CN219068259U

CN219068259U - Fireproof door monitoring host with networking function

Info

Publication number: CN219068259U
Application number: CN202223479813.2U
Authority: CN
Inventors: 房军杰; 陈镇
Original assignee: Zhuhai Zhongte Technology Co ltd
Current assignee: Zhuhai Zhongte Technology Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-23
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to the technical field of fireproof door monitoring, and particularly discloses a fireproof door monitoring host with a networking function, which comprises a shell, wherein a display and a printer are arranged on the shell, an Ethernet networking module, an electronic change-over switch, an RS232 interface module, a main control circuit, a key module, a power supply circuit and a linkage circuit are also arranged on the shell, the Ethernet networking module and the RS232 interface module are all in communication connection with the electronic change-over switch, and the electronic change-over switch, the key module, the power supply circuit and the linkage circuit are all in electric connection with the main control circuit. The utility model can carry out networking among a plurality of fireproof door hosts, realizes the real-time transmission of the state of the fireproof door to the cloud, realizes multi-partition linkage through a networking interface issuing protocol, meets the use requirement, greatly improves the efficiency of fire inspection, and simultaneously saves the cost.

Description

Fireproof door monitoring host with networking function

Technical Field

The utility model relates to the technical field of fireproof door monitoring, in particular to a fireproof door monitoring host with a networking function.

Background

With the progress of science and technology and the requirement of socialization function, the area of single building is bigger and bigger, the building height is bigger and bigger, gathering personnel is bigger and bigger, and the fire control consciousness of people is also gradually enhanced. Doors and windows in a building are main paths for fire spreading in the building, and fireproof doors are fireproof partitions which are used as fireproof walls and fireproof partitions in the building, have certain functions of smoke blocking and fire stopping, and can effectively control big fires within a preset range. However, fire doors in many buildings in China are in a state lacking in effective supervision, in some occasions, for convenience, a wood block or other articles are used for blocking the fire doors, and in some cases, the fire doors at the entrances and exits which are not frequent to pass through are locked or are in any state for safety, and once a fire disaster occurs, serious loss is caused to personnel safety and property, so that a fire door monitoring host is used for controlling the opening and closing of the fire doors in the market. However, existing fire door monitoring hosts typically have the following drawbacks: 1. the monitor cannot be networked and networking among a plurality of fireproof door hosts cannot be performed; 2. the dry contacts are linked, the number of the partitions depends on the number of the dry contacts, and when the partitions are more, the requirements cannot be met; 3. the function is single, and the state monitoring is biased, so that the abnormal situation of the fireproof door can not be found in time.

Disclosure of Invention

The utility model aims to solve the technical problems of providing the fireproof door monitoring host with the networking function, solving the technical problems that the existing function is single, networking is impossible, requirements are difficult to meet and the like, networking among a plurality of fireproof door hosts can be performed, the state of the fireproof door is transmitted to a cloud in real time, multi-partition linkage is realized through a networking interface issuing protocol, the use requirements are met, the efficiency of fire inspection is greatly improved, and meanwhile, the cost is saved.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the utility model provides a fire door monitor host computer with networking function, includes the casing, be provided with display and printer on the casing, still be provided with ethernet networking module, electronic transfer switch, RS232 interface module, main control circuit, button module, power supply circuit and linkage circuit on the casing, ethernet networking module and RS232 interface module all with electronic transfer switch communication is connected, electronic transfer switch, button module, power supply circuit and linkage circuit all with main control circuit electric connection.

Preferably, the main control circuit comprises a single chip microcomputer chip U1, a crystal oscillator Y1, a capacitor C6 and a capacitor C7, and the crystal oscillator Y1, the capacitor C6 and the capacitor C7 are all connected with the single chip microcomputer chip U1.

Preferably, the electronic change-over switch comprises an analog switch chip U14, an interface J8, a switch chip peripheral circuit and an interface peripheral circuit, and the singlechip chip U1, the interface J8, the switch chip peripheral circuit and the interface peripheral circuit are all connected with the analog switch chip U14.

Preferably, the ethernet networking module includes an ethernet chip U16, a transformer T3, a network port CN3B, and a networking peripheral circuit, where the analog switch chip U14, the transformer T3, the network port CN3B, and the networking peripheral circuit are all connected to the ethernet chip U16.

Preferably, the RS232 interface module includes a 232 communication chip U17 and a communication peripheral circuit, and the 232 communication chip U17 and the communication peripheral circuit are connected to the analog switch chip U14.

Preferably, the key module comprises a plurality of control keys and voltage stabilizing tubes which are sequentially connected, and the control keys and the voltage stabilizing tubes are connected with the single chip microcomputer chip U1.

Preferably, the power supply circuit comprises a battery reverse connection prevention circuit, a main and standby power switching judging circuit, a battery charging switching management module and a power supply communication expansion circuit, and the battery reverse connection prevention circuit, the main and standby power switching judging circuit, the battery charging switching management module and the power supply communication expansion circuit are all connected with the single chip microcomputer chip U1.

Preferably, the linkage circuit comprises an optocoupler U11, a relay K11 and a linkage signal peripheral circuit, and the optocoupler U11, the relay K11 and the linkage signal peripheral circuit are all connected with the singlechip chip U1.

By adopting the technical scheme, the Ethernet networking module and the RS232 interface module in the fireproof door monitoring host with networking function are all in communication connection with the electronic change-over switch, the key module, the power circuit and the linkage circuit are all in electric connection with the main control circuit, the networking interface is provided by the Ethernet networking module, the MAC and PHY functions of a network layer are realized, the switching of the network interface and the debugging interface is carried out by the electronic change-over switch, the same interface is realized, the two functions are realized, the debugging of the fireproof door host is realized by the RS232 interface module, the table information between the host and the module is imported through the PC end, the main control circuit can detect and monitor in real time, and the LCD, the thermal printer and the key module are controlled to realize information interaction with a user; compared with the traditional fireproof door monitoring host, the fireproof door monitoring host has the following advantages: 1. networking among a plurality of fireproof door hosts can be performed, so that centralized information viewing on a large project is facilitated; 2. the multi-partition linkage can be realized through a networking interface issuing protocol, the protocol interface adopts Modbus-tcp, the system is stable and reliable, up to 254 partitions can be set, the number of the partitions is not dependent on the traditional mode of a dry access point form, and meanwhile, the traditional dry access point interface is reserved, so that the compatibility of the system is wider and wider; 3. the information on the fireproof door host can be uploaded to the cloud platform in real time through the networking interface, so that the real-time information sharing of the computer end and the mobile phone end is realized, and the fire-fighting inspection efficiency is greatly improved; 4. the networking interface can be switched to the debugging port through the electronic change-over switch in the debugging mode, and the functions of node information and the like can be imported in the debugging mode, so that two purposes of one interface are realized, and the product cost is practically reduced.

Drawings

FIG. 1 is a schematic view of a housing in the present utility model;

FIG. 2 is a functional block diagram of the present utility model;

FIG. 3 is a schematic circuit diagram of an Ethernet networking module and an RS232 interface module according to the present utility model;

FIG. 4 is a schematic circuit diagram of a master control circuit according to the present utility model;

FIG. 5 is a schematic circuit diagram of a key module and an electronic switch according to the present utility model;

in the figure, a 1-shell, a 2-display, a 3-printer, a 4-Ethernet networking module, a 5-electronic change-over switch, a 6-RS232 interface module, a 7-master control circuit, an 8-key module, a 9-power supply circuit and a 10-linkage circuit are arranged.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

As shown in fig. 1-5, the fire door monitoring host with networking function includes a casing 1, a display 2 and a printer 3 are disposed on the casing 1, an ethernet networking module 4, an electronic switch 5, an RS232 interface module 6, a main control circuit 7, a key module 8, a power supply circuit 9 and a linkage circuit 10 are further disposed on the casing 1, the ethernet networking module 4 and the RS232 interface module 6 are all connected with the electronic switch 5 in a communication manner, and the electronic switch 5, the key module 8, the power supply circuit 9 and the linkage circuit 10 are all electrically connected with the main control circuit 7. It will be appreciated that the housing 1 may be made of stainless steel or aluminum alloy; the display 2 can be an LCD (liquid crystal display) or the like, adopts a 4.3 inch 480 multiplied by 272 graph lattice 16.7M color industrial screen, and is convenient for a user to check; the printer 3 may be a thermal printer or the like, which can immediately print out records and archives when an alarm event or malfunction occurs. The fire door monitoring host communicates with a fire door electric door closer, a fire door magnetic switch and a fire door electromagnetic releaser which are connected to a communication bus, and monitors the fire door state of the whole system through inspection of all fire door equipment; the function of the fire door monitoring system is very important, the F-BUS BUS is used as a communication platform, and the special communication protocol is combined as a guarantee, so that the system can reliably and stably operate in various electromagnetic environments.

Specifically, the main control circuit 7 includes a single chip microcomputer chip U1, a crystal oscillator Y1, a capacitor C6 and a capacitor C7, where the crystal oscillator Y1, the capacitor C6 and the capacitor C7 are all connected with the single chip microcomputer chip U1; the main control circuit also comprises an interface ESD protection circuit, a printer interface J4 and a liquid crystal display interface J3, wherein the interface ESD protection circuit comprises a buffer U10. It can be understood that the singlechip chip U1 adopts an STM32F103VCT6 chip, adopts an STM32 series 32-bit high-performance processor as a main control unit, detects and monitors in real time, and simultaneously controls an LCD (liquid crystal display), a thermal printer and a key module to realize information interaction with a user; the buffer U10 adopts a 74LVC244 buffer, the ESD protection performance exceeds JESD22 standard requirements, and the effective protection level can reach a 2000V human body discharge model and a 1000V charging device model. The above only list main circuit components and connection relations thereof, and the other circuit components and specific connection relations thereof are shown in the drawings, so that the utility model is not repeated, and the following is the same.

Specifically, the electronic change-over switch 5 includes an analog switch chip U14, an interface J8, a switch chip peripheral circuit and an interface peripheral circuit, where the single chip microcomputer chip U1, the interface J8, the switch chip peripheral circuit and the interface peripheral circuit are all connected with the analog switch chip U14; the switch chip peripheral circuit comprises a capacitor C50, a capacitor C58 and the like, and the interface peripheral circuit comprises a resistor R125-a resistor R126 and the like. It can be understood that the electronic change-over switch is responsible for switching between a network interface and a debugging interface, and realizes two functions of the same interface.

Specifically, the ethernet networking module 4 includes an ethernet chip U16, a transformer T3, a network port CN3B, and a networking peripheral circuit, where the analog switch chip U14, the transformer T3, the network port CN3B, and the networking peripheral circuit are all connected to the ethernet chip U16. It can be appreciated that the ethernet chip U16 employs an RTL8201BL chip, the transformer T3 employs an external transformer HT1206, the network port CN3B employs an RJ45 interface, the networking peripheral circuit includes a resistor R158-a resistor R164, and the like, and the ethernet networking module is responsible for MAC and PHY functions of the network layer.

Specifically, the RS232 interface module 6 includes a 232 communication chip U17 and a communication peripheral circuit, and the 232 communication chip U17 and the communication peripheral circuit are connected to the analog switch chip U14. It can be understood that the 232 communication chip U17 adopts a MAX3232 chip and is responsible for debugging the fireproof door host, and table information between the host and the module is imported through a PC end; the communication peripheral circuit includes a resistor R54, a capacitor C101-a capacitor C104, and the like.

Specifically, the key module 8 includes a plurality of control keys and voltage-stabilizing tubes connected in sequence, and the control keys and the voltage-stabilizing tubes are connected with the single chip microcomputer chip U1. It can be understood that the control keys comprise keys K1-K20, and the voltage stabilizing tube comprises a voltage stabilizing tube D13-D17; the key module is used as a center for user information interaction, and classified viewing of information on the fireproof door inspection host is realized through the key module.

Specifically, the power circuit 9 includes a battery reverse connection preventing circuit, a main/standby power switching judging circuit, a battery charging switching management module, and a power communication expansion circuit, which are all connected with the single chip microcomputer chip U1. It can be appreciated that the reverse battery connection preventing circuit comprises a battery interface J23, a resistor R60-resistor R62, a capacitor C30-capacitor C31 and the like; the main and standby power switching judging circuit comprises a resistor R50-resistor R52, an optocoupler U20, a diode D30, a triode Q30 and the like; the battery charging switching management module comprises a MAX4080 current detection amplifier, a triode Q20-triode Q21, a resistor R27 and the like, and acquires battery voltage and current through the built-in 12-bit current detection amplifier, so that the seamless switching functions of constant current charging, trickle charging, main power and standby power of the storage battery are realized, and the fire door monitoring host with networking function can normally work for 8 hours under the condition of power failure; the power supply communication expansion circuit comprises a power supply management chip U10, a power supply management chip U12, a triode Q10, a triode Q13, a triode Q16, a triode Q19 and the like, wherein the power supply management chips adopt PB721 power supply management chips which serve as master station communication chips of two-bus technology, and high communication anti-interference capability is provided by adopting a voltage transmission and current signal feedback mode; meanwhile, the special communication protocol is combined as a guarantee to ensure the reliable and stable operation of the system in various electromagnetic environments.

Specifically, the linkage circuit 10 includes an optocoupler U11, a relay K11, and a linkage signal peripheral circuit, where the optocoupler U11, the relay K11, and the linkage signal peripheral circuit are all connected to the single chip microcomputer U1. It can be understood that the linkage peripheral circuit comprises an interface P10, an interface J17, an interface J19, a triode Q15, a diode D14-diode D15 and the like, fire-fighting linkage signals can be connected through the linkage circuit, and meanwhile, the fire-fighting linkage signals input from the outside are judged, and the fire-fighting monitoring system and the fire alarm system are fused deeply by the linkage signal of the dry joint.

It can be understood that this prevent fire door monitoring host computer can carry out 24 hours automatic inspection to the operating condition of preventing fire door, gives the warning suggestion to preventing fire door that is in abnormal state, when the conflagration takes place, can the self-closing normally open prevent fire door to can be in the remote door of preventing fire door of control center. The product is characterized in that: full system two-wire system: the system loop adopts a two-wire system communication power supply technology, is nonpolar, is extremely simple in networking wire, does not need an external power supply, is strong in anti-interference performance, convenient to wire, improves the reliability and stability of the system, is convenient to construct and install, reduces the construction cost, and is convenient for later maintenance. Liquid crystal Chinese display: the host computer screen adopts the liquid crystal screen for Chinese character display, so that the inquiry is convenient, the content is clear at a glance, the operation is convenient and visual, and the good man-machine interaction is realized. Ultra-long history: the history events of the monitor can be stored for a long time for inquiry at any time, and the history records can be inquired and printed in various modes such as time, type and the like. Intelligent power supply management: the system has the functions of automatic switching between main power and standby power and charging and discharging of the standby power, and is perfect in protection mechanism, and stable power supply of the system is ensured to the greatest extent. The configuration comprises: double circuit: 128 coding devices can be carried in each loop; 1 path of fire alarm linkage input: and receiving an alarm signal of the fire alarm system, wherein the signal mode is a dry access point signal. 1-path fire alarm linkage output: and outputting a forced emergency signal to the fire alarm system, wherein the signal mode is a dry contact signal. RS232: the system is used for networking between a master computer and a slave computer and a system, and defaults to an RS232 network port: the method is used for networking between a master computer and a slave computer and between systems; DC24V: DC24V is output to the outside.

It can be understood that the utility model has reasonable design and unique structure, and the fireproof door monitoring host has the following advantages: 1. networking among a plurality of fireproof door hosts can be performed, so that centralized information viewing on a large project is facilitated; 2. the multi-partition linkage can be realized through a networking interface issuing protocol, the protocol interface adopts Modbus-tcp, the system is stable and reliable, up to 254 partitions can be set, the number of the partitions is not dependent on the traditional mode of a dry access point form, and meanwhile, the traditional dry access point interface is reserved, so that the compatibility of the system is wider and wider; 3. the information on the fireproof door host can be uploaded to the cloud platform in real time through the networking interface, so that the real-time information sharing of the computer end and the mobile phone end is realized, and the fire-fighting inspection efficiency is greatly improved; 4. the networking interface can be switched to the debugging port through the electronic change-over switch in the debugging mode, and the functions of node information and the like can be imported in the debugging mode, so that two purposes of one interface are realized, and the product cost is practically reduced.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims

1. Fireproof door monitoring host with networking function, including the casing, be provided with display and printer on the casing, its characterized in that: the shell is also provided with an Ethernet networking module, an electronic change-over switch, an RS232 interface module, a main control circuit, a key module, a power supply circuit and a linkage circuit, wherein the Ethernet networking module and the RS232 interface module are all in communication connection with the electronic change-over switch, and the electronic change-over switch, the key module, the power supply circuit and the linkage circuit are all in electric connection with the main control circuit.

2. The fire door monitoring host with networking function of claim 1, wherein: the master control circuit comprises a single chip microcomputer chip U1, a crystal oscillator Y1, a capacitor C6 and a capacitor C7, wherein the crystal oscillator Y1, the capacitor C6 and the capacitor C7 are all connected with the single chip microcomputer chip U1.

3. The fire door monitoring host with networking function of claim 2, wherein: the electronic change-over switch comprises an analog switch chip U14, an interface J8, a switch chip peripheral circuit and an interface peripheral circuit, and the singlechip chip U1, the interface J8, the switch chip peripheral circuit and the interface peripheral circuit are all connected with the analog switch chip U14.

4. A fire door monitoring host with networking capability as claimed in claim 3, wherein: the Ethernet networking module comprises an Ethernet chip U16, a transformer T3, a network port CN3B and a networking peripheral circuit, and the analog switch chip U14, the transformer T3, the network port CN3B and the networking peripheral circuit are all connected with the Ethernet chip U16.

5. A fire door monitoring host with networking capability as claimed in claim 3, wherein: the RS232 interface module comprises a 232 communication chip U17 and a communication peripheral circuit, and the 232 communication chip U17 and the communication peripheral circuit are connected with the analog switch chip U14.

6. The fire door monitoring host with networking function of claim 2, wherein: the key module comprises a plurality of control keys and voltage stabilizing tubes which are sequentially connected, and the control keys and the voltage stabilizing tubes are connected with the single chip microcomputer chip U1.

7. The fire door monitoring host with networking function of claim 2, wherein: the power supply circuit comprises a battery reverse connection prevention circuit, a main and standby power switching judging circuit, a battery charging switching management module and a power supply communication expansion circuit, and the battery reverse connection prevention circuit, the main and standby power switching judging circuit, the battery charging switching management module and the power supply communication expansion circuit are all connected with the single chip microcomputer chip U1.

8. The fire door monitoring host with networking function of claim 2, wherein: the linkage circuit comprises an optocoupler U11, a relay K11 and a linkage signal peripheral circuit, and the optocoupler U11, the relay K11 and the linkage signal peripheral circuit are all connected with the single chip microcomputer chip U1.