CN219975582U - Portable telescopic valve rod - Google Patents
Portable telescopic valve rod Download PDFInfo
- Publication number
- CN219975582U CN219975582U CN202321526312.7U CN202321526312U CN219975582U CN 219975582 U CN219975582 U CN 219975582U CN 202321526312 U CN202321526312 U CN 202321526312U CN 219975582 U CN219975582 U CN 219975582U
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- Prior art keywords
- valve rod
- valve
- valve stem
- head
- section
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- 238000000034 method Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model relates to the technical field of valve rods, and discloses a portable telescopic valve rod, which comprises the following components: the valve rod comprises a valve rod body, a valve rod head, a valve rod sleeve and a rod core; the valve rod head is installed one end of the valve rod body, the valve rod sleeve is sleeved on the side wall of the valve rod head, and the rod core sequentially penetrates through the valve rod sleeve, the valve rod head and the valve rod body. According to the utility model, by adopting a telescopic design, the telescopic adjustment is carried out according to actual needs, for example, the telescopic device can be compactly contracted together in a non-use state, and is convenient to carry and store; the valve can be opened quickly and conveniently by adjusting the extension under the use state and increasing the moment.
Description
Technical Field
The utility model relates to the technical field of valve rods, in particular to a portable telescopic valve rod.
Background
The valve is a mechanical device for controlling the flow rate, flow direction, pressure, temperature and the like of flowing fluid medium, is widely applied to various industries of industrial production and life, and is an indispensable device for domestic water pipelines and industrial fluid pipelines. The valve plays a vital role in the middle of the water supply pipeline of families, the three gorges dam, the Qin mountain nuclear power plant, even the Shenzhou spacecraft of space and the international space station. The valve rod is an important transmission part in the valve, and the valve rod is externally connected with a valve handle or an operating device, and internally connected with a valve clack or a valve core of the valve to control the opening and closing of the valve. The valve stem is typically a straight rod-like piece that has a degree of strength and rigidity to withstand the forces and torques encountered during valve operation.
However, in the field operation, the valve is often blocked or the valve rod is too short, so that the moment is insufficient and the valve cannot be opened, the sleeve is required to be additionally arranged, so that the moment of the valve rod is increased to open the valve, and the valve rod and the sleeve are carried with one another, so that the action is inconvenient.
Therefore, designing a portable, telescoping valve stem is becoming an increasingly interesting issue.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a portable telescopic valve rod to solve the problems that the valve is not opened due to insufficient moment caused by valve blocking, too short valve rod and the like, and the valve rod is inconvenient to carry.
The utility model adopts the following technical scheme: a portable, telescoping valve stem comprising: the valve rod comprises a valve rod body, a valve rod head, a valve rod sleeve and a rod core;
the valve rod head is installed one end of the valve rod body, the valve rod sleeve is sleeved on the outer side of the valve rod head, and the rod core sequentially penetrates through the valve rod sleeve, the valve rod head and the valve rod body.
In some embodiments, the valve rod head is in a hollow cylinder structure, the bottom surface of the valve rod head is connected with the valve rod body, the inner diameter of the bottom surface of the valve rod head is larger than the outer diameter of the valve rod body, and the side wall of the valve rod head is provided with a plurality of grooves extending from top to bottom.
In some embodiments, the outer side wall of the valve rod head is provided with a first threaded zone, the length of the first threaded zone is greater than the depth of the groove, and the valve rod head is connected with the valve rod sleeve through the first threaded zone.
In some embodiments, the valve rod sleeve is in a hollow cylindrical structure, a second threaded area is arranged on the inner side wall of the valve rod sleeve, the second threaded area is matched with the first threaded area, and the inner diameter of the top surface of the valve rod sleeve is smaller than the inner diameter of the bottom surface of the valve rod sleeve.
In some of these embodiments, the outer wall of the valve stem sleeve is a polygonal structure.
In some of these embodiments, the core comprises: top cap, top section, middle section and bottom section; one end of the top section is connected with the top cover, the other end of the top section is connected with the middle section, the bottom section is connected with the middle section, and the outer diameter of the middle section is respectively smaller than the inner diameters of the top section and the bottom section.
In some embodiments, the outer side wall of the middle section is provided with a third threaded region, and the top section and the bottom section are respectively in threaded connection with the middle section.
In some embodiments, two ends of the middle section are respectively provided with a clamping piece, and the clamping pieces are respectively connected with the top section and the bottom section in a sliding manner.
Compared with the prior art, the portable telescopic valve rod has the beneficial effects that:
according to the utility model, by adopting a telescopic design, the telescopic adjustment is carried out according to actual needs, for example, the telescopic device can be compactly contracted together in a non-use state, and is convenient to carry and store; the valve is adjusted in an extension mode in a use state, so that the moment is increased, and the valve can be opened quickly and conveniently; when the valve is opened, the valve rod is fixed by screwing the valve rod sleeve, so that the stability of the device is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a cross-sectional view of a portable, telescoping valve stem according to an embodiment of the present utility model;
FIG. 2 is a front view of a valve stem head according to an embodiment of the present utility model;
FIG. 3 is a front view of a valve stem cover according to an embodiment of the present utility model;
FIG. 4 is a front view of a core of an embodiment of the present utility model;
FIG. 5 is a top view of a valve stem head according to an embodiment of the present utility model;
FIG. 6 is a top view of a valve stem cover according to an embodiment of the present utility model.
In the figure, 1, a valve rod body; 2. a valve head; 3. a valve stem cover; 4. a rod core; 5. a groove; 6. a first threaded region; 7. a second threaded region; 8. a top cover; 9. a top section; 10. a middle section; 11. a bottom section; 12. a third threaded region; 13. and the clamping piece.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments 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 understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify 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.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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.
As shown in fig. 1-6, a portable and retractable valve stem of a preferred embodiment of the present utility model comprises: the valve rod comprises a valve rod body 1, a valve rod head 2, a valve rod sleeve 3 and a rod core 4;
the valve rod head 2 is arranged at one end of the valve rod body 1, the valve rod sleeve 3 is sleeved outside the valve rod head 2, and the rod core 4 sequentially penetrates through the valve rod sleeve 3, the valve rod head 2 and the valve rod body 1.
Further, the valve rod body 1 is "F" type, the valve rod head 2 is hollow cylinder structure, the bottom surface of valve rod head 2 is connected with valve rod body 1 to the bottom surface internal diameter of valve rod head 2 is greater than the external diameter of valve rod body 1, and the lateral wall of valve rod head 2 is provided with a plurality of recess 5 that extend from the top to the bottom.
Further, the outer side wall of the valve rod head 2 is provided with a first threaded zone 6, the length of the first threaded zone 6 is larger than the depth of the groove 5, and the valve rod head 2 is connected with the valve rod sleeve 3 through the first threaded zone 6.
It should be noted that, as shown in fig. 2 and 5, 6 grooves are provided in the present embodiment, and the purpose of the grooves is to enable the top of the valve rod head to be elastically adjustable, so as to adapt to valve rods with different sizes; in addition, the reason that the length of the first threaded area is greater than the depth of the groove is that when the length of the groove is greater than that of the first threaded area, the first threaded area is probably completely positioned at the top of the valve rod head with elasticity, and the first threaded area is used for connecting the valve rod head and the valve rod sleeve, if the valve rod head is subjected to larger shearing force, the whole device is unstable due to the movable area fixed at the top of the valve rod head, and the phenomenon that the valve rod head and the valve rod sleeve bend and separate can occur.
Further, the valve rod sleeve 3 is of a hollow cylindrical structure, the inner side wall of the valve rod sleeve 3 is provided with a second threaded area 7, the second threaded area 7 is matched with the first threaded area 6, and the inner radius of the top surface of the valve rod sleeve 3 is smaller than the inner radius of the bottom surface of the valve rod sleeve 3.
Further, the outer wall of the valve rod sleeve 3 is of a polygonal structure.
It should be noted that, as shown in fig. 1, 3 and 6, the inner wall of the valve rod sleeve in the embodiment is a cylindrical structure matched with the outer wall of the valve rod head, so as to increase the stability when the valve rod sleeve begins to be stressed; the outer wall of valve rod cover is the polygon structure that has the arris, and non-circular structure, and its effect lies in, and the valve rod cover is used for installing valve rod head and core back, locks whole device through the rotary valve rod cover, no matter the manual work or the machine carries out rotatory locking operation, has the structure of arris and can increase frictional force, can better carry out the operation of screwing.
Further, the core 4 includes: top cover 8, top section 9, middle section 10 and bottom section 11; one end of the top section 9 is connected with the top cover 8, the other end of the top section 9 is connected with the middle section 10, the bottom section 11 is connected with the middle section 10, and the outer diameter of the middle section 10 is respectively smaller than the inner diameters of the top section 9 and the bottom section 11.
Further, the outer side wall of the middle section 10 is provided with a third threaded region 12, and the top section 9 and the bottom section 11 are respectively in threaded connection with the middle section 10.
Further, the two ends of the middle section 10 are respectively provided with a clamping piece 13, and the clamping pieces 13 are respectively connected with the top section 9 and the bottom section 11 in a sliding manner.
It should be noted that in this embodiment, the radii of the top section and the bottom section are the same, and when the length of the core is adjusted, the top section or the bottom section is rotated; and the two ends of the middle section are provided with clamping pieces in a sliding manner relative to the inner walls of the top section and the bottom section, and the purpose of the clamping pieces is to prevent the top section and the bottom section from unscrewing and separating from the middle section.
The working process of the utility model is as follows:
firstly, the top section and the bottom section are rotated to adjust the rod core to a proper length and then inserted into the valve rod head; then the valve rod head is arranged on the valve rod body, and finally the valve rod sleeve is screwed for fixing even if the valve rod head is used;
after the use, the valve rod sleeve is unscrewed first, and the valve rod head is taken down from the valve rod body; then rotating the rod core until the top section and the bottom section completely cover the middle section, and reaching the shortest distance of the rod core; finally, the valve rod sleeve is screwed, and the hand-held rod core can be carried.
The foregoing is merely an example of the present utility model and is not intended to limit the scope of the present utility model, and all changes made in the structure according to the present utility model should be considered as falling within the scope of the present utility model without departing from the gist of the present utility model.
It should be noted that, in the system provided in the foregoing embodiment, only the division of the foregoing functional modules is illustrated, in practical application, the foregoing functional allocation may be performed by different functional modules, that is, the modules or steps in the embodiment of the present utility model are further decomposed or combined, for example, the modules in the foregoing embodiment may be combined into one module, or may be further split into multiple sub-modules, so as to complete all or part of the functions described above. The names of the modules and steps related to the embodiments of the present utility model are merely for distinguishing the respective modules or steps, and are not to be construed as unduly limiting the present utility model.
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/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/apparatus.
Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.
The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model.
Claims (8)
1. A portable, telescoping valve stem comprising: valve rod body, its characterized in that still includes: the valve rod head, the valve rod sleeve and the rod core;
the valve rod head is installed one end of the valve rod body, the valve rod sleeve is sleeved on the outer side of the valve rod head, and the rod core sequentially penetrates through the valve rod sleeve, the valve rod head and the valve rod body.
2. The portable and retractable valve stem according to claim 1, wherein the valve stem head is of a hollow cylinder structure, a bottom surface of the valve stem head is connected with the valve stem body, an inner diameter of the bottom surface of the valve stem head is larger than an outer diameter of the valve stem body, and a plurality of grooves extending from top to bottom are formed in a side wall of the valve stem head.
3. The portable, telescoping valve stem of claim 2, wherein the outer sidewall of the valve stem head is provided with a first threaded region, the length of the first threaded region being greater than the depth of the groove, the valve stem head being connected to the valve stem sleeve by the first threaded region.
4. A portable and retractable valve stem according to claim 3 and wherein said valve stem sleeve is of a hollow cylindrical configuration, wherein the inner side wall of said valve stem sleeve is provided with a second threaded region, said second threaded region being matched with said first threaded region, and wherein the inner diameter of the top surface of said valve stem sleeve is less than the inner diameter of the bottom surface of said valve stem sleeve.
5. The portable, telescoping valve stem of claim 4, wherein the outer wall of the stem cover is a polygonal structure.
6. The portable, telescoping valve stem of claim 1, wherein the stem core comprises: top cap, top section, middle section and bottom section; one end of the top section is connected with the top cover, the other end of the top section is connected with the middle section, the bottom section is connected with the middle section, and the outer diameter of the middle section is respectively smaller than the inner diameters of the top section and the bottom section.
7. The portable, telescoping valve stem of claim 6, wherein the outer sidewall of the middle section is provided with a third threaded region, the top section and the bottom section being threaded with the middle section, respectively.
8. The portable, telescoping valve stem of claim 6, wherein the two ends of the middle section are each provided with a clip, the clip being slidably connected to the top section and the bottom section, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321526312.7U CN219975582U (en) | 2023-06-14 | 2023-06-14 | Portable telescopic valve rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321526312.7U CN219975582U (en) | 2023-06-14 | 2023-06-14 | Portable telescopic valve rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219975582U true CN219975582U (en) | 2023-11-07 |
Family
ID=88577562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321526312.7U Active CN219975582U (en) | 2023-06-14 | 2023-06-14 | Portable telescopic valve rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219975582U (en) |
-
2023
- 2023-06-14 CN CN202321526312.7U patent/CN219975582U/en active Active
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