CN218408529U - Stop valve with replaceable valve core - Google Patents
Stop valve with replaceable valve core Download PDFInfo
- Publication number
- CN218408529U CN218408529U CN202221850325.5U CN202221850325U CN218408529U CN 218408529 U CN218408529 U CN 218408529U CN 202221850325 U CN202221850325 U CN 202221850325U CN 218408529 U CN218408529 U CN 218408529U
- Authority
- CN
- China
- Prior art keywords
- valve
- fixedly connected
- packing
- valve body
- stop
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a stop valve that case can be traded relates to stop valve technical field, which comprises a valve body, the both sides fixedly connected with mounting disc of valve body, the first valve gap of top fixedly connected with of valve body, the top of first valve gap is provided with the second valve gap, the top fixedly connected with packing of second valve gap, the top swing joint of packing has the fixed ring cover, the inside movable mounting of packing has the valve rod, the one end of valve rod extends to the inside of valve body. The utility model discloses a cooperation of mounting disc and installation circular slot, the installation circular slot calibrates the butt joint with the pipe fitting of required connection, fixes spacingly through limit stop to the installation accessory simultaneously, makes its stable joint to the inside of installation circular slot to improve its seal strength through the packing ring, solved current stop valve and be not convenient for install, waste time and energy, still reduced the problem of the installation effectiveness of stop valve, reached the installation of being convenient for, improved the effect of installation effectiveness.
Description
Technical Field
The utility model relates to a stop valve technical field, concretely relates to stop valve that case can trade.
Background
The stop valve is also called stop valve, it belongs to forced sealed valve, the opening and closing piece is plug-shaped valve clack, also called valve core, the sealing upper surface is plane or sea cone surface, the valve clack makes linear motion along the central line of valve seat, because the valve rod of this kind of valve is opened or closed the stroke relatively short, and has very reliable cut-off function, because the change of the valve seat through opening is in direct proportion relation with the stroke of the valve clack, it is very suitable for the regulation of flow. The following problems exist in the prior art:
1. the stop valve is easy to cause the valve core to be impacted by water flow under long-time use, so that the valve core is damaged, and the sealing property is reduced;
2. the existing stop valve is inconvenient to install, wastes time and labor, and reduces the installation efficiency of the stop valve.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stop valve with a replaceable valve core to solve the problem provided in the background technology.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the stop valve with the replaceable valve core comprises a valve body, wherein mounting discs are fixedly connected to the two sides of the valve body, a first valve cover is fixedly connected to the top of the valve body, a second valve cover is arranged on the top of the first valve cover, a packing is fixedly connected to the top of the second valve cover, and a fixing ring sleeve is movably connected to the top of the packing.
The inside movable mounting of packing has the valve rod, the one end of valve rod extends to the inside of valve body, the inside of valve body is provided with the flashboard, the one end movable mounting of valve rod has the case, the other end swing joint of valve rod has the hand wheel, the internal surface fixed connection of valve body has seal gasket.
The utility model discloses technical scheme's further improvement lies in: the top surface movable mounting of second valve gap has first bolt, the one end of first bolt extends to the bottom surface of first valve gap.
Adopt above-mentioned technical scheme, first bolt in this scheme is convenient for install first valve gap and second valve gap, when preventing that rivers from leaking so that change the case.
The utility model discloses technical scheme's further improvement lies in: the inboard fixedly connected with joint ring of hand wheel, the inside movable mounting of joint ring has the second bolt, the one end of second bolt extends to the inside of valve rod.
By adopting the technical scheme, the second bolt in the scheme is convenient for fixing the valve rod and the hand wheel, so that the hand wheel drives the valve rod and the valve core to rotate, and the opening or closing state of the valve body is controlled.
The utility model discloses technical scheme's further improvement lies in: the packing is connected with the inside fixedly connected with sealing pad seat of fixed ring cover, the internal surface fixed connection of fixed ring cover has the internal thread, the external surface fixed connection of packing one end has the external screw thread.
Adopt above-mentioned technical scheme, the sealing gasket seat in this scheme is convenient for further improve the leakproofness of stop valve, prevents that rivers from overflowing, prevents the condition of weeping simultaneously.
The utility model discloses technical scheme's further improvement lies in: the valve body is characterized in that one side of the mounting disc, which is close to the valve body, is provided with a mounting hole, and the other side of the mounting disc is provided with a mounting circular groove.
By adopting the technical scheme, the mounting hole and the mounting circular groove in the scheme are convenient for assembling and fixing the mounting disc and the pipe fitting required to be mounted and connected.
The utility model discloses technical scheme's further improvement lies in: the inside fixedly connected with limit stop of installation circular slot, the internal surface fixedly connected with packing ring of installation circular slot.
By adopting the technical scheme, the limit stop in the scheme is convenient to be matched with the installation pipe fitting, is limited in the installation circular groove, and simultaneously prevents the leakage and other conditions at the joint through the gasket.
Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:
1. the utility model provides a stop valve that case can be traded, adopt first valve gap, the cooperation of second valve gap and joint ring, first valve gap is installed packing and valve body through first bolt with the second valve gap, and improve the inside sealing performance of valve body through the sealing gasket dish, connect joint ring to the top of valve rod simultaneously through the second bolt, so that the hand wheel drives its rotation, and be convenient for the two dismantles, make the valve rod demolish along the packing, and change the case, it makes the case receive water impact easily under long-time use to have solved current stop valve, lead to it to take place to damage, thereby reduce the leakproofness, and current stop valve is not convenient for change the case, lead to the problem of the condition of hydrops or weeping easily appearing in the stop valve, reached the change case of being convenient for, prevent the effect of the condition such as hydrops or weeping.
2. The utility model provides a stop valve that case can be traded, adopt the cooperation of mounting disc and installation circular slot, the installation circular slot calibrates the butt joint with the pipe fitting of required connection, fix spacingly through limit stop to the installation accessory simultaneously, make its stable joint to the inside of installation circular slot, and improve its seal strength through the packing ring, solved current stop valve and be not convenient for install, waste time and energy, still reduced the problem of the installation effectiveness of stop valve, reached the installation of being convenient for, improve the effect of installation effectiveness.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
fig. 3 is a schematic view of the structure of the mounting plate of the present invention;
fig. 4 is a schematic view of the structure of the fixing ring sleeve of the present invention.
In the figure: 1. a valve body; 2. mounting a disc; 3. a hand wheel;
11. a first valve cover; 12. a second valve cover; 13. packing; 14. fixing the loop; 15. a valve stem; 16. a shutter plate; 17. a valve core; 18. sealing gaskets; 19. a sealing pad seat;
21. mounting holes; 22. installing a circular groove; 23. a limit stop block; 24. a gasket;
31. a snap ring; 32. a second bolt;
121. a first bolt; 131. an external thread; 141. and (4) internal threads.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1-4, the utility model provides a stop valve that case can be traded, including valve body 1, the both sides fixedly connected with mounting disc 2 of valve body 1, the first valve gap 11 of top fixedly connected with of valve body 1, the top of first valve gap 11 is provided with second valve gap 12, the top fixedly connected with packing 13 of second valve gap 12, the top swing joint of packing 13 has fixed ring cover 14, the inside movable mounting of packing 13 has valve rod 15, the one end of valve rod 15 extends to the inside of valve body 1, the inside of valve body 1 is provided with flashboard 16, the one end movable mounting of valve rod 15 has case 17, the other end swing joint of valve rod 15 has hand wheel 3, the internal surface fixed connection of valve body 1 has seal gasket 18.
In this embodiment, the hand wheel 3 drives the valve rod 15 to rotate, so that the valve rod 15 drives the valve core 17 to operate, and the gate 16 is regulated and controlled, so that the opening or closing state of the valve body 1 is adjusted, the sealing performance of the valve body 1 is improved through the sealing gasket 18, and liquid leakage and liquid accumulation and other phenomena in the fluid conveying process are prevented.
Example 2
As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: preferably, a first bolt 121 is movably mounted on the top surface of the second valve cover 12, one end of the first bolt 121 extends to the bottom surface of the first valve cover 11, a clamping ring 31 is fixedly connected to the inner side of the hand wheel 3, a second bolt 32 is movably mounted inside the clamping ring 31, one end of the second bolt 32 extends to the inside of the valve rod 15, a sealing pad seat 19 is fixedly connected to the packing 13 and the inside of the fixed ring sleeve 14, an internal thread 141 is fixedly connected to the inner surface of the fixed ring sleeve 14, and an external thread 131 is fixedly connected to the outer surface of one end of the packing 13.
In this embodiment, the internal thread 141 and the mutual adaptation of external screw thread 131, first bonnet 11 carries out erection joint with packing 13 and valve body 1 through first bolt 121 with second bonnet 12, and further improve the sealing performance of stop valve through sealed base 19, prevent phenomenons such as weeping hydrops, and make joint ring 31 and valve rod 15 separation through rotating second bolt 32, simultaneously under the effect of internal thread 141 and external screw thread 131, make fixed ring cover 14 and packing 13 separation, and reduce the pressure of sealed base 19 and valve rod 15, so that demolish valve rod 15, and change case 17.
Example 3
As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: preferably, a mounting hole 21 is formed in one side, close to the valve body 1, of the mounting disc 2, a mounting circular groove 22 is formed in the other side of the mounting disc 2, a limit stop 23 is fixedly connected inside the mounting circular groove 22, and a gasket 24 is fixedly connected to the inner surface of the mounting circular groove 22.
In this embodiment, limit stop 23 is provided with a plurality ofly, and evenly distributed is in the inside of installation circular slot 22, and limit stop 23 agrees with the installation pipe fitting, and is spacing with it in the inside of installation circular slot 22, prevents the circumstances such as weeping through packing ring 24 simultaneously from appearing in the junction, further improves the gas tightness of stop valve.
The working principle of the stop valve with the replaceable valve core is described in detail below.
As shown in fig. 1-4, the second bolt 32 is rotated to separate the snap ring 31 from the valve rod 15, and simultaneously, under the action of the internal thread 141 and the external thread 131, the fixed ring sleeve 14 is separated from the packing 13, and the pressure of the gasket seat 19 and the valve rod 15 is reduced, and simultaneously, the first bolt 121 is rotated to separate the first bonnet 11 from the second bonnet 12, and the valve rod 15 is removed, and the valve core 17 is replaced, when the opening state of the stop valve is adjusted, the hand wheel 3 drives the valve rod 15 to rotate, so that the valve rod 15 drives the valve core 17 to operate, and the gate plate 16 is adjusted, so that the opening or closing state of the valve body 1 is adjusted, the sealing performance of the valve body 1 is improved through the sealing gasket 18, and simultaneously, the gasket seat 19 further improves the air tightness of the stop valve, and prevents liquid leakage and liquid accumulation and other phenomena in the fluid conveying process.
The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.
Claims (6)
1. The utility model provides a stop valve that case can be traded, includes valve body (1), the both sides fixedly connected with mounting disc (2) of valve body (1), its characterized in that: the top of the valve body (1) is fixedly connected with a first valve cover (11), the top of the first valve cover (11) is provided with a second valve cover (12), the top of the second valve cover (12) is fixedly connected with a packing (13), and the top of the packing (13) is movably connected with a fixed ring sleeve (14);
the inside movable mounting of packing (13) has valve rod (15), the one end of valve rod (15) extends to the inside of valve body (1), the inside of valve body (1) is provided with flashboard (16), the one end movable mounting of valve rod (15) has case (17), the other end swing joint of valve rod (15) has hand wheel (3), the internal fixed surface of valve body (1) is connected with seal gasket (18).
2. A valve-core-replaceable shutoff valve according to claim 1, wherein: a first bolt (121) is movably mounted on the top surface of the second valve cover (12), and one end of the first bolt (121) extends to the bottom surface of the first valve cover (11).
3. A valve-core-replaceable shutoff valve according to claim 1, wherein: the inboard fixedly connected with joint ring (31) of hand wheel (3), the inside movable mounting of joint ring (31) has second bolt (32), the one end of second bolt (32) extends to the inside of valve rod (15).
4. A valve-core-replaceable shutoff valve according to claim 2, wherein: packing (13) and the inside fixedly connected with sealing pad seat (19) of retaining ring cover (14), the internal fixed surface of retaining ring cover (14) is connected with internal thread (141), the external fixed surface of packing (13) one end is connected with external screw thread (131).
5. A valve-core-replaceable shutoff valve according to claim 1, wherein: one side of the mounting disc (2) close to the valve body (1) is provided with a mounting hole (21), and the other side of the mounting disc (2) is provided with a mounting circular groove (22).
6. A stop valve with a replaceable valve element according to claim 5, wherein: the inner part of the installation circular groove (22) is fixedly connected with a limit stop (23), and the inner surface of the installation circular groove (22) is fixedly connected with a gasket (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221850325.5U CN218408529U (en) | 2022-07-19 | 2022-07-19 | Stop valve with replaceable valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221850325.5U CN218408529U (en) | 2022-07-19 | 2022-07-19 | Stop valve with replaceable valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218408529U true CN218408529U (en) | 2023-01-31 |
Family
ID=85012694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221850325.5U Active CN218408529U (en) | 2022-07-19 | 2022-07-19 | Stop valve with replaceable valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218408529U (en) |
-
2022
- 2022-07-19 CN CN202221850325.5U patent/CN218408529U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105822802B (en) | Modified self-sealing function regulating valve | |
| CN218408529U (en) | Stop valve with replaceable valve core | |
| CN210196593U (en) | Corrugated pipe regulating valve special for phosgene | |
| CN214466208U (en) | Gate valve | |
| CN210265926U (en) | Double-seal type butterfly valve of intaking | |
| CN213628911U (en) | Butterfly valve with valve seat inlaid with sealing ring | |
| CN212429821U (en) | Top-mounted type hemisphere valve special for sludge | |
| CN210318553U (en) | Butterfly valve | |
| CN218267300U (en) | Flange gate valve | |
| CN216407754U (en) | Low-torsion plug valve | |
| CN211371325U (en) | Novel gate valve | |
| CN109058475A (en) | A kind of bellows needle-valve | |
| CN218207858U (en) | Butterfly valve with high sealing performance | |
| CN217056395U (en) | Easy dismounting's gate valve | |
| CN204677788U (en) | High Temperature High Pressure Y-shaped cut-off valve | |
| CN212480177U (en) | Double-valve-clack guide rail sealing stop valve | |
| CN219866278U (en) | Stop valve for power station that leakproofness is strong | |
| CN220302801U (en) | High-tightness small valve body | |
| CN219975436U (en) | Gas ball valve | |
| CN214197261U (en) | Redundant double-valve switch | |
| CN219570901U (en) | Bellows decompression stop valve | |
| CN212718061U (en) | Butt-clamp butterfly valve | |
| CN218625559U (en) | High-pressure regulating valve | |
| RU2775190C1 (en) | Shut-off valve | |
| CN219975358U (en) | Cut-off type filter valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |