CN219994430U - Stop valve convenient to connect installation - Google Patents
Stop valve convenient to connect installation Download PDFInfo
- Publication number
- CN219994430U CN219994430U CN202321699192.0U CN202321699192U CN219994430U CN 219994430 U CN219994430 U CN 219994430U CN 202321699192 U CN202321699192 U CN 202321699192U CN 219994430 U CN219994430 U CN 219994430U
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- Prior art keywords
- valve
- nut
- valve rod
- locking
- rod nut
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- 238000009434 installation Methods 0.000 title claims abstract description 17
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 210000004907 gland Anatomy 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model belongs to the technical field of stop valves, in particular to a stop valve convenient to connect and mount, which comprises a valve body, a valve cover, a valve rod, a hand wheel, a valve clack, a locking nut, a compression nut, a valve rod nut and a second locking bolt, wherein the valve body is provided with a valve seat; the valve rod nut is arranged on the valve rod in a threaded screwing mode, the bottom end of the outer side face of the valve rod nut is fixedly provided with a presser foot, the compression nut is arranged at the top end of the inner side of the valve cover in a threaded screwing mode and used for limiting the valve rod nut to move upwards, and the hand wheel is sleeved on the valve rod nut and connected with the valve rod nut through a key; according to the stop valve, the arc waist holes are formed in the locking nuts, after the locking nuts are screwed, the second locking bolts can penetrate through the arc waist holes and are screwed into the thread grooves, so that the connection and installation are easy, the stability and reliability of the connection and installation of the stop valve are greatly improved, the sealing performance of the stop valve is improved, and the water leakage accident caused by the connection gap is avoided.
Description
Technical Field
The utility model belongs to the technical field of stop valves, and particularly relates to a stop valve convenient to connect and mount.
Background
The stop valve is also called a stop valve, belongs to a forced sealing type valve, and when the valve is closed, pressure is applied to a valve clack so as to force a sealing surface not to leak, and is one of the most widely used valves;
based on the above, the Chinese patent publication No. CN213929464U discloses a stop valve convenient to connect and mount, connecting flanges are arranged at two ends of a stop valve body, a circulation chamber is arranged in the stop valve body, one side of the circulation chamber is provided with fixed threads, the upper end of the stop valve body is provided with a fixed end, a valve cover is arranged above the fixed end, connecting threads are arranged on the periphery of the inner wall of the fixed end, a fixed seat is arranged at the lower end of the valve cover, external fixed threads corresponding to the connecting threads are arranged on the periphery of the outer wall of the fixed seat, a hand wheel is arranged above the valve cover, a valve rod is arranged below the hand wheel, a clamping ring is arranged at one end of the valve rod, a filler is arranged below the clamping ring, a thread seat is arranged below the filler, and a valve clack is arranged below the thread seat;
the valve cover and the fixed end of the valve body are screwed and connected through the screw thread in the prior art, and then are further fixed through the bolts, and in order to improve the stability of the valve cover in actual use, the bottom surface of the valve cover is tightly attached to the top surface of the valve body, so the valve cover in the scheme is required to be screwed and fixed, after the valve cover is screwed, the fixed screw hole in the valve cover is not required to correspond to the fixed screw hole on the fixed flange, and if the position deviation of the fixed screw hole occurs, the fixed bolt cannot be installed;
in order to solve the problems, the utility model provides a stop valve convenient to connect and install.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the stop valve convenient to connect and install, and the stop valve has the characteristics of convenience in use, easiness in installation and high stability.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the stop valve comprises a valve body, a valve cover, a valve rod, a hand wheel and a valve clack, wherein the valve cover is fixed at the top end of the valve body, the bottom end of the valve rod penetrates through the valve cover and then is embedded into the valve body, and the valve clack is arranged at the bottom end of the valve rod and further comprises a locking nut, a compression nut, a valve rod nut and a second locking bolt;
the valve rod nut is installed on the valve rod through a thread screwing mode, the bottom end of the outer side face of the valve rod nut is fixedly provided with a presser foot, the pressing nut is installed on the top end of the inner side of the valve cover through a thread screwing mode and used for limiting the valve rod nut to move upwards, the hand wheel is sleeved on the valve rod nut and connected with the valve rod nut through a key, the locking nut is installed on the valve rod nut through a thread screwing mode and used for pressing down the hand wheel, an arc waist hole is formed in the locking nut, a thread groove is formed in the hand wheel, and the bottom end of the second locking bolt penetrates through the arc waist hole and then is screwed into the thread groove.
As a preferable technical scheme of the utility model, an inner hexagon nut is fixed at the top end of the second locking bolt.
As a preferable technical scheme of the utility model, after the compression nut is screwed, the bottom end of the compression nut is attached to the top surface of the presser foot.
As a preferable technical scheme of the utility model, the outer wall of the valve rod is attached to the inner wall of the valve cover.
As a preferable technical scheme of the utility model, the valve further comprises a first locking bolt, the top end of the valve body is fixed with a first fixing flange, the bottom end of the valve cover is fixed with a second fixing flange, and the first locking bolt penetrates through the second fixing flange and is connected with the first fixing flange in a threaded screwing mode.
As a preferable technical scheme of the utility model, a rubber sealing ring is connected between the first fixing flange and the second fixing flange.
Compared with the prior art, the utility model has the beneficial effects that: according to the stop valve, the arc waist holes are formed in the locking nuts, after the locking nuts are screwed, the second locking bolts can penetrate through the arc waist holes and are screwed into the thread grooves, so that the connection and installation are easy, the stability and reliability of the connection and installation of the stop valve are greatly improved, the sealing performance of the stop valve is improved, and the water leakage accident caused by the connection gap is avoided.
Additional advantages and benefits of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of an axial structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2 according to the present utility model;
in the figure: 1. a valve body; 2. a valve cover; 3. a valve stem; 4. a hand wheel; 5. a lock nut; 6. a first fixed flange; 7. a second fixing flange; 8. a first locking bolt; 9. a valve flap; 10. a compression nut; 11. a valve stem nut; 12. a presser foot; 13. a rubber seal ring; 14. an arc waist hole; 15. a thread groove; 16. a second locking bolt; 1601. an inner hexagonal nut.
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.
Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a stop valve convenient to connect installation, includes valve body 1, valve gap 2, valve rod 3, hand wheel 4 and valve clack 9, and valve gap 2 is fixed on the top of valve body 1, and the bottom of valve rod 3 is embedded in valve body 1 after penetrating valve gap 2, and valve clack 9 installs the bottom at valve rod 3, still includes lock nut 5, gland nut 10, valve rod nut 11 and No. two lock bolts 16;
in the embodiment, as shown in fig. 1, fig. 2 and fig. 3, a valve rod nut 11 is installed on a valve rod 3 in a threaded screwing mode, a presser foot 12 is fixed at the bottom end of the outer side surface of the valve rod nut 11, a compression nut 10 is installed at the top end of the inner side of a valve cover 2 in a threaded screwing mode and used for limiting the upward movement of the valve rod nut 11, a hand wheel 4 is sleeved on the valve rod nut 11 and connected with the valve rod nut 11 through a key, a locking nut 5 is installed on the valve rod nut 11 in a threaded screwing mode and used for pressing down the hand wheel 4, an arc waist hole 14 is formed in the locking nut 5, a threaded groove 15 is formed in the hand wheel 4, the bottom end of a second locking bolt 16 penetrates through the arc waist hole 14 and then is screwed into the threaded groove 15, therefore, when the valve rod nut 11 is connected and installed, a valve clack 9 is installed at the bottom end of the valve rod 3, then the top end of a valve body 1 is fixed, the valve rod 3 penetrates through the valve cover 2, the valve rod nut 11 is installed on the valve rod 3 in a threaded screwing mode, then the compression nut 10 is installed at the top end of the valve cover 2 in a threaded screwing mode, however, the hand wheel 4 is sleeved on the top end of the valve rod nut 11 is sleeved on the valve rod nut 11 and connected with the valve rod nut 11 through a threaded screwing mode, the hand wheel nut 4 is screwed down, the arc waist hole 14 is screwed down through the hand nut 4, and the bottom end is screwed down nut 11 through the nut 5, and screwed down nut is screwed down through the nut 4, and screwed down through the nut is screwed down through the nut and has a threaded nut 3; the arc waist hole 14 is formed in the locking nut 5, after the locking nut 5 is screwed, the second locking bolt 16 can penetrate through the arc waist hole 14 and be screwed into the thread groove 15, the stability and the reliability of connection and installation of the stop valve are greatly improved while connection and installation are easy, the sealing performance of the stop valve is improved, and water leakage accidents caused by a connecting gap are avoided.
As an alternative embodiment, as shown in fig. 1, 2 and 3, an inner hexagonal nut 1601 is fixed to the top end of the second locking bolt 16, so that the second locking bolt 16 can be rotated by a tool.
As an alternative embodiment, as shown in fig. 1 and fig. 2, in this embodiment, after the compression nut 10 is screwed, the bottom end of the compression nut 10 is attached to the top surface of the presser foot 12, so as to improve the stability of the valve stem nut 11.
As an alternative embodiment, as shown in fig. 1 and fig. 2, in this embodiment, the outer wall of the valve rod 3 is attached to the inner wall of the valve cover 2, so as to improve the stability of the valve rod 3.
