CN212178979U - Box type heat exchanger unit - Google Patents
Box type heat exchanger unit Download PDFInfo
- Publication number
- CN212178979U CN212178979U CN202020680472.7U CN202020680472U CN212178979U CN 212178979 U CN212178979 U CN 212178979U CN 202020680472 U CN202020680472 U CN 202020680472U CN 212178979 U CN212178979 U CN 212178979U
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- Prior art keywords
- water
- pipeline
- heat exchanger
- network water
- water supply
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 200
- 239000011347 resin Substances 0.000 claims description 24
- 229920005989 resin Polymers 0.000 claims description 24
- 150000003839 salts Chemical class 0.000 claims description 8
- 238000011001 backwashing Methods 0.000 claims description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 9
- 230000001502 supplementing effect Effects 0.000 description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 6
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- 229910001424 calcium ion Inorganic materials 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- 229910001425 magnesium ion Inorganic materials 0.000 description 6
- 238000009413 insulation Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 239000011780 sodium chloride Substances 0.000 description 4
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- 239000000072 sodium resin Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a box-type heat exchange unit, which belongs to the technical field of heat exchange stations and comprises a heat exchanger, wherein the heat exchanger is respectively connected with one end of a secondary network water supply pipeline, a secondary network water return pipeline, a primary network water supply pipeline and a primary network water return pipeline; a bypass valve is arranged between the primary network water supply pipeline and the primary network water return pipeline, so that the working medium flow is prevented from being influenced when the heat exchanger goes wrong; and a circulating water pump is arranged on the secondary network water return pipeline and used for providing power. The heat engine set has the advantages of high heat exchange efficiency, remarkable energy conservation, clean environment, small occupied space, reduced capital investment, simple operation, safety and reliability.
Description
Technical Field
The utility model belongs to the technical field of the heat transfer station, concretely relates to box heat exchanger group.
Background
The heat source is needed for realizing heating, the heat source is generally divided into steam and high-temperature water, if the steam and the high-temperature water are used for directly heating, a plurality of problems are caused, and firstly, the steam heating wastes about 30 percent of energy more than the hot water heating. The second is a safety issue. Thirdly, the heating comfort problem. Heating companies now mostly use low-temperature, commonly available heating methods. The heat exchanger just can realize the temperature exchange, split type heating area is big, it is not good to debug the management, and this problem has been fine to solve of sled dress formula heat exchanger group, heat exchanger group generally comprises plate heat exchanger (or other types of heat exchanger), the water pump, the converter, a filter, the valve, the block terminal, the instrument, control system and attached equipment etc. to realize the whole heat transfer device of heat exchange between the fluid, this whole heat transfer device of set generally lays in the heat transfer station, the size of heat transfer station is confirmed according to sled dress formula heat exchanger group's size, can adopt various steel structure or brick-concrete structure to build.
The problem of site selection of the heat exchange station is difficult, and the problem can be well solved by a box type heat exchange unit which is formed by meticulously designing and optimally modularly combining by designers. On the premise of not occupying the maintenance space, the building area of the station house is reduced to the maximum extent. The plate type heat exchanger is characterized in that the whole body of a common plate type heat exchanger unit or the common plate type heat exchanger unit and accessory equipment thereof, such as water treatment equipment, a water tank and the like, are intensively arranged in a fixed box body with firm structure, heat preservation and sound insulation, are assembled and produced in a factory and then are transported to a required place. When the heat exchanger is installed on site, only the inlet and outlet of the first and second side pipelines of the heat exchanger unit are butted with the first and second heat supply pipelines, and a new machine room is not needed. The system is suitable for the conditions of site selection, difficult land utilization, short construction period requirement, temporary heat supply and the like of newly-built heat exchange stations during central heating transformation of old cities.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model aims to provide a box type heat exchanger unit.
The utility model discloses a following technical scheme realizes:
a box type heat exchange unit comprises a heat exchanger 1, wherein the heat exchanger 1 is respectively connected with one end of a secondary network water supply pipeline 4, a secondary network water return pipeline 5, a primary network water supply pipeline 2 and a primary network water return pipeline 3, the other ends of the secondary network water supply pipeline 4 and the secondary network water return pipeline 5 are both connected with a heat user, and the other ends of the primary network water supply pipeline 2 and the primary network water return pipeline 3 are both connected with a boiler room; a bypass valve is arranged between the primary network water supply pipeline 2 and the primary network water return pipeline 3, so that the working medium flow is prevented from being influenced when the heat exchanger 1 goes wrong; and a circulating water pump 18 is arranged on the secondary net water return pipeline 5 and used for providing power.
Further, the secondary network water return pipeline 5 is sequentially connected with a water supplementing pipeline 6 and a softening pipeline 7, and a water supplementing tank 19 is connected between the water supplementing pipeline 6 and the softening pipeline 7; the water replenishing tank 19 is used for providing a water storage volume, and water in the water replenishing tank 19 comes from the softened water pipeline 7; and the water replenishing pipeline 6 is also provided with a water replenishing pump 17 for providing power for the water replenishing pipeline.
Further, a water draining electromagnetic valve set 15 and a safety pressure relief valve 16 are arranged on the secondary network water return pipeline 5, when the system is in overpressure, the water draining electromagnetic valve set 15 is opened, and meanwhile, the safety pressure relief valve 16 is matched, so that double insurance is realized. The opening pressure set value of the water discharge electromagnetic valve can be remotely set by a central monitoring system, so that the system is automatically decompressed, and the safety of the system is protected.
Further, the heat exchanger 1 is arranged in a box body 9, a control cabinet 8 is further arranged in the box body 9, and the heat exchanger 1 and the control cabinet 8 are separated by a heat insulation waterproof plate; and cables of the circulating water pump 18 and the water replenishing pump 17 and a pressure signal line of the water draining electromagnetic valve group 15 are connected with the control cabinet 8.
Further, a resin tank 21 and a salt tank 20 are connected to the softened water pipeline 7 in sequence; hardness ions of tap water are mainly composed of cations: calcium (Ca2+) and magnesium (Mg2+) ions, when raw water containing hardness passes through the resin layer of the resin tank 21, the calcium and magnesium ions in the water are adsorbed by the resin and simultaneously released sodium ions, so that the water flowing out of the resin tank 21 is softened water with the hardness ions removed, when the resin adsorbs the calcium and magnesium ions to reach a certain saturation degree, the hardness of the outlet water is increased, the salt tank 20 is opened, sodium chloride solution (saline water) with higher concentration in the salt tank 20 passes through the resin tank 21, the resin in the resin tank 21 is regenerated, the failed resin is recovered to sodium resin again, and the softened water sequentially passes through an outlet of the resin tank 21 and a water inlet at the upper part of the water replenishing tank 19 and enters the water tank 19.
Furthermore, a float valve is arranged at the water inlet of the water replenishing tank 19 and used for controlling the liquid level height of the water tank, a drain valve is arranged at the lower part of the water replenishing tank, and a drain pipe and an overflow pipe are converged to a floor drain; the lower part of the water replenishing tank 19 is provided with a water replenishing port which is connected with the water replenishing pipeline 6, and the water replenishing port of the water replenishing tank 19 is provided with a stop valve which is convenient to control.
Further, a filter 10 or a dirt separator 11 is arranged on each of the primary network water supply pipeline 2 and the secondary network water return pipeline 5 and used for preventing the heat exchanger 1 from being blocked, the filter 10 is a Y-shaped filter, and the dirt separator 11 is an online backwashing dirt separator.
Further, all be provided with main shutoff valve 12 on primary network water supply pipeline 2, primary network return water pipeline 3, secondary network water supply pipeline 4 and the secondary network return water pipeline 5, main shutoff valve 12 is ball valve or hard seal butterfly valve for guarantee the safe operation of system avoids running the overflow and the drippage.
Furthermore, a pressure gauge 14 and a thermometer 13 are arranged on the primary network water supply pipeline 2, the primary network water return pipeline 3, the secondary network water supply pipeline 4 and the secondary network water return pipeline 5, so that data can be conveniently checked on site.
Compared with the prior art, the utility model has the advantages as follows:
1. the heat exchange efficiency is high, and the energy is saved remarkably;
2. cleaning the environment;
firstly, the novel detachable box type structure has attractive and elegant appearance, and greatly improves the sound insulation effect;
secondly, each surface of the box body is mechanically connected and can be independently detached, and the box body is designed with corresponding ventilation and heat insulation measures, so that a quiet and comfortable working environment is created for users.
3. Intelligent automatic control;
4. the occupied space is small, and the capital investment is reduced;
5. the operation is simple, safe and reliable;
6. the installation is simple, and the maintenance is convenient;
when the unit is installed, the interface of the unit is connected with the corresponding interface of the external network pipeline, and the power supply is connected, so that heat supply can be realized as required.
Secondly, the unit shell is of a detachable box structure, when equipment is inspected and maintained regularly, each surface of the unit can be detached into parts easily, and the use of a user is facilitated to the maximum extent.
Drawings
Fig. 1 is a schematic structural diagram of a box type heat exchanger unit of the present invention;
fig. 2 is a schematic structural diagram of a box body of a box type heat exchanger unit of the present invention;
in the figure: the system comprises a heat exchanger 1, a primary network water supply pipeline 2, a primary network water return pipeline 3, a secondary network water supply pipeline 4, a secondary network water return pipeline 5, a water replenishing pipeline 6, a softened water pipeline 7, a control cabinet 8, a box body 9, a filter 10, a dirt remover 11, a main shutoff valve 12, a thermometer 13, a pressure gauge 14, a water draining electromagnetic valve group 15, a safety relief valve 16, a water replenishing pump 17, a circulating water pump 18, a water replenishing tank 19, a salt tank 20 and a resin tank 21.
Detailed Description
Embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the following embodiments are merely used to more clearly illustrate the technical solutions of the present invention, and therefore are only used as examples, and the protection scope of the present invention cannot be limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
Example 1
As shown in fig. 1, a box type heat exchanger unit comprises a heat exchanger 1, wherein the heat exchanger 1 is respectively connected with one end of a secondary network water supply pipeline 4, a secondary network water return pipeline 5, a primary network water supply pipeline 2 and a primary network water return pipeline 3, the other end of the secondary network water supply pipeline 4 and the other end of the secondary network water return pipeline 5 are both connected with a heat consumer, and the other end of the primary network water supply pipeline 2 and the other end of the primary network water return pipeline 3 are both connected with a boiler room; a bypass valve is arranged between the primary network water supply pipeline 2 and the primary network water return pipeline 3, so that the working medium flow is prevented from being influenced when the heat exchanger 1 goes wrong; and a circulating water pump 18 is arranged on the secondary net water return pipeline 5 and used for providing power.
The secondary net water return pipeline 5 is sequentially connected with a water supplementing pipeline 6 and a softened water pipeline 7, and a water supplementing tank 19 is connected between the water supplementing pipeline 6 and the softened pipeline 7; the water replenishing tank 19 is used for providing a water storage volume, and water in the water replenishing tank 19 comes from the softened water pipeline 7; and the water replenishing pipeline 6 is also provided with a water replenishing pump 17 for providing power for the water replenishing pipeline.
And a water drainage electromagnetic valve set 15 and a safety pressure release valve 16 are arranged on the secondary network water return pipeline 5, and when the system is in overpressure, the water drainage electromagnetic valve set 15 is opened, and the safety pressure release valve 16 is matched simultaneously so as to realize double insurance. The opening pressure set value of the water discharge electromagnetic valve can be remotely set by a central monitoring system, so that the system is automatically decompressed, and the safety of the system is protected.
The heat exchanger 1 is arranged in a box body 9, a control cabinet 8 is further arranged in the box body 9, and the heat exchanger 1 and the control cabinet 8 are separated by a heat insulation waterproof plate; and cables of the circulating water pump 18 and the water replenishing pump 17 and a pressure signal line of the water draining electromagnetic valve group 15 are connected with the control cabinet 8.
The softened water pipeline 7 is sequentially connected with a resin tank 21 and a salt tank 20; hardness ions of tap water are mainly composed of cations: calcium (Ca2+) and magnesium (Mg2+) ions, when raw water containing hardness passes through the resin layer of the resin tank 21, the calcium and magnesium ions in the water are adsorbed by the resin and simultaneously released sodium ions, so that the water flowing out of the resin tank 21 is softened water with the hardness ions removed, when the resin adsorbs the calcium and magnesium ions to reach a certain saturation degree, the hardness of the outlet water is increased, the salt tank 20 is opened, sodium chloride solution (saline water) with higher concentration in the salt tank 20 passes through the resin tank 21, the resin in the resin tank 21 is regenerated, the failed resin is recovered to sodium resin again, and the softened water sequentially passes through an outlet of the resin tank 21 and a water inlet at the upper part of the water replenishing tank 19 and enters the water tank 19.
A float valve is arranged at the water inlet of the water replenishing tank 19 and used for controlling the liquid level height of the water tank, a blow-down valve is arranged at the lower part of the water replenishing tank, and a blow-down pipe and an overflow pipe are converged to a floor drain; the lower part of the water replenishing tank 19 is provided with a water replenishing port which is connected with the water replenishing pipeline 6, and the water replenishing port of the water replenishing tank 19 is provided with a stop valve which is convenient to control.
All be provided with filter 10 or dirt separator 11 on primary network supply channel 2 and the secondary network return water pipeline 5 for prevent that heat exchanger 1 from blockking up, filter 10 is Y type filter, dirt separator 11 is online back flush dirt separator.
All be provided with main shutoff valve 12 on the water supply pipeline 2 of once netting, the return water pipeline 3 of once netting, the water supply pipeline 4 of secondary net and the return water pipeline 5 of secondary net, main shutoff valve 12 is ball valve or hard seal butterfly valve for guarantee system's safe operation avoids running, impersonates and drips.
All be equipped with manometer 14 and thermometer 13 on once net supply channel 2, once net return water pipeline 3, secondary network supply channel 4 and the secondary network return water pipeline 5, be convenient for the scene look over data.
The utility model discloses a box heat exchanger unit's mechanism of work as follows:
1. the primary network water supply enters the heat exchanger through the filter, and returns to the primary network after being cooled or heated, so that loop circulation of the primary system is performed;
2. the secondary network backwater is decontaminated by a filter, enters a heat exchanger through a circulating pump, is heated or cooled and then is supplied to a user, so that loop circulation of a secondary system is performed;
3. after being treated by a softening system, the supplemented tap water enters a water supplementing tank; when the water pressure of the secondary network system is reduced, softened water of the water replenishing tank is pumped into the system by the water replenishing pump so as to keep the pressure of the system constant.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (9)
1. The box type heat exchange unit is characterized by comprising a heat exchanger (1), wherein the heat exchanger (1) is respectively connected with one end of a secondary network water supply pipeline (4), a secondary network water return pipeline (5), a primary network water supply pipeline (2) and one end of a primary network water return pipeline (3), the other ends of the secondary network water supply pipeline (4) and the secondary network water return pipeline (5) are both connected with a heat consumer, and the other ends of the primary network water supply pipeline (2) and the primary network water return pipeline (3) are both connected with a boiler room; a bypass valve is arranged between the primary network water supply pipeline (2) and the primary network water return pipeline (3), so that the working medium flow is prevented from being influenced when the heat exchanger (1) goes wrong; and a circulating water pump (18) is arranged on the secondary net water return pipeline (5) and used for providing power.
2. A box heat exchanger unit according to claim 1, wherein the secondary network water return pipeline (5) is connected with a water supply pipeline (6) and a softened water pipeline (7) in sequence, and a water supply tank (19) is connected between the water supply pipeline (6) and the softened water pipeline (7); the water replenishing tank (19) is used for providing a water storage volume, and water in the water replenishing tank (19) comes from the softened water pipeline (7); and the water replenishing pipeline (6) is also provided with a water replenishing pump (17) for providing power for the water replenishing pipeline.
3. A box type heat exchanger unit as claimed in claim 1, wherein a water release electromagnetic valve set (15) and a safety pressure release valve (16) are arranged on the secondary network water return pipeline (5), when the system is over-pressurized, the water release electromagnetic valve set (15) is opened, and the safety pressure release valve (16) is matched for double safety.
4. A box type heat exchanger unit according to claim 1, wherein the heat exchanger (1) is arranged in a box body (9), a control cabinet (8) is further arranged in the box body (9), and the heat exchanger (1) and the control cabinet (8) are separated by a heat-insulating waterproof plate; and cables of the circulating water pump (18) and the water replenishing pump (17) and a pressure signal line of the water draining electromagnetic valve group (15) are connected with the control cabinet (8).
5. A box heat exchanger unit according to claim 2, characterized in that the softened water line (7) is connected with a resin tank (21) and a salt tank (20) in sequence.
6. A box heat exchanger unit as claimed in claim 2, characterized in that the inlet of the make-up water tank (19) is provided with a ball float valve for controlling the level of the water in the tank, and the lower part is provided with a blowoff valve, and a blowoff pipe and an overflow pipe are converged to a floor drain; the lower part of the water replenishing tank (19) is provided with a water replenishing port which is connected with the water replenishing pipeline (6), and the water replenishing port of the water replenishing tank (19) is provided with a stop valve which is convenient to control.
7. A box heat exchanger unit according to claim 1, wherein a filter (10) or a dirt separator (11) is arranged on each of the primary network water supply pipeline (2) and the secondary network water return pipeline (5) for preventing the heat exchanger (1) from being blocked, the filter (10) is a Y-shaped filter, and the dirt separator (11) is an online backwashing dirt separator.
8. A box type heat exchanger unit according to claim 1, wherein the primary network water supply pipeline (2), the primary network water return pipeline (3), the secondary network water supply pipeline (4) and the secondary network water return pipeline (5) are all provided with a main shut-off valve (12), and the main shut-off valve (12) is a ball valve or a hard seal butterfly valve, and is used for ensuring the safe operation of the system and avoiding leakage, overflow and dripping.
9. A box heat exchanger unit as claimed in claim 1, characterized in that the primary network water supply pipeline (2), the primary network water return pipeline (3), the secondary network water supply pipeline (4) and the secondary network water return pipeline (5) are all provided with a pressure gauge (14) and a thermometer (13) for on-site data viewing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020680472.7U CN212178979U (en) | 2020-04-29 | 2020-04-29 | Box type heat exchanger unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020680472.7U CN212178979U (en) | 2020-04-29 | 2020-04-29 | Box type heat exchanger unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212178979U true CN212178979U (en) | 2020-12-18 |
Family
ID=73764875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020680472.7U Expired - Fee Related CN212178979U (en) | 2020-04-29 | 2020-04-29 | Box type heat exchanger unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212178979U (en) |
-
2020
- 2020-04-29 CN CN202020680472.7U patent/CN212178979U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |