CN215000919U - High-efficient anti cavitation high pressure trap - Google Patents
High-efficient anti cavitation high pressure trap Download PDFInfo
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- CN215000919U CN215000919U CN202121357901.8U CN202121357901U CN215000919U CN 215000919 U CN215000919 U CN 215000919U CN 202121357901 U CN202121357901 U CN 202121357901U CN 215000919 U CN215000919 U CN 215000919U
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- pressure reducing
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Abstract
The utility model discloses a thermal power technical field's a high-efficient anti cavitation high pressure trap, include: the pressure reducing device includes: it is a plurality of the orifice is evenly seted up on the outer wall of filtration pressure reducing sleeve, the inner chamber of orifice with the inner chamber of filtration pressure reducing sleeve link up mutually, terminal rectification pressure reducing sleeve is installed the inner chamber of filtration pressure reducing sleeve, terminal rectification pressure reducing sleeve's outer wall with be formed with the sleeve compartment between the inner wall of filtration pressure reducing sleeve, liquid enters into the inner chamber of sleeve compartment through the orifice, and the kinetic energy of liquid converts heat energy into and produces the bubble because the looks mutual friction when liquid passes through the orifice, and the inner chamber at sleeve compartment is filled to the bubble, produces the compartment, the utility model discloses a porous carries out the throttle to liquid, makes the kinetic energy of the liquid that passes through convert heat energy into and produce the bubble because looks mutual friction, and the bubble is filled in the sleeve compartment, produces the compartment and prevents inside gas enters into the valve, avoids the cavitation to produce.
Description
Technical Field
The utility model relates to a thermal power generation technical field specifically is a high-efficient anti cavitation high pressure trap.
Background
Thermal power generation is a power generation mode that thermal energy generated by combustible materials during combustion is converted into electric energy through a power generation power device. China is rich in coal resources, 10.9 hundred million tons of coal are produced in 1990, and the coal for power generation only accounts for 12 percent. Thermal power generation still has huge potential.
Steam traps, known as steam traps, also known as automatic drains or condensate drains, are divided into steam system uses and gas system uses. The steam trap is installed at the end of the pipeline heated by steam, and is used for continuously discharging condensed water in the pipeline heated by the steam to the outside of the pipeline, and most of the steam traps can automatically identify steam and water, so that the aim of automatically blocking steam and draining water is fulfilled. The steam trap is widely applied to the industries of petrochemical industry, food pharmacy, power plants and the like, and plays a great role in energy conservation and emission reduction.
After the valve of the existing drain valve is closed, under the action of external pressure, water vapor easily flows into the valve, and cavitation inside the valve affects the service life of the drain valve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient anti cavitation high pressure trap to solve the current trap that proposes in the above-mentioned background art and close the back at the valve, under the effect of external pressure, in vapor flows into the valve easily, in becoming the inside cavitation of valve, influence the life's of trap problem.
In order to achieve the above object, the utility model provides a following technical scheme: an efficient cavitation-resistant high pressure trap comprising:
a valve body;
the upper valve cover is arranged on the top of the valve body;
one end of the valve rod is arranged in the inner cavity of the valve body, and the other end of the valve rod penetrates through the top of the valve body and is inserted into the inner cavity of the upper valve cover;
the pressure reducing device is arranged in the inner cavity of the valve body and is sleeved on the outer wall of the valve rod;
and the sealing device is arranged in the inner cavity of the upper valve cover and is sleeved on the outer wall of the valve rod.
Preferably, the valve body includes:
a valve body;
the cavity is formed in the inner side of the valve body and penetrates through the top of the valve body;
the water inlet is formed in the left side face of the valve body, and an inner cavity of the water inlet is communicated with an inner cavity of the cavity;
the water outlet is formed in the right side face of the valve body, and an inner cavity of the water outlet is communicated with an inner cavity of the cavity.
Preferably, the valve stem comprises:
a valve stem body;
the valve core is arranged at the bottom of the valve rod body;
the upper sealing ring is arranged at the top of the valve core;
and the lower sealing ring is arranged at the bottom of the valve core.
Preferably, the pressure reducing device includes:
a filtering pressure reducing sleeve;
the throttle holes are uniformly formed in the outer wall of the filtering and pressure reducing sleeve, and the inner cavity of each throttle hole is communicated with the inner cavity of the filtering and pressure reducing sleeve;
the tail end rectifying and pressure reducing sleeve is arranged in an inner cavity of the filtering and pressure reducing sleeve, a sleeve compartment is formed between the outer wall of the tail end rectifying and pressure reducing sleeve and the inner wall of the filtering and pressure reducing sleeve, liquid enters the inner cavity of the sleeve compartment through a throttling hole, kinetic energy of the liquid is converted into heat energy due to mutual friction when the liquid passes through the throttling hole to generate bubbles, and the bubbles are filled in the inner cavity of the sleeve compartment to generate a compartment;
and the last-stage inlets are annularly arranged at the bottom of the outer wall of the tail end rectification decompression sleeve, and an inner cavity of the last-stage inlet is communicated with an inner cavity of the tail end rectification decompression sleeve.
Preferably, the sealing device is a graphene sealing filler.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a liquid is throttled through the multiple hole, make the kinetic energy of the liquid that passes through convert heat energy into and produce the bubble because of the friction each other, the bubble is filled in the sleeve compartment, produce the compartment and prevent that gas from entering into the valve inside, avoid the cavitation erosion to produce, filter the inner chamber of decompression cover fixed mounting at the cavity, a plurality of orifices are evenly seted up on the outer wall of filtering the decompression cover, the inner chamber of orifice is linked up with the inner chamber of filtering the decompression cover, terminal rectification decompression cover is installed in the inner chamber of filtering the decompression cover, be formed with the sleeve compartment between the outer wall of terminal rectification decompression cover and the inner wall of filtering the decompression cover, liquid enters the inner chamber of sleeve compartment through the orifice, the kinetic energy of liquid converts heat energy into and produces the bubble because of the friction each other when liquid passes through the orifice, the bubble is filled in the inner chamber of sleeve compartment, it prevents that gas from entering into the valve inside to produce the compartment, the cavitation is avoided, a plurality of final-stage inlets are annularly arranged at the bottom of the outer wall of the tail end rectification decompression sleeve, and the inner cavity of the final-stage inlet is communicated with the inner cavity of the tail end rectification decompression sleeve.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the valve body structure of the present invention;
FIG. 3 is a schematic view of the valve rod structure of the present invention;
fig. 4 is a schematic structural view of the pressure reducing device of the present invention.
In the figure: 100 valve body, 110 valve body, 120 chamber, 130 water inlet, 140 water outlet, 200 upper valve cover, 300 valve rod, 310 valve rod body, 320 valve core, 330 upper sealing ring, 340 lower sealing ring, 400 pressure reducing device, 410 filtering pressure reducing sleeve, 420 throttling hole, 430 tail end rectifying pressure reducing sleeve, 440 last stage inlet, 450 sleeve compartment and 500 sealing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a high-efficient anti cavitation high pressure trap throttles liquid through porous, makes the kinetic energy of the liquid that passes through convert heat energy into and produce the bubble because the looks mutual friction, and the bubble is filled in the sleeve compartment, and inside the production compartment prevented that gas from entering into the valve, avoided the cavitation to produce, please refer to figure 1, include: the valve body 100, the upper bonnet 200, the valve stem 300, the pressure reducing device 400 and the sealing device 500;
referring to fig. 1-2, the valve body 100 includes:
a valve body 110;
the cavity 120 is arranged on the inner side of the valve body 110, and the cavity 120 penetrates through the top of the valve body 110;
the water inlet 130 is arranged on the left side surface of the valve body 110, and the inner cavity of the water inlet 130 is communicated with the inner cavity of the chamber 120;
the water outlet 140 is arranged on the right side surface of the valve body 110, and the inner cavity of the water outlet 140 is communicated with the inner cavity of the cavity 120;
referring to fig. 1-2 again, the upper bonnet 200 is mounted on the top of the valve body 110 by bolts, and the inner cavity of the upper bonnet 200 is communicated with the inner cavity of the chamber 120;
referring to fig. 1 to 3, one end of the valve rod 300 is mounted in the inner cavity of the valve body 100, and the other end of the valve rod 300 penetrates through the top of the valve body 100 and is inserted into the inner cavity of the bonnet 200, and the valve rod 300 includes:
one end of the valve rod body 310 is inserted into the inner cavity of the chamber 120, and the other end of the valve rod body 310 penetrates through the top of the valve body 110 and is inserted into the inner cavity of the upper bonnet 200;
the valve core 320 is arranged at the bottom of the valve rod body 310, the valve core 320 and the valve rod body 310 are integrally processed, the valve core 320 is inserted into the inner cavity of the cavity 120, and the valve core 320 can be driven to move up and down in the inner cavity of the cavity 120 through the valve rod body 310;
the upper sealing ring 330 is mounted on the top of the valve core 320;
the lower sealing ring 340 is installed at the bottom of the valve core 320, and the sealing performance between the valve core 320 and the chamber 120 is ensured through the upper sealing ring 330 and the lower sealing ring 340;
referring to fig. 1-4, the pressure reducing device 400 is installed in the inner cavity of the valve body 100, the pressure reducing device 400 is sleeved on the outer wall of the valve rod 300, and the pressure reducing device 400 includes:
the filtering decompression sleeve 410 is fixedly arranged in the inner cavity of the chamber 120;
a plurality of orifices 420 are uniformly arranged on the outer wall of the filtering and pressure reducing sleeve 410, and the inner cavity of the orifices 420 is communicated with the inner cavity of the filtering and pressure reducing sleeve 410;
the tail end rectifying and pressure reducing sleeve 430 is arranged in the inner cavity of the filtering and pressure reducing sleeve 410, a sleeve compartment 450 is formed between the outer wall of the tail end rectifying and pressure reducing sleeve 430 and the inner wall of the filtering and pressure reducing sleeve 410, liquid enters the inner cavity of the sleeve compartment 450 through the throttling hole 420, kinetic energy of the liquid is converted into heat energy due to mutual friction when the liquid passes through the throttling hole 420 to generate bubbles, the bubbles are filled in the inner cavity of the sleeve compartment 450, and the generation compartment prevents gas from entering the valve and avoids cavitation;
the plurality of final-stage inlets 440 are annularly arranged at the bottom of the outer wall of the tail-end rectification decompression sleeve 430, and the inner cavity of the final-stage inlets 440 is communicated with the inner cavity of the tail-end rectification decompression sleeve 430.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides a high-efficient anti cavitation high pressure trap which characterized in that: the method comprises the following steps:
a valve body (100);
an upper bonnet (200), the upper bonnet (200) being mounted on the top of the valve body (100);
one end of the valve rod (300) is installed in the inner cavity of the valve body (100), and the other end of the valve rod (300) penetrates through the top of the valve body (100) and is inserted into the inner cavity of the upper valve cover (200);
the pressure reducing device (400), the pressure reducing device (400) is installed in the inner cavity of the valve body (100), and the pressure reducing device (400) is sleeved on the outer wall of the valve rod (300);
the sealing device (500) is installed in the inner cavity of the upper valve cover (200), and the sealing device (500) is sleeved on the outer wall of the valve rod (300).
2. A high efficiency cavitation resistant high pressure trap as claimed in claim 1 wherein: the valve body (100) includes:
a valve body (110);
a chamber (120), wherein the chamber (120) is arranged on the inner side of the valve body (110), and the chamber (120) penetrates through the top of the valve body (110);
the water inlet (130) is formed in the left side face of the valve body (110), and an inner cavity of the water inlet (130) is communicated with an inner cavity of the cavity (120);
the water outlet (140) is formed in the right side face of the valve body (110), and an inner cavity of the water outlet (140) is communicated with an inner cavity of the cavity (120).
3. A high efficiency cavitation resistant high pressure trap as claimed in claim 1 wherein: the valve stem (300) includes:
a valve stem body (310);
a valve cartridge (320), the valve cartridge (320) being mounted at the bottom of the valve stem body (310);
an upper sealing ring (330), wherein the upper sealing ring (330) is arranged on the top of the valve core (320);
the lower sealing ring (340), lower sealing ring (340) is installed in the bottom of the valve core (320).
4. A high efficiency cavitation resistant high pressure trap as claimed in claim 1 wherein: the pressure reduction device (400) includes:
a filtered pressure relief jacket (410);
a plurality of orifices (420), wherein the orifices (420) are uniformly arranged on the outer wall of the filtering and pressure reducing sleeve (410), and the inner cavity of the orifices (420) is communicated with the inner cavity of the filtering and pressure reducing sleeve (410);
the tail end rectifying decompression sleeve (430), the tail end rectifying decompression sleeve (430) is installed in an inner cavity of the filtering decompression sleeve (410), a sleeve compartment (450) is formed between the outer wall of the tail end rectifying decompression sleeve (430) and the inner wall of the filtering decompression sleeve (410), liquid enters the inner cavity of the sleeve compartment (450) through an orifice (420), kinetic energy of the liquid is converted into heat energy due to mutual friction when the liquid passes through the orifice (420) to generate bubbles, and the bubbles are filled in the inner cavity of the sleeve compartment (450) to generate a compartment;
the final stage inlets (440) are annularly arranged at the bottom of the outer wall of the tail end rectifying and decompressing sleeve (430), and the inner cavity of the final stage inlet (440) is communicated with the inner cavity of the tail end rectifying and decompressing sleeve (430).
5. A high efficiency cavitation resistant high pressure trap as claimed in claim 1 wherein: the sealing device (500) is graphene sealing filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121357901.8U CN215000919U (en) | 2021-06-18 | 2021-06-18 | High-efficient anti cavitation high pressure trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121357901.8U CN215000919U (en) | 2021-06-18 | 2021-06-18 | High-efficient anti cavitation high pressure trap |
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| Publication Number | Publication Date |
|---|---|
| CN215000919U true CN215000919U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202121357901.8U Active CN215000919U (en) | 2021-06-18 | 2021-06-18 | High-efficient anti cavitation high pressure trap |
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| Country | Link |
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| CN (1) | CN215000919U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294588A (en) * | 2021-06-18 | 2021-08-24 | 威海博通阀门有限公司 | Anti-cavitation high-pressure drain valve |
-
2021
- 2021-06-18 CN CN202121357901.8U patent/CN215000919U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294588A (en) * | 2021-06-18 | 2021-08-24 | 威海博通阀门有限公司 | Anti-cavitation high-pressure drain valve |
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