CN219367593U - Improved structure of low-pressure drainage main pipe - Google Patents
Improved structure of low-pressure drainage main pipe Download PDFInfo
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- CN219367593U CN219367593U CN202320620301.9U CN202320620301U CN219367593U CN 219367593 U CN219367593 U CN 219367593U CN 202320620301 U CN202320620301 U CN 202320620301U CN 219367593 U CN219367593 U CN 219367593U
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- back flushing
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Abstract
The utility model discloses an improved structure of a low-pressure drain mother pipe, which comprises a first deaerator, a second deaerator, a drain tank and a back flushing assembly, wherein a drain mother pipe is connected with a water outlet pipe of the drain tank, a water inlet pipe is connected with the low-pressure drain mother pipe, the drain mother pipe is connected with the first deaerator and the second deaerator, a water outlet valve is arranged on the water outlet pipe, a water inlet valve is arranged on the water inlet pipe, the back flushing assembly comprises a gas outlet pipe, a gas inlet pipe, a back flushing water inlet pipe and a back flushing water outlet pipe, the gas outlet pipe and the gas inlet pipe are respectively connected to one side of the drain tank, a gas outlet valve is arranged on the gas outlet pipe, the back flushing water inlet pipe and the back flushing water outlet pipe are respectively connected to the bottom and the top of the drain tank, and a back flushing water inlet valve and a back flushing water outlet valve are respectively arranged on the back flushing water inlet pipe and the back flushing water outlet pipe. The utility model can ensure the recovery of low-pressure drainage, is convenient for cleaning the drainage tank, and has simple integral structure, convenient use and strong practicability.
Description
Technical Field
The utility model relates to the technical field of power production, in particular to an improved structure of a low-pressure drainage main pipe.
Background
In the normal production process of the boiler production workshop, the drain tank collects condensed water and partial overflow water of the storage workshop through the water inlet pipe, and supplies and conveys water in the drain tank to the deaerator and the condensate water outlet pipeline when needed. The low-pressure drainage in the existing structure is free of a main pipe, the low-pressure drainage can only exhaust air, heat and working medium are lost, and meanwhile the drainage box has the problem of inconvenience in cleaning.
Disclosure of Invention
The utility model aims to provide an improved structure of a low-pressure drain main pipe, which solves the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model discloses an improved structure of a low-pressure drain mother pipe, which comprises a first deaerator, a second deaerator, a drain tank and a back flushing assembly, wherein a water outlet pipe of the drain tank is connected with the drain mother pipe, a water inlet pipe is connected with the low-pressure drain mother pipe, the drain mother pipe is connected with the first deaerator and the second deaerator, a water outlet valve is arranged on the water outlet pipe, a water inlet valve is arranged on the water inlet pipe, the back flushing assembly comprises a water outlet pipe, a gas inlet pipe, a back flushing water inlet pipe and a back flushing water outlet pipe, the water outlet pipe and the gas inlet pipe are respectively connected to one side of the drain tank, a gas outlet valve is arranged on the water outlet pipe, a gas inlet valve is arranged on the gas inlet pipe, the back flushing water inlet pipe and the back flushing water outlet pipe are respectively connected to the bottom and the top of the drain tank, and back flushing water inlet valves and back flushing water outlet valves are respectively arranged on the back flushing water inlet pipe and the back flushing water outlet pipe.
Furthermore, a floating ball liquid level meter is arranged at the top of the drain tank, and the floating ball liquid level meter stretches into the drain tank.
Further, a temperature measuring component is arranged in the water-repellent tank.
Furthermore, the temperature measuring assemblies are provided with two water outlet pipes and water inlet pipes which are respectively positioned at the drain tank.
Still further, the drain tank is outside cladding has the heat preservation.
Compared with the prior art, the utility model has the beneficial technical effects that:
according to the improved structure of the low-pressure drainage mother pipe, the drainage mother pipe of the first deaerator is changed into the low-pressure drainage mother pipe, the drainage water pipe of the first deaerator and the drainage water pipe of the second deaerator share the drainage mother pipe, the recovery of low-pressure drainage can be ensured, and the cleaning of the drainage tank can be facilitated through the arranged back flushing assembly, so that the novel low-pressure drainage mother pipe has the advantages of simple integral structure, convenience in use and high practicability.
Drawings
The utility model is further described with reference to the following description of the drawings.
Fig. 1 is a schematic structural view of an improved structure of a low-pressure hydrophobic parent pipe according to the present utility model.
Reference numerals illustrate: 1. a first deaerator; 2. a second deaerator; 3. a drain main pipe; 4. a hydrophobic tank; 41. a water outlet pipe; 42. a water outlet valve; 43. a water inlet pipe; 44. a water inlet valve; 5. a floating ball level gauge; 6. a back flushing assembly; 61. an air outlet pipe; 62. an air outlet valve; 63. an air inlet pipe; 64. an intake valve; 65. back flushing the water inlet pipe; 66. backwashing water inlet valve; 67. back flushing the water outlet pipe; 68. backflushing the water valve; 7. a temperature measuring assembly; 8. a low pressure hydrophobic main.
Detailed Description
As shown in fig. 1, an improved structure of a low-pressure drain mother pipe comprises a first deaerator 1, a second deaerator 2, a drain tank 4 and a back flushing assembly 6, wherein a water outlet pipe 41 of the drain tank 4 is connected with a drain jellyfish pipe 3, a water inlet pipe 43 is connected with a low-pressure drain mother pipe 8, the drain jellyfish pipe 3 is connected with the first deaerator 1 and the second deaerator 2, a water outlet valve 42 is arranged on the water outlet pipe 41, a water inlet valve 44 is arranged on the water inlet pipe 43, the back flushing assembly 6 comprises a water outlet pipe 61, a water inlet pipe 63, a back flushing water inlet pipe 65 and a back flushing water outlet pipe 67, the water outlet pipe 61 and the water inlet pipe 63 are respectively connected to one side of the drain tank 4, a water outlet valve 62 is arranged on the water outlet pipe 61, a water inlet valve 64 is arranged on the water inlet pipe 63, the back flushing water inlet pipe 65 and the back flushing water outlet pipe 67 are respectively connected to the bottom and the top of the drain tank 4, and a back flushing water inlet valve 66 and a back flushing water outlet valve 68 are respectively arranged on the back flushing water inlet pipe 65 and the back flushing outlet 67.
Wherein, the floater level gauge 5 is installed at hydrophobic case 4 top, and floater level gauge 5 stretches into in the hydrophobic case 4, can show hydrophobic liquid level height in the hydrophobic case 4 in real time. And, be provided with temperature measurement subassembly 7 in hydrophobic case 4, but the temperature of dewatering in the real-time detection hydrophobic case 4. Preferably, the temperature measuring assembly 7 is provided with two water outlet pipes 41 and water inlet pipes 43 respectively located in the hydrophobic tank 4.
In order to avoid the influence of the ambient temperature on the drain tank 4, the drain tank 4 is coated with an insulating layer.
According to the improved structure of the low-pressure drainage mother pipe, the drainage mother pipe of the first deaerator is changed into the low-pressure drainage mother pipe, the drainage water pipe of the first deaerator and the drainage water pipe of the second deaerator share the drainage mother pipe, the recovery of low-pressure drainage can be ensured, and the cleaning of the drainage tank can be facilitated through the arranged back flushing assembly, so that the novel low-pressure drainage mother pipe has the advantages of simple integral structure, convenience in use and high practicability.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (5)
1. An improvement structure of low pressure hydrophobic main pipe which characterized in that: the water outlet pipe of the water-repellent tank is connected with a water-repellent mother pipe, a water inlet pipe is connected with a low-pressure water-repellent mother pipe, the water-repellent mother pipe is connected with the first deaerator and the second deaerator, a water outlet valve is arranged on the water outlet pipe, a water inlet valve is arranged on the water inlet pipe, the back flushing assembly comprises an air outlet pipe, an air inlet pipe, a back flushing water inlet pipe and a back flushing water outlet pipe, the air outlet pipe and the air inlet pipe are respectively connected with one side of the water-repellent tank, an air outlet valve is arranged on the air outlet pipe, an air inlet valve is arranged on the air inlet pipe, the back flushing water inlet pipe and the back flushing water outlet pipe are respectively connected with the bottom and the top of the water-repellent tank, and back flushing water inlet valves and back flushing water outlet valves are respectively arranged on the back flushing water inlet pipe and the back flushing water outlet pipe.
2. The improved structure of the low-pressure hydrophobic parent pipe according to claim 1, wherein: the top of the drain tank is provided with a floating ball liquid level meter which stretches into the drain tank.
3. The improved structure of the low-pressure hydrophobic parent pipe according to claim 1, wherein: a temperature measuring component is arranged in the hydrophobic tank.
4. An improved structure of a low pressure hydrophobic parent pipe according to claim 3, wherein: the temperature measuring assembly is provided with two water outlet pipes and water inlet pipes which are respectively positioned at the drain tank.
5. An improved structure of a low pressure hydrophobic parent pipe according to any one of claims 1-4, characterized in that: the drain tank is coated with an insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320620301.9U CN219367593U (en) | 2023-03-27 | 2023-03-27 | Improved structure of low-pressure drainage main pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320620301.9U CN219367593U (en) | 2023-03-27 | 2023-03-27 | Improved structure of low-pressure drainage main pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219367593U true CN219367593U (en) | 2023-07-18 |
Family
ID=87138666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320620301.9U Active CN219367593U (en) | 2023-03-27 | 2023-03-27 | Improved structure of low-pressure drainage main pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219367593U (en) |
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2023
- 2023-03-27 CN CN202320620301.9U patent/CN219367593U/en active Active
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