CN214745988U - Anti-freezing device for water charging system of heat exchange station - Google Patents
Anti-freezing device for water charging system of heat exchange station Download PDFInfo
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- CN214745988U CN214745988U CN202121061627.XU CN202121061627U CN214745988U CN 214745988 U CN214745988 U CN 214745988U CN 202121061627 U CN202121061627 U CN 202121061627U CN 214745988 U CN214745988 U CN 214745988U
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Abstract
The utility model relates to a heat transfer station moisturizing system freeze-proof device, including water intake pipe, heating pipeline, outlet pipe way and controller, water intake pipe's one end and heat transfer station secondary water supply pipe connection, the other end is connected with the heating pipeline water intake end, and heating pipeline's play water end is connected with outlet pipe way's one end, and outlet pipe way's the other end and moisturizing pipeline connection, heating pipeline is located the moisturizing case, and its setting of buckling in the moisturizing case, is equipped with check valve and temperature sensor between outlet pipe way and moisturizing pipeline junction and moisturizing case junction, install the solenoid valve on the inlet pipe way, solenoid valve, temperature sensor all with controller circuit connection. The utility model discloses a pipeline heat dissipation is direct to moisturizing case normal water heating, flows through circulation hot water at moisturizing pump, moisturizing pipeline, teletransmission water gauge inner loop simultaneously, directly, quick, the effectual moisturizing system equipment freeze injury problem of having solved.
Description
Technical Field
The utility model belongs to the technical field of heat transfer device, especially, relate to heat transfer station water charging system freeze-proof device.
Background
Along with the improvement of living standard of people, the requirement of users on heating quality is continuously improved. In a central heating system, the stabilization of the heating system pressure is a basic condition for the safe and reliable operation of the system. The water loss of the heating pipe network system is inevitable, if the water replenishing system of the heat exchange unit breaks down, water replenishing is not timely, the pressure of the pipe network is reduced, the pressure of a secondary system of the unit is reduced, the water pump is tripped in a protection mode, and the whole heating system cannot normally operate or even stops operating.
In the heating process, if extremely cold weather occurs, the water tank and the water replenishing pipeline can be frozen, water cannot be replenished for a secondary system, and the heat supply station loses water and stops pumping, so that heat is stopped; at present, a method for solving the problem of icing of a water replenishing system of a heating station generally adopts an electric tracing product, but the electric tracing product belongs to a heat tracing product and is not suitable for being used as a heating product, although an electric tracing band with better waterproof and insulating effects, such as an explosion-proof protective electric tracing band, is provided with a PVC outer sheath to play the roles of waterproof and grounding protection, but the electric tracing band is not recommended to be immersed into a water tank for use; secondly, because the sealing performance of the electric tracing band junction box or the tail end can only prevent moisture and water, the sealing, the air tightness and the water impermeability cannot be realized, and if the electric tracing band junction box is put into water for use, water can enter to cause short circuit or electric leakage; corrosive media exist, and the electric tracing band can be damaged; for the anti-freezing and heat preservation of the water tank, the electric tracing band can be arranged on the outer wall of the water tank, and the length of the electric tracing band required to be arranged is determined according to the calculated heat loss of the water tank to perform heat compensation of the water tank; the small water tank uses a self-temperature-limiting electric tracing band, and the large water tank and the tank body use a constant-power electric tracing band.
However, the disadvantages of the electric tracing method are: a. the temperature rise is slow; b. a high-power supply, an electric control cabinet and protection are required to be configured, and a heat exchange station power supply is occupied; c. the long-term operation is realized, the electricity consumption is large, and the electricity fee is high; d. the electric heating equipment has short service life, high failure rate and troublesome maintenance and replacement; e. the water in the water tank can be heated, and the water in the water replenishing pump, the water replenishing pipeline and the remote water meter can not be heated, so that the freezing damage such as freezing and cracking of equipment is easily caused.
In addition, for the anti-freezing and heat-insulating measures of the water tank, the temperature of the station house can be increased by performing heat insulation on the station house, additionally installing heating radiators and other measures; however, this method has the following disadvantages: long-term operation and high energy consumption; the efficiency is low, and water replenishing system equipment is not directly heated; some heat exchange stations are borrowing station rooms, and heat preservation treatment cannot be carried out; the environment temperature is too high, which is unfavorable for the operation of electrical equipment, etc.
Therefore, based on the problems, the anti-freezing device for the water replenishing system of the heat exchange station is easy to install and operate, simple and practical, high in safety, environment-friendly, economical and capable of effectively solving the problem of freezing damage of water replenishing system equipment, and has important practical significance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an easy installation, easy operation, simple and practical, security height, environmental protection economy, effectual heat transfer station moisturizing system freeze-proof device who has solved the moisturizing system equipment freeze injury problem.
The utility model provides a its technical problem take following technical scheme to realize:
heat transfer station water charging system freeze-proof device, including water intake pipe, heating pipeline, outlet pipe way and controller, the one end and the heat transfer station secondary water supply pipe way of water intake pipe are connected, and the other end is connected with the heating pipeline end of intaking, and the outlet end of heating pipeline is connected with outlet pipe way's one end, and outlet pipe way's the other end and moisturizing pipeline are connected, the heating pipeline is located the moisturizing case, and its setting of buckling in the moisturizing case, is equipped with check valve and temperature sensor between outlet pipe way and moisturizing pipeline junction and moisturizing pipeline and the moisturizing case junction, install the solenoid valve on the inlet pipe way, solenoid valve, temperature sensor all with controller circuit connects.
Further, the check valve is located downstream of the temperature sensor.
Furthermore, a remote water meter is arranged on a water replenishing pipeline at the downstream of the joint of the water outlet pipeline and the water replenishing pipeline, and the remote water meter is connected with the controller circuit.
The utility model has the advantages that:
the utility model directly heats the water in the water replenishing tank through pipeline heat dissipation, and simultaneously, directly, quickly and effectively solves the freezing damage problem of the water replenishing system equipment through the circulating hot water circulating flow in the water replenishing pump, the water replenishing pipeline and the remote water meter; the device occupies low power capacity of the heat exchange station, has long service life of equipment, extremely low failure rate, simple maintenance and replacement, easy installation and operation, simplicity, practicality, high safety, environmental protection and good economical efficiency.
Drawings
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.
Fig. 1 is an application structure schematic diagram of an anti-freezing device of a water charging system of a heat exchange station provided by the embodiment of the present invention;
Detailed Description
First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be described in detail below by way of example, but all the descriptions are only for illustrative purpose and should not be construed as forming any limitation to the present invention. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The present invention will be described in detail with reference to fig. 1.
As shown in fig. 1, the antifreeze apparatus for a water supplement system of a heat exchange station according to this embodiment includes a water inlet pipeline 2, a heating pipeline 13, a water outlet pipeline 3 and a controller 12, where one end of the water inlet pipeline is connected to a secondary water supply pipeline 14 of the heat exchange station, the other end of the water inlet pipeline is connected to a water inlet end of the heating pipeline, a water outlet end of the heating pipeline is connected to one end of the water outlet pipeline, the other end of the water outlet pipeline is connected to a water supplement pipeline 15, the water supplement pipeline 15 is connected to a secondary water return pipeline 16 of the heat exchange station, the heating pipeline is located in a water supplement tank and is bent in the water supplement tank, a check valve 4 and a temperature sensor 5 are disposed between a connection of the water outlet pipeline and the water supplement pipeline and a connection of the water supplement tank, and the check valve is located at a downstream of the temperature sensor; install solenoid valve 1 on the water inlet pipe, solenoid valve, temperature sensor all with controller circuit connection.
It should be noted that the heating pipeline is located in the water replenishing tank, and the bending arrangement in the water replenishing tank is to increase the heat exchange area with the liquid in the water replenishing tank, so as to avoid the liquid in the water replenishing tank from freezing, and the bending shape can be set according to the actual size of the water replenishing tank, so long as the heat exchange with the liquid in the water replenishing tank is realized quickly and conveniently, and the heating pipeline does not need to be limited to the specific shape; in addition, the controller may employ a GT-7M controller.
And a remote water meter 8 is arranged on a water replenishing pipeline at the downstream of the joint of the water outlet pipeline and the water replenishing pipeline, and the remote water meter is connected with the controller circuit.
In addition, a ball valve 6, a dirt separator 7, a water replenishing pump 9, a first one-way valve 10 and a ball valve 11 are further arranged on the water replenishing pipeline at the downstream of the connection position of the water outlet pipeline and the water replenishing pipeline, and the structures are all structures required by a water replenishing system.
For example, in this embodiment, when the temperature measured by the temperature sensor 5 is 0 ℃, the controller controls the electromagnetic valve to be powered on and opened, and the hot water of the unit secondary system enters the heating pipeline from the water inlet pipeline 2 through the electromagnetic valve and finally enters the secondary water return pipeline; because of the pressure difference of the secondary supply, the water circulation power is provided for the water circulation in the water inlet pipeline 2, the heating pipeline 13 and the water outlet pipeline 3; when the temperature measured by the temperature sensor 5 is 5 ℃, the controller controls the electromagnetic valve to be closed when power is off.
It should be noted that: the function of the check valve 4 is two: firstly, when the electromagnetic valve is opened, water in the water inlet pipeline 2, the heating pipeline 13 and the water outlet pipeline 3 only flows to the secondary water return pipeline and flows through all equipment of the water supply pipeline without entering the water supply tank; secondly, the temperature of the water replenishing tank measured by the temperature sensor 5 is not influenced by the temperature of hot water in the water outlet pipeline 3; and thirdly, when the electromagnetic valve is ensured to be closed, the water replenishing pipeline can be used by the water replenishing system for replenishing water for the secondary system.
The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (3)
1. Heat exchange station water charging system freeze-proof device, its characterized in that: including water intake pipe, heating pipeline, outlet pipe way and controller, water intake pipe's one end and heat exchange station secondary water supply pipe way are connected, and the other end is connected with the heating pipeline end of intaking, and heating pipeline's play water end is connected with outlet pipe way's one end, and outlet pipe way's the other end and moisturizing pipeline are connected, heating pipeline is located the moisturizing case, and its setting of buckling in the moisturizing case, is equipped with check valve and temperature sensor between outlet pipe way and moisturizing pipeline junction and moisturizing pipeline and the moisturizing case junction, install the solenoid valve on the inlet pipe way, solenoid valve, temperature sensor all with controller circuit connects.
2. The antifreeze apparatus for a water charging system of a heat exchange station of claim 1, wherein: the check valve is located downstream of the temperature sensor.
3. The antifreeze apparatus for a water charging system of a heat exchange station of claim 1, wherein: and a remote water meter is arranged on the water replenishing pipeline at the downstream of the joint of the water outlet pipeline and the water replenishing pipeline, and the remote water meter is connected with the controller circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121061627.XU CN214745988U (en) | 2021-05-18 | 2021-05-18 | Anti-freezing device for water charging system of heat exchange station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121061627.XU CN214745988U (en) | 2021-05-18 | 2021-05-18 | Anti-freezing device for water charging system of heat exchange station |
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| Publication Number | Publication Date |
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| CN214745988U true CN214745988U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121061627.XU Active CN214745988U (en) | 2021-05-18 | 2021-05-18 | Anti-freezing device for water charging system of heat exchange station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460695A (en) * | 2020-11-19 | 2021-03-09 | 珠海格力电器股份有限公司 | Water circulation power module, anti-freezing control method thereof and air conditioning unit |
-
2021
- 2021-05-18 CN CN202121061627.XU patent/CN214745988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460695A (en) * | 2020-11-19 | 2021-03-09 | 珠海格力电器股份有限公司 | Water circulation power module, anti-freezing control method thereof and air conditioning unit |
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