CN209763268U - Heat exchange station system with one-key start-stop function - Google Patents
Heat exchange station system with one-key start-stop function Download PDFInfo
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- CN209763268U CN209763268U CN201920506417.3U CN201920506417U CN209763268U CN 209763268 U CN209763268 U CN 209763268U CN 201920506417 U CN201920506417 U CN 201920506417U CN 209763268 U CN209763268 U CN 209763268U
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Abstract
the utility model provides a heat exchange station system with one-key start-stop function, which comprises a heat exchange unit and a control cabinet, wherein the control cabinet comprises a controller; the heat exchange unit comprises a primary water pipe network and a secondary water pipe network, the secondary water pipe network is also connected with a water replenishing pipeline, and a valve group, a pressure sensor group and a temperature sensor group are arranged on the primary water pipe network and the secondary water pipe network; the controller is used for carrying out self-checking on the valve group, the circulating pump and the water replenishing pump before one-key starting, and controlling the opening and closing sequence of the valve group, the circulating pump and the water replenishing pump when the one-key starting is carried out; the controller is connected with the pressure sensor group and the temperature sensor group and is used for collecting the temperature and the pressure of each monitoring point position on the primary water pipe network and the secondary water pipe network, and the controller is also connected with an alarm module. The utility model discloses a to heat transfer unit's self-detection, automatic control, can realize that the long-range key of heat transfer station opens and stops the function.
Description
Technical Field
the utility model belongs to the automation control field especially relates to a heat exchange station system with function is opened to a key.
Background
Along with the improvement of social informatization and automation level, through exploration and development for many years, the heat exchange station unit realizes unattended automatic operation, and can realize the automatic control function of the heat exchange unit according to climate compensation control, constant temperature control, time-interval-based temperature control, secondary network circulation flow, secondary network water supplement and the like.
However, although the problem of automatic parameter adjustment during the operation of the heat exchange unit is solved in the current unattended operation mode of the heat exchange station, the heat exchange station still needs to be manually started and stopped, and therefore real unattended management of the heat exchange station is not achieved. With the improvement of the overall service requirement of the heat supply industry and the change of the structure of the company personnel, the original automatic control mode can not meet the use requirement gradually, so that a heat exchange station system with a one-key start-stop function is urgently needed to be developed.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a heat exchange station system that opens and stop function has a key to realize that the long-range key of heat exchange station opens and stops the function.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the heat exchange station system with the one-key start-stop function comprises a heat exchange unit and a control cabinet, wherein the control cabinet comprises a controller;
The heat exchange unit comprises a primary water pipe network and a secondary water pipe network, wherein a primary water supply dirt separator, a flow regulating valve and a heat exchanger are sequentially arranged on the primary water pipe network, a secondary return water dirt separator, a circulating pump and a heat exchanger are sequentially arranged on the secondary water pipe network, a water supplementing pipeline is connected in front of the secondary return water dirt separator, a water supplementing tank and a water supplementing pump are sequentially arranged on the water supplementing pipeline, and a valve group, a pressure sensor group and a temperature sensor group are arranged on the primary water pipe network and the secondary water pipe network;
The controller comprises a digital quantity output port and a digital quantity input port, the digital quantity input port is connected with an output line of the valve group and is used for self-checking the valve group before one-key starting, and the digital quantity output port is connected with a control line of the valve group and is used for controlling the opening and closing sequence of the valve group when one-key starting;
The digital input port is also connected with an output circuit of the circulating pump and used for performing inching test on the circulating pump before one-key starting, and the digital output port is also connected with a control circuit of the circulating pump and used for controlling the opening and closing of the circulating pump when one-key starting is performed;
The digital input port is also connected with an output circuit of the water replenishing pump and used for performing inching test on the water replenishing pump before one-key starting, and the digital output port is also connected with a control circuit of the water replenishing pump and used for controlling the water replenishing pump to be started and closed when the one-key starting is performed;
The controller also comprises an analog quantity input port which is connected with the pressure sensor group and used for acquiring the pressure of each monitoring point position on the primary water pipe network and the secondary water pipe network; the analog input port is also connected with a temperature sensor group for acquiring the temperature of each monitoring point on the primary water pipe network and the secondary water pipe network;
The controller is also connected with an alarm module, and the alarm module comprises a temperature abnormity alarm unit, a pressure abnormity alarm unit, a water replenishing pump alarm unit and a circulating pump alarm unit.
