CN215721688U - Boiler safety valve export water collector blowdown filter equipment - Google Patents
Boiler safety valve export water collector blowdown filter equipment Download PDFInfo
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- CN215721688U CN215721688U CN202122127513.7U CN202122127513U CN215721688U CN 215721688 U CN215721688 U CN 215721688U CN 202122127513 U CN202122127513 U CN 202122127513U CN 215721688 U CN215721688 U CN 215721688U
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- filter
- sewage
- safety valve
- water pan
- cartridge
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 239000010865 sewage Substances 0.000 claims abstract description 59
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 239000011148 porous material Substances 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 8
- 241000219000 Populus Species 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000012634 fragment Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 241000124033 Salix Species 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a sewage draining and filtering device for a water receiving disc at an outlet of a safety valve of a boiler, and belongs to the technical field of sewage draining devices. The filter comprises a water pan, a drain outlet is formed in the bottom of the water pan, a drain pipe is arranged at the bottom of the drain outlet, a filter cartridge is arranged in the water pan, the top and the bottom of the filter cartridge are both in open design, the bottom of the filter cartridge is detachably fixed in the drain outlet, and a plurality of filter holes are uniformly formed in the circumferential side wall of the filter cartridge. The utility model aims to solve the problems that a drain outlet at the bottom of a water pan of a boiler safety valve is easy to be accumulated and blocked by foreign matters, so that the drain is not smooth, the water pan is full of water and overflows and the like, and provides a drain filtering device for the water pan at the outlet of the boiler safety valve.
Description
Technical Field
The utility model relates to the technical field of sewage discharge devices, in particular to a sewage discharge filtering device for a water receiving disc at an outlet of a safety valve of a boiler.
Background
The safety valve is one of important devices in a boiler steam-water system, and has the function of timely releasing system pressure at the moment of overpressure operation of a boiler steam pipeline, so that the safe operation of the pressure pipeline is guaranteed. After the safety valve acts, the outlet discharge pipe can release a large amount of high-temperature steam, part of the steam is discharged along with the vertical steam discharge pipe in an empty state, and part of the steam is condensed into water and flows into the water receiving disc at the outlet of the safety valve along with the inner wall of the pipe. The bottom of the water receiving tray is provided with a sewage discharge pipeline to prevent the water receiving tray from overflowing when the water receiving tray is full of water. The safety valve of the boiler is generally arranged in the open air, and the bottom of a water receiving tray of the safety valve is often deposited with foreign matters such as willow catkins, mud dirt, corrosion fragments and the like. The foreign matters are easy to deposit on the sewage draining exit in a large quantity in the sewage draining process, so that the sewage draining exit is blocked. After the drain is blocked, the water receiving tray can overflow after the safety valve acts or during raining. Therefore, a boiler safety valve outlet water-receiving disc sewage discharge filtering device is urgently needed to be designed.
Through search, a large number of patents have been published on pollution discharge devices, such as chinese patent application No.: 2018110684693, the name of invention creation is: the utility model provides a compound sewage pipes, this application discloses a compound sewage pipes, pipeline including two screw assembly, set up the drainage channel of a butt joint in the middle of two pipelines, the concatenation department of two pipelines encircles the through-hole that more than one runs through the pipeline inner wall of pipeline equidistance setting up, a connecting pipe all packs into in the through-hole between two adjacent pipelines, the both ends open end of connecting pipe is sealed to be inserted in the through-hole and is glued sealed fixedly, more than one connecting pipe encircles the setting of drainage channel inner wall round, form a circular shape assembly chamber in the middle of more than one connecting pipe. This scheme simple structure, rivers can wash the filter screen to behind the plug of extracting, each connecting pipe switches on, can pass the drain with the filter screen on wash the filtration thing of unloading and enter into the drain channel and discharge, with this realization from inside quick to the clear purpose of filter screen, efficiency promotes greatly, and can stabilize the pipeline of two concatenations through the connecting pipe again, increases joint strength.
Also as in chinese patent application No.: 2018108262231, the name of invention creation is: the utility model provides a from blowdown sewer line, this application discloses a from blowdown sewer line, include body part and set up in the extension section of body part one side, be provided with a sewage pipes in the middle of the body part, be provided with a first baffle near the sewage pipes mouth in the middle of the sewage pipes, first baffle is cut apart into the blowdown chamber of upper end and the first drainage chamber of bottom with whole sewage pipes, the output of first baffle has a fillter section, the extension section is connected to the bottom output of fillter section, the bottom of fillter section is provided with a second baffle, form a confined middle chamber between second baffle and the fillter section of upper end and the extension section. The sewage pipeline of this scheme can get rid of the dross of floating on the sewage surface automatically to the automatic discharge is collected, reduces later stage sewage treatment pressure, reduces the discharge pressure of pipeline.
Both of the above two schemes are good explorations for the sewage disposal device, but there is still room for further improvement, and research on the sewage disposal device in the industry has never been stopped.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
The utility model aims to solve the problems that a drain outlet at the bottom of a water pan of a boiler safety valve is easy to be accumulated and blocked by foreign matters, so that the drain is not smooth, the water pan is full of water and overflows and the like, and provides a drain filtering device for the water pan at the outlet of the boiler safety valve.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the utility model is as follows:
the utility model discloses a boiler safety valve outlet water pan sewage discharge filtering device which comprises a water pan, wherein a sewage discharge outlet is formed in the bottom of the water pan, a sewage discharge pipe is arranged at the bottom of the sewage discharge outlet, a filter cartridge is arranged in the water pan, the top and the bottom of the filter cartridge are both in an open design, the bottom of the filter cartridge is detachably fixed in the sewage discharge outlet, and a plurality of filter holes are uniformly formed in the circumferential side wall of the filter cartridge.
As a further improvement of the utility model, the interior of the filter cartridge is also provided with a matching sponge.
As a further improvement of the utility model, the height dimension of the sponge is greater than the height dimension of the filter cartridge.
As a further improvement of the utility model, the top of the sponge is also provided with a finger ring.
As a further improvement of the utility model, a sewage draining part in a hollow cylinder structure extends downwards from the sewage draining port at the bottom of the water receiving tray, a sewage draining pipe is arranged at the bottom of the sewage draining part, an internal thread I is arranged at the upper part of the sewage draining part, and an external thread I matched with the internal thread I of the sewage draining part is arranged at the periphery of the bottom of the filter cylinder.
As a further improvement of the utility model, the top of the sewage draining pipe is internally provided with a second internal thread, and the periphery of the bottom of the filter cylinder is provided with a second external thread matched with the second internal thread of the sewage draining pipe.
As a further improvement of the utility model, the water receiving tray is sleeved on the periphery of the exhaust pipe and is positioned below the air exhaust pipe.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:
(1) according to the blowdown filtering device of the water receiving disc at the outlet of the boiler safety valve, the filter cartridge is arranged in the water receiving disc, the top and the bottom of the filter cartridge are both in open design, the bottom of the filter cartridge is detachably fixed in the blowdown port, the circumferential side wall of the filter cartridge is uniformly provided with the plurality of filter holes, and the filter cartridge is conveniently detached to be cleaned in a detachable fixing mode, so that the filtering effect is ensured. When the water collector internal water volume was less when carrying out the low discharge blowdown, the filtration pore on through cartridge filter circumference lateral wall can carry out effective filtration to foreign matter such as poplar catkin, dirt, corrosion piece among the blowdown process, and the water collector internal water volume is great simultaneously, when needing to carry out large-traffic blowdown, then can carry out the overflow blowdown through the diameter mouth of pipe at cartridge filter top to prevent that the excessive phenomenon of full water from appearing in the water collector.
(2) According to the blowdown and filtering device for the water receiving disc at the outlet of the boiler safety valve, the matched sponge is further arranged inside the filter cylinder, the sponge is plugged inside the filter cylinder, the sponge is good in water permeability, foreign matters such as poplar catkins, mud dirt and corrosion fragments can be effectively filtered when large-flow blowdown is carried out, meanwhile, a secondary filtering effect can be achieved when small-flow blowdown is carried out, the comprehensive filtering effect is improved, the phenomenon that the foreign matters such as the poplar catkins, the mud dirt and the corrosion fragments are accumulated at a drain outlet to cause unsmooth blowdown is effectively avoided, the sponge is easy to disassemble and replace, only the sponge needs to be replaced regularly, and the use cost is low.
(3) According to the boiler safety valve outlet water pan sewage discharge filtering device, the filter cartridge is in threaded connection with the sewage discharge part or the filter cartridge is in threaded connection with the sewage discharge pipe, and the filter cartridge is convenient to mount and dismount in a threaded matching mode.
Drawings
FIG. 1 is a schematic structural view of a boiler safety valve outlet water pan sewage draining and filtering device of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic structural view of a filter cartridge according to the present invention.
The reference numerals in the schematic drawings illustrate:
1. an air exhaust pipe; 2. a water pan; 21. a sewage discharge part; 3. a steam exhaust pipe; 31. a safety valve; 4. a filter cartridge; 41. a filtration pore; 5. a sponge; 51. a ring; 6. a sewage discharge pipe.
Detailed Description
For a further understanding of the utility model, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. 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.
The present invention will be further described with reference to the following examples.
Example 1
The sewage discharge pipe 6 of the water pan at the outlet of the safety valve of the existing power plant is directly welded with the sewage discharge port at the bottom of the water pan 2, because the water receiving tray 2 is designed to be open, foreign matters such as poplar and willow catkins, mud dirt, corrosion fragments and the like are easy to accumulate in the water receiving tray 2, in order to solve the above problem, the boiler safety valve outlet water pan sewage draining filtering device of the present embodiment comprises a water pan 2 with an open upper portion, the water pan 2 is sleeved on the periphery of a steam exhaust pipe 3, a safety valve 31 is arranged on the steam exhaust pipe 3, and the water pan 2 is positioned below the pair of air exhaust pipes 1, the diameter size of the water pan 2 is larger than the outer diameter size of the pair of air exhaust pipes 1, and part of steam of the boiler is condensed into water and then flows into the water pan 2 along with the inner wall of the pair of air exhaust pipes 1. With reference to fig. 1-3, the bottom of water collector 2 is provided with the drain in this embodiment, and the bottom of drain is provided with blow off pipe 6, and water collector 2 is inside to be provided with cartridge filter 4, and the top and the bottom of cartridge filter 4 are the open design, and the bottom of cartridge filter 4 is fixed in the drain detachablely, has evenly seted up a plurality of filtration pores 41 on the circumference lateral wall of cartridge filter 4, and the detachable fixed mode of cartridge filter 4 is convenient for dismantle cartridge filter 4 get off and wash it, guarantees the filter effect. When the water yield is less when carrying out the low discharge blowdown in water collector 2, can carry out effective filtration to foreign matter such as poplar catkin, mud dirt, corrosion piece through the filtration pore 41 on the 4 circumference lateral walls of cartridge filter 4 among the blowdown process, simultaneously when water yield is great in water collector 2, when needing to carry out large-traffic blowdown, then can carry out the overflow blowdown through the diameter mouth of pipe at cartridge filter 4 top to prevent that water collector 2 from appearing the excessive phenomenon of full water.
As shown in fig. 2, the inside of cartridge filter 4 still is provided with matched with sponge 5 in this embodiment, inside cartridge filter 4 was plugged in to sponge 5, sponge 5 water permeability is good, when carrying out large-traffic blowdown, also can be to the poplar catkin, the dirt, foreign matters such as corrosion piece carry out effective filtration, can also play secondary filter's effect when carrying out the low discharge blowdown simultaneously, comprehensive filter effect has been improved, effectively avoid the poplar catkin, the dirt, foreign matters such as corrosion piece pile up and arouse the blowdown not smooth at the drain, and sponge 5 is easily dismantled and is changed, only need regularly change sponge 5 can, use cost is lower. The height dimension of sponge 5 in this embodiment is greater than the height dimension of cartridge filter 4, is convenient for take out sponge 5, and it is more convenient to change sponge 5. Wherein the top of the sponge 5 is also provided with a finger ring 51, which is convenient for the fingers to hook and take out the sponge 5.
2 bottom sewage outlets downwardly extending of water collector is provided with the blowdown portion 21 that is the hollow cylinder structure in this embodiment, the bottom of blowdown portion 21 is provided with blow off pipe 6, and the upper portion of blowdown portion 21 is provided with internal thread one, the bottom periphery of cartridge filter 4 is provided with the internal thread one matched with external screw thread one with blowdown portion 21, perhaps be provided with internal thread two in the top of blow off pipe 6, the bottom periphery of cartridge filter 4 is provided with the external screw thread two that is mutually matched with the internal thread of blow off pipe 6, adopt threaded connection or adopt threaded connection between cartridge filter 4 and the blowdown portion 21 all can between cartridge filter 4 and the blow off pipe 6, threaded fit's mode is convenient for the installation and is dismantled cartridge filter 4.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.
Claims (7)
1. The utility model provides a boiler relief valve export water collector blowdown filter equipment which characterized in that: including water collector (2), the bottom of water collector (2) is provided with the drain, and the bottom of drain is provided with blow off pipe (6), and water collector (2) inside is provided with cartridge filter (4), and the top and the bottom of cartridge filter (4) are the open design, and the bottom of cartridge filter (4) is fixed in the drain detachablely, has evenly seted up a plurality of filtration pores (41) of crossing on the circumference lateral wall of cartridge filter (4).
2. The boiler safety valve outlet water pan sewage filter device according to claim 1, characterized in that: the inside of the filter cartridge (4) is also provided with a sponge (5) which is matched with the filter cartridge.
3. The boiler safety valve outlet water pan sewage filter device according to claim 2, characterized in that: the height dimension of the sponge (5) is larger than that of the filter cartridge (4).
4. The boiler safety valve outlet water pan sewage filter device according to claim 3, characterized in that: the top of the sponge (5) is also provided with a finger ring (51).
5. The boiler safety valve outlet water pan sewage filter device according to claim 4, wherein: the downward extension of a sewage discharge port at the bottom of the water receiving tray (2) is provided with a sewage discharge part (21) which is of a hollow cylinder structure, the downward extension of the sewage discharge port at the bottom of the water receiving tray (2) is provided with the sewage discharge part (21) which is of a hollow cylinder structure, the bottom of the sewage discharge part (21) is provided with a sewage discharge pipe (6), the upper part of the sewage discharge part (21) is provided with a first internal thread, and the periphery of the bottom of the filter cartridge (4) is provided with a first external thread matched with the first internal thread of the sewage discharge part (21).
6. The boiler safety valve outlet water pan sewage filter device according to claim 4, wherein: an internal thread II is arranged in the top of the sewage draining pipe (6), and an external thread II matched with the internal thread II of the sewage draining pipe (6) is arranged on the periphery of the bottom of the filter cartridge (4).
7. The boiler safety valve outlet water pan sewage filter device according to any one of claims 1 to 6, wherein: the water pan (2) is sleeved on the periphery of the steam exhaust pipe (3), and the water pan (2) is positioned below the pair of steam exhaust pipes (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122127513.7U CN215721688U (en) | 2021-09-03 | 2021-09-03 | Boiler safety valve export water collector blowdown filter equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122127513.7U CN215721688U (en) | 2021-09-03 | 2021-09-03 | Boiler safety valve export water collector blowdown filter equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215721688U true CN215721688U (en) | 2022-02-01 |
Family
ID=80014610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122127513.7U Active CN215721688U (en) | 2021-09-03 | 2021-09-03 | Boiler safety valve export water collector blowdown filter equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215721688U (en) |
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2021
- 2021-09-03 CN CN202122127513.7U patent/CN215721688U/en active Active
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