CN103116303A - Self-closing ring network monitoring system used for temperature monitoring of machine room - Google Patents
Self-closing ring network monitoring system used for temperature monitoring of machine room Download PDFInfo
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- CN103116303A CN103116303A CN2012105565837A CN201210556583A CN103116303A CN 103116303 A CN103116303 A CN 103116303A CN 2012105565837 A CN2012105565837 A CN 2012105565837A CN 201210556583 A CN201210556583 A CN 201210556583A CN 103116303 A CN103116303 A CN 103116303A
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Abstract
The invention discloses a self-closing ring network monitoring system used for temperature monitoring of a machine room in the field of design of a network monitoring system. The technical includes that the self-closing ring network monitoring system comprises a main station, N nodes and a communication cable. Each node is composed of four interfaces, a dial-up switch, a micro single-chip microcomputer, a switch K, a status indicator lamp and a temperature sensor group. The four interfaces include T1, T2, R1 and R2. The self-closing ring network monitoring system has the advantages of providing a self-closing ring network multi-computer structure, achieving temperature measuring by a temperature sensor, achieving node data summarization by a unibus micro single-chip microcomputer, achieving data transmission of each node by self-closing ring network, and improving real time of a system. Meanwhile, the self-closing ring network has the advantages of being simple in network structure, small in size, flexible and convenient to wire and network, low in power consumption and cost and the like.
Description
Technical field
The invention belongs to the Design of Network Monitoring System field, relate in particular to a kind of self-closing loop network supervisory system for the computer room temperature monitoring.
Background technology
The security against fire of big-and-middle-sized computer room is directly connected to the user, the safety of computing machine itself and house facility, in case and during breaking out of fire, enlarge for fear of loss, generally do not allow to adopt the sprinkling fire scheme.Therefore real-time monitoring key point temperature is the effective means of fire preventing.
Existing classic method is to adopt master-slave mode unibus scheme, specifically with single-chip microcomputer as main control system, a plurality of slaves are connected in parallel on bus as node, main frame sends the multimachine response, controls successively each node, completes multi-computer communication and exchanges data.Its shortcoming is that master-slave mode requires main frame to have each node ID, need to revise master routine when system need to expand slave, is unfavorable for like this system maintenance.In addition, owing to adopting the polling mode access node, need to wait for main frame when node has warning message to send, and the stand-by period along with number of devices increases and increases, reduced the real-time of system.
Summary of the invention
For mentioning the classic method problem that exists of deposit system real-time and system maintenance aspect in actual applications in background technology, the present invention proposes a kind of self-closing loop network supervisory system for the computer room temperature monitoring.
A kind of self-closing loop network supervisory system for the computer room temperature monitoring is characterized in that described system comprises main website, a N node and telecommunication cable; Described node comprises four interfaces, toggle switch, one chip microcomputer, K switch, status indicator lamp and sets of temperature sensors; Described four interfaces are T1, T2, R1 and R2;
Wherein, described main website is connected with the interface R1 of first node by telecommunication cable;
The interface R1 of described each node links the interface T1 of a upper node by telecommunication cable, N node interface T1 and R2 are idle;
Described node 1 is connected by K switch with interface T2 to the internal interface R2 of node N;
The interface T2 of described node N is connected with the interface R2 of previous node, and the interface T2 of first node is connected with main website;
Described main website and N node forms the self-closing loop network of supervisory system;
Described one chip microcomputer is connected with described toggle switch, status indicator lamp and sets of temperature sensors respectively; Described one chip microcomputer is used for signal is processed; Described toggle switch is used for setting the network address of node; Described status indicator lamp is used to indicate the node duty; Described sets of temperature sensors is used for carrying out temperature data acquisition.
Described self-closing loop network comprises two kinds of structures; The first structure is that main website is connected in turn with N node, and N node interface T1 is connected with R2; The second structure is that the interface T1 of malfunctioning node connects interface R2, and the node interface R2 after malfunctioning node and T2 disconnect.
Described sets of temperature sensors is connected to one chip microcomputer by the IO pin in the bus protocol mode.
The invention has the beneficial effects as follows, self-closing looped network multi-computer communication structure has been proposed, adopt temperature sensor to realize temperature survey, gather by the little chip microcontroller node data of unibus, realize that by the auto-closing looped network data transmit between each node, finally realize the functions such as historical record and warning by main frame, improved the real-time of system; The looped network of self-closing simultaneously network structure is simple, and volume is little, and wiring and networking are convenient, flexible, has the characteristics such as low-power consumption and low cost.
Description of drawings
Fig. 1 is the structural representation of a kind of self-closing loop network supervisory system for computer room temperature monitoring provided by the invention;
Fig. 2 is that self-closing loop network knot provided by the invention consists of structural drawing one;
Fig. 3 is self-closing loop network topology diagram one provided by the invention;
Fig. 4 is that self-closing loop network knot provided by the invention consists of structural drawing two;
Fig. 5 is self-closing loop network topology diagram two provided by the invention;
Fig. 6 is that loop network node structure provided by the invention forms and relation connected to the network.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment is elaborated.Should be emphasized that following explanation is only exemplary, rather than in order to limit the scope of the invention and to use.
Fig. 1 is the structural representation of a kind of self-closing loop network supervisory system for computer room temperature monitoring provided by the invention.In Fig. 1, described system comprises main website, a N node and telecommunication cable;
Wherein, described main website is connected with N node in turn by telecommunication cable;
Described main website and N node forms the self-closing loop network of supervisory system;
Described node also comprises sets of temperature sensors, and sets of temperature sensors is connected to one chip microcomputer by the IO pin in the bus protocol mode.
Fig. 2 is that self-closing loop network knot provided by the invention consists of structural drawing one.In Fig. 2, described main website and N node forms the self-closing loop network of supervisory system; Described self-closing loop network comprises two kinds of structures; The first structure is that main website is connected in turn with N node, and N node interface T1 is connected with R2; Its topological structure as shown in Figure 3.
Fig. 4 is that self-closing loop network knot provided by the invention consists of structural drawing two.In Fig. 4, the interface T1 of malfunctioning node connects interface R2, and the node interface R2 after malfunctioning node and T2 disconnect; Its topological structure as shown in Figure 5.
Fig. 6 is that loop network node structure provided by the invention forms and relation connected to the network.In Fig. 6, described node comprises four interfaces, toggle switch, one chip microcomputer, K switch, status indicator lamp and sets of temperature sensors; Described four interfaces are T1, T2, R1 and R2; Described one chip microcomputer is connected with described toggle switch, status indicator lamp and sets of temperature sensors respectively; Described one chip microcomputer is used for signal is processed; Described toggle switch is used for setting the network address of node; Described status indicator lamp is used to indicate the node duty; Described temperature sensor is used for carrying out temperature data acquisition, and extracts effectively that device ID is buffered in the internal RAM of single-chip microcomputer together with temperature data.
The above; only for the better embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement are within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (3)
1. a self-closing loop network supervisory system that is used for the computer room temperature monitoring, is characterized in that, described system comprises main website, a N node and telecommunication cable; Described node comprises four interfaces, toggle switch, one chip microcomputer, K switch, status indicator lamp and sets of temperature sensors; Described four interfaces are T1, T2, R1 and R2;
Wherein, described main website is connected with the interface R1 of first node by telecommunication cable;
The interface R1 of described each node links the interface T1 of a upper node by telecommunication cable, N node interface T1 and R2 are idle;
Described node 1 is connected by K switch with interface T2 to the internal interface R2 of node N;
The interface T2 of described node N is connected with the interface R2 of previous node, and the interface T2 of first node is connected with main website;
Described main website and N node forms the self-closing loop network of supervisory system;
Described one chip microcomputer is connected with described toggle switch, status indicator lamp and sets of temperature sensors respectively; Described one chip microcomputer is used for signal is processed; Described toggle switch is used for setting the network address of node; Described status indicator lamp is used to indicate the node duty; Described sets of temperature sensors is used for carrying out temperature data acquisition.
2. a kind of self-closing loop network supervisory system for the computer room temperature monitoring according to claim 1, is characterized in that, described self-closing loop network comprises two kinds of structures; The first structure is that main website is connected in turn with N node, and N node interface T1 is connected with R2; The second structure is that the interface T1 of malfunctioning node connects interface R2, and the node interface R2 after malfunctioning node and T2 disconnect.
3. a kind of self-closing loop network supervisory system for the computer room temperature monitoring according to claim 1, is characterized in that, described sets of temperature sensors is connected to one chip microcomputer by the IO pin in the bus protocol mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210556583.7A CN103116303B (en) | 2012-12-19 | 2012-12-19 | Self-closing ring network monitoring system used for temperature monitoring of machine room |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210556583.7A CN103116303B (en) | 2012-12-19 | 2012-12-19 | Self-closing ring network monitoring system used for temperature monitoring of machine room |
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| CN103116303A true CN103116303A (en) | 2013-05-22 |
| CN103116303B CN103116303B (en) | 2015-01-21 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060457A (en) * | 2007-04-05 | 2007-10-24 | 华南理工大学 | Optical fiber-based high speed serial industrial real-time communication bus system and its control method |
| CN101145870A (en) * | 2007-07-31 | 2008-03-19 | 中兴通讯股份有限公司 | A method for non-interrupted service expansion in optical loop network |
| CN201066852Y (en) * | 2007-02-13 | 2008-05-28 | 山东大学 | Real time synchronization network based on standard Ethernet |
| CN101213793A (en) * | 2005-06-29 | 2008-07-02 | Abb有限公司 | Redundant automation data communications network |
| US20100189134A1 (en) * | 2005-01-28 | 2010-07-29 | Jeffrey Ying | Control network with data and power distribution |
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2012
- 2012-12-19 CN CN201210556583.7A patent/CN103116303B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100189134A1 (en) * | 2005-01-28 | 2010-07-29 | Jeffrey Ying | Control network with data and power distribution |
| CN101213793A (en) * | 2005-06-29 | 2008-07-02 | Abb有限公司 | Redundant automation data communications network |
| CN201066852Y (en) * | 2007-02-13 | 2008-05-28 | 山东大学 | Real time synchronization network based on standard Ethernet |
| CN101060457A (en) * | 2007-04-05 | 2007-10-24 | 华南理工大学 | Optical fiber-based high speed serial industrial real-time communication bus system and its control method |
| CN101145870A (en) * | 2007-07-31 | 2008-03-19 | 中兴通讯股份有限公司 | A method for non-interrupted service expansion in optical loop network |
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