CN220891210U - Minimum flow regulating valve for water supply pump recirculation - Google Patents
Minimum flow regulating valve for water supply pump recirculation Download PDFInfo
- Publication number
- CN220891210U CN220891210U CN202322600658.3U CN202322600658U CN220891210U CN 220891210 U CN220891210 U CN 220891210U CN 202322600658 U CN202322600658 U CN 202322600658U CN 220891210 U CN220891210 U CN 220891210U
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- filter
- valve body
- pipe
- minimum flow
- cavity
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 18
- 125000003003 spiro group Chemical group 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 9
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a minimum flow regulating valve for recirculation of a feed pump, which comprises the following components: the device comprises a minimum flow valve body, wherein one side of the minimum flow valve body is fixedly connected with a valve body connecting pipe, the other end of the valve body connecting pipe is in threaded connection with a first connecting threaded pipe, the other end of the first connecting threaded pipe is in threaded connection with a first internal threaded connecting pipe, and the other end of the first internal threaded connecting pipe is fixedly connected with a filter cavity; according to the utility model, the first connecting threaded pipe is in threaded connection with the first internal threaded connecting pipe of the filter cavity, the second connecting threaded pipe at the other side of the filter cavity is in threaded connection with the second internal threaded connecting pipe, two sides of the filter cavity are in threaded connection with the connecting pipes, the detachable design is also convenient for the whole disassembly of the filter cavity in the later stage for cleaning and maintenance, the filter plates in the filter cavity can be selectively installed according to the actual requirements, the plate bottom clamping grooves of the filter plates are movably clamped with the cavity bottom clamping strips, and the plate side clamping strips at two sides of the filter plates are movably clamped with the cavity side clamping grooves, so that the filter plates are convenient for flexible disassembly and assembly.
Description
Technical Field
The utility model relates to the technical field of minimum flow valve equipment, in particular to a recirculation minimum flow regulating valve of a water supply pump.
Background
The minimum flow regulating valve for water feeding pump recirculation is one valve device for water feeding system and is used mainly in regulating the minimum flow of water feeding pump recirculation system to ensure that the water feeding pump always maintains minimum flow to avoid low water level and dry burning during operation;
The existing minimum flow regulating valve for water supply pump recirculation is generally not provided with a filtering structure, or the filtering structure is arranged on the inner side of the regulating valve body, when the filtering component needs maintenance or replacement, the whole regulating valve device needs to be disassembled for replacement, the required maintenance and replacement time is long, and the actual production requirement is difficult to meet.
Disclosure of utility model
The utility model aims at: in order to solve the problems that the existing minimum recirculation flow regulating valve of the water supply pump is not provided with a filtering structure generally or the filtering structure is arranged on the inner side of the regulating valve body, when a filtering component needs to be maintained or replaced, the whole device of the regulating valve needs to be disassembled for replacement, the required maintenance and replacement time is long, and the actual production requirements are difficult to meet, the minimum recirculation flow regulating valve of the water supply pump is provided.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a feed pump recirculation minimum flow regulator valve, comprising: minimum flow valve body, minimum flow valve body one side fixedly connected with valve body connecting pipe, valve body connecting pipe other end spiro union is connected with connection screwed pipe one, connection screwed pipe one other end spiro union is connected with internal thread connecting pipe one, internal thread connecting pipe one other end fixedly connected with filter chamber, filter chamber one side fixedly connected with connection screwed pipe two, connection screwed pipe two other end spiro union is connected with internal thread connecting pipe two, two other end fixedly connected with valve body ring flange one of internal thread connecting pipe, the inboard bottom fixedly connected with chamber end clamping strip of filter chamber, chamber side draw-in groove has been seted up to filter chamber inside one side, the inside joint of chamber side draw-in groove has the filter, the bottom clamping groove has been seted up to the filter, filter one side fixedly connected with board side clamping strip, filter chamber top one end articulates there is the apron, apron one end is provided with sealing strip.
As still further aspects of the utility model: one end of the valve body flange plate is provided with a first fixing bolt in a penetrating mode.
As still further aspects of the utility model: the valve is characterized in that one side of the minimum flow valve body is fixedly connected with a third connecting threaded pipe, one end of the third connecting threaded pipe is connected with a second valve body flange in a threaded manner, and one end of the second valve body flange is provided with a second fixing bolt in a penetrating manner.
As still further aspects of the utility model: the first connecting threaded pipe, the first internal threaded connecting pipe, the second connecting threaded pipe and the second internal threaded connecting pipe are matched in specification.
As still further aspects of the utility model: the number of the cavity bottom clamping strips is provided with a plurality of groups, the bottoms of the inner sides of the filter cavities are uniformly provided, and the cavity bottom clamping strips are matched with the specifications of the plate bottom clamping grooves.
As still further aspects of the utility model: the number of the clamping grooves on the cavity side is provided with a plurality of groups, the clamping grooves on the cavity side and the clamping strips on the board side are uniformly and symmetrically arranged on two sides of the inside of the filter cavity, and the specifications of the clamping grooves on the cavity side and the clamping strips on the board side are matched.
As still further aspects of the utility model: the filter quantity is provided with a plurality of groups, is located the even setting of chamber end card strip top.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the first connecting threaded pipe is in threaded connection with the first internal threaded connecting pipe of the filter cavity, the second connecting threaded pipe at the other side of the filter cavity is in threaded connection with the second internal threaded connecting pipe, two sides of the filter cavity are in threaded connection with the connecting pipes, the detachable design is also convenient for the whole disassembly of the filter cavity in the later stage for cleaning and maintenance, the filter plates in the filter cavity can be selectively installed according to the actual requirements, the plate bottom clamping grooves of the filter plates are movably clamped with the cavity bottom clamping strips, the plate side clamping strips at two sides of the filter plates are movably clamped with the cavity side clamping grooves, and the filter plates are convenient for flexible disassembly and assembly, so that the follow-up maintenance and replacement are facilitated.
Drawings
FIG. 1 is a schematic view of the overall structure of a minimum recirculation flow regulator valve for a feed pump according to the present utility model;
FIG. 2 is a schematic view of a first internally threaded connection tube of a minimum recirculation flow regulator valve for a feedwater pump according to the present utility model;
FIG. 3 is a schematic view of the structure of a cavity bottom clamping strip in a minimum recirculation flow control valve for a feed pump according to the present utility model;
FIG. 4 is a schematic view of the construction of a filter plate in a minimum flow regulator valve for recirculation of a feed water pump according to the present utility model;
Fig. 5 is a schematic structural view of a bottom clamping groove in a minimum flow regulating valve for recirculation of a water supply pump according to the present utility model.
In the figure: 1. a minimum flow valve body; 2. a valve body connecting pipe; 3. connecting a first threaded pipe; 4. an internal thread connecting pipe I; 5. a filter chamber; 6. connecting a threaded pipe II; 7. an internal thread connecting pipe II; 8. a valve body flange plate I; 9. a cavity bottom clamping strip; 10. a cavity side clamping groove; 11. a filter plate; 12. a plate bottom clamping groove; 13. a board side clamping strip; 14. a cover plate; 15. a sealing rubber strip; 16. a first fixing bolt; 17. connecting a threaded pipe III; 18. a valve body flange II; 19. and fixing a second bolt.
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 description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
Referring to fig. 2 and 3, in an embodiment of the present utility model, a recirculation minimum flow regulator valve for a feed pump includes: the minimum flow valve body 1, minimum flow valve body 1 one side fixedly connected with valve body connecting pipe 2, valve body connecting pipe 2 other end spiro union is connected with connecting screwed pipe one 3, connecting screwed pipe one 3 other end spiro union is connected with internal thread connecting pipe one 4, internal thread connecting pipe one 4 other end fixedly connected with filter chamber 5, filter chamber 5 one side fixedly connected with connecting screwed pipe two 6, connecting screwed pipe two 6 other end spiro union is connected with internal thread connecting pipe two 7, internal thread connecting pipe two 7 other end fixedly connected with valve body ring flange one 8, the inboard bottom fixedly connected with chamber end draw-in bar 9 of filter chamber 5, chamber side draw-in groove 10 has been seted up to the inside one side of filter chamber 5, the inside joint of chamber side draw-in groove 10 has filter 11, plate end draw-in groove 12 has been seted up to the filter 11 bottom, filter 11 one side fixedly connected with plate side draw-in bar 13, filter chamber 5 top one end articulates there is apron 14, apron 14 one end is provided with sealing strip 15.
Referring to fig. 4, one end of a valve body flange 8 is provided with a fixing bolt 16 in a penetrating manner, and the valve body flange 8 is fixedly connected with a pipeline through the fixing bolt 16.
Referring to fig. 2 and 4, a third connecting threaded pipe 17 is fixedly connected to one side of the minimum flow valve body 1, one end of the third connecting threaded pipe 17 is in threaded connection with a second valve body flange 18, one end of the second valve body flange 18 is provided with a second fixing bolt 19 in a penetrating manner, and the second valve body flange 18 and the second fixing bolt 19 are fixedly connected with a pipeline.
Referring to fig. 2, the first connecting threaded pipe 3, the first internal threaded connecting pipe 4, the second connecting threaded pipe 6 and the second internal threaded connecting pipe 7 are in uniform fit, two sides of the filter cavity 5 are in threaded connection with the connecting pipes, and the detachable design is convenient for the whole disassembly of the filter cavity 5 for cleaning and maintenance in the later stage.
Referring to fig. 3 and 5, the number of the cavity bottom clamping strips 9 is provided with a plurality of groups, the bottoms of the inner sides of the filter cavities 5 are uniformly provided, the cavity bottom clamping strips 9 are matched with the specifications of the plate bottom clamping grooves 12, and the plate bottom clamping grooves 12 of the filter plates 11 are movably clamped with the cavity bottom clamping strips 9.
Referring to fig. 3, a plurality of sets of cavity-side clamping grooves 10 are provided, the two sides of the filter cavity 5 are uniformly and symmetrically arranged, the specifications of the cavity-side clamping grooves 10 and the specifications of the plate-side clamping strips 13 are matched, and the plate-side clamping strips 13 on two sides of the filter plate 11 are movably clamped with the cavity-side clamping grooves 10.
Referring to fig. 3, the number of filter plates 11 is provided with a plurality of groups, and the filter plates 11 positioned above the cavity bottom clamping strips 9 are uniformly arranged, and the installation adaptation number of the filter plates 11 in the filter cavity 5 can be selected according to actual requirements.
The working principle of the utility model is as follows: during the use, whether the filter component needs to be additionally arranged in the pipeline is confirmed according to actual use demands, if the filter demands exist, the first connecting threaded pipe 3 of the minimum flow valve body 1 is in threaded connection with the first internal threaded connecting pipe 4 of the filter cavity 5, the first valve body flange 8 is in threaded connection with the second internal threaded connecting pipe 7 through the second connecting threaded pipe 6 on the other side of the filter cavity 5, the first valve body flange 8 is fixedly connected with a pipeline through the first fixing bolt 16, meanwhile, the two sides of the filter cavity 5 are in threaded connection with the connecting pipe, the detachable design is convenient, the filter cavity 5 is detached integrally in the later stage for cleaning and maintenance, the filter plate 11 in the filter cavity 5 can be selected according to the actual demands, the adapting quantity is installed, the clamping grooves 12 on the bottom of the filter plate 11 are movably clamped with the clamping strips 9 on the bottom of the cavity, the clamping strips 13 on the side of the filter plate 11 are movably clamped with the clamping grooves 10 on the side of the cavity, the filter plate 11 are convenient to flexibly disassemble and assemble, the subsequent maintenance and replacement are facilitated, the tightness of the filter cavity 5 is realized through the cover plate 14 and the sealing adhesive tape 15, and the second fixing bolt 19 and the fixing bolt 19 are fixedly connected with the pipeline through the third connecting threaded pipe 17 and the second fixing flange 18 on the other side of the filter body 1.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. A feed pump recirculation minimum flow regulator valve, comprising: minimum flow valve body (1), minimum flow valve body (1) one side fixedly connected with valve body connecting pipe (2), valve body connecting pipe (2) other end spiro union is connected with connecting thread pipe one (3), connecting thread pipe one (3) other end spiro union is connected with internal thread connecting pipe one (4), internal thread connecting pipe one (4) other end fixedly connected with filter chamber (5), filter chamber (5) one side fixedly connected with connecting thread pipe two (6), connecting thread pipe two (6) other end spiro union is connected with internal thread connecting pipe two (7), internal thread connecting pipe two (7) other end fixedly connected with valve body ring flange one (8), filter chamber (5) inboard bottom fixedly connected with chamber bottom draw-in bar (9), chamber side draw-in groove (10) have been seted up to inside one side of filter chamber (5), filter plate bottom draw-in groove (12) have been seted up to filter plate (11) bottom, filter plate side draw-in bar (13) are fixedly connected with plate side draw-in bar (13), filter plate one end (14) are articulated to one end (14), apron (14) are provided with joint strip (15).
2. A minimum recirculation flow regulator valve for a feed pump according to claim 1, wherein one end of the first flange (8) of the valve body is provided with a first fixing bolt (16) therethrough.
3. The minimum flow regulating valve for recirculation of water supply pump according to claim 1, wherein a third connecting threaded pipe (17) is fixedly connected to one side of the minimum flow valve body (1), a second valve body flange (18) is screwed and connected to one end of the third connecting threaded pipe (17), and a second fixing bolt (19) is arranged at one end of the second valve body flange (18) in a penetrating manner.
4. The minimum recirculation flow regulator valve for a feed water pump of claim 1, wherein the first connecting threaded tube (3), the first internally threaded tube (4), the second connecting threaded tube (6) and the second internally threaded tube (7) are sized to fit.
5. The minimum flow regulating valve for recirculation of water supply pump according to claim 1, wherein a plurality of groups of cavity bottom clamping strips (9) are arranged, the bottoms of the inner sides of the filter cavities (5) are uniformly arranged, and the cavity bottom clamping strips (9) are matched with the specifications of the plate bottom clamping grooves (12).
6. The minimum flow regulating valve for recirculation of water supply pump according to claim 1, wherein the number of the cavity side clamping grooves (10) is set to be a plurality of groups, the two sides of the inside of the filter cavity (5) are uniformly and symmetrically arranged, and the specifications of the cavity side clamping grooves (10) and the specification of the plate side clamping strips (13) are adapted.
7. A minimum flow regulating valve for recirculation of water supply pump according to claim 1, characterized in that the number of said filter plates (11) is set up in several groups, and above the cavity bottom clamping strips (9) are set up uniformly.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322600658.3U CN220891210U (en) | 2023-09-25 | 2023-09-25 | Minimum flow regulating valve for water supply pump recirculation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322600658.3U CN220891210U (en) | 2023-09-25 | 2023-09-25 | Minimum flow regulating valve for water supply pump recirculation |
Publications (1)
Publication Number | Publication Date |
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CN220891210U true CN220891210U (en) | 2024-05-03 |
Family
ID=90839783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202322600658.3U Active CN220891210U (en) | 2023-09-25 | 2023-09-25 | Minimum flow regulating valve for water supply pump recirculation |
Country Status (1)
Country | Link |
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CN (1) | CN220891210U (en) |
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2023
- 2023-09-25 CN CN202322600658.3U patent/CN220891210U/en active Active
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