CN217109105U - Anti-freezing mechanism of drain valve - Google Patents
Anti-freezing mechanism of drain valve Download PDFInfo
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- CN217109105U CN217109105U CN202220635862.1U CN202220635862U CN217109105U CN 217109105 U CN217109105 U CN 217109105U CN 202220635862 U CN202220635862 U CN 202220635862U CN 217109105 U CN217109105 U CN 217109105U
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- drain
- pipe network
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Abstract
The utility model discloses a drain valve antifreezing mechanism, including the steam pipe network, the steam pipe is connected with the drain pipe on the net, the steam pipe network is connected to the input of drain pipe, the drain device on the ground is connected to the output of drain pipe, wherein, the trap has been installed between drain pipe and the steam pipe network, still be connected with the warm valve pipeline of drain valve on the steam pipe network, the steam pipe network is connected respectively to the input of the warm valve pipeline of drain valve and the output of the warm valve pipeline of drain valve, the warm valve pipeline winding of drain valve is settled on the drain valve. Through the utility model discloses, carry out the self-heating according to the steam pipe network, can stop the extravagant problem of steam because of the trap that prevents frostbite opens a little and leads to.
Description
Technical Field
The utility model relates to a trap field of preventing frostbite especially relates to a trap freeze-proof mechanism.
Background
The functional use of steam traps and the equipment that utilizes the steam require only steam. In such equipment, condensate is certainly generated, and the condensate becomes a harmful fluid and also mixes with air and other non-condensable gases, causing malfunction of the equipment and degrading performance. In this case, the most important functions of a steam trap are the following three aspects:
(1) the generated condensed water can be rapidly discharged;
(2) preventing steam leakage;
(3) excluding air and other non-condensable gases.
The prior art problem is on the pipe network of outside supply steam in energy station, the steam pipe network is too fast for preventing the temperature drop at the steam delivery in-process, the comdenstion water of formation causes the pipeline water hammer, cause the pipeline vibration, thereby lead to welding seam or expansion joint to leak, adopt the segmentation to set up the water delivery valve, because of the steam pipe network is buried formula, current water delivery valve leads to subaerial drainage from the underground, when cold winter operation, must keep the trap to open a little, otherwise the straight tube section deposit water can freeze because of ambient temperature is cold, lead to the pipeline frost crack, can't keep apart, the production accident of production enterprise's steam supply is interrupted.
The main technical problems exist as follows:
(1) the long-term slight opening of the drain valve can lead to large waste of steam;
(2) if in the process of micro-opening, the opening degree is insufficient, the pipeline can be frozen, the pipeline is frozen and cracked, and production accidents which cannot be isolated can be caused.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a drain valve freeze-proof mechanism for solve above-mentioned problem.
The utility model discloses a following technical scheme realizes:
the utility model provides a drain valve mechanism that prevents frostbite, includes the steam pipe network, the online hydrophobic pipeline that is connected with of steam pipe, the steam pipe network is connected to the input of hydrophobic pipeline, the drainage device on ground is connected to the output of hydrophobic pipeline, wherein, the drain valve has been installed between hydrophobic pipeline and the steam pipe network, still be connected with the warm valve pipeline of drain valve on the steam pipe network, the input of the warm valve pipeline of drain valve and the output of the warm valve pipeline of drain valve are connected respectively on the steam pipe network, the warm valve pipeline winding of drain valve is installed on the drain valve.
Furthermore, a liquid collecting bag is arranged between the drain valve and the steam pipe network.
Furthermore, the drain valve is an inverted bucket type drain valve.
Furthermore, the input end of the drain valve warm valve pipeline and the output end of the drain valve warm valve pipeline are respectively arranged on two sides of a connection point of the drain pipeline and the steam pipe network.
Furthermore, an electric valve is arranged on the drain valve warm valve pipeline.
The control device is respectively connected with the drain valve and the electric valve and used for sending control driving signals to the drain valve and the electric valve.
Furthermore, the control equipment is also connected with sensing equipment, and the sensing equipment is arranged in the steam pipe network, the drain valve warm valve pipeline and the drain valve.
Furthermore, the sensing equipment comprises a humidity sensor and a temperature sensor, the humidity sensor is installed in the steam pipe network, and the temperature sensor is respectively arranged in the drain valve warm valve pipeline and on the drain valve.
Further, the control device is connected with the drain valve and the electric valve through a valve controller.
The utility model has the advantages that:
(1) the utility model solves the problem that the steam is wasted greatly due to the long-term slight opening of the prior drain valve, and the slight opening of the drain valve is not needed to be kept;
(2) by adopting the utility model, self-heating is carried out according to the steam pipe network, and the problem of steam waste caused by the slight opening of the anti-freezing drain valve can be avoided;
(3) through the utility model discloses, can eliminate the pipeline frost crack that probably exists and lead to the problem of production interruption accident.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive effort.
Fig. 1 is a diagram of an overall system structure of a drain valve anti-freezing mechanism according to an embodiment of the present invention;
FIG. 2 is a structural diagram of an anti-freezing mechanism of a drain valve according to an embodiment of the present invention;
fig. 3 is a system structure diagram of a drain valve anti-freezing mechanism according to an embodiment of the present invention;
in the figure: 1-steam pipe network, 2-drain pipe, 3-drain valve warm valve pipe, 4-electric valve, 5-drain valve.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1
As shown in fig. 1, the embodiment provides a 5-door anti-freezing mechanism for a drain valve, which includes a steam pipe network 1, a drain pipe 2 is connected to the steam pipe network 1, the steam pipe network 1 is connected to the input end of the drain pipe 2, the ground drain device is connected to the output end of the drain pipe 2, wherein, a drain valve 5 is installed between the drain pipe 2 and the steam pipe network 1, a drain valve warm-up pipeline 3 is further connected to the steam pipe network 1, the input end of the drain valve warm-up pipeline 3 and the output end of the drain valve warm-up pipeline 3 are respectively connected to the steam pipe network 1, and the drain valve warm-up pipeline 3 is wound and installed on the drain valve 5.
Further, a liquid collecting bag is arranged between the drain valve 5 and the steam pipe network 1.
Further, the steam trap 5 is an inverted bucket type steam trap 5.
Furthermore, the input end of the drain valve warm valve pipeline 3 and the output end of the drain valve warm valve pipeline 3 are respectively arranged at two sides of the connection point of the drain pipeline 2 and the steam pipe network 1.
Further, an electric valve 4 is arranged on the drain valve warm valve pipeline 3.
Example 2
On the basis of embodiment 1, this embodiment further proposes a valve control system of a steam trap 5 door freeze-proofing mechanism, wherein the system comprises a control device, the control device is respectively connected with the steam trap 5 and the electric valve 4, and the control device is used for sending control driving signals to the steam trap 5 and the electric valve 4.
Furthermore, the control equipment is also connected with sensing equipment, and the sensing equipment is arranged in the steam pipe network 1, in the drain valve warm valve pipeline 3 and on the drain valve 5.
Further, sensing equipment includes humidity transducer and temperature sensor, humidity transducer installs in steam pipe network 1, temperature sensor sets up respectively in trap warm valve pipeline 3 and on trap 5.
Further, the control device connects the trap 5 and the electric valve 4 via a valve controller.
The specific implementation principle flow of this embodiment is as follows:
the control equipment is an STM32 single chip microcomputer, and the STM32 single chip microcomputer can control the opening degree of the steam trap 5 and the electric valve 4 through a valve controller according to a control signal sent by an external terminal.
The temperature sensor and the humidity sensor both adopt JCJ200W high-temperature type temperature and humidity transmitters. The product adopts JUCSAN high temperature resistant type humidity sensitive resistor as a humidity measuring element, is provided with advanced hardware circuit and temperature compensation processing technology, adopts a split design of a sensor and a transmitter, and places a sensor probe in a humidity measuring environment during measurement, places a transmitter part in a conventional environment, and can stably work for a long time in the environment of 150 ℃.
The specific parameters are as follows:
example 3
On the basis of embodiment 1 and embodiment 2, this embodiment further provides a terminal device of a trap 5-door anti-freezing mechanism, wherein the terminal device is connected to a control device, and the terminal device at least includes one or more of a computer, a mobile phone, a remote controller, and a display console.
Example 4
On the basis of embodiments 1 to 3, the present embodiment proposes a specific implementation manner, wherein the present embodiment is applied to a plurality of energy stations, wherein the following devices exist in the stations:
(1) 1, returning 35kV capacity-increasing power distribution network into a system (containing infrared lines and 35kV outgoing lines);
(2) 5.6Mw gas turbine CHP;
(3) a 2MW photo-thermal utilization device and a high-temperature energy storage device;
(4) 1 high-efficiency low-nitrogen gas boiler with 10 t/h and 1 high-efficiency low-nitrogen gas boiler with 20 t/h;
(5) an internal and external steam pipe network 1 of an energy station, an internal and external natural gas pipe network of the energy station, an internal and external condensed water return pipe network of the energy station, an internal and external water supply and drainage pipe network of the energy station,
the prior art problem is on the pipe network of outside supply steam in energy station, steam pipe network 1 is at the steam delivery in-process too fast for preventing the temperature drop, the comdenstion water that forms causes the pipeline water hammer, cause the pipeline vibration, thereby lead to the welding seam or expansion joint to leak, adopt the segmentation to set up the water delivery valve, because of steam pipe network 1 is buried formula, current water delivery valve leads to subaerial drainage from the underground, when cold winter operation, must keep 5 micro-openings of trap, otherwise the straight tube section deposit water can freeze because of ambient temperature is cold, lead to the pipeline frost crack, can't keep apart, the production accident of the production enterprise steam supply of interrupt. In order to solve the above problems, the embodiment adopts a 5-door anti-freezing mechanism of the drain valve, the drain valve is connected with two interfaces respectively in front of and behind the interface of the main pipe network, the drain valve 5 is wound as a heat source of the drain valve 5, the steam flows through the pipeline in front of and behind the connection point of the main pipe network through the drain point, the steam is continuously heated to the drain pipeline 2, and the drain valve 5 is heated to ensure that the steam cannot be frozen in winter.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a drain valve mechanism that prevents frostbite, its characterized in that, includes the steam pipe network, the last drain pipe that is connected with of steam pipe network, the steam pipe network is connected to the input of drain pipe, the ground hydrophobic means is connected to the output of drain pipe, wherein, the drain valve has been installed between drain pipe and the steam pipe network, still be connected with the warm valve pipeline of drain valve on the steam pipe network, the steam pipe network is connected respectively to the input of the warm valve pipeline of drain valve and the output of the warm valve pipeline of drain valve, the warm valve pipeline winding of drain valve is installed on the drain valve.
2. The antifreeze mechanism of claim 1, wherein a liquid collection bag is disposed between said trap and said steam pipe network.
3. The trap freeze protection mechanism of claim 1 wherein the trap is an inverted bucket trap.
4. The antifreeze mechanism of claim 1, wherein said input end of said warm drain valve pipe and said output end of said warm drain valve pipe are respectively disposed on both sides of the connection point of said drain pipe and said steam pipe network.
5. The antifreeze mechanism of claim 1, wherein said warm valve pipe is further provided with an electrically operated valve.
6. The antifreeze mechanism of claim 5, further comprising a control device, said control device being connected to said trap and said electric valve, respectively, said control device being adapted to send control drive signals to said trap and said electric valve.
7. The trap freeze protection mechanism of claim 6 wherein the control device is further connected to a sensing device, the sensing device being mounted within the steam pipe network, within the warm trap conduit and on the trap.
8. The trap freeze protection mechanism of claim 7 wherein said sensing device comprises a humidity sensor mounted within the steam pipe network and a temperature sensor disposed within the warm trap conduit and on the trap, respectively.
9. The trap freeze protection mechanism of claim 7 wherein the control device connects the trap and the electrically operated valve via a valve controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220635862.1U CN217109105U (en) | 2022-03-23 | 2022-03-23 | Anti-freezing mechanism of drain valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220635862.1U CN217109105U (en) | 2022-03-23 | 2022-03-23 | Anti-freezing mechanism of drain valve |
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| Publication Number | Publication Date |
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| CN217109105U true CN217109105U (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220635862.1U Active CN217109105U (en) | 2022-03-23 | 2022-03-23 | Anti-freezing mechanism of drain valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116248737A (en) * | 2023-05-10 | 2023-06-09 | 泉州信息工程学院 | Remote monitoring and controlling system and method for pipe network and electric valve |
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2022
- 2022-03-23 CN CN202220635862.1U patent/CN217109105U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116248737A (en) * | 2023-05-10 | 2023-06-09 | 泉州信息工程学院 | Remote monitoring and controlling system and method for pipe network and electric valve |
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