CN220524191U - Pressure self-adjusting system of heat supply pipeline - Google Patents
Pressure self-adjusting system of heat supply pipeline Download PDFInfo
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- CN220524191U CN220524191U CN202322184181.5U CN202322184181U CN220524191U CN 220524191 U CN220524191 U CN 220524191U CN 202322184181 U CN202322184181 U CN 202322184181U CN 220524191 U CN220524191 U CN 220524191U
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- heat supply
- supply pipeline
- water
- water tank
- pressure
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 170
- 230000000087 stabilizing effect Effects 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000005336 cracking Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model relates to the technical field of heat supply, in particular to a pressure self-regulating system of a heat supply pipeline, which comprises a heat supply pipeline, wherein one end of the heat supply pipeline, which is far away from a heat source, is communicated with a high Wen Cejin water gap of a heat exchanger, the pressure-stabilizing pipeline also comprises a pressure-stabilizing water tank, the top of the pressure-stabilizing water tank is provided with a vent, the level of the pressure-stabilizing water tank is higher than that of the heat supply pipeline and the heat exchanger, the bottom of the pressure-stabilizing water tank is communicated with the heat supply pipeline through a branch pipe, and the heat supply pipeline is provided with a water pump for adjusting the flow rate of high-temperature water. The utility model has simple structure, and can reduce the water pressure change in the heat supply pipeline caused by the water pump when the water pump adjusts the flow rate of the high-temperature water in the heat supply pipeline, thereby preventing the heat supply pipeline made of glass fiber reinforced plastic from cracking and reducing the maintenance cost of the heat supply pipeline made of glass fiber reinforced plastic.
Description
Technical Field
The utility model relates to the technical field of heat supply, in particular to a pressure self-regulating system of a heat supply pipeline.
Background
The outdoor environment in winter in northern China is very cold, and the indoor environment is mainly heated by indoor heat supply facilities, wherein the indoor heat supply facilities refer to a heat supply network formed by radiators such as radiators and ground heaters.
The working principle of the urban heating system is as follows: the low-temperature water is heated in a heat source, after absorbing heat, the low-temperature water is changed into high-temperature water, the high-temperature water is conveyed to a user side through a heat supply pipeline, and circulating water of an indoor heat supply facility is heated by a heat exchanger, so that the indoor heat supply facility is used for heating the indoor space, and the indoor temperature is increased; after the high-temperature water in the heat supply pipeline flows through the heat exchanger, the temperature is reduced to become low-temperature water, and the low-temperature water returns to a heat source through the recovery pipeline for recycling.
For the underground heating pipeline, an iron pipe is generally adopted, so that the corrosion resistance is poor and the service life is short. The glass fiber reinforced plastic pipeline has excellent corrosion resistance, does not need cathode corrosion protection and other corrosion prevention measures, does not produce secondary pollution to water and other mediums, and has long service life.
However, because the pipeline made of glass fiber reinforced plastic has poor pressure resistance, when the flow rate of the high-temperature water in the heat supply pipeline is regulated by the water pump so as to cause great change of the water pressure in the heat supply pipeline, the heat supply pipeline made of glass fiber reinforced plastic is easy to collapse, and has high maintenance cost.
Disclosure of Invention
The present utility model is directed to solving at least one of the technical problems existing in the related art. To this end, the utility model provides a heating pipeline pressure self-regulating system.
The utility model is realized by the following technical scheme: the utility model provides a heat supply pipeline pressure self-interacting system, includes the heat supply pipeline, the one end that the heat source was kept away from to the heat supply pipeline communicates in the high Wen Cejin mouth of a river of heat exchanger, still includes the steady voltage water tank that the top was equipped with the air vent, the level of steady voltage water tank is higher than the level of heat supply pipeline and heat exchanger, be linked together through the branch pipe between the bottom of steady voltage water tank and the heat supply pipeline, the water pump that is used for adjusting high temperature water velocity of flow is installed to the heat supply pipeline.
Preferably, a water level transmitter is installed at the bottom of the inner side of the pressure stabilizing water tank, and the water level transmitter is electrically connected with the water pump.
Preferably, the pressure stabilizing water tank and the water pump are both positioned on a pipe section of the heat supply pipeline, which is close to the heat exchanger.
Preferably, an overflow pipe is arranged at the position, close to the top, of the side wall of the pressure stabilizing water tank.
Preferably, the periphery of the pressure stabilizing water tank is coated with an insulating layer.
The above technical solutions in the embodiments of the present utility model have at least one of the following technical effects:
the utility model has simple structure, and can reduce the water pressure change in the heat supply pipeline caused by the water pump when the water pump adjusts the flow rate of the high-temperature water in the heat supply pipeline by arranging the pressure stabilizing water tank, thereby preventing the heat supply pipeline made of glass fiber reinforced plastic from cracking and reducing the maintenance cost of the heat supply pipeline made of glass fiber reinforced plastic; the water level transmitter is matched with the water pump to prevent the outside air from being mixed into the heat supply pipeline due to the fact that the water level in the pressure stabilizing water tank is too low; the overflow pipe is arranged, so that workers can conveniently recycle the overflowed water; the water in the pressure stabilizing water tank can be kept at a relatively high temperature by arranging the heat insulating layer.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. a low-temperature side water outlet; 2. high temperature water inlet; 3. a water pump; 4. a water level transmitter; 5. a vent; 6. an overflow pipe; 7. a pressure stabilizing water tank; 8. a branch pipe; 9. a heat supply pipe; 10. a recovery pipe; 11. a high-temperature side water outlet; 12. a heat exchanger; 13. a low-temperature side water return port; 14. indoor heating facilities.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
As shown in fig. 1, the pressure self-regulating system of the heat supply pipeline 9 provided by the utility model comprises the heat supply pipeline 9, wherein the heat supply pipeline 9 is made of glass fiber reinforced plastic, one end of the heat supply pipeline 9 far away from a heat source is communicated with a high Wen Cejin water gap 2 of a heat exchanger 12, a high-temperature side water outlet 11 of the heat exchanger 12 is communicated with a recovery pipeline 10, a low-temperature side water outlet 1 and a low-temperature side water return 13 of the heat exchanger 12 are respectively connected with an indoor heat supply facility 14, the pressure self-regulating system further comprises a pressure stabilizing water tank 7, the top of the pressure stabilizing water tank 7 is provided with a vent 5, the vent 5 is used for enabling the inside of the pressure stabilizing water tank 7 to be communicated with the atmosphere, the level of the pressure stabilizing water tank 7 is higher than the level of the heat supply pipeline 9 and the heat exchanger 12, and water communicated with the high-temperature water is stored in the pressure stabilizing water tank 7.
The bottom of the pressure stabilizing water tank 7 is communicated with the heat supply pipeline 9 through a branch pipe 8, the heat supply pipeline 9 is provided with a water pump 3 for adjusting the flow rate of high-temperature water, and the water pump 3 is positioned between the heat exchanger 12 and the branch pipe 8.
Under the condition that the temperature of the high-temperature water in the heat supply pipeline 9 is unchanged, the flow rate of the high-temperature water flowing into the heat exchanger 12 is regulated by the water pump 3, so that the outlet water temperature of the low-temperature side water outlet 1 of the heat exchanger 12 can be changed. Specifically, when the flow rate of the high-temperature water is increased, the outlet water temperature of the low-temperature side water outlet 1 is relatively increased; when the flow rate of the high-temperature water is reduced, the outlet water temperature of the low-temperature side water outlet 1 is relatively reduced.
When the flow rate of the high-temperature water flowing into the heat exchanger 12 is increased through the water pump 3, the water pressure of the high-temperature water at the side far away from the heat exchanger 12 relative to the water pump 3 is reduced, and the water in the pressure stabilizing water tank 7 flows into the heat supply pipeline 9 through the branch pipe 8, so that the influence of the change of the flow rate of the high-temperature water on the water pressure in the heat supply pipeline 9 can be reduced; when the flow rate of high-temperature water flowing into the heat exchanger 12 is reduced by the water pump 3, the water pressure of the high-temperature water at the side far away from the heat exchanger 12 relative to the water pump 3 is increased, and water in the heat supply pipeline 9 flows into the pressure stabilizing water tank 7 through the branch pipe 8, so that the influence of the flow rate change of the high-temperature water on the water pressure in the heat supply pipeline 9 can be reduced.
Therefore, through setting up steady voltage water tank 7, can reduce the water pressure variation in the heat supply pipeline 9 that leads to when the velocity of flow of the interior high temperature water of water pump 3 regulation heat supply pipeline 9 to can prevent that glass steel material's heat supply pipeline 9 from taking place to burst, reduce glass steel material's heat supply pipeline 9's maintenance cost.
The water level transmitter 4 is installed to steady voltage water tank 7 inboard bottom, and the signal output part of water level transmitter 4 is used for the output to represent the signal of telecommunication of water level in the steady voltage water tank 7, the signal output part and the water pump 3 electricity of water level transmitter 4 are connected for the water pump 3 can be according to the velocity of flow of the water regulation high temperature water of water level in the steady voltage water tank 7, can prevent that the water level in the steady voltage water tank 7 from being too low from leading to outside air to mix into heating pipeline 9.
The pressure stabilizing water tank 7 and the water pump 3 are both positioned on a pipe section of the heat supply pipeline 9, which is close to the heat exchanger 12, so that a circuit between the water level transmitter 4 and the water pump 3 is conveniently arranged.
The position that steady voltage water tank 7 lateral wall is close to the top is equipped with overflow pipe 6, and when the water level in steady voltage water tank 7 was higher, can follow overflow pipe 6 and discharge, the staff of being convenient for carries out recycle to the water of overflow.
The periphery of the pressure stabilizing water tank 7 is coated with an insulating layer, so that the water in the pressure stabilizing water tank 7 can keep relatively high temperature. The insulating layer may be made of sponge, polyurethane or other materials, and is not shown in fig. 1.
The working principle of the self-regulating system for the pressure of the heat supply pipeline provided by the utility model is that when the flow rate of high-temperature water flowing into the heat exchanger is increased by the water pump, the water pressure of the high-temperature water at one side far away from the heat exchanger relative to the water pump is reduced, and the water in the pressure stabilizing water tank flows into the heat supply pipeline through the branch pipe, so that the influence of the flow rate change of the high-temperature water on the water pressure in the heat supply pipeline can be reduced; when the flow rate of high-temperature water flowing into the heat exchanger is reduced by the water pump, the water pressure of the high-temperature water far away from one side of the heat exchanger relative to the water pump is increased, and the water in the heat supply pipeline flows into the pressure stabilizing water tank through the branch pipe, so that the influence of the flow rate change of the high-temperature water on the water pressure in the heat supply pipeline can be reduced. The utility model has simple structure, and can reduce the water pressure change in the heat supply pipeline caused by the water pump when the water pump adjusts the flow rate of the high-temperature water in the heat supply pipeline by arranging the pressure stabilizing water tank, thereby preventing the heat supply pipeline made of glass fiber reinforced plastic from cracking and reducing the maintenance cost of the heat supply pipeline made of glass fiber reinforced plastic; the water level transmitter is matched with the water pump to prevent the outside air from being mixed into the heat supply pipeline due to the fact that the water level in the pressure stabilizing water tank is too low; the overflow pipe is arranged, so that workers can conveniently recycle the overflowed water; the water in the pressure stabilizing water tank can be kept at a relatively high temperature by arranging the heat insulating layer.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (5)
1. The utility model provides a heat supply pipeline pressure self-interacting system, includes the heat supply pipeline, the one end that the heat supply pipeline kept away from the heat source communicates in the high Wen Cejin mouth of a river of heat exchanger, its characterized in that still includes the steady voltage water tank that the top was equipped with the air vent, steady voltage water tank's level is higher than the level of heat supply pipeline and heat exchanger, be linked together through the branch pipe between steady voltage water tank's bottom and the heat supply pipeline, the water pump that is used for adjusting high-temperature water velocity of flow is installed to the heat supply pipeline.
2. A heating pipeline pressure self-regulating system according to claim 1, wherein a water level transmitter is mounted at the bottom of the inside of the pressure stabilizing water tank, and the water level transmitter is electrically connected with a water pump.
3. A heating conduit pressure self-regulating system as claimed in claim 2, wherein said pressure stabilizing water tank and water pump are both located in a section of the heating conduit adjacent the heat exchanger.
4. A heating conduit pressure self-regulating system as in claim 1, wherein said plenum tank side wall is provided with an overflow pipe near the top.
5. A heating conduit pressure self-regulating system as in claim 1, wherein said regulated water tank is peripherally covered with a heat insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322184181.5U CN220524191U (en) | 2023-08-15 | 2023-08-15 | Pressure self-adjusting system of heat supply pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322184181.5U CN220524191U (en) | 2023-08-15 | 2023-08-15 | Pressure self-adjusting system of heat supply pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220524191U true CN220524191U (en) | 2024-02-23 |
Family
ID=89924277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322184181.5U Active CN220524191U (en) | 2023-08-15 | 2023-08-15 | Pressure self-adjusting system of heat supply pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220524191U (en) |
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2023
- 2023-08-15 CN CN202322184181.5U patent/CN220524191U/en active Active
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