CN214838447U - Novel static valve mechanism - Google Patents
Novel static valve mechanism Download PDFInfo
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- CN214838447U CN214838447U CN202121319224.0U CN202121319224U CN214838447U CN 214838447 U CN214838447 U CN 214838447U CN 202121319224 U CN202121319224 U CN 202121319224U CN 214838447 U CN214838447 U CN 214838447U
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Abstract
The utility model relates to the field of valves, in particular to a novel static valve mechanism, which comprises a valve body, a valve cover, a valve rod, a sleeve and a valve core; the valve rod is driven to rotate by rotating the adjusting handle, so that the sleeve is driven to linearly move by utilizing the threaded connection between the valve rod and the sleeve, the sleeve drives the limiting piece at the tail end of the connecting column of the valve core by utilizing the limiting ring to drive the valve core, and the elastic component is arranged in the sleeve, so that the handle can be continuously rotated to store energy after the sleeve is completely closed, the valve core is firmly fixed between the cambered surface of the valve seat and the inner wall of the valve cover mounting pipe by utilizing the elastic component, and the elastic component can also be utilized to apply a force for sealing a gap to the valve core even after the gap appears after long-time use; meanwhile, the valve rod and the mounting hole of the valve cover are sealed through the annular sealing groove and the sealing ring, and the sealing effect is further improved.
Description
Technical Field
The utility model relates to a balanced valve field specifically is a novel static valve mechanism.
Background
The static balance valve is also called as a balance valve, a manual balance valve, a digital locking balance valve, a two-position regulating valve and the like, changes the flow resistance of the valve to achieve the purpose of regulating the flow by changing the gap (opening degree) between a valve core and a valve seat, has the function object of the resistance of a system, can balance and distribute new water quantity according to the proportion calculated by design, increases and decreases each branch according to the proportion at the same time, meets the flow demand of partial load under the current climate requirement, and plays a role in heat balance.
The existing static balance valve has poor sealing performance of a valve core and a valve rod, and is easy to leak after long-term use.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a novel static valve mechanism can make the static balance valve can also guarantee the leakproofness after long-term the use.
The utility model discloses a novel static valve mechanism, include
The valve body is provided with a water inlet end, a water outlet end and a valve cover installation pipe, the valve cover installation pipe is arranged between the water inlet end and the water outlet end, the central axis of the valve cover installation pipe is obliquely arranged, a valve seat corresponding to the position of the valve cover installation pipe is arranged in the valve body, and a cambered surface consistent with the corresponding inner wall of the valve cover installation pipe is arranged on the valve seat;
the valve cover is in the same shape as the valve cover mounting pipe, fixedly penetrates through the valve cover mounting pipe and is provided with a mounting through hole, a plurality of annular sealing grooves are formed in the inner wall of the middle of the mounting through hole, and an axial limiting groove is formed in the inner part of the lower part of the mounting through hole;
the valve rod penetrates through the mounting through hole, an adjusting handle is arranged at the outer end of the valve rod, external threads are arranged at the inner end of the valve cover, a sealing ring matched with the annular sealing groove is arranged in the middle of the valve rod, and the sealing ring is arranged in the annular sealing groove;
the limiting device comprises a sleeve, wherein a limiting bulge matched with a limiting groove is arranged on the outer wall of the sleeve, an internal thread is arranged at the upper end of the sleeve, the upper end of the sleeve is in threaded connection with the inner end of a valve rod, the limiting bulge is arranged in the limiting groove, and a limiting ring is arranged on the inner wall of the lower end of the sleeve;
the valve core is provided with a connecting column, the tail end of the connecting column is provided with a limiting piece corresponding to the limiting ring, the connecting column is arranged at the lower end of the sleeve, an elastic part is arranged in the sleeve, the tail end of the connecting column is abutted to the elastic part, the bottom of the valve core is an annular step with a large upper part and a small lower part, and the side surface of the bottom of the valve core is abutted to the cambered surface of the valve seat and the inner wall of the valve cover installation pipe.
Further, a sealing rubber ring corresponding to the annular step is arranged on the side face of the bottom of the valve core and the cambered surface of the valve seat.
Further, the elastic component is a spring, one end of the spring is abutted to the valve rod, and the other end of the spring is abutted to the connecting column.
Furthermore, a sealing rubber ring is arranged in the annular sealing groove.
Further, the valve cover installation pipe is welded and fixed on the valve body, and the valve cover is fixed with the valve cover installation pipe in an interference fit mode.
The utility model has the advantages that: the utility model discloses a novel static valve mechanism, through adjusting the handle rotation, drive the valve rod rotation, thereby utilize the threaded connection between valve rod and the sleeve to drive sleeve linear motion, the sleeve utilizes spacing ring to move the spacing piece of the spliced pole end of case, thereby drive the case, because still be equipped with elastomeric element in the sleeve, consequently can also continue to rotate the handle after closing completely and carry out the energy storage, utilize elastomeric element to fix the case firmly between the cambered surface of valve seat and the inner wall of valve gap installation pipe, even after long-time use appears the gap, also can utilize elastomeric element to exert the power of sealing the gap to the case; meanwhile, the valve rod and the mounting hole of the valve cover are sealed through the annular sealing groove and the sealing ring, and the sealing effect is further improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for a person skilled in the art, other relevant drawings can be obtained from the drawings without inventive effort:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the enlarged partial structure of the present invention;
fig. 3 is a schematic structural view of the interior of the sleeve according to the present invention.
The reference numbers are as follows: 1-valve body, 11-valve seat, 12-water inlet end and 13-water outlet end; 2-installing a pipe on the valve cover; 3-a valve cover, 31-an annular sealing groove and 32-a limiting groove; 4-sleeve, 41-limit projection, 42-elastic component and 42-limit ring; 5-valve rod, 51-adjusting handle, 52-sealing ring; 6-valve core, 61-connecting column, 62-limiting sheet and 63-annular step
Detailed Description
As shown in fig. 1-3: the novel static valve mechanism comprises a valve body 1, wherein the valve body 1 is provided with a water inlet end 12, a water outlet end 13 and a valve cover installation pipe 2, the valve cover installation pipe 2 is arranged between the water inlet end 12 and the water outlet end 13, the valve cover installation pipe 2 is welded and fixed on the valve body 1, the central axis of the valve cover installation pipe 2 is obliquely arranged, a valve seat 11 corresponding to the position of the valve cover installation pipe 2 is arranged in the valve body 1, and a cambered surface consistent with the corresponding inner wall of the valve cover installation pipe 2 is arranged on the valve seat 11;
the valve cover 3, the shape of the valve cover 3 is the same as that of the valve cover installation pipe 2, the valve cover 3 is fixedly arranged in the valve cover installation pipe 2 in a penetrating mode, the valve cover 3 and the valve cover installation pipe 2 are fixed in an interference fit mode, and the seam is welded to be waterproof; a mounting through hole is formed in the center of the valve cover 3, the central axis of the mounting through hole is overlapped with the central axis of the valve cover mounting pipe 2, a plurality of annular sealing grooves 31 are formed in the inner wall of the middle of the mounting through hole, sealing rubber rings are arranged in the annular sealing grooves 31, and an axial limiting groove 32 is formed in the inner portion of the lower portion of the mounting through hole;
the valve rod 5 is arranged in the mounting through hole in a penetrating mode, the outer end of the valve rod 5 is provided with an adjusting handle 51, the inner end of the valve cover 3 is provided with external threads, the middle of the valve rod 5 is provided with a sealing ring 52 matched with the annular sealing groove 31, the sealing ring 52 is arranged in the annular sealing groove 31, and the sealing ring 52 and the sealing rubber ring are lubricated through engine oil;
the limiting device comprises a sleeve 4, wherein a limiting protrusion 41 matched with a limiting groove 32 is arranged on the outer wall of the sleeve 4, an internal thread is arranged at the upper end of the sleeve 4, the upper end of the sleeve 4 is in threaded connection with the inner end of a valve rod 5, the limiting protrusion 41 is arranged in the limiting groove 32 so as to limit the rotation of the sleeve 4, the sleeve 4 can only move linearly along the axis direction of an installation through hole, and a limiting ring is arranged on the inner wall of the lower end of the sleeve 4;
the valve core 6 is provided with a connecting column 61 on the valve core 6, the tail end of the connecting column 61 is provided with a limiting sheet 62 corresponding to a limiting ring, the connecting column 61 is arranged at the lower end of the sleeve 4, a spring is arranged in the sleeve 4, the tail end of the connecting column 61 is abutted to the spring, the bottom of the valve core 6 is an annular step 63 with a large upper part and a small lower part, the side surface of the bottom of the valve core 6 is abutted to the cambered surface of the valve seat 11 and the inner wall of the valve cover installation pipe 2, and the side surface of the bottom of the valve core 6 and the cambered surface of the valve seat 11 are provided with sealing rubber rings corresponding to the annular step 63.
The utility model discloses a novel static valve mechanism, rotate through adjusting handle 51, drive valve rod 5 and rotate, thereby utilize the threaded connection between valve rod 5 and the sleeve 4 to drive sleeve 4 linear motion, sleeve 4 utilizes the spacing piece 62 of the terminal spliced pole 61 of spacing ring drive case 6, thereby drive case 6, because still be equipped with elastomeric element 42 in the sleeve 4, consequently can also continue to rotate the handle after closing completely and carry out the energy storage, utilize elastomeric element 42 to fix case 6 firmly between the cambered surface of valve seat 11 and the inner wall of valve gap installation pipe 2, even after long-time use appears the gap, also can utilize elastomeric element 42 to exert the power of sealing the gap to case 6; meanwhile, the valve rod 5 and the mounting hole of the valve cover 3 are sealed through the annular sealing groove 31 and the sealing ring 52, and the sealing effect is further improved.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (5)
1. A novel static valve mechanism is characterized in that: comprises that
The valve body is provided with a water inlet end, a water outlet end and a valve cover installation pipe, the valve cover installation pipe is arranged between the water inlet end and the water outlet end, the central axis of the valve cover installation pipe is obliquely arranged, a valve seat corresponding to the position of the valve cover installation pipe is arranged in the valve body, and a cambered surface consistent with the corresponding inner wall of the valve cover installation pipe is arranged on the valve seat;
the valve cover is in the same shape as the valve cover mounting pipe, fixedly penetrates through the valve cover mounting pipe and is provided with a mounting through hole, a plurality of annular sealing grooves are formed in the inner wall of the middle of the mounting through hole, and an axial limiting groove is formed in the inner part of the lower part of the mounting through hole;
the valve rod penetrates through the mounting through hole, an adjusting handle is arranged at the outer end of the valve rod, external threads are arranged at the inner end of the valve cover, a sealing ring matched with the annular sealing groove is arranged in the middle of the valve rod, and the sealing ring is arranged in the annular sealing groove;
the limiting device comprises a sleeve, wherein a limiting bulge matched with a limiting groove is arranged on the outer wall of the sleeve, an internal thread is arranged at the upper end of the sleeve, the upper end of the sleeve is in threaded connection with the inner end of a valve rod, the limiting bulge is arranged in the limiting groove, and a limiting ring is arranged on the inner wall of the lower end of the sleeve;
the valve core is provided with a connecting column, the tail end of the connecting column is provided with a limiting piece corresponding to the limiting ring, the connecting column is arranged at the lower end of the sleeve, an elastic part is arranged in the sleeve, the tail end of the connecting column is abutted to the elastic part, the bottom of the valve core is an annular step with a large upper part and a small lower part, and the side surface of the bottom of the valve core is abutted to the cambered surface of the valve seat and the inner wall of the valve cover installation pipe.
2. The novel static valve mechanism of claim 1, wherein: and sealing rubber rings corresponding to the annular steps are arranged on the side surface of the bottom of the valve core and the cambered surface of the valve seat.
3. The novel static valve mechanism of claim 1, wherein: the elastic component is a spring, one end of the spring is abutted to the valve rod, and the other end of the spring is abutted to the connecting column.
4. The novel static valve mechanism of claim 1, wherein: and a sealing rubber ring is arranged in the annular sealing groove.
5. The novel static valve mechanism of claim 1, wherein: the valve cover mounting pipe is welded and fixed on the valve body, and the valve cover is fixed with the valve cover mounting pipe in an interference fit mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121319224.0U CN214838447U (en) | 2021-06-15 | 2021-06-15 | Novel static valve mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121319224.0U CN214838447U (en) | 2021-06-15 | 2021-06-15 | Novel static valve mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214838447U true CN214838447U (en) | 2021-11-23 |
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ID=78805770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121319224.0U Active CN214838447U (en) | 2021-06-15 | 2021-06-15 | Novel static valve mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214838447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673812A (en) * | 2022-03-10 | 2022-06-28 | 上海迹冷制冷设备有限公司 | Condensing pressure regulating valve |
-
2021
- 2021-06-15 CN CN202121319224.0U patent/CN214838447U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673812A (en) * | 2022-03-10 | 2022-06-28 | 上海迹冷制冷设备有限公司 | Condensing pressure regulating valve |
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