CN220135574U - Pump valve linkage automatic control device of heat exchange station - Google Patents
Pump valve linkage automatic control device of heat exchange station Download PDFInfo
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- CN220135574U CN220135574U CN202320631903.4U CN202320631903U CN220135574U CN 220135574 U CN220135574 U CN 220135574U CN 202320631903 U CN202320631903 U CN 202320631903U CN 220135574 U CN220135574 U CN 220135574U
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- exchange station
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- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 230000001105 regulatory effect Effects 0.000 abstract description 43
- 230000001276 controlling effect Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 35
- 238000010438 heat treatment Methods 0.000 description 10
- 239000012535 impurity Substances 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The utility model relates to the field of pump valves, in particular to a pump valve linkage automatic control device of a heat exchange station, which comprises a total circulating pump, wherein an output regulating valve is arranged on the surface of a pipeline at the end part of the total circulating pump, a distributed pump frequency converter is arranged on the right side of the output regulating valve, a distributed pump body is arranged on the side edge of the distributed pump frequency converter, a heat exchanger is arranged at the end part of the pipeline at the right side of the distributed pump body, a cleaning structure is arranged in the heat exchanger, two net sensors are arranged on the pipeline surface at the side edge of the heat exchanger, a program controller is arranged on the side edge of the pipeline, and the program controller is used for controlling and regulating the output regulating valve, the distributed pump frequency converter and the two net sensors.
Description
Technical Field
The utility model relates to the field of pump valves, in particular to a pump valve linkage automatic control device of a heat exchange station.
Background
In general, the heat exchange station automatically and continuously converts heat obtained by the primary network into domestic water and heating water required by users. Namely, hot water enters the plate heat exchanger from the primary side inlet of the unit to exchange heat and flows out from the primary side outlet of the unit; the dirt of the secondary side backwater is removed by the filter, and then the secondary side backwater enters the plate heat exchanger through the secondary side circulating water pump to exchange heat, so that hot water with different temperatures with heating, air conditioning, floor heating or domestic water and the like is produced, and the requirements of users are met.
But in the current distributed variable frequency pump heating system, the characteristics of different distances and different pipe network resistances are achieved, the multi-purpose valve is needed to regulate and control near the heat exchange station, the primary network backwater variable frequency circulating water pump is needed to regulate and control far away from the heat exchange station, and pump valves are sometimes used for joint regulation according to the needs, so that the operation is complex.
In view of this, the utility model provides a heat exchange station pump valve linkage automatic control device.
Disclosure of Invention
The utility model aims to solve the defects and provide a pump valve linkage automatic control device of a heat exchange station.
The heat exchange station is based on a net distributed pump body and is additionally provided with the series output regulating valve to accurately control the water flow of a net, on one hand, the heat exchange station is used for adjusting and limiting the water flow of the net in a period of low heat consumption at the beginning and end of heating, so that the heat supply net is hydraulically balanced, the output of a heat source circulating pump is reduced due to the limited flow, energy is saved, and meanwhile, a cleaning structure is arranged in the heat exchanger, so that the cleaning structure cleans the inner wall of the heat exchanger, and impurities in a water body are prevented from accumulating to the inner wall of the heat exchanger, and the working performance of the heat exchanger is influenced.
The utility model provides a pump valve linkage automatic control device of a heat exchange station, which comprises a total circulating pump, wherein an output regulating valve is arranged on the surface of a pipeline at the end part of the total circulating pump, a distributed pump frequency converter is arranged on the right side of the output regulating valve, a distributed pump body is arranged on the side edge of the distributed pump frequency converter, a heat exchanger is arranged at the end part of the pipeline at the right side of the distributed pump body, a cleaning structure is arranged in the heat exchanger, a two-network sensor is arranged on the surface of the pipeline at the side edge of the heat exchanger, a program controller is arranged on the side edge of the pipeline, and the program controller is used for controlling and regulating the output regulating valve, the distributed pump frequency converter and the two-network sensor.
As a further improvement of the technical scheme, the cleaning structure comprises a chute arranged on the inner wall of the heat exchanger, a filter plate is arranged on the inner wall of the heat exchanger, symmetrical sliding blocks are arranged on the side edges of the filter plate, the sliding blocks slide on the inner wall of the chute, and an elastic piece is arranged between the sliding blocks and the chute.
As a further improvement of the technical scheme, a rubber sleeve is arranged between the filter plate and the inner wall of the heat exchanger, and the rubber sleeve is tightly attached to the inner wall of the heat exchanger.
As a further improvement of the technical scheme, the surface of the program controller is provided with a target parameter adjusting button, and the target parameter adjusting button is used for adjusting the flow in the pipeline.
As a further improvement of the technical scheme, the surface of the program controller is provided with a PID program panel, and the operation state of the distributed pump frequency converter can be observed in real time by observing the output signal of the PID program panel to the distributed pump frequency converter.
As a further improvement of the technical scheme, the side edge of the distributed pump body is connected with a one-way valve in parallel.
Compared with the prior art, the utility model has the beneficial effects that:
in the heat exchange station pump valve linkage automatic control device, a series regulating valve is added to accurately control the water flow of a network based on a network distributed pump of a heat exchange station, so that on one hand, the water flow of the network is regulated and limited in a period of low heat consumption at the beginning and end of heating, the heat supply network is hydraulically balanced, and the output of a heat source circulating pump is reduced due to the limited flow so as to achieve the purpose of saving energy, on the other hand, the heat demand of a far-end or unfavorable loop cannot be met by the heat source total circulating pump in a cold period, the network flow is actively increased by starting and regulating the heat exchange station distributed pump body, and the regulating valve is in a fully-opened state.
The series connection mode of the one-net distributed variable frequency pump and the output regulating valve is matched and regulated automatically through the program controller, or the parallel connection mode of the one-net distributed variable frequency pump and the electric regulating valve is matched and regulated automatically through the controller, so that the requirement of accurately regulating and controlling the temperature of two nets is met, the hydraulic balance and the heat balance of the one net are ensured, and the purposes of saving energy and reducing consumption are achieved.
Because the water in the heat source flows into the heat exchanger through the pipeline, the opening and closing size of the water output regulating valve in the water is different in flow velocity of the water in the heat exchanger, the water impacts the surface of the filter plate, so that the sliding blocks at two sides of the filter plate compress the elastic pieces to move, and the rubber sleeve arranged on the surface of the filter plate scrapes the inner wall of the heat exchanger, so that impurities are prevented from adhering to the inner wall of the heat exchanger, and the working performance of the heat exchanger is prevented from being influenced.
Drawings
The utility model is described in more detail below, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of a heat exchanger of the present utility model;
FIG. 3 is a schematic diagram of the overall structure logic control of the present utility model;
fig. 4 is a program diagram of a program controller according to the present utility model.
The meaning of each reference sign in the figure is:
1. a target parameter adjustment button; 2. a program controller; 3. two net sensors; 4. a PID program panel; 5. an output regulating valve; 6. a distributed pump frequency converter; 7. a distributed pump body; 8. a heat exchanger; 81. a chute; 9. a one-way valve;
10. a total circulation pump;
11. a cleaning structure; 111. a filter plate; 112. a slide block; 113. a rubber sleeve; 114. an elastic member.
Detailed Description
The heat exchange station is used for automatically and continuously converting the heat obtained by the primary network into domestic water and heating water required by users. Namely, hot water enters the plate heat exchanger from the primary side inlet of the unit to exchange heat and flows out from the primary side outlet of the unit; after dirt is removed through the filter, secondary side backwater enters the plate heat exchanger through the secondary side circulating water pump to perform heat exchange, hot water at different temperatures such as heating, air conditioning, floor heating or domestic water is produced, so that the requirements of users are met, in the conventional distributed variable frequency pump heating system, the characteristics of different distances and different pipe network resistances are achieved, the multipurpose valve is needed to be adjusted and controlled near a heat exchange station, the primary network backwater variable frequency circulating water pump is needed to be used for adjusting and controlling far the heat exchange station, and pump valves are sometimes used for joint adjustment according to requirements, so that the operation is complicated.
As shown in fig. 1-3, the heat source circulation pump comprises a total circulation pump 10, an output regulating valve 5 is arranged on the pipeline surface at the end part of the total circulation pump 10, a distributed pump frequency converter 6 is arranged on the right side of the output regulating valve 5, a distributed pump body 7 is arranged at the side edge of the distributed pump frequency converter 6, a heat exchanger 8 is arranged at the pipeline end part at the right side of the distributed pump body 7, a cleaning structure 11 is arranged inside the heat exchanger 8, two net sensors 3 are arranged on the pipeline surface at the side edge of the heat exchanger 8, a program controller 2 is arranged on the pipeline side edge, the program controller 2 controls and regulates the output regulating valve 5, the distributed pump frequency converter 6 and the two net sensors 3, and the serial output regulating valve 5 is added on the basis of the first net distributed pump body 7 of the heat exchange station to accurately control the water flow of the first net, so that the water flow of the first net is regulated and limited on the one hand, the water flow of the first net is balanced, the output of the heat source circulation pump is reduced due to the limited flow of the flow, and the energy is saved.
Firstly, disclose clean structure 11, clean structure 11 is including establishing the spout 81 of seting up at heat exchanger 8 inner wall, heat exchanger 8 inner wall is equipped with filter 111, filter 111 side is equipped with symmetrical slider 112, slider 112 slides at spout 81 inner wall, be equipped with elastic component 114 between slider 112 and the spout 81, the water in the heat source flows into heat exchanger 8 inside through the pipeline, the opening and closing size of output control valve 5 in the aquatic, the water velocity of flow in heat exchanger 8 is different, the water is strikeed filter 111 surface, make the slider 112 compression elastic component 114 motion of filter 111 both sides, the rubber sleeve 113 that filter 111 surface was equipped with scrapes the clean heat exchanger 8 inner wall, avoid impurity to adhere to its inner wall, influence heat exchanger 8 working property.
The improvement of the embodiment is that: the heat exchange station one-net distributed pump body 7 is additionally provided with the serial output regulating valve 5 for accurately controlling one-net water flow, so that one-net water flow is regulated and limited in a period of low heat consumption at the beginning and end of heating, the heat supply net is hydraulically balanced, and the output of the heat source circulating pump is reduced due to the limited flow, so that energy is saved.
Considering that the filter plate 111 can not closely laminate with the inner wall of the heat exchanger 8, impurities on the inner wall of the heat exchanger 8 are difficult to remove, therefore, a rubber sleeve 113 is arranged between the filter plate 111 and the inner wall of the heat exchanger 8, the rubber sleeve 113 is closely laminate with the inner wall of the heat exchanger 8, and the cleaning effect is improved through the close laminate of the rubber sleeve 113 and the inner wall of the heat exchanger 8.
In order to conveniently regulate the flow of the water body in the pipeline, the surface of the program controller 2 is provided with a target parameter regulating button 1, and the target parameter regulating button 1 is used for regulating the flow in the pipeline, and the flow in the pipeline is regulated in real time through system monitoring.
In order to facilitate maintenance of the heat exchange station by operators, the surface of the program controller 2 is provided with a PID program panel 4, and the operation state of the distributed pump frequency converter 6 can be observed in real time by observing the output signal of the PID program panel 4 to the distributed pump frequency converter 6.
When the distributed pump stops running, in order to reduce the resistance of the water body distributed pump body 7, therefore, the side edge of the distributed pump body 7 is connected with the one-way valve 9 in parallel, when the distributed pump body 7 stops running, the water body can directly pass through the one-way valve 9, the resistance passing through the distributed pump body 7 is reduced, and when the distributed pump body 7 runs, the one-way valve 9 is automatically closed reversely.
To sum up, the working principle of the scheme is as follows: the target parameters are regulated through the heating target parameter regulating button 1, the program controller 2 automatically calculates and sets, the program controller 2 acquires data fed back by the two-network sensor 3 in real time and compares the data with the target parameters, the program controller 2 automatically outputs opening signals of the regulating valve 5 and frequency signals of the distributed pump frequency converter 6 through a PID program face calculating program, the flow rate is automatically regulated through the opening and closing of the regulating valve and the rising and lowering of the rotation speed of the distributed pump, the operation parameters of the two networks are changed through the heat exchanger 8, and the operation parameters and the target parameters tend to be close. When the running parameters fed back by the two-network sensor 3 are always lower than the target parameters and reach the program setting time, and the opening feedback signal of the output regulating valve 5 is 100%, the program controller 2 is automatically started and calculates an output signal to the distributed pump frequency converter 6 through the PID program panel 4, the rotating speed of the distributed pump body 7 is regulated, the running parameters of the two networks are changed, and when the rotating speed of the distributed pump frequency converter 6 is higher than the program setting value, the opening signal output by the program controller 2 to the output regulating valve 5 is kept 100%. When the feedback rotational speed of the distributed pump inverter 6 falls to the set value and reaches the programmed time, the controller 2 outputs a signal to stop the distributed inverter. When the rotating speed signal fed back by the distributed frequency converter is lower than the program set value and reaches the set time, the program controller 2 calculates an output signal through the PID program panel 4 to control the opening and closing of the output regulating valve 5. When the distributed pump body 7 stops running, water flow can directly pass through the one-way valve 9, so that resistance passing through the distributed pump body 7 is reduced, and when the distributed pump body 7 runs, the one-way valve 9 is automatically closed reversely. When the flow is regulated by each distributed pump body 7 and the output regulating valve 5, the total pipeline flow is changed, and the total circulating pump 10 at the heat source is automatically regulated, so that the total water supply and return pressure difference of the total pipeline is kept constant.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A heat exchange station pump valve linkage automatic control device is characterized in that: including total circulating pump (10), total circulating pump (10) tip pipeline surface is equipped with output governing valve (5), output governing valve (5) right side is equipped with distributed pump converter (6), distributed pump converter (6) side is equipped with distributed pump body (7), distributed pump body (7) right side pipeline tip is equipped with heat exchanger (8), inside clean structure (11) that is equipped with of heat exchanger (8), heat exchanger (8) side pipeline surface is equipped with two net sensor (3), the pipeline side is equipped with program controller (2), program controller (2) are to output governing valve (5), distributed pump converter (6), two net sensor (3) control and are adjusted.
2. The heat exchange station pump valve linkage automatic control device according to claim 1, wherein: the cleaning structure (11) comprises a sliding groove (81) formed in the inner wall of the heat exchanger (8), a filter plate (111) is arranged on the inner wall of the heat exchanger (8), symmetrical sliding blocks (112) are arranged on the side edges of the filter plate (111), the sliding blocks (112) slide on the inner wall of the sliding groove (81), and elastic pieces (114) are arranged between the sliding blocks (112) and the sliding groove (81).
3. The heat exchange station pump valve linkage automatic control device according to claim 2, wherein: a rubber sleeve (113) is arranged between the filter plate (111) and the inner wall of the heat exchanger (8), and the rubber sleeve (113) is tightly attached to the inner wall of the heat exchanger (8).
4. The heat exchange station pump valve linkage automatic control device according to claim 1, wherein: the surface of the program controller (2) is provided with a target parameter adjusting button (1), and the target parameter adjusting button (1) is used for adjusting the flow in the pipeline.
5. The heat exchange station pump valve linkage automatic control device according to claim 4, wherein: the surface of the program controller (2) is provided with a PID program panel (4), and the operation state of the distributed pump frequency converter (6) can be observed in real time by observing the output signal of the PID program panel (4) to the distributed pump frequency converter (6).
6. The heat exchange station pump valve linkage automatic control device according to claim 1, wherein: the side of the distributed pump body (7) is connected with a one-way valve (9) in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320631903.4U CN220135574U (en) | 2023-03-25 | 2023-03-25 | Pump valve linkage automatic control device of heat exchange station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320631903.4U CN220135574U (en) | 2023-03-25 | 2023-03-25 | Pump valve linkage automatic control device of heat exchange station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220135574U true CN220135574U (en) | 2023-12-05 |
Family
ID=88953858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320631903.4U Active CN220135574U (en) | 2023-03-25 | 2023-03-25 | Pump valve linkage automatic control device of heat exchange station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220135574U (en) |
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2023
- 2023-03-25 CN CN202320631903.4U patent/CN220135574U/en active Active
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