As shown in fig. 1 and fig. 2, as an alternative embodiment, the valve further includes a first locking bolt 8, a first fixing flange 6 is fixed at the top end of the valve body 1, a second fixing flange 7 is fixed at the bottom end of the valve cover 2, and the first locking bolt 8 penetrates through the second fixing flange 7 and is connected with the first fixing flange 6 in a threaded screwing manner, so that stable connection between the valve cover 2 and the valve body 1 is realized.
As an alternative embodiment, as shown in fig. 1 and fig. 2, in this embodiment, a rubber sealing ring 13 is connected between the first fixing flange 6 and the second fixing flange 7, so as to improve the tightness of connection between the valve cover 2 and the valve body 1.
The working principle and the using flow of the utility model are as follows: according to the stop valve convenient to connect and install, when the stop valve is connected and installed, the valve clack 9 is firstly installed at the bottom end of the valve rod 3, then the valve cover 2 is fixed at the top end of the valve body 1, the valve rod 3 penetrates through the valve cover 2, the valve rod nut 11 is installed on the valve rod 3 in a threaded screwing mode, the compression nut 10 is installed at the inner top end of the valve cover 2 in a threaded screwing mode, however, the hand wheel 4 is sleeved on the valve rod nut 11 and connected with the valve rod nut 11 through a key, so that the valve rod 3 can drive the valve clack 9 at the bottom end to lift under the action of threaded screwing when the hand wheel 4 is rotated, finally the locking nut 5 is installed on the valve rod nut 11 in a threaded screwing mode, the hand wheel 4 is screwed down by screwing the locking nut 5, and the bottom end of the second locking bolt 16 penetrates through the arc waist hole 14 and then is screwed into the threaded groove 15;
the arc waist hole 14 is formed in the locking nut 5, after the locking nut 5 is screwed, the second locking bolt 16 can penetrate through the arc waist hole 14 and be screwed into the thread groove 15, the stability and the reliability of connection and installation of the stop valve are greatly improved while connection and installation are easy, the sealing performance of the stop valve is improved, and water leakage accidents caused by a connecting gap are avoided.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a stop valve convenient to connect installation, includes valve body (1), valve gap (2), valve rod (3), hand wheel (4) and valve clack (9), valve gap (2) are fixed the top of valve body (1), the bottom of valve rod (3) runs through behind valve gap (2) imbeds in valve body (1), valve clack (9) are installed the bottom of valve rod (3), its characterized in that: the novel valve further comprises a locking nut (5), a compression nut (10), a valve rod nut (11) and a second locking bolt (16);
the valve rod nut (11) is installed on the valve rod (3) through the screw thread screwing mode, and be in the lateral surface bottom mounting of valve rod nut (11) has presser foot (12), gland nut (10) are installed through the screw thread screwing mode the inboard top of valve gap (2) is used for limiting valve rod nut (11) is moved up, hand wheel (4) cover is established valve rod nut (11) are last and with valve rod nut (11) are through the key connection, locking nut (5) are installed through the screw thread screwing mode be used for pushing down on valve rod nut (11) hand wheel (4), and arc waist hole (14) have been seted up in locking nut (5) set up screw thread groove (15) in hand wheel (4), the bottom of No. two locking bolts (16) runs through behind arc waist hole (14) screw in screw thread groove (15).
2. A shut-off valve for easy installation according to claim 1, wherein: an inner hexagon nut (1601) is fixed at the top end of the second locking bolt (16).
3. A shut-off valve for easy installation according to claim 1, wherein: after the compression nut (10) is screwed, the bottom end of the compression nut (10) is attached to the top surface of the presser foot (12).
4. A shut-off valve for easy installation according to claim 1, wherein: the outer wall of the valve rod (3) is attached to the inner wall of the valve cover (2).
5. A shut-off valve for easy installation according to claim 1, wherein: the valve is characterized by further comprising a first locking bolt (8), wherein a first fixing flange (6) is fixed at the top end of the valve body (1), a second fixing flange (7) is fixed at the bottom end of the valve cover (2), and the first locking bolt (8) penetrates through the second fixing flange (7) and then is connected with the first fixing flange (6) in a threaded screwing mode.
6. A shut-off valve for facilitating attachment as defined in claim 5, wherein: and a rubber sealing ring (13) is connected between the first fixing flange (6) and the second fixing flange (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321699192.0U CN219994430U (en) | 2023-06-29 | 2023-06-29 | Stop valve convenient to connect installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321699192.0U CN219994430U (en) | 2023-06-29 | 2023-06-29 | Stop valve convenient to connect installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219994430U true CN219994430U (en) | 2023-11-10 |
Family
ID=88621194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321699192.0U Active CN219994430U (en) | 2023-06-29 | 2023-06-29 | Stop valve convenient to connect installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219994430U (en) |
-
2023
- 2023-06-29 CN CN202321699192.0U patent/CN219994430U/en active Active
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| GR01 | Patent grant | ||
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