CN109147532A - Building intelligent heating control system based on BIM - Google Patents

Abstract

The building intelligent heating control system based on BIM that the present invention relates to a kind of, including BIM O&M controller and heating mechanism, the component that heats includes connecting tube and several heating units, heating unit includes heating water pipe and limit casing, the inner wall of limit casing is equipped with guide pad and limiting slot, the inside of limit casing is equipped with positioning unit, working power module includes working power circuit, in the cell heating system based on BIM technology, when heating water pipe is inserted into the inside of limit casing, guide pad carries out guiding processing to guide groove, limit processing is carried out by limiting slot position-limiting unit again, to improve the reliable of heating water pipe fixation；Moreover, sliding shoe can form opposition to heating water pipe by second spring, to improve the flexibility of heating water pipe disassembly, the practicability of system is improved；In working power circuit, the production cost of system is reduced, the practical value of system is improved while realizing that supply voltage stablizes output using conventional operational amplifier.

Description

Building intelligent heating control system based on BIM

Technical field

The present invention relates to BIM technology field, in particular to a kind of building intelligent heating control system based on BIM.

Background technique

Building Information Model (Building Information Modeling) is related with the items of construction-engineering project Basis of the information data as model, carries out the foundation of buildings model, by possessed by digital information analogue simulation building Real information.It has visualization, harmony, simulation, optimization property and the big feature of figure five can be gone out.

Building Information Model covers geometry, spatial relationship, GIS-Geographic Information System, the property of various construction sets and number It measures (such as details of supplier).Building Information Model can be used to show whole building life cycle, include building Process and operation process.The information for extracting material in building is very convenient.Various pieces, each system can be presented in building Out.

By BIM technology come to subdistrict architecture heating control system carry out virtual operation, can not only improve engineering into Exhibition, moreover it is possible to improve the reliability of system.In the existing heating control system, be all provide heat by heating water pipe, but It is the long-play with system, heating water pipe is easy to appear aging, it just needs to dismantle it at this time, but due to knot Structure is fixed, so that the removal efficiency of heating water pipe is very low, reduces the practicability of system；Moreover, in the mistake of system operation Cheng Zhong is to need integrated circuit to control, although can be realized reliable when controlling internal voltage regulator circuit Power supply output, but the price of same integrated circuit is high, improves the production cost of system, reduces the market competition of system Power.

Summary of the invention

The technical problem to be solved by the present invention is for overcome the deficiencies in the prior art, providing a kind of building based on BIM Object intelligent heating control system.

The technical solution adopted by the present invention to solve the technical problems is: a kind of building intelligent heating control based on BIM System processed, including BIM O&M controller and heating mechanism, the heating mechanism are electrically connected with BIM O&M controller；

The heating mechanism includes heat collector, the first triple valve, First Heat Exchanger, high-temperature water tank, heating component, heater With accumulation of heat component, the heat collector is connect with First Heat Exchanger and accumulation of heat component respectively by the first triple valve, and described first changes Hot device is connect with heater, and the heater is located at the inside of high-temperature water tank, the high-temperature water tank respectively with heating component and storage Hot component connection；

Wherein, wherein BIM O&M controller is used to simulate heating control system, so as to improve system Construction period and practicability.In heating mechanism, heat collector is acquired solar energy, is converted into thermal energy, passes through the first threeway Valve is allocated heat, distributes to First Heat Exchanger all the way, is mentioned by First Heat Exchanger to the heater inside high-temperature water tank For energy, the heat treatment to water in high-temperature water tank is realized, another way distributes to accumulation of heat component, carries out at preheating to heat Reason, in case subsequent heat supply, improves the practicability of system.

The heating component includes two connecting tubes and several heating units, and the connecting tube is located at the two of heating unit Side, two connecting tubes are connect with high-temperature water tank, and the heating unit includes heating water pipe and two limit casings, described Limit casing is located at the both ends of heating water pipe, and the heating water pipe is connect by limit casing with connecting tube, the heating water pipe Both ends be equipped with guide groove and position-limiting unit, the inner wall of the limit casing is equipped with guide pad and limiting slot, the guide pad Corresponding with guide groove and match each other, the limiting slot is corresponding with position-limiting unit and matches each other；

The inside of the limit casing is additionally provided with positioning unit, and the positioning unit includes sliding shoe and second spring, institute It states sliding shoe to connect by the inner wall of second spring and limit casing, the sliding shoe is located at the side of guide groove and far from heating Water pipe, the heating water pipe are connect by sliding shoe with second spring；

Wherein, heating water pipe is fixed in connecting tube by the limit casing at both ends, realizes water following in heating water pipe Ring realizes intelligent heating control by the release of the heat to heating water pipe.When heating water pipe is inserted into limit casing When portion, guiding processing is carried out to the guide groove on heating water pipe by the guide pad of the inside of limit casing first, then again by The limiting slot of the inside of limit casing carries out limit processing to the position-limiting unit on heating water pipe, so that it is solid to improve heating water pipe Fixed is reliable；Moreover, when the water pipe that heats is packed into, sliding shoe can form acting in opposition to heating water pipe by second spring Power realizes the fixation of heating water pipe by the sliding shoe at water pipe both ends of heating so as to progress；Heating is removed if necessary Water pipe repeats following inverse operation.

The BIM O&M controller includes display interface, control button and several status indicator lamps, the BIM O&M control Collection thermal control module, wireless communication module, the valve that the inside of device processed is additionally provided with central control module, connect with central control module Door control module, working power module, heating control module, display control module, key control module and state indicator module, The heat collector and First Heat Exchanger are electrically connected with collection thermal control module, and first triple valve is electrically connected with valve control module It connects, the heating mechanism is electrically connected with heating control module, and the display interface is electrically connected with display control module, the control Key is electrically connected with key control module, and the status indicator lamp is electrically connected with state indicator module, the central control module For PLC；

The working power module includes working power circuit, and the working power circuit includes the first triode, second Triode, first capacitor, the second capacitor, third capacitor, diode and operational amplifier, the collector of first triode and The collector of second triode connects, and the collector of first triode is grounded by first capacitor, first triode Base stage connect with the emitter of the second triode, the collector of first triode passes through the yin of first resistor and diode Pole connection, the plus earth of the diode, the collector of first triode and the power input of operational amplifier connect It connects, the output end of the operational amplifier is connect with the base stage of the second triode, the ground terminal ground connection of the operational amplifier, institute The non-inverting input terminal for stating operational amplifier is connect with the emitter of the first triode, the inverting input terminal of the operational amplifier with The cathode of diode connects, and the emitter of first triode passes through the second capacitor and third capacity earth respectively.

Wherein, central control module, for the module of the modules intelligence operation in control system, herein, in Centre control module is not only PLC, can also be single-chip microcontroller, to improve the intelligence of system operation；Collect thermal control module, uses Come the module being acquired to heat, herein, solar energy is acquired by controlling heat collector, then controls heat exchanger again Heat is handled, the reliable acquisition to heat is realized；Wireless communication module, it is long-range by being carried out with external communication terminal It is wirelessly connected, to realize data exchange, can be realized long-range monitoring of the user to system；Valve control module, for controlling The module of valve processed, herein, for controlling the work of the first triple valve and the second triple valve, realize system to heat can By utilizing and storing；Working power module, for providing a system to the module of stable operating voltage；Heating control module, is used to The module of control heating for controlling the work of heating mechanism, realizes reliable heating, improves the practical of system herein Property；Display control module, for controlling the module of display, herein, for controlling the related work of display interface display system Information improves the reliability of system work；Key control module, for carrying out the module by key control, herein, be used to pair User is acquired the manipulation information of system, to improve the operability of system；State indicator module, for carrying out shape The module of state instruction is indicated for the working condition to system in real time herein, to improve the reliability of system.

In working power circuit, the first triode and the second triode constitute Darlington circuit, realize output electricity The enlarging function of stream is then again monitored input voltage by operational amplifier, will when input voltage output The second triode ON is controlled, so that the output of stablizing of supply voltage is realized, in the circuit, using conventional operation amplifier Device reduces the production cost of system, improves the practical value of system while realizing supply voltage stabilization output.

Preferably, the accumulation of heat component includes the second triple valve, the second heat exchanger, hot water storage tank and heat pump, the storage Boiler is connected to by heat pump with high-temperature water tank, and the first end of second triple valve is connect with the first triple valve, and described second The second end of triple valve is connect by the second heat exchanger with the third end of the second triple valve, the third end of second triple valve and Heat collector connection, second heat exchanger are electrically connected with collection thermal control module, second triple valve and valve control module electricity Connection.

Wherein, heat pump is a kind of device of the heat energy transfer by low level heat energy to high-order heat source, inside high-temperature water tank When temperature reduces, and when heat collector can not provide heat in time, the heat inside hot water storage tank will lead at this time The inside that heat pump is transferred to high-temperature water tank is crossed, to improve the duration and reliability of system heating.In hot water storage tank, when When the heat of heat collector overflows, the second triple valve will be opened, realizes the work of the second heat exchanger, it can be to hot water storage tank Inside heated, to realize heat storage.

Preferably, steel ball will be limited the inner wall compressing of casing outside when the water pipe that heats is not inserted into The inside of shell, after heating water pipe is inserted in place, steel ball will be withstood on the notch of shell by the first spring, so as to realize Limit to heating water pipe, the position-limiting unit include shell, the first spring and steel ball, and the inside of the shell is equipped with recessed The notch of groove is arranged in slot, the steel ball, and the steel ball is connected by the bottom of the first spring and groove, first spring Telescopic direction it is consistent with the moving direction of steel ball, the steel ball is matched with limiting slot.

Preferably, being equipped with sewage pipe on the hot water storage tank and high-temperature water tank.

Preferably, first spring and second spring are in compressive state always.

Preferably, steel ball rolls out groove in order to prevent, the diameter of the steel ball is greater than the maximum distance of the notch of groove.

Preferably, the display contents diversification of liquid crystal display, so that the practicability of system is improved, display circle Face is liquid crystal display.

Preferably, the high sensitivity of touch key, to improve the operability of system, the control button is light Touch of key-press.

Preferably, in order to improve the diversification of display, the status indicator lamp includes dichromatic LED.

Preferably, first triode and the second triode are NPN triode.

The invention has the advantages that should be based in the building intelligent heating control system of BIM, heating water pipe is inserted into When the inside of limit casing, guide pad carries out guiding processing to guide groove, then carries out limit processing by limiting slot position-limiting unit, from And improve the reliable of heating water pipe fixation；Moreover, sliding shoe can form opposition to heating water pipe by second spring, To improve the flexibility of heating water pipe disassembly, the practicability of system is improved；Moreover, in working power circuit, The production cost of system is reduced, is mentioned while realizing supply voltage stabilization output using conventional operational amplifier The high practical value of system.

Detailed description of the invention

Present invention will be further explained below with reference to the attached drawings and examples.

Fig. 1 is the structural schematic diagram of the heating mechanism of the building intelligent heating control system of the invention based on BIM；

Fig. 2 is the structural schematic diagram of the heating component of the building intelligent heating control system of the invention based on BIM；

Fig. 3 is the structural schematic diagram of the heating water pipe of the building intelligent heating control system of the invention based on BIM；

Fig. 4 is the structural schematic diagram of the position-limiting unit of the building intelligent heating control system of the invention based on BIM；

Fig. 5 is the structural schematic diagram of the limit casing of the building intelligent heating control system of the invention based on BIM；

Fig. 6 is the systematic schematic diagram of the building intelligent heating control system of the invention based on BIM；

Fig. 7 is the circuit theory of the working power circuit of the building intelligent heating control system of the invention based on BIM Figure；

In figure: 1. heat collectors, 2. first triple valves, 3. First Heat Exchangers, 4. heaters, 5. high-temperature water tanks, 6. heating groups Part, 7. heat pumps, 8. hot water storage tanks, 9. sewage pipes, 10. second triple valves, 11. second heat exchangers, 12. connecting tubes, 13. sets Pipe, 14. heating water pipes, 15. position-limiting units, 16. guide grooves, 17. first springs, 18. shells, 19. steel balls, 20. second springs, 21. limiting slot, 22. guide pads, 23. sliding shoes, 24. status indicator lamps, 25. central control modules, 26. collection thermal control modules, 27. wireless communication module, 28. valve control modules, 29. working power modules, 30. heating control modules, 31. display control moulds Block, 32. key control modules, 33. state indicator modules, 34. display interfaces, 35. control buttons, U1. operational amplifier, VT1. First triode, the second triode of VT2., C1. first capacitor, the second capacitor of C2., C3. third capacitor, VD1. diode.

Specific embodiment

In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.

As shown in Fig. 1-Fig. 7, a kind of building intelligent heating control system based on BIM, including BIM O&M controller and Heating mechanism, the heating mechanism are electrically connected with BIM O&M controller；

The heating mechanism include heat collector 1, the first triple valve 2, First Heat Exchanger 3, high-temperature water tank 5, heating component 6, Heater 4 and accumulation of heat component, the heat collector 1 are connect with First Heat Exchanger 3 and accumulation of heat component respectively by the first triple valve 2, The First Heat Exchanger 3 is connect with heater 4, and the heater 4 is located at the inside of high-temperature water tank 5, and the high-temperature water tank 5 is distinguished It is connect with heating component 6 and accumulation of heat component；

Wherein, wherein BIM O&M controller is used to simulate heating control system, so as to improve system Construction period and practicability.In heating mechanism, heat collector 1 is acquired solar energy, is converted into thermal energy, passes through the first threeway Valve 2 is allocated heat, distributes to First Heat Exchanger 3 all the way, by First Heat Exchanger 3 to the heating inside high-temperature water tank 5 Device 4 provides energy, realizes the heat treatment to water in high-temperature water tank 5, and another way distributes to accumulation of heat component, carries out to heat pre- Heat treatment, in case subsequent heat supply, improves the practicability of system.

The heating component 6 includes two connecting tubes 12 and several heating units, and the connecting tube 12 is located at heating unit Two sides, two connecting tubes 12 connect with high-temperature water tank 5, and the heating unit includes heating water pipe 14 and two limits Casing 13, the limit casing 13 be located at heating water pipe 14 both ends, the heating water pipe 14 pass through limit casing 13 with connect Pipe 12 connects, and the both ends of the heating water pipe 14 are equipped with guide groove 16 and position-limiting unit 15, the inner wall of the limit casing 13 Equipped with guide pad 22 and limiting slot 21, the guide pad 22 is corresponding with guide groove 16 and matches each other, the limiting slot 21 and limit Bit location 15 is corresponding and matches each other；

The inside of the limit casing 13 is additionally provided with positioning unit, and the positioning unit includes sliding shoe 23 and second spring 20, the sliding shoe 23 is connect by second spring 20 with the inner wall of limit casing 13, and the sliding shoe 23 is located at guide groove 16 Side and far from heating water pipe 14, the heating water pipe 14 pass through sliding shoe 23 connect with second spring 20；

Wherein, heating water pipe 14 is fixed in connecting tube 12 by the limit casing 13 at both ends, realizes water in heating water The circulation of pipe 14 realizes heating intelligent control by the release of the heat to heating water pipe 14.When heating water pipe 14 is inserted into When the inside of limit casing 13, pass through the guide groove 16 on 22 pairs of guide pad heating water pipes 14 of the inside of limit casing 13 first Guiding processing is carried out, is then carried out again by the position-limiting unit 15 on 21 pairs of limiting slot heating water pipes 14 of the inside of limit casing 13 Limit processing, to improve the reliable of the heating fixation of water pipe 14；Moreover, when the water pipe 14 that heats is packed into, sliding shoe 23 Oppositions can be formed by 20 pairs of heating water pipes 14 of second spring, by the sliding shoe 23 at 14 both ends of water pipe of heating so as to Enough progress realize the fixation of heating water pipe 14；Heating water pipe 14 is removed if necessary, repeats following inverse operation.

The BIM O&M controller includes display interface 34, control button 35 and several status indicator lamps 24, the BIM The inside of O&M controller is additionally provided with central control module 25, connect with central control module 25 collection thermal control module 26, nothing Line communication module 27, valve control module 28, working power module 29, heating control module 30, display control module 31, key Control module 32 and state indicator module 33, the heat collector 1 and First Heat Exchanger 3 are electrically connected with collection thermal control module 26, First triple valve 2 is electrically connected with valve control module 28, and the heating mechanism is electrically connected with heating control module 30, described Display interface 34 is electrically connected with display control module 31, and the control button 35 is electrically connected with key control module 32, the shape State indicator light 24 is electrically connected with state indicator module 33, and the central control module 25 is PLC；

The working power module 29 include working power circuit, the working power circuit include the first triode VT1, Second triode VT2, first capacitor C1, the second capacitor C2, third capacitor C3, diode VD1 and operational amplifier U1, described The connection of the collector of the collector of one triode VT1 and the second triode VT2, the collector of the first triode VT1 pass through First capacitor C1 ground connection, the base stage of the first triode VT1 are connect with the emitter of the second triode VT2, and the described 1st The collector of pole pipe VT1 is connect by first resistor with the cathode of diode VD1, and the plus earth of the diode VD1 is described The collector of first triode VT1 is connect with the power input of operational amplifier U1, the output end of the operational amplifier U1 It is connect with the base stage of the second triode VT2, the ground terminal ground connection of the operational amplifier U1, the same phase of the operational amplifier U1 Input terminal is connect with the emitter of the first triode VT1, the inverting input terminal of the operational amplifier U1 and the yin of diode VD1 Pole connection, the emitter of the first triode VT1 pass through the second capacitor C2 and third capacitor C3 ground connection respectively.

Wherein, central control module 25, for the module of the modules intelligence operation in control system, herein, Central control module 25 is not only PLC, can also be single-chip microcontroller, to improve the intelligence of system operation；Collect thermal control mould Block 26 herein, is acquired solar energy by controlling heat collector 1, then controls again for the module being acquired to heat Heat exchanger handles heat, realizes the reliable acquisition to heat；Wireless communication module 27, by whole with external communication End carries out long distance wireless connection and can be realized long-range monitoring of the user to system to realize data exchange；Valve controls mould Block 28 herein, for controlling the work of the first triple valve 2 and the second triple valve 10, realizes for the module of control valve Reliable utilization and storage of the system to heat；Working power module 29, for providing a system to the module of stable operating voltage；For Warm control module 30 herein, for controlling the work of heating mechanism, realizes reliable heating for controlling the module of heating, Improve the practicability of system；Display control module 31, for controlling the module of display, herein, for controlling display interface The related work information of 34 display systems improves the reliability of system work；Key control module 32, for carrying out by keying The module of system, herein, for being acquired to manipulation information of the user to system, to improve the operability of system； State indicator module 33 herein, is referred in real time for carrying out the module of state instruction for the working condition to system Show, to improve the reliability of system.

In working power circuit, the first triode VT1 and the second triode VT2 constitute Darlington circuit, realize The enlarging function for exporting electric current, is then again monitored input voltage by operational amplifier U1, when input voltage output When, the second triode VT2 conducting will be controlled, to realize the output of stablizing of supply voltage, in the circuit, is used conventional Operational amplifier U1, realize supply voltage stablize output while, reduce the production cost of system, improve system Practical value.

Preferably, the accumulation of heat component includes the second triple valve 10, the second heat exchanger 11, hot water storage tank 8 and heat pump 7, The hot water storage tank 8 is connected to by heat pump 7 with high-temperature water tank 5, and the first end of second triple valve 10 and the first triple valve 2 connect It connecing, the second end of second triple valve 10 is connect by the second heat exchanger 11 with the third end of the second triple valve 10, and described the The third end of two triple valves 10 is connect with heat collector 1, and second heat exchanger 11 is electrically connected with collection thermal control module 26, and described the Two triple valves 10 are electrically connected with valve control module 28.

Wherein, heat pump 7 is a kind of device of the heat energy transfer by low level heat energy to high-order heat source, inside high-temperature water tank 5 Temperature when reduce, and when heat collector 1 can not provide heat in time, the heat inside hot water storage tank 8 is just at this time The inside of high-temperature water tank 5 can be transferred to by heat pump 7, to improve the duration and reliability of system heating.In accumulation of heat water In case 8, when the heat of heat collector 1 overflows, the second triple valve 10 will be opened, realizes the work of the second heat exchanger 11, It can be to heating in hot water storage tank 8, to realize heat storage.

Preferably, steel ball 19 will be limited the interior wall pressure of casing 13 when the water pipe 14 that heats is not inserted into place Compel in the inside of shell 18, after heating water pipe 14 is inserted in place, steel ball 19 will withstand on shell 18 by the first spring 17 Notch, so as to realize the limit to heating water pipe 14, the position-limiting unit 15 includes shell 18, the first spring 17 and steel Pearl 19, the inside of the shell 18 are equipped with groove, and the notch of groove is arranged in the steel ball 19, and the steel ball 19 passes through the first bullet Spring 17 is connect with the bottom of groove, and the telescopic direction of first spring 17 is consistent with the moving direction of steel ball 19, the steel ball 19 match with limiting slot 21.

Preferably, being equipped with sewage pipe 9 on the hot water storage tank 8 and high-temperature water tank 5.

Preferably, first spring 17 and second spring 20 are in compressive state always.

Preferably, steel ball 19 rolls out groove in order to prevent, the diameter of the steel ball 19 is greater than the maximum of the notch of groove Distance.

Preferably, the display contents diversification of liquid crystal display, so that the practicability of system is improved, display circle Face 34 is liquid crystal display.

Preferably, the high sensitivity of touch key, to improve the operability of system, the control button 35 is Touch key.

Preferably, in order to improve the diversification of display, the status indicator lamp 24 includes dichromatic LED VD1。

Preferably, the first triode VT1 and the second triode VT2 are NPN triode.

Compared with prior art, should be based in the building intelligent heating control system of BIM, heating water pipe 14 is inserted into limit When the inside of position casing 13, guide pad 22 carries out guiding processing to guide groove 16, then is limited by 21 position-limiting unit 15 of limiting slot Position processing, to improve the reliable of the heating fixation of water pipe 14；Moreover, sliding shoe 23 can pass through 20 pairs of heating water pipes of second spring 14 form opposition, to improve the flexibility that heating water pipe 14 is dismantled, improve the practicability of system；Not only such as This, in working power circuit, using conventional operational amplifier U1, while realizing supply voltage stabilization output, The production cost for reducing system improves the practical value of system.

Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (10)

1. a kind of building intelligent heating control system based on BIM, which is characterized in that including BIM O&M controller and heating Mechanism, the heating mechanism are electrically connected with BIM O&M controller；

The heating mechanism includes heat collector, the first triple valve, First Heat Exchanger, high-temperature water tank, heating component, heater and storage Hot component, the heat collector are connect with First Heat Exchanger and accumulation of heat component respectively by the first triple valve, the First Heat Exchanger Connect with heater, the heater is located at the inside of high-temperature water tank, the high-temperature water tank respectively with heating component and accumulation of heat group Part connection；

The heating component includes two connecting tubes and several heating units, and the connecting tube is located at the two sides of heating unit, and two A connecting tube is connect with high-temperature water tank, and the heating unit includes heating water pipe and two limit casings, the limit Casing is located at the both ends of heating water pipe, and the heating water pipe is connect by limit casing with connecting tube, and the two of the heating water pipe End is equipped with guide groove and position-limiting unit, and the inner wall of the limit casing is equipped with guide pad and limiting slot, the guide pad with lead It to slot correspondence and matches each other, the limiting slot is corresponding with position-limiting unit and matches each other；

The inside of the limit casing is additionally provided with positioning unit, and the positioning unit includes sliding shoe and second spring, the cunning Motion block is connected by the inner wall of second spring and limit casing, and the sliding shoe is located at the side of guide groove and far from heating water Pipe, the heating water pipe are connect by sliding shoe with second spring；

The BIM O&M controller includes display interface, control button and several status indicator lamps, the BIM O&M controller Inside the collection thermal control module, the wireless communication module, valve control that are additionally provided with central control module, are connect with central control module Molding block, working power module, heating control module, display control module, key control module and state indicator module, it is described Heat collector and First Heat Exchanger are electrically connected with collection thermal control module, and first triple valve is electrically connected with valve control module, The heating mechanism is electrically connected with heating control module, and the display interface is electrically connected with display control module, and the control is pressed Key is electrically connected with key control module, and the status indicator lamp is electrically connected with state indicator module, and the central control module is PLC；

The working power module includes working power circuit, and the working power circuit includes the first triode, the two or three pole Pipe, first capacitor, the second capacitor, third capacitor, diode and operational amplifier, the collector and second of first triode The collector of triode connects, and the collector of first triode is grounded by first capacitor, the base of first triode Pole is connect with the emitter of the second triode, and the collector of first triode is connected by the cathode of first resistor and diode It connects, the plus earth of the diode, the collector of first triode and the power input of operational amplifier connect, institute The output end for stating operational amplifier is connect with the base stage of the second triode, the ground terminal ground connection of the operational amplifier, the fortune The non-inverting input terminal for calculating amplifier is connect with the emitter of the first triode, the inverting input terminal of the operational amplifier and two poles The cathode of pipe connects, and the emitter of first triode passes through the second capacitor and third capacity earth respectively.

2. the building intelligent heating control system based on BIM as described in claim 1, which is characterized in that the accumulation of heat group Part includes the second triple valve, the second heat exchanger, hot water storage tank and heat pump, and the hot water storage tank is connected by heat pump and high-temperature water tank Logical, the first end of second triple valve is connect with the first triple valve, and the second end of second triple valve passes through the second heat exchange Device is connect with the third end of the second triple valve, and the third end of second triple valve is connect with heat collector, second heat exchanger It is electrically connected with collection thermal control module, second triple valve is electrically connected with valve control module.

3. the building intelligent heating control system based on BIM as described in claim 1, which is characterized in that the limit is single Member includes shell, the first spring and steel ball, and the inside of the shell is equipped with groove, and the notch of groove, institute is arranged in the steel ball It states steel ball to connect by the bottom of the first spring and groove, the telescopic direction of first spring and the moving direction one of steel ball It causes, the steel ball is matched with limiting slot.

4. the building intelligent heating control system based on BIM as claimed in claim 2, which is characterized in that the accumulation of heat water Sewage pipe is equipped on case and high-temperature water tank.

5. the building intelligent heating control system based on BIM as claimed in claim 3, which is characterized in that first bullet Spring and second spring are in compressive state always.

6. the building intelligent heating control system based on BIM as claimed in claim 3, which is characterized in that the steel ball Diameter is greater than the maximum distance of the notch of groove.

7. the building intelligent heating control system based on BIM as described in claim 1, which is characterized in that display circle Face is liquid crystal display.

8. the building intelligent heating control system based on BIM as described in claim 1, which is characterized in that the control is pressed Key is touch key.

9. the building intelligent heating control system based on BIM as described in claim 1, which is characterized in that the state refers to Show that lamp includes dichromatic LED.

10. the building intelligent heating control system based on BIM as described in claim 1, which is characterized in that the described 1st Pole pipe and the second triode are NPN triode.