CN212959919U - Gate valve welded in medium - Google Patents
Gate valve welded in medium Download PDFInfo
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- CN212959919U CN212959919U CN202021564316.0U CN202021564316U CN212959919U CN 212959919 U CN212959919 U CN 212959919U CN 202021564316 U CN202021564316 U CN 202021564316U CN 212959919 U CN212959919 U CN 212959919U
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Abstract
The utility model discloses a gate valve welded in medium, belonging to the technical field of gate valves, comprising a valve body, a valve cavity is arranged in the valve body, a threaded hole is arranged at the top of the valve body, a discharge pipe is fixedly connected at the bottom of the valve body, the valve body is connected with a valve rod through the threaded hole in a matching way, a valve plate positioned in the valve cavity is arranged at the bottom of the valve rod, a filter plate is fixedly connected at the bottom of the valve plate and can be used for screwing the valve rod downwards, the valve plate enters the valve cavity to block a closed valve body of the valve cavity, when the gate needs to be opened, the valve rod is screwed upwards, the valve rod drives the valve plate to move upwards until the filter plate enters the valve cavity, the opening is completed, the filter plate can play a role in filtering the fluid, the functionality and the practicability of the gate valve are improved, when the filter plate needs, the convenience of use is further improved.
Description
Technical Field
The utility model relates to a gate valve technical field especially relates to a gate valve that welding formed in the medium.
Background
The gate valve is an opening and closing member gate plate, the moving direction of the gate plate is perpendicular to the fluid direction, the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled, the gate valve is sealed by the contact of a valve seat and the gate plate, and metal materials are usually welded on a sealing surface to increase the wear resistance.
Patent No. CN 209892830U discloses a gate valve welded in a medium, which utilizes a heat-conducting medium to conduct heat during welding, so as to effectively prevent stress deformation generated during the welding process of the gate valve, and can be widely used in the process of welding operation of pipe valves, so as to realize stress deformation control during the welding process of workpieces.
The gate valve has the following defects that 1, the gate valve is single in functionality in the using process, generally only has a simple opening and closing function, cannot effectively filter fluid, and can cause impurities to directly pass through the gate valve for conveying; 2. the gate valve is adjusted and controlled through the valve rod mostly, and traditional valve rod main part position all directly exposes in external environment, stands wind and blows and drenches, and its surface is easy to oxidize and rusts, especially the junction of valve rod and valve body can lead to the difficult condition of twisting of valve rod after rustting, influences the normal switch of gate valve, for this reason, we propose a gate valve that welds in the medium and form.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gate valve that welding formed in medium aims at can filtering the fluid that passes the gate valve, and the convenience is cleared up the filter screen simultaneously, and can play the guard action to the valve rod surface, reduces the rusty condition.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of gate valve that forms of welding in medium, the water control valve comprises a valve body, the inside valve pocket of having seted up of valve body, the screw hole is seted up at the valve body top, valve body bottom fixedly connected with discharge pipe, the valve body is connected with the valve rod through the screw hole cooperation, the valve plate that is located the inside of valve pocket is installed to the valve rod bottom, valve plate bottom fixedly connected with filter plate, the valve body can dismantle through the discharge pipe and be connected with sealing flange, inside valve body top fixedly connected with sheath and valve rod run through the sheath, the rubber circle is installed at sheath inner wall top, the sheath is connected with the valve.
Optionally, one end of the valve rod is fixedly connected with a handle, and the handle is welded on one side, far away from the valve plate, of the surface of the valve rod.
Optionally, the bottom of the valve rod is fixedly connected with a rotating ring, the top of the valve plate is provided with a cavity, and the rotating ring is located inside the cavity.
Optionally, the surface of the sealing flange is detachably connected with a plurality of bolts, and the sealing flange is connected with the discharge pipe through the bolts.
Optionally, the two ends of the valve body are welded with connecting flanges.
The utility model has the advantages as follows:
1. the valve rod is connected through the screw hole at the valve body top, twist the valve rod along the screw hole and can control the valve rod to go up and down, and then control the valve body switch, when closed valve body, twist the valve rod downwards, the filter plate gets into inside the discharge pipe this moment, the valve plate gets into inside the valve pocket, block up the closed valve body of valve pocket, when needs open the floodgate, upwards twist the valve rod, the valve rod drives the valve plate and moves up until the filter plate gets into inside the valve pocket, accomplish the floodgate this moment, the fluid passes the valve body, the filter plate can play the filtering action to the fluid, promote the functional and the practicality of gate valve, when needing to clear up the filter plate, only need open sealing flange when closed gate valve, make the discharge pipe opening expose, can carry out cleaning.
2. The valve body top is fixed with the sheath and valve rod main part position is located inside the sheath, the sheath can be to the main part position of valve rod, especially valve rod and valve body junction play the guard action, isolated external environment avoids the rainwater to be stained with and covers, the rubber circle of sheath inner wall can improve the leakproofness of sheath and valve rod junction simultaneously, reduce the entering of air, improve the protection of sheath to the valve rod, reduce the rusty condition of valve rod outer wall, avoid the junction to rust the problem that leads to unable rotation valve rod simultaneously.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a gate valve welded in a medium according to an embodiment of the present invention;
fig. 2 is a schematic side view of a gate valve welded in a medium according to an embodiment of the present invention.
In the figure: 1. a valve body; 101. a valve cavity; 102. a threaded hole; 2. a discharge pipe; 3. a valve stem; 301. a handle; 302. rotating the ring; 4. a valve plate; 401. a cavity; 5. filtering the plate; 6. sealing the flange; 601. a bolt; 7. a sheath; 701. a rubber ring; 8. and connecting the flanges.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A gate valve welded in a medium according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.
Referring to fig. 1 and 2, the embodiment of the utility model provides a pair of gate valve that forms of welding in medium, including valve body 1, valve pocket 101 has been seted up to 1 inside of valve body, threaded hole 102 has been seted up at 1 top of valve body, 1 bottom fixedly connected with discharge pipe 2 of valve body, 1 cooperation through threaded hole 102 of valve body is connected with valve rod 3, valve plate 4 that is located the inside of valve pocket 101 is installed to 3 bottoms of valve rod, 4 bottom fixedly connected with filter plates 5 of valve plate, valve body 1 can dismantle through discharge pipe 2 and be connected with sealing flange 6, 1 top fixedly connected with sheath 7 of valve body and valve rod 3 run through inside sheath 7, rubber circle 701 is installed at 7 inner wall tops of sheath, sheath 7 is connected with valve rod 3 through rubber circle 701.
Illustratively, by screwing the valve stem 3 downwards, the valve plate 4 enters the interior of the valve chamber 101, blocking the valve chamber 101 closing the valve body 1, when the brake is required to be opened, the valve rod 3 is screwed upwards, the valve rod 3 drives the valve plate 4 to move upwards until the filter plate 5 enters the valve cavity 101, the brake is opened, the filter plate 5 can filter fluid, the functionality and the practicability of the gate valve are improved, when the filter plate 5 is required to be cleaned, the sealing flange 6 is opened only when the gate valve is closed, so that the opening of the discharge pipe 2 is exposed, the filter plate 5 in the inner part can be cleaned, the use convenience is further improved, the sheath 7 can protect the main body part of the valve rod 3, especially the joint of the valve rod 3 and the valve body 1, meanwhile, the rubber ring 701 on the inner wall of the sheath 7 can improve the sealing performance of the joint of the sheath 7 and the valve rod 3, reduce air entering and improve the protection of the sheath 7 on the valve rod 3.
Referring to fig. 1, a handle 301 is fixedly connected to one end of the valve rod 3, and the handle 301 is welded to the surface of the valve rod 3 away from the valve plate 4.
Illustratively, the handle 301 welded on the top of the valve rod 3 can facilitate screwing the valve rod 3 to control the lifting of the valve rod 3.
Referring to fig. 1, a rotary ring 302 is fixedly connected to the bottom of the valve rod 3, a cavity 401 is formed in the top of the valve plate 4, and the rotary ring 302 is located inside the cavity 401.
Illustratively, when the valve rod 3 rotates, the switch 302 synchronously rotates inside the cavity 401, so that the valve rod 3 can drive the valve plate 4 to move up and down, but can not drive the valve plate 4 to rotate.
Referring to fig. 1, a plurality of bolts 601 are detachably connected to the surface of the sealing flange 6, and the sealing flange 6 is connected to the discharge pipe 2 through the bolts 601.
The example can conveniently be connected sealing flange 6 and discharge pipe 2 through bolt 601, and the gate valve can normal use, also can conveniently demolish when needing the clearance.
Referring to fig. 1, connecting flanges 8 are welded to both ends of the valve body 1.
Illustratively, the valve body 1 is conveniently connected with a pipeline through connecting flanges 8 fixed at two ends of the valve body 1.
When the gate valve is used, the whole structure of the gate valve is formed by welding in a medium, the stress deformation generated in the welding process of the gate valve can be effectively prevented, the good control of the stress deformation in the welding process of a workpiece is realized, the top of the valve body 1 is connected with the valve rod 3 through the threaded hole 102, the valve rod 3 can be controlled to lift up and down by screwing the valve rod 3 along the threaded hole 102, and then the valve body 1 is controlled to be opened and closed, when the valve body 1 is closed, the valve rod 3 is screwed downwards, the filter plate 5 enters the discharge pipe 2, the valve plate 4 enters the valve cavity 101 to block the valve cavity 101 to close the valve body 1, when the gate needs to be opened, the valve rod 3 is screwed upwards, the valve plate 4 is driven by the valve rod 3 to move upwards until the filter plate 5 enters the valve cavity 101, the gate is opened at the moment, fluid passes through the valve body 1, the filter plate 5 can play a role in, the opening of the discharge pipe 2 is exposed, the filter plate 5 in the interior can be cleaned, the convenience of use is further improved, the valve rod 3 can be conveniently screwed by the handle 301 welded on the top of the valve rod 3 to control the lifting of the valve rod 3, when the valve rod 3 rotates, the conversion 302 synchronously rotates in the cavity 401, so that the valve rod 3 can drive the valve plate 4 to move up and down, but the valve plate 4 cannot be driven to rotate, the sealing flange 6 can be conveniently connected with the discharge pipe 2 through the bolt 601, the gate valve can be normally used and can be conveniently detached when needing cleaning, the valve body 1 is conveniently connected with a pipeline through the connecting flanges 8 fixed at the two ends of the valve body 1, the top of the valve body 1 is fixed with the sheath 7, the main body part of the valve rod 3 is positioned in the sheath 7, the sheath 7 can play a role in protecting the main body part of the valve rod 3, especially the connection part, isolated external environment avoids the rainwater to be stained with and covers, and the rubber circle 701 of 7 inner walls of sheath can improve the leakproofness of sheath 7 and valve rod 3 junction simultaneously, reduces the entering of air, improves the 7 protection to valve rod 3 of sheath, reduces the rusty condition of 3 outer walls of valve rod, avoids the junction to rust the problem that leads to unable rotation valve rod 3 simultaneously.
It should be noted that the utility model relates to a gate valve that forms in welding of medium, including valve body 1, valve pocket 101, screw hole 102, discharge pipe 2, valve rod 3, handle 301, swivel 302, valve plate 4, cavity 401, filter plate 5, sealing flange