Further, the controller is further connected with a communication module, the communication module is connected with an upper computer, and the upper computer is used for achieving a one-key starting function through remote control and monitoring the state of the heat exchanger unit.
Furthermore, the valve group comprises a primary water supply electric butterfly valve arranged at a primary water pipe network water supply end, a primary water return electric butterfly valve arranged at a primary water pipe network water return end, a secondary water supply electric butterfly valve arranged at a secondary water pipe network water supply end, a secondary water return electric butterfly valve arranged at a secondary water pipe network water return end and an electric ball valve arranged behind the circulating pump.
furthermore, the controller is further connected with a magnetic overturning liquid level meter, and the magnetic overturning liquid level meter is arranged on a water replenishing tank of the heat exchanger unit and used for detecting the water level of the water replenishing tank before one-key starting.
Furthermore, the valve set further comprises a water replenishing electromagnetic valve, the water replenishing electromagnetic valve is arranged at a water inlet of the water tank, and when the liquid level of the water replenishing tank is low, the water replenishing electromagnetic valve is opened to replenish water into the water replenishing tank.
Further, digital input port still connects circulating pump vibration sensor, circulating pump temperature sensor, make-up pump vibration sensor and make-up pump temperature sensor for detect the pump body vibration volume and the temperature value of circulating pump and make-up pump, circulating pump vibration sensor with circulating pump temperature sensor all sets up on the circulating pump body, make-up pump vibration sensor with make-up pump temperature sensor all sets up on the make-up pump body.
compared with the prior art, heat exchange station system with a key opens and stops function have following advantage:
(1) the full-automatic operation mode of starting and stopping by one key is used, various safety accidents caused by manual and irregular operation are avoided, and the intrinsic safety of the heat exchange unit can be realized.
(2) through the utility model discloses can reduce the personnel's demand of heat supply preparation work, need not staff to arrive at the scene and can accomplish a series of heat supply preparation works such as equipment self-checking, systematic water feeding, circulation test run.
(3) The upper computer realizes an intelligent supervision 24-hour early warning mechanism, can find hidden dangers in advance and can process accidents in advance.
(4) Due to the fact that the automatic starting device has the automatic starting function, the automatic starting device can be automatically started without waiting for arrival of workers due to unexpected shutdown caused by external reasons during operation, the remote one-key starting function is achieved, the failure shutdown time of a unit is greatly shortened, and stable heat supply is guaranteed.
drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic diagram of a heat exchange station system according to an embodiment of the present invention;
Fig. 2 is a schematic view of a heat exchanger unit according to an embodiment of the present invention.
Description of reference numerals:
1-a heat exchanger unit; 2-a controller; 3-primary water pipe network; 4-secondary water pipe network; 5-water supplement pipeline; 6-a communication module; 7-an upper computer; 1001-primary water supply pressure sensor; 1002-a primary water supply dirt separator rear pressure sensor; 1003-pressure sensor behind primary water supply regulating valve; 1004-primary water return pressure sensor; 1005-a pressure sensor in front of the secondary backwater dirt separator; 1006-a secondary backwater dirt separator rear pressure sensor; 1007-secondary backwater circulating pump rear pressure sensor; 1008-secondary water supply pressure sensor; 1009-primary water supply temperature sensor; 1010-primary backwater temperature sensor; 1011-secondary backwater temperature sensor; 1012-secondary water supply temperature sensor; 1013-primary water supply electric butterfly valve; 1014-primary water return electric butterfly valve; 1015-secondary water return electric butterfly valve; 1016-secondary water supply electric butterfly valve; 1017-electric ball valve; 1018-water supplement electromagnetic valve; 1019-magnetic turn level meter; 1020-a heat exchanger; 1021-a circulation pump; 1022-water replenishing pump; 1023-a water replenishing tank; 1024-primary water supply dirt separator; 1025-flow regulating valve; 1026-secondary backwater dirt separator; 201-digital output port; 202-digital input port; 203-analog input port; 204-temperature abnormity alarm unit; 205-pressure anomaly alarm unit; 206-water replenishing pump alarm unit; 207-circulation pump alarm unit.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
in the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
the present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
as shown in fig. 1 and 2, the utility model provides a heat exchange station system with function is opened to a key, including heat exchanger unit 1 and switch board, the switch board includes controller 2, and is concrete, and controller 2 adopts the controller that the model of south jingdong production is EF 2593B.
The heat exchange unit 1 comprises a primary water pipe network 3 and a secondary water pipe network 4, wherein a valve group, a pressure sensor group and a temperature sensor group are arranged on the primary water pipe network 3 and the secondary water pipe network 4, a primary water supply dirt separator 1024, a flow regulating valve 1025 and a heat exchanger 1020 are arranged on the primary water pipe network, a secondary return water dirt separator 1026 and a circulating pump 1021 are arranged on the secondary water pipe network 4, a water replenishing pipeline 5 is arranged in front of the secondary return water dirt separator 1026, a water replenishing tank 1023 and a water replenishing pump 1022 are arranged on the water replenishing pipeline 5, a circulating pump vibration sensor and a circulating pump temperature sensor (not shown in the figure) are further arranged on the pump body of the circulating pump 1021, and a water replenishing pump vibration sensor and a water replenishing pump temperature sensor (not shown in the figure) are further arranged on the;
The pressure sensor group comprises a primary water supply pressure sensor 1001, a primary water supply dirt separator rear pressure sensor 1002, a primary water supply regulating valve rear pressure sensor 1003 and a primary water return pressure sensor 1004 which are sequentially arranged on a primary water pipe network, and a secondary water return dirt separator front pressure sensor 1005, a secondary water return dirt separator rear pressure sensor 1006, a secondary water return circulating pump rear pressure sensor 1007 and a secondary water supply pressure sensor 1008 which are sequentially arranged on a secondary water pipe network;
The temperature sensor group comprises a primary water supply temperature sensor 1009 and a primary water return temperature sensor 1010 which are sequentially arranged on the primary water pipe network, and a secondary water return temperature sensor 1011 and a secondary water supply temperature sensor 1012 which are sequentially arranged on the secondary water pipe network;
The valve set comprises a primary water supply electric butterfly valve 1013 arranged at a primary water pipe network water supply end, a primary water return electric butterfly valve 1014 arranged at a primary water pipe network water return end, a secondary water return electric butterfly valve 1015 arranged at a secondary water pipe network water return end, a secondary water supply electric butterfly valve 1016 arranged at a secondary water pipe network water supply end, and an electric ball valve 1017 arranged behind the circulating pump, wherein the controller 2 is further connected with a magnetic turnover liquid level meter 1019, the magnetic turnover liquid level meter 1019 is arranged on a water replenishing tank of the heat exchange unit and used for detecting the water level of the water replenishing tank before one-key starting, and the valve set 101 further comprises a water replenishing electromagnetic valve 1018 arranged at the water replenishing tank water inlet and used for opening the water replenishing electromagnetic valve 1018 when the water replenishing tank liquid level is low.
the controller 2 comprises a digital quantity output port 201 and a digital quantity input port 202, the digital quantity input port 202 is connected with an output line of the valve group and is used for carrying out self-checking on the valve group before one-key starting, and the digital quantity output port 201 is connected with a control line of the valve group and is used for controlling the opening and closing sequence of the valve group when one-key starting;
The digital input port 202 is also connected with an output circuit of the circulating pump and used for performing inching test on the circulating pump before one-key starting, and the digital output port 201 is also connected with a control circuit of the circulating pump and used for controlling the starting and the closing of the circulating pump when one-key starting;
The digital input port 202 is also connected with an output line of the water replenishing pump and used for performing inching test on the water replenishing pump before one-key starting, and the digital output port 201 is also connected with a control line of the water replenishing pump and used for controlling the water replenishing pump to be started and closed when one-key starting is performed;
the controller 2 further comprises an analog input port 203, wherein the analog input port 203 is connected to the pressure sensor group and is used for acquiring the pressure of each monitoring point on the primary water pipe network and the secondary water pipe network.
The analog input port 203 is further connected with the temperature sensor group, and is used for acquiring the temperature of each monitoring point on the primary water pipe network and the secondary water pipe network;
Digital input port 202 is still connected and is set up circulating pump vibration sensor, circulating pump temperature sensor and setting on the circulating pump body are in moisturizing pump vibration sensor and moisturizing pump temperature sensor on the moisturizing pump body for detect the vibration and the temperature of the circulating pump and the moisturizing pump body.
Controller 2 still is connected with alarm module, alarm module includes temperature anomaly alarm unit 204, pressure anomaly alarm unit 205, moisturizing pump alarm unit 206 and circulating pump alarm unit 207, temperature anomaly alarm unit 204 is used for working as the temperature sensor group starts the warning when detecting the temperature anomaly, pressure anomaly alarm unit 205 is used for working as the pressure sensor group starts the warning when detecting pressure anomaly, moisturizing pump alarm unit 206 is used for working as the moisturizing pump vibrates the warning of starting when too big or overtemperature, circulating pump alarm unit 207 is used for working as the circulating pump vibrates and starts the warning when too big or overtemperature, specifically, alarm unit can select bee calling organ to report to the police for use.
The controller 2 is also connected with a communication module 6, specifically, the communication module can adopt RS485 communication, and the communication module 6 is connected with an upper computer 7;
The process of the one-key start-stop function is as follows:
1. one-key self-checking before starting:
before the controller 2 is started by one key, a jog test is carried out on the circulating pump 1021 and the water replenishing pump 1022, the liquid level state of the magnetic turnover liquid level meter 1019 is detected, and when the liquid level is low, the water replenishing electromagnetic valve 1018 is started to replenish water to the water replenishing tank 1023 until the liquid level meets the condition;
The controller 2 carries out self-checking on the primary water supply electric butterfly valve 1013, the primary water return electric butterfly valve 1014, the secondary water supply electric butterfly valve 1016, the secondary water return electric butterfly valve 1015, the electric ball valve 1017, the flow regulating valve 1025 and the water supplement electromagnetic valve 1018 before one-key starting;
2. one-key starting: the starting sequence of each device is as follows:
(1) Closing the primary water supply electric butterfly valve 1013, the primary water return electric butterfly valve 1014, the secondary water supply electric butterfly valve 1016 and the secondary water return electric butterfly valve 1015, detecting a front pressure sensor 1006 of the secondary water return dirt separator, and starting the water replenishing pump 1022 until the pressure reaches the pressure set by the water replenishing pump when the pressure is low;
(2) Sequentially opening a secondary water return electric butterfly valve 1015, a secondary water supply electric butterfly valve 1016 and an electric ball valve 1017, detecting a front pressure sensor 1006 of a secondary water return dirt separator, starting a water replenishing pump 1022 when the pressure is low until the pressure reaches the set pressure of the water replenishing pump, detecting the starting state of the water replenishing pump, and reporting a secondary network leakage fault through a water replenishing pump alarm unit 206 if the water replenishing pump is frequently started;
(3) Starting a circulating pump 1021, and if the circulating pump cannot be started, initiating a circulating pump alarm through a circulating pump alarm unit 207; if the water supply system is normally started, detecting the state of the circulating pump 1021, detecting the states of the secondary water supply electric butterfly valve and the secondary water return electric butterfly valve, and controlling the primary water supply electric butterfly valve 1013 to be in an opening state;
(4) The state of the primary water supply electric butterfly valve 1013 is detected to be normal, the primary water return electric butterfly valve 1014 is opened, the states of the primary water supply electric butterfly valve 1013, the primary water return electric butterfly valve 1014, the secondary water supply electric butterfly valve 1016 and the secondary water return electric butterfly valve 1015 are detected, and if the states are normal, the system is normally put into operation.
3. one-key scram: the shutdown sequence of each device in the one-key emergency stop function is as follows:
closing the primary water supply electric butterfly valve 1013 and the primary water return electric butterfly valve 1014, detecting the closing state of the primary water supply and water return electric butterfly valve, detecting the closing state of the electric ball valve 1017, stopping the circulating pump 1021, detecting the circulating pump 1021 state, closing the secondary water supply electric butterfly valve 1016 and the secondary water return electric butterfly valve 1015, detecting the closing state of the secondary water supply electric butterfly valve 1016 and the secondary water return electric butterfly valve 1015, powering off the water replenishing pump and the main switch of the circulating pump, powering off the electromagnetic valve, and powering off the main power supply in the control cabinet.
the utility model discloses the principle of realizing long-range key start does: the upper computer 7 sends a key start operation instruction to the controller through the communication module 6 through one-key operation, the controller is started orderly after self-checking through the control field heat exchange unit equipment, and similarly, the upper computer 7 also sends a key emergency stop operation instruction to the controller through the communication module 6, the controller is stopped orderly through the control field heat exchange unit equipment, and simultaneously, the upper computer is used for monitoring the running state of each equipment in the heat exchange unit 1 and displaying the alarm state of the alarm module in real time, and when an alarm appears in the process of starting and stopping by one key, the alarm information can be mastered at the first time and the corresponding processing of starting and stopping of the heat exchange unit equipment is carried out.
the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. heat exchange station system with function is stopped to a key, its characterized in that: the system comprises a heat exchange unit and a control cabinet, wherein the control cabinet comprises a controller;
the heat exchange unit comprises a primary water pipe network and a secondary water pipe network, wherein a primary water supply dirt separator, a flow regulating valve and a heat exchanger are sequentially arranged on the primary water pipe network, a secondary return water dirt separator, a circulating pump and a heat exchanger are sequentially arranged on the secondary water pipe network, a water supplementing pipeline is connected in front of the secondary return water dirt separator, a water supplementing tank and a water supplementing pump are sequentially arranged on the water supplementing pipeline, and a valve group, a pressure sensor group and a temperature sensor group are arranged on the primary water pipe network and the secondary water pipe network;
the controller comprises a digital quantity output port and a digital quantity input port, the digital quantity input port is connected with an output line of the valve group and is used for self-checking the valve group before one-key starting, and the digital quantity output port is connected with a control line of the valve group and is used for controlling the opening and closing sequence of the valve group when one-key starting;
The digital input port is also connected with an output circuit of the circulating pump and used for performing inching test on the circulating pump before one-key starting, and the digital output port is also connected with a control circuit of the circulating pump and used for controlling the opening and closing of the circulating pump when one-key starting is performed;
The digital input port is also connected with an output circuit of the water replenishing pump and used for performing inching test on the water replenishing pump before one-key starting, and the digital output port is also connected with a control circuit of the water replenishing pump and used for controlling the water replenishing pump to be started and closed when the one-key starting is performed;
the controller also comprises an analog quantity input port which is connected with the pressure sensor group and used for acquiring the pressure of each monitoring point position on the primary water pipe network and the secondary water pipe network; the analog input port is also connected with a temperature sensor group for acquiring the temperature of each monitoring point on the primary water pipe network and the secondary water pipe network;
the controller is also connected with an alarm module, and the alarm module comprises a temperature abnormity alarm unit, a pressure abnormity alarm unit, a water replenishing pump alarm unit and a circulating pump alarm unit.
2. The heat exchange station system with one-key start-stop function according to claim 1, characterized in that: the controller is further connected with a communication module, the communication module is connected with an upper computer, and the upper computer is used for achieving a one-key starting function through remote control and monitoring the state of the heat exchange unit.
3. The heat exchange station system with one-key start-stop function according to claim 1, characterized in that: the valve group is in including setting up the electronic butterfly valve of once supplying water of primary water pipe network water supply end, setting are in the electronic butterfly valve of once backwater of once water pipe network backwater end, setting are in the electronic butterfly valve of secondary water pipe network water supply end, setting are in the electronic butterfly valve of secondary backwater of secondary water pipe network backwater end and setting are in electronic ball valve behind the circulating pump.
4. the heat exchange station system with one-key start-stop function according to claim 1, characterized in that: the controller is further connected with a magnetic overturning liquid level meter, and the magnetic overturning liquid level meter is arranged on a water replenishing tank of the heat exchanger unit and used for detecting the water level of the water replenishing tank before one-key starting.
5. The heat exchange station system with one-key start-stop function according to claim 4, wherein: the valve group further comprises a water supplementing electromagnetic valve, the water supplementing electromagnetic valve is arranged at the water inlet of the water tank, and when the liquid level of the water supplementing tank is low, the water supplementing electromagnetic valve is opened to supplement water in the water supplementing tank.
6. The heat exchange station system with one-key start-stop function according to claim 1, characterized in that: digital input port still connects circulating pump vibration sensor, circulating pump temperature sensor, make-up pump vibration sensor and make-up pump temperature sensor for detect the pump body vibration volume and the temperature value of circulating pump and make-up pump, circulating pump vibration sensor with circulating pump temperature sensor all sets up on the circulating pump body, make-up pump vibration sensor with make-up pump temperature sensor all sets up on the make-up pump body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920506417.3U CN209763268U (en) | 2019-04-15 | 2019-04-15 | Heat exchange station system with one-key start-stop function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920506417.3U CN209763268U (en) | 2019-04-15 | 2019-04-15 | Heat exchange station system with one-key start-stop function |
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| Publication Number | Publication Date |
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| CN209763268U true CN209763268U (en) | 2019-12-10 |
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| CN201920506417.3U Active CN209763268U (en) | 2019-04-15 | 2019-04-15 | Heat exchange station system with one-key start-stop function |
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| Country | Link |
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| CN (1) | CN209763268U (en) |
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