CN212868688U - Novel high-precision valve body - Google Patents
Novel high-precision valve body Download PDFInfo
- Publication number
- CN212868688U CN212868688U CN202021015232.1U CN202021015232U CN212868688U CN 212868688 U CN212868688 U CN 212868688U CN 202021015232 U CN202021015232 U CN 202021015232U CN 212868688 U CN212868688 U CN 212868688U
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- Prior art keywords
- pilot valve
- main valve
- fixedly connected
- valve
- control
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000012369 In process control Methods 0.000 description 2
- 238000010965 in-process control Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a control valve technical field just discloses a novel high accuracy valve body, including the main valve case, the main valve case has been cup jointed in the outside activity of main valve case, the top fixedly connected with control apron of main valve case, the top of main valve case and the bottom of control apron respectively with the both ends fixed connection of main valve spring, the left end fixed mounting at control apron top has displacement sensor, displacement sensor's the first connecting plug of outside fixedly connected with. This novel high accuracy valve body, through the leading-in liquid for second connecting plug, liquid is through the inside that gets into the main valve barrel, and displacement sensor starts to make the main valve case remove in the inside of main valve barrel, and displacement sensor has directly just realized closed-loop control in the valve is inside, and resolution ratio, the linearity and the hysteresis of valve all can improve like this, and dynamic characteristic also can improve to increase the control effect of valve body.
Description
Technical Field
The utility model relates to a control valve technical field specifically is a novel high accuracy valve body.
Background
The control valve is divided into a single-seat series control valve, a double-seat series control valve, a sleeve series control valve and a self-operated series control valve by a valve body assembly and an actuating mechanism assembly (or an actuating mechanism system). Variations of the four types of valves can result in a myriad of different applicable configurations, each with its particular applications, features, advantages and disadvantages.
The valve body of the control valve has various types, commonly used are a straight-through single seat, a straight-through double seat, an angle shape, a diaphragm, a small flow, a tee joint, an eccentric rotation, a butterfly shape, a sleeve shape, a sphere shape and the like, but the control valve has low control precision in the use process and is not tightly matched with other electronic elements, so that the novel high-precision valve body is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The not enough to prior art, the utility model provides a novel high accuracy valve body possesses advantages such as improve control accuracy increase degree of adaptability, has solved the in-process control accuracy of control valve using and is not high, with the untight problem of other electronic component cooperations.
(II) technical scheme
For the purpose that realizes above-mentioned improvement control accuracy increase degree of adaptability, the utility model provides a following technical scheme: a novel high-precision valve body comprises a main valve core, wherein a main valve sleeve is movably sleeved outside the main valve core, a control cover plate is fixedly connected to the top of the main valve sleeve, the top of the main valve core and the bottom of the control cover plate are fixedly connected with two ends of a main valve spring respectively, a displacement sensor is fixedly mounted at the left end of the top of the control cover plate, a first connecting plug is fixedly connected to the outer side of the displacement sensor, a proportional electromagnet is fixedly mounted at the right end of the top of the control cover plate, a second connecting plug is fixedly connected to the outer side of the proportional electromagnet, a pilot valve top cover positioned inside the control cover plate is fixedly connected to the bottom of the proportional electromagnet, a pilot valve sleeve positioned inside the control cover plate is fixedly connected to the outer side of the pilot valve top cover, a pilot valve core is movably connected inside the pilot valve sleeve, and a pilot, and the top of the pilot valve bottom cover and one side, opposite to the pilot valve spool, of the pilot valve are fixedly connected with two ends of a pilot valve spring respectively.
Preferably, the main valve sleeve, the control cover plate, the first connecting plug, the displacement sensor, the proportional electromagnet, the second connecting plug, the pilot valve top cover and the pilot valve sleeve are communicated, the main valve sleeve is barrel-shaped, and a clamping groove is formed in the inner side of the main valve sleeve.
Preferably, the main valve core comprises a plug, a connecting rod and a movable block, and two ends of the connecting rod are respectively and fixedly connected with the plug and the movable block.
Preferably, the control cover plate comprises an upper shell and a lower shell, a plurality of flow guide holes are formed in the upper shell and the lower shell, a through hole is formed in the right end of one side, opposite to the upper shell and the lower shell, of the upper shell, and the inner side of the through hole is in contact with the outer side of the pilot valve sleeve.
Preferably, the inner side of the pilot valve sleeve is respectively contacted with the outer side of the pilot valve top cover and the outer side of the pilot valve bottom cover.
Preferably, the pilot valve spool comprises a push plate, a connecting support rod and two stop blocks, and a gap exists between the two stop blocks.
(III) advantageous effects
Compared with the prior art, the utility model provides a novel high accuracy valve body possesses following beneficial effect:
this novel high accuracy valve body, through the outside with carrying pipe connection at first connecting plug and second connecting plug, then for the leading-in liquid of second connecting plug, liquid gets into the inside of proportion electro-magnet, and promote the pilot valve barrel, make liquid get into the inside of main valve barrel through the inside water conservancy diversion hole of control apron, displacement sensor starts the inside removal that makes the main valve case at the main valve barrel, displacement sensor directly has just realized closed-loop control in the valve is inside, the resolution ratio of valve like this, linearity and hysteresis all can improve, dynamic characteristic also can improve, thereby increase the control effect of valve body.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a top view of the present invention.
In the figure: the control valve comprises a main valve spool 1, a main valve spring 2, a main valve sleeve 3, a control cover plate 4, a first connecting plug 5, a displacement sensor 6, a proportional electromagnet 7, a second connecting plug 8, a pilot valve top cover 9, a pilot valve sleeve 10, a pilot valve spool 11, a pilot valve spring 12 and a pilot valve bottom cover 13.
Detailed Description
The preferred embodiments of the present invention will be described with reference to the accompanying drawings, which should not be construed as limiting the invention.
It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" and the like indicate orientations and positional relationships based on those shown in the drawings, and are used for convenience in describing and simplifying the 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 therefore are not to be construed as limiting the invention, and further that the terms "first" and "second" are used for descriptive purposes only and are not intended to indicate or imply relative importance or the number of technical features being referred to, whereby the features defined as "first" and "second" may explicitly or implicitly include one or more such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, and connected between two elements, and the specific meaning of the terms in the present invention is understood to be that of those skilled in the art.
Referring to fig. 1-2, a novel high-precision valve body includes a main valve core 1, the main valve core 1 includes a plug, a connecting rod and a movable block, two ends of the connecting rod are fixedly connected with the plug and the movable block respectively, a main valve sleeve 3 is movably sleeved outside the main valve core 1, the main valve sleeve 3, a control cover plate 4, a first connecting plug 5, a displacement sensor 6, a proportional electromagnet 7, a second connecting plug 8, a pilot valve top cover 9 and a pilot valve sleeve 10 are communicated, the main valve sleeve 3 is barrel-shaped, a clamping groove is formed on an inner side of the main valve sleeve 3, the control cover plate 4 is fixedly connected to a top of the main valve sleeve 3, the control cover plate 4 includes an upper shell and a lower shell, a plurality of flow guide holes are formed in the upper shell and the lower shell, a through hole is formed on a right end of an opposite side of the upper shell and the lower shell, the inner side of the through hole contacts with an outer side of the pilot valve sleeve 10, a displacement sensor 6 is fixedly installed at the left end of the top of the control cover plate 4, a first connecting plug 5 is fixedly connected to the outer side of the displacement sensor 6, a proportional electromagnet 7 is fixedly installed at the right end of the top of the control cover plate 4, a second connecting plug 8 is fixedly connected to the outer side of the proportional electromagnet 7, a pilot valve top cover 9 positioned inside the control cover plate 4 is fixedly connected to the bottom of the proportional electromagnet 7, a pilot valve sleeve 10 positioned inside the control cover plate 4 is fixedly connected to the outer side of the pilot valve top cover 9, the inner side of the pilot valve sleeve 10 is respectively contacted with the outer side of the pilot valve top cover 9 and the outer side of a pilot valve bottom cover 13, a pilot valve core 11 is movably connected inside the pilot valve sleeve 10, the pilot valve core 11 comprises a push plate, a connecting support rod and two stop blocks, a gap exists, the top of the pilot valve bottom cover 13 and the opposite side of the pilot valve spool 11 are respectively fixedly connected with the two ends of the pilot valve spring 12, so that the purpose of improving the control precision and increasing the degree of adaptability is achieved.
To sum up, this novel high accuracy valve body, through connecting the conveying pipe in the outside of first connecting plug 5 and second connecting plug 8, then for second connecting plug 8 leading-in liquid, liquid gets into the inside of proportion electro-magnet 7, and promote pilot valve barrel 10, make liquid get into the inside of main valve barrel 3 through the inside water conservancy diversion hole of control apron 4, displacement sensor 6 starts and makes main valve case 1 move in the inside of main valve barrel 3, displacement sensor 6 has directly just realized closed-loop control in the valve is inside, the resolution ratio of valve, linearity and hysteresis all can improve like this, dynamic characteristic also can improve, thereby increase the control effect of valve body, thereby solved the control valve and in-process control accuracy is not high in the use, with the untight problem of other electronic component cooperations.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel high accuracy valve body, includes main valve case (1), its characterized in that: the outer part of the main valve core (1) is movably sleeved with a main valve sleeve (3), the top of the main valve sleeve (3) is fixedly connected with a control cover plate (4), the top of the main valve core (1) and the bottom of the control cover plate (4) are respectively and fixedly connected with two ends of a main valve spring (2), the left end of the top of the control cover plate (4) is fixedly provided with a displacement sensor (6), the outer side of the displacement sensor (6) is fixedly connected with a first connecting plug (5), the right end of the top of the control cover plate (4) is fixedly provided with a proportional electromagnet (7), the outer side of the proportional electromagnet (7) is fixedly connected with a second connecting plug (8), the bottom of the proportional electromagnet (7) is fixedly connected with a pilot valve top cover (9) positioned inside the control cover plate (4), the outer side of the pilot valve top cover (9) is fixedly connected with a pilot valve sleeve (10, the inner part of the pilot valve sleeve (10) is movably connected with a pilot valve spool (11), the bottom of the pilot valve sleeve (10) is fixedly connected with a pilot valve bottom cover (13) which is located on the inner side of the control cover plate (4), and the top of the pilot valve bottom cover (13) and one side, opposite to the pilot valve spool (11), of the pilot valve spool are fixedly connected with the two ends of a pilot valve spring (12) respectively.
2. The novel high-precision valve body according to claim 1, characterized in that: the main valve sleeve (3), the control cover plate (4), the first connecting plug (5), the displacement sensor (6), the proportional electromagnet (7), the second connecting plug (8), the pilot valve top cover (9) and the pilot valve sleeve (10) are communicated, the main valve sleeve (3) is barrel-shaped, and a clamping groove is formed in the inner side of the main valve sleeve (3).
3. The novel high-precision valve body according to claim 1, characterized in that: the main valve spool (1) comprises a plug, a connecting rod and a movable block, and two ends of the connecting rod are fixedly connected with the plug and the movable block respectively.
4. The novel high-precision valve body according to claim 1, characterized in that: the control cover plate (4) comprises an upper shell and a lower shell, a plurality of flow guide holes are formed in the upper shell and the lower shell, a through hole is formed in the right end of one side, opposite to the upper shell and the lower shell, of the right end, and the inner side of the through hole is in contact with the outer side of the pilot valve sleeve (10).
5. The novel high-precision valve body according to claim 1, characterized in that: the inner side of the pilot valve sleeve (10) is respectively contacted with the outer side of the pilot valve top cover (9) and the outer side of the pilot valve bottom cover (13).
6. The novel high-precision valve body according to claim 1, characterized in that: the pilot valve spool (11) comprises a push plate, a connecting support rod and two stop blocks, and a gap exists between the two stop blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021015232.1U CN212868688U (en) | 2020-06-05 | 2020-06-05 | Novel high-precision valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021015232.1U CN212868688U (en) | 2020-06-05 | 2020-06-05 | Novel high-precision valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212868688U true CN212868688U (en) | 2021-04-02 |
Family
ID=75208661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021015232.1U Expired - Fee Related CN212868688U (en) | 2020-06-05 | 2020-06-05 | Novel high-precision valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212868688U (en) |
-
2020
- 2020-06-05 CN CN202021015232.1U patent/CN212868688U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |