CN220870124U - Heavy-calibre reduces warm water governing valve - Google Patents
Heavy-calibre reduces warm water governing valve Download PDFInfo
- Publication number
- CN220870124U CN220870124U CN202322481030.6U CN202322481030U CN220870124U CN 220870124 U CN220870124 U CN 220870124U CN 202322481030 U CN202322481030 U CN 202322481030U CN 220870124 U CN220870124 U CN 220870124U
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- China
- Prior art keywords
- valve
- water regulating
- regulating valve
- fixed mounting
- valve body
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 239000004429 Calibre Substances 0.000 title claims description 4
- 230000001105 regulatory effect Effects 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 230000002146 bilateral effect Effects 0.000 claims abstract description 3
- 230000006978 adaptation Effects 0.000 claims description 9
- 239000012535 impurity Substances 0.000 abstract description 11
- 238000004140 cleaning Methods 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 4
- 238000009991 scouring Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of regulating valves and discloses a large-caliber temperature-reducing water regulating valve which comprises a valve body, wherein a valve core is connected to the inner side of the valve body in a sliding manner, a threaded rod is connected to the top of the valve core in a rotating manner, a valve cover is connected to the outer side of the threaded rod in a threaded manner, and first screws which are two in number and distributed in a bilateral symmetry manner are connected to the top of the valve cover in a threaded manner. The large-caliber temperature-reducing water regulating valve has the advantages of convenience in cleaning and the like, solves the problem that after the large-caliber temperature-reducing water regulating valve works for a long time, a large amount of impurities accumulated in the large-caliber temperature-reducing water regulating valve can directly affect the normal use of the valve, but the common regulating valve is quite troublesome in disassembly and cleaning, time and labor are wasted, and meanwhile, due to the fact that the pressure difference between an inlet and an outlet of the temperature-reducing water regulating valve in a main steam system is large, the sealing surfaces of the valve sleeve and the valve core of the temperature-reducing water regulating valve generate serious scouring abrasion phenomena, the normal operation of the system is affected, and the service life of the temperature-reducing water regulating valve is reduced.
Description
Technical Field
The utility model relates to the technical field of regulating valves, in particular to a large-caliber temperature-reducing water regulating valve.
Background
The temperature-reducing water regulating valve is used for reducing the temperature of water and steam with higher temperature generated by the running fluctuation of a boiler or a steam turbine, and in order to realize faster temperature reduction and increase the temperature-reducing water quantity in a short time, a large-caliber temperature-reducing water regulating valve is often used.
After the large-caliber temperature-reducing water regulating valve works for a long time, a large amount of impurities accumulated in the valve can directly influence the normal use of the valve, but the common regulating valve is very troublesome to disassemble and clean, time and labor are wasted, and meanwhile, because the pressure difference between the inlet and the outlet of the temperature-reducing water regulating valve in a main steam system is large, the sealing surfaces of the valve sleeve and the valve core of the temperature-reducing water regulating valve generate serious scouring abrasion phenomena, the normal operation of the system is influenced, and the service life of the temperature-reducing water regulating valve is reduced, so the large-caliber temperature-reducing water regulating valve is provided for solving the problems.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the large-caliber temperature-reducing water regulating valve which has the advantages of convenient cleaning and the like, solves the problems that after the large-caliber temperature-reducing water regulating valve works for a long time, a large amount of impurities accumulated in the interior of the large-caliber temperature-reducing water regulating valve directly affect the normal use of the valve, but the disassembly and cleaning of the general regulating valve are very troublesome, time and labor are wasted, and meanwhile, the sealing surfaces of the valve sleeve and the valve core of the temperature-reducing water regulating valve generate serious scouring abrasion phenomena due to large inlet and outlet pressure difference of the temperature-reducing water regulating valve in a main steam system, thereby not only affecting the normal operation of the system, but also reducing the service life of the temperature-reducing water regulating valve.
(II) technical scheme
The technical scheme for solving the technical problems is as follows: the utility model provides a heavy-calibre water reducing regulating valve, includes the valve body, the inboard sliding connection of valve body has the case, the top of case rotates and is connected with the threaded rod, the outside threaded connection of threaded rod has the valve gap, the top threaded connection of valve gap has a quantity for two and is bilateral symmetry's first screw, the top fixed mounting of valve body has a quantity for two and with the stopper of two first screw looks adaptations, the inside fixed mounting of valve gap has the sealing washer that is located the threaded rod outside, the bottom fixed mounting of case has the fixed column, the outside fixed mounting of fixed column has a quantity for two restriction balls, the bottom fixed mounting of fixed column has the fly leaf, the left side fixed mounting of valve body has the inlet tube, the right side fixed mounting of valve body has the outlet pipe, the inboard of inlet tube is provided with the filter, the through-hole has been seted up at the top of inlet tube, the top fixed mounting of inlet tube has the pivot, the outside fixed mounting of pivot has the apron, the right side threaded connection of apron has the second screw, the top of inlet tube has the screw looks adaptation groove with the second.
The beneficial effects of the utility model are as follows: the filter plate is used for filtering water flow, abrasion of impurities to the inside of the valve body is reduced when the water flow is required to be changed, the valve core is pushed to move downwards by rotating the threaded rod, the valve core is used for pushing the fixed column and the flow limiting balls to move downwards, the retaining area of the water flow is continuously increased in the downward movement of the valve core due to the fact that the fixed column is in a conical shape with the upper size and the lower size and the two flow limiting balls are in a small size, so that the flow speed is reduced, the water flow is completely blocked by the valve core, direct flushing of the water flow to the bottom of the valve core is effectively reduced, the service life of the water valve is prolonged, when impurities on the left side of the filter plate are excessive, the adjusting valve is closed, the cover plate is opened by rotating the second screw, and the water source is communicated to flush the impurities from the through hole for cleaning.
The large-caliber temperature-reducing water regulating valve has the advantage of convenience in cleaning.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the top fixed mounting of threaded rod has the carousel, anti-skidding groove has been seted up to the outside of carousel.
The beneficial effect of adopting above-mentioned further scheme is, is convenient for rotate the threaded rod through the carousel, but through the frictional force between anti-skidding groove increase hand and the carousel.
Further, the valve core is in a cylindrical shape, and the valve core is matched with the inner side of the valve body.
The valve core is convenient to slide up and down on the inner side of the valve body through the cylindrical arrangement, and the valve core is matched with the inner side of the valve body, so that a gap between the valve core and the inner side of the valve body can be reduced.
Further, a first sealing gasket is fixedly arranged at the top of the valve body, and the first sealing gasket is matched with the top of the valve body.
The valve cover and the valve body can be filled with the gap through the first sealing gasket.
Further, the filter is located the right side of through-hole, apron and through-hole looks adaptation.
The beneficial effect of adopting above-mentioned further scheme is that, the filter is located the right side of through-hole, when the through-hole was opened, can wash away the impurity in filter left side through rivers, apron and through-hole looks adaptation can be closed the through-hole through the apron.
Further, the fixed column is in a conical shape with a big top and a small bottom, and the diameter of the flow limiting ball at the upper part is larger than that of the flow limiting ball at the lower part.
The beneficial effect of adopting above-mentioned further scheme is, through the toper setting of fixed column big-end-up, the velocity of flow of rivers is reduced to the accessible increase cross-sectional area, and the diameter of upper side restriction ball is greater than the diameter of below restriction ball, but the size of steerable rivers through the restriction ball of different diameters.
Further, the outside of fly leaf is provided with the sealing ring, inlet tube fixed mounting has the second sealed pad with apron looks adaptation.
The water inlet pipe is fixedly provided with the second sealing gasket which is matched with the cover plate, and the gap between the cover plate and the top of the water inlet pipe can be filled through the second sealing gasket.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the connection structure of the valve body and the water inlet pipe of the utility model;
FIG. 3 is a top view of a hinge and cover connection structure according to the present utility model;
FIG. 4 is an enlarged view of the structure of FIG. 1A according to the present utility model;
fig. 5 is an enlarged view of the structure of fig. 1B according to the present utility model.
In the figure: 1. a valve body; 2. a valve core; 3. a threaded rod; 4. a valve cover; 5. a first screw; 6. a limiting block; 7. a seal ring; 8. fixing the column; 9. a flow-limiting ball; 10. a movable plate; 11. a water inlet pipe; 12. a water outlet pipe; 13. a filter plate; 14. a through hole; 15. a rotating shaft; 16. a cover plate; 17. a second screw; 18. a connecting groove; 19. a first gasket; 20. and a second gasket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the embodiment, as shown in fig. 1-5, the large-caliber temperature-reducing water regulating valve comprises a valve body 1, wherein the inner side of the valve body 1 is slidably connected with a valve core 2, the top of the valve core 2 is rotationally connected with a threaded rod 3, the outer side of the threaded rod 3 is in threaded connection with a valve cover 4, the top of the valve cover 4 is in threaded connection with two first screws 5 which are distributed left and right symmetrically, the top of the valve body 1 is fixedly provided with two limit blocks 6 which are matched with the two first screws 5, the inner side of the valve cover 4 is fixedly provided with a sealing ring 7 positioned at the outer side of the threaded rod 3, the bottom of the valve core 2 is fixedly provided with a fixed column 8, the outer side of the fixed column 8 is fixedly provided with two flow-limiting balls 9, the bottom of the fixed column 8 is fixedly provided with a movable plate 10, the left side of the valve body 1 is fixedly provided with a water inlet pipe 11, the right side of the valve body 1 is fixedly provided with a water outlet pipe 12, the inner side of the water inlet pipe 11 is provided with a through hole 14, the top of the water inlet pipe 11 is fixedly provided with a rotating shaft 15, the outer side of the rotating shaft 15 is fixedly provided with a cover plate 16, the right side of the cover plate 16 is fixedly connected with a second screw 17, and the right side of the cover plate 16 is fixedly connected with a second screw 17 matched with a second screw 17;
the top of the threaded rod 3 is fixedly provided with a rotary table, and the outer side of the rotary table is provided with an anti-skid groove;
the threaded rod 3 is convenient to rotate through the turntable, and the friction force between the hand and the turntable can be increased through the anti-skid groove, so that the turntable is convenient to rotate;
The valve core 2 is arranged in a cylindrical shape, and the valve core 2 is matched with the inner side of the valve body 1;
The cylindrical arrangement is convenient for the valve core 2 to slide up and down on the inner side of the valve body 1, the valve core 2 is matched with the inner side of the valve body 1, and the gap between the valve core 2 and the inner side of the valve body 1 can be reduced, so that the on-off of water flow is controlled;
the top of the valve body 1 is fixedly provided with a first sealing gasket 19, and the first sealing gasket 19 is matched with the top of the valve body 1;
The gap between the valve cover 4 and the valve body 1 can be filled through the first sealing gasket 19, so that water flow is prevented from leaking from between the valve body 1 and the valve cover 4;
The filter plate 13 is positioned on the right side of the through hole 14, and the cover plate 16 is matched with the through hole 14;
The filter plate 13 is positioned on the right side of the through hole 14, when the through hole 14 is opened, impurities on the left side of the filter plate 13 can be washed away through water flow, the cover plate 16 is matched with the through hole 14, and the through hole 14 can be closed through the cover plate 16 to prevent the leakage of the heat-reduction water;
the fixed column 8 is arranged in a conical shape with a big upper part and a small lower part, and the diameter of the upper flow limiting ball 9 is larger than that of the lower flow limiting ball 9;
The flow speed of water flow can be reduced by increasing the cross section area through the conical arrangement of the fixed column 8 with the big end down, the diameter of the upper flow-limiting ball 9 is larger than that of the lower flow-limiting ball 9, and the size of the water flow can be controlled through the flow-limiting balls 9 with different diameters;
The outside of the movable plate 10 is provided with a sealing ring, and the water inlet pipe 11 is fixedly provided with a second sealing gasket 20 matched with the cover plate 16;
The water flow can be reduced to enter the bottom of the inner side of the valve body 1 through the sealing ring, the water inlet pipe 11 is fixedly provided with a second sealing gasket 20 matched with the cover plate 16, and a gap between the cover plate 16 and the top of the water inlet pipe 11 can be filled through the second sealing gasket 20, so that the leakage of the reduced-temperature water is prevented.
Working principle:
The first step: when the water enters the water inlet pipe 11, water flow is filtered through the filter plate 13, and impurities are reduced from abrading the inside of the valve body 1 when the water flows into the valve body 1;
And a second step of: when the water flow is required to be changed, the valve core 2 is pushed to move downwards by rotating the threaded rod 3, the valve core 2 pushes the fixed column 8 and the flow limiting balls 9 to move downwards, and as the fixed column 8 is in a conical shape with a large upper part and a small lower part and the two flow limiting balls 9 are in a conical shape with a large upper part and a small lower part, the interception area of the water flow is continuously increased in the downward movement of the valve core 2, so that the flow speed is reduced until the valve core 2 completely blocks the water flow, the direct scouring of the water flow to the bottom of the valve core 2 is effectively reduced, and the service life of the water valve is prolonged;
And a third step of: when the impurity on the left side of the filter plate 13 is excessive, the regulating valve is closed, the cover plate 16 is opened by rotating the second screw 17, and the impurity can be flushed out of the through hole 14 for cleaning by switching on a water source.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a heavy-calibre temperature-reducing water regulating valve, includes valve body (1), its characterized in that: the inside sliding connection of valve body (1) has case (2), the top of case (2) rotates and is connected with threaded rod (3), the outside threaded connection of threaded rod (3) has valve gap (4), the top threaded connection of valve gap (4) has first screw (5) that quantity is two and be bilateral symmetry distribution, the top fixed mounting of valve body (1) has stopper (6) that quantity is two and with two first screw (5) looks adaptations, the inside fixed mounting of valve gap (4) has sealing washer (7) that are located threaded rod (3) outside, the bottom fixed mounting of case (2) has fixed column (8), the outside fixed mounting of fixed column (8) has flow-limiting ball (9) that quantity is two, the bottom fixed mounting of fixed column (8) has fly leaf (10), the left side fixed mounting of valve body (1) has inlet tube (11), the right side fixed mounting of valve body (1) has outlet pipe (12), the inboard of inlet tube (11) is provided with filter (13), the fixed mounting of top (16) has pivot (15) of inlet tube (11), the right side threaded connection of apron (16) has second screw (17), connecting groove (18) with second screw (17) looks adaptation are seted up at the top of inlet tube (11).
2. A large caliber desuperheating water regulating valve as claimed in claim 1, wherein: the top of threaded rod (3) fixed mounting has the carousel, the antiskid groove has been seted up to the outside of carousel.
3. A large caliber desuperheating water regulating valve as claimed in claim 1, wherein: the valve core (2) is in a cylindrical shape, and the valve core (2) is matched with the inner side of the valve body (1).
4. A large caliber desuperheating water regulating valve as claimed in claim 1, wherein: the top of valve body (1) fixed mounting has first sealed pad (19), first sealed pad (19) and the top looks adaptation of valve body (1).
5. A large caliber desuperheating water regulating valve as claimed in claim 1, wherein: the filter plate (13) is positioned on the right side of the through hole (14), and the cover plate (16) is matched with the through hole (14).
6. A large caliber desuperheating water regulating valve as claimed in claim 1, wherein: the fixing column (8) is in a conical shape with a large upper part and a small lower part, and the diameter of the flow limiting ball (9) at the upper part is larger than that of the flow limiting ball (9) at the lower part.
7. A large caliber desuperheating water regulating valve as claimed in claim 1, wherein: the outside of fly leaf (10) is provided with the sealing ring, inlet tube (11) fixed mounting has second sealed pad (20) with apron (16) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322481030.6U CN220870124U (en) | 2023-09-13 | 2023-09-13 | Heavy-calibre reduces warm water governing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322481030.6U CN220870124U (en) | 2023-09-13 | 2023-09-13 | Heavy-calibre reduces warm water governing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220870124U true CN220870124U (en) | 2024-04-30 |
Family
ID=90817755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322481030.6U Active CN220870124U (en) | 2023-09-13 | 2023-09-13 | Heavy-calibre reduces warm water governing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220870124U (en) |
-
2023
- 2023-09-13 CN CN202322481030.6U patent/CN220870124U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |