CN215295920U - Self-cleaning type pressure isolation station plate heat exchanger - Google Patents
Self-cleaning type pressure isolation station plate heat exchanger Download PDFInfo
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- CN215295920U CN215295920U CN202120651887.6U CN202120651887U CN215295920U CN 215295920 U CN215295920 U CN 215295920U CN 202120651887 U CN202120651887 U CN 202120651887U CN 215295920 U CN215295920 U CN 215295920U
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Abstract
The utility model discloses a self-cleaning type separates pressure station plate heat exchanger, include by slab, the fixed subassembly of front end, rear end activity compress tightly the heat exchanger that subassembly, clamp tight double-screw bolt, enhancement upper guide beam subassembly, lower guide beam subassembly, rear column are constituteed, the heat exchanger is equipped with online waste fitting discharging. When water passes through the heat medium inlet or the refrigerant inlet heat exchanger, particles, impurities and flocculent substances are firstly filtered through the built-in filtering device, and meanwhile, the resistance descaling generating device releases an electromagnetic field in the medium through the electrodes, so that water molecules are in a high-speed motion state under the action of the electromagnetic field, calcium and magnesium ions in the water are in a motion state and cannot be combined to form scale, and the purpose of preventing scaling is achieved. And the online pollution discharge device is controlled by a time control node of the electric cabinet to discharge pollution at regular time during the operation of the equipment, so that the safe and stable long-term operation of the heat exchanger is ensured.
Description
Technical Field
The utility model relates to a large-scale plate heat exchanger technical field, in particular to self-cleaning type separates pressure station plate heat exchanger.
Background
The plate heat exchanger is widely applied by the excellent performance thereof, has numerous advantages as a high-efficiency heat exchanger, and has 1 and high heat transfer coefficient. The plate heat exchanger has small flow passage, corrugated plate, complicated cross section change, constantly changed flow direction and flow speed and increased disturbance of the fluid, so that turbulent flow may be reached at very low flow speed and high heat transfer coefficient. 2. The adaptability is high. The required heat transfer area can be achieved by increasing or decreasing the plates. A heat exchanger can be divided into several units, which can be adapted to heating or cooling several fluids simultaneously. 3. Compact structure, small volume and less material consumption. The heat transfer area between each cubic meter of volume can reach 250+ m2, and each square meter of heat transfer surface only needs about 15+ kg of metal. 4. High heat transfer coefficient and less metal consumption, and the heat transfer effectiveness can reach 85% + 90% + or more.
However, the plate heat exchanger has very obvious defects, the plate gap is only 2-3.8mm, and the section change of the heat exchanger designed for enhancing heat transfer is very complex, so the plate heat exchanger is very easy to block and scale, the small plate heat exchanger can be disassembled for cleaning, but with the rise of heat supply of a cross-regional long pipeline network in recent years, the plate heat exchangers of large pressure isolation stations are applied more and more, the installed area is usually very large, more than 2000 square meters, the height of each plate is more than 4 meters, the weight of each plate is more than 40 tons, the maintenance and cleaning are very inconvenient, and the maintenance and operation of equipment are seriously influenced.
SUMMERY OF THE UTILITY MODEL
For overcoming the problem that exists among the prior art, the utility model provides a self-cleaning type separates pressure station plate heat exchanger.
The utility model provides a technical scheme that its technical problem adopted is: the self-cleaning plate heat exchanger comprises a plate, a front end fixing assembly, a rear end movable pressing assembly, a clamping stud, a reinforced upper guide beam assembly, a lower guide rod assembly and a detachable heat exchanger consisting of rear upright columns, wherein the heat exchanger is provided with an online sewage discharge device.
Furthermore, the online pollution discharge device comprises a self-cleaning device arranged at a heat medium inlet and/or a refrigerant inlet of the plate heat exchanger.
Furthermore, the self-cleaning device comprises an electronic descaling generating device, and a built-in filtering device is arranged at the electronic descaling generating device.
Furthermore, the electronic descaling generating device comprises a descaling electrode, and the electronic descaling generating device is connected with the control box.
Furthermore, the built-in filtering device is a filter screen sleeved on the descaling electrode.
Furthermore, a shutdown maintenance device is arranged at the electronic descaling generating device and is a detachable flange.
Furthermore, an online sewage draining outlet is arranged at the electronic descaling generating device, a valve is arranged at the online sewage draining outlet, and the valve is connected with the control box.
To sum up, the utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
when water passes through the heat medium inlet or the refrigerant inlet heat exchanger, particles, impurities and flocculent substances are firstly filtered through the built-in filtering device, and meanwhile, the resistance descaling generating device releases an electromagnetic field in the medium through the electrodes, so that water molecules are in a high-speed motion state under the action of the electromagnetic field, calcium and magnesium ions in the water are in a motion state and cannot be combined to form scale, and the purpose of preventing scaling is achieved.
And the online pollution discharge device is controlled by a time control node of the electric cabinet to discharge pollution at regular time during the operation of the equipment, so that the safe and stable long-term operation of the heat exchanger is ensured.
The electronic descaling generating device and the built-in filtering device can be cleaned and maintained through the shutdown maintenance device in the shutdown and overhaul periods of the equipment, the disassembly maintenance of the plate heat exchanger is not needed, and the time, the labor and the cost are saved. The device has the characteristics of automatic descaling, automatic decontamination, online pollution discharge and cleaning and the like.
The self-cleaning type pressure-isolating station plate heat exchanger can realize on-line cleaning, and the on-line descaling meets the long-term high-efficiency operation of the heat exchanger and can meet the long-term stable operation of the long-distance pipeline network heat supply pressure-isolating station plate heat exchanger.
Drawings
Fig. 1 is a view of the overall structure of the present invention.
FIG. 2 is a structural view of the installation site of the self-cleaning apparatus.
Fig. 3 is a structural view of the electronic descaling generator.
In the figure:
the device comprises a front end fixing assembly 1, a rear end movable pressing assembly 2, a reinforced upper guide beam assembly 3, a rear upright post 4, a lower guide rod assembly 5, a clamping stud 6, a self-cleaning device 7, a sheet 8, a heat medium inlet 9, a refrigerant inlet 10, a descaling electrode 11, a filter screen 12, an electronic descaling generating device 13, a control box 14, a shutdown maintenance device 15, a sewage draining outlet 16 and a valve 17.
Detailed Description
The features and principles of the present invention will be described in detail below with reference to the accompanying drawings, and the illustrated embodiments are only for explaining the present invention, and do not limit the scope of the present invention.
As shown in figure 1, the self-cleaning type pressure-isolating station plate heat exchanger comprises a detachable heat exchanger consisting of a plate, a front end fixing assembly 1, a rear end movable pressing assembly 2, a clamping stud 6, a reinforced upper guide beam assembly 3, a lower guide rod assembly 5 and a rear upright post 4. The plate 8 is clamped and fixed by a front end fixing component 1 at the front end, a reinforced upper guide beam component 3 at the upper end, a lower guide rod component 5 at the lower end, a rear end movable pressing component 2 at the right side and a clamping stud 6. The plate heat exchanger can be detachably adjusted by adjusting the movable pressing component 2 at the rear end and the clamping stud 6. The heat exchanger is provided with an online sewage draining device.
In particular, the online sewage draining device comprises a self-cleaning device 7 arranged at a heat medium inlet 9 and/or a cold medium inlet 10 of the plate heat exchanger, as shown in fig. 2.
As shown in FIG. 3, the self-cleaning device 7 comprises an electronic descaling generator 13, which can be an electronic descaling instrument, and a built-in filtering device is arranged at the electronic descaling generator 13. The electronic descaling generating device 13 comprises a descaling electrode 11, and the electronic descaling generating device 13 is connected with the control box 14. The built-in filtering device is a filter screen 12 sleeved on the descaling electrode 11. When water passes through the heat exchanger with the heat medium inlet 9 or the refrigerant inlet 10, particles, impurities and flocculent substances are firstly filtered through the built-in filtering device, meanwhile, the resistance descaling generating device releases an electromagnetic field in the medium through the electrodes, water molecules are in a high-speed motion state under the action of the electromagnetic field, calcium and magnesium ions in the water are in a motion state and cannot be combined to form scale, and the purpose of preventing scaling is achieved.
The electronic descaling generating device 13 is provided with a shutdown maintenance device 15, and the shutdown maintenance device 15 is a detachable flange. An online sewage draining exit 16 is arranged at the electronic descaling generating device 13, a valve 17 is arranged at the online sewage draining exit 16, and the valve 17 is connected with the control box 14. During the shutdown and overhaul period of the equipment, the electronic descaling generating device 13 and the built-in filtering device can be cleaned and maintained through the shutdown maintenance device 15, the disassembly maintenance of the plate heat exchanger is not needed, and the time, the labor and the cost are saved. The device has the characteristics of automatic descaling, automatic decontamination, online pollution discharge and cleaning and the like.
The utility model discloses a theory of operation does:
when water passes through the heat exchanger with the heat medium inlet 9 or the refrigerant inlet 10, particles, impurities and flocculent substances are firstly filtered through the built-in filtering device, meanwhile, the resistance descaling generating device releases an electromagnetic field in the medium through the electrodes, water molecules are in a high-speed motion state under the action of the electromagnetic field, calcium and magnesium ions in the water are in a motion state and cannot be combined to form scale, and the purpose of preventing scaling is achieved. And the online pollution discharge device is controlled by a time control node of the electric cabinet to discharge pollution at regular time during the operation of the equipment, so that the safe and stable long-term operation of the heat exchanger is ensured. During the shutdown and overhaul period of the equipment, the electronic descaling generating device and the built-in filtering device can be cleaned and maintained through the shutdown maintenance device 15, the disassembly maintenance of the plate heat exchanger is not needed, and the time, the labor and the cost are saved. The device has the characteristics of automatic descaling, automatic decontamination, online pollution discharge and cleaning and the like.
The self-cleaning type pressure-isolating station plate heat exchanger can realize on-line cleaning, and the on-line descaling meets the long-term high-efficiency operation of the heat exchanger and can meet the long-term stable operation of the long-distance pipeline network heat supply pressure-isolating station plate heat exchanger.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, which is defined by the appended claims.
Claims (4)
1. A self-cleaning plate heat exchanger with pressure-isolating station is characterized by comprising a detachable heat exchanger consisting of a plate, a front end fixing component, a rear end movable pressing component, a clamping stud, a reinforced upper guide beam component, a lower guide rod component and a rear upright post, wherein the heat exchanger is provided with an online sewage discharge device; the online sewage draining device comprises a self-cleaning device arranged at a heat medium inlet and/or a refrigerant inlet of the plate heat exchanger; the self-cleaning device comprises an electronic descaling generating device, and a built-in filtering device is arranged at the electronic descaling generating device; an online sewage draining outlet is arranged at the electronic descaling generating device, a valve is arranged at the online sewage draining outlet, and the valve is connected with the control box.
2. The self-cleaning pressure insulated station plate heat exchanger of claim 1, wherein the electronic scale-removal generating device comprises scale-removal electrodes, and wherein the electronic scale-removal generating device is connected to a control box.
3. The self-cleaning pressure insulated station plate heat exchanger of claim 2, wherein the built-in filtering device is a filter screen sleeved on the descaling electrode.
4. The self-cleaning pressure insulated station plate heat exchanger of claim 2, wherein the electronic scale removal generating device is provided with a shutdown maintenance device, and the shutdown maintenance device is a detachable flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120651887.6U CN215295920U (en) | 2021-03-31 | 2021-03-31 | Self-cleaning type pressure isolation station plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120651887.6U CN215295920U (en) | 2021-03-31 | 2021-03-31 | Self-cleaning type pressure isolation station plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215295920U true CN215295920U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120651887.6U Active CN215295920U (en) | 2021-03-31 | 2021-03-31 | Self-cleaning type pressure isolation station plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215295920U (en) |
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2021
- 2021-03-31 CN CN202120651887.6U patent/CN215295920U/en active Active
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