein, mainboard 1 is built in the inside of video tape recorder housing 2, and data transmission expansion module is fixedly mounted on the non-active area of mainboard 1.Further, data transmission expansion module is electrically connected with the components and parts that are associated on mainboard 1.In the present embodiment, data transmission expansion module mainly ZM3102NZ-wave cake core 3.In traditional DVR, multiple data communication interface be electrically connected with mainboard 1 is set on video tape recorder housing 2 usually, is connected with external equipment respectively and communicates.The layout requirements of such design to video tape recorder housing 2 is higher, and due to the quantity of data communication interface and the restriction of communication mode, the communication of DVR is difficult to the effect reaching actual needs.In the present embodiment, on the non-active area of existing hard disk video recorder mainboard 1, installation can carry out the data transmission expansion module of wireless transmission to data, be specially ZM3102NZ-wave cake core 3, when not changing prototype overall dimensions, achieve the wireless extensions of DVR communication interface, DVR is made to have multiple wireless I/O channel from only having 1 input/output port to be increased to, can also communicate with actuator to the sensing equipment such as inductor, alarm, substantially increase service efficiency and the economic benefit of supervisory control system.It should be noted that, the transfer of data of ZM3102NZ-wave cake core 3 belongs to networking type communication pattern, in the environment of intensive many equipment communication and anti-WIFI interference performance strong, the operating frequency of ZM3102NZ-wave cake core 3 is concentrated, and have several optional operating frequency, be respectively: 868.42MHz, 908.42MHz, 919.82MHz and 921.42MHz.
In the possibility of the present embodiment, as shown in Figure 4, further, data transmission expansion module ZM3102NZ-wave cake core 3 is connected with the serial port of mainboard 1.Wherein, ZM3102NZ-wave cake core 3 also can be connected by parallel port with mainboard 1.In the present embodiment, ZM3102NZ-wave cake core 3 is carried out serial ports with mainboard 1 to be connected, because serial port is mainly used in high speed data transfer field, serial port feature is do not have data to disturb, and is specially adapted to the electronic equipment that video record etc. requires high speed transmission data.
In the possibility of the present embodiment, as shown in Figure 4, preferably, mainboard 1 is rectangle, and ZM3102NZ-wave cake core 3 is positioned at the corner of mainboard 1, and ZM3102NZ-wave cake core 3 side is parallel with a side of mainboard 1.Wherein, ZM3102NZ-wave cake core 3 can also be arranged on other can hard-wired position.In the present embodiment, for the ease of location, a side of ZM3102NZ-wave cake core 3 is parallel with a side of mainboard 1; In order to not produce unnecessary interference with other components and parts on mainboard 1 in installation with in using, ZM3102NZ-wave cake core 3 designs on the corner of mainboard 1.
In the possibility of the present embodiment, as shown in Figure 4, further, data transmission expansion module ZM3102NZ-wave cake core 3 is welded in mainboard 1.ZM3102NZ-wave cake core 3 is welded on mainboard 1 by FPDP, is the technical matters of comparative maturity.This process decreases extra connecting material, alleviates the overall weight of mainboard 1, makes the compact conformation of components and parts on mainboard 1 and mainboard 1 body.
In the possibility of the present embodiment, as shown in Fig. 1,4, further, ZM3102NZ-wave cake core 3 is also provided with external antenna 4, and the sidewall of video tape recorder housing 2 is provided with through hole, and external antenna 4 is fixed in through hole.Wherein, the antenna of DVR can also choice for use built-in aerial.The present embodiment adopts external antenna 4, because external antenna 4 strengthens the transmittability of wireless signal, and is fixed on by external antenna 4 on the through hole of video tape recorder housing 2, also serves the effect of fixing external antenna 4.
In the possibility of the present embodiment, as shown in Fig. 1,3,4, further, video tape recorder housing 2 is provided with physical data interface, and physical data interface is electrically connected with mainboard 1, and physical data interface is arranged on the rear side of hard disc recording engine housing 2.Although ZM3102NZ-wave cake core 3 provides the passage of wireless transmission, however in order to transfer of data more secure, so remain physical data interface, adopt physical connection wired mode store Video data, make transfer of data more flexible.
In the possibility of the present embodiment, as shown in Fig. 1,3,4, further, physical data interface is USB interface 5.Wherein, physical data interface can also be set to SATA interface, PATA interface or ide interface etc.The communication interface of the present embodiment is used for the transmission of video and audio recording information, and USB interface 5 is a kind of serial bus standards connecting computer system and external equipment, is also a kind of technical specification of input/output interface.Further, USB interface 5 has hot-swappable, that multiple external equipment is unified, can be connected simultaneously to standard advantage.
In the possibility of the present embodiment, further, the inner side of video tape recorder housing 2 is provided with Access Division (mark), and it is inner that mainboard 1 is fixed on video tape recorder housing 2 by snap fit.Wherein, mainboard 1 can also pass through screw connected mode, or welding, that gluing mode is fixed on video tape recorder housing 2 is inner.In the present embodiment, because mainboard 1 is made up of the material such as resin, glass fibre, and video tape recorder housing 2 is made of plastics.Between the solid of bi-material, fixed by the interface arrangment parts being arranged on video tape recorder housing 2, more firmly easy compared to use bolt, the connected mode such as gluing.
In the possibility of the present embodiment, as shown in Figure 3, further, the sidewall of video tape recorder housing 2 is provided with thermal vias 6.Due to mainboard 1 being provided with numerous electronic devices and components, and DVR is in the process of video recording recording, and the heat that electronic component work is distributed is comparatively large, needs, by radiator structure, heat is directed to hull outside.The hard disk video recorder of the present embodiment is provided with thermal vias 6 at video tape recorder housing 2, can play the effect of discharges heat, protection electronic component and mainboard 1, finally reaches the useful life extending DVR and the object of increasing work efficiency.
In the possibility of the present embodiment, as shown in Figure 3, preferably, thermal vias 6 is separately positioned on the left and right sidewall of video tape recorder housing 2 symmetrically, and thermal vias 6 is the through hole of multiple circle.Wherein, on the base plate that thermal vias 6 also can be arranged on video recorder housing or panel, but the through hole on base plate or panel easily causes falling into dust and foreign material.In the present embodiment, because mainboard 1 is slab construction, and be flatly connected to the inner chamber of video tape recorder housing 2, so on the left and right sidewall of video tape recorder housing 2, thermal vias 6 be set respectively symmetrically, easily produce cross-ventilation in video tape recorder housing 2 inside, on quickening mainboard 1, heat distributes.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a DVR, is characterized in that, comprises mainboard, video tape recorder housing and data transmission expansion module; Described mainboard is built in described video tape recorder housing, and described data transmission expansion module is fixedly installed on the non-active area of described mainboard; Described data transmission expansion module is electrically connected with described mainboard; Described data transmission expansion module comprises ZM3102NZ-wave cake core.
2. DVR according to claim 1, is characterized in that, described ZM3102NZ-wave cake core is connected with the serial port of described mainboard.
3. DVR according to claim 2, is characterized in that, described mainboard is rectangle, and described ZM3102NZ-wave cake core is positioned at the corner of described mainboard, and a side of described ZM3102NZ-wave cake core is parallel with a side of described mainboard.
4. the DVR according to any one of claims 1 to 3, is characterized in that, described ZM3102NZ-wave cake core is welded in described mainboard.
5. the DVR according to any one of claims 1 to 3, is characterized in that, described ZM3102NZ-wave cake core is provided with external antenna, and the sidewall of described video tape recorder housing is provided with through hole, and described external antenna is fixed in described through hole.
6. DVR according to claim 5, is characterized in that, described video tape recorder housing is provided with physical data interface, and described physical data interface is electrically connected with described mainboard.
7. DVR according to claim 6, is characterized in that, described physical data interface is USB interface.
8. the DVR according to claim 6 or 7, is characterized in that, the inner side of described video tape recorder housing is provided with Access Division, and described mainboard is connected in described Access Division.
9. the DVR according to claim 6 or 7, is characterized in that, the sidewall of described video tape recorder housing is provided with thermal vias.
10. DVR according to claim 9, is characterized in that, described thermal vias is separately positioned on the left and right sidewall of described video tape recorder housing symmetrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520706259.8U CN205039919U (en) | 2015-09-11 | 2015-09-11 | Digital video recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520706259.8U CN205039919U (en) | 2015-09-11 | 2015-09-11 | Digital video recorder |
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| Publication Number | Publication Date |
|---|---|
| CN205039919U true CN205039919U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520706259.8U Active CN205039919U (en) | 2015-09-11 | 2015-09-11 | Digital video recorder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600675A (en) * | 2018-05-24 | 2018-09-28 | 普联技术有限公司 | Channel way extended method, equipment, Network Personal Video Recorder and storage medium |
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2015
- 2015-09-11 CN CN201520706259.8U patent/CN205039919U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600675A (en) * | 2018-05-24 | 2018-09-28 | 普联技术有限公司 | Channel way extended method, equipment, Network Personal Video Recorder and storage medium |
| CN108600675B (en) * | 2018-05-24 | 2020-07-31 | 普联技术有限公司 | Channel path number expansion method, device, network video recorder and storage medium |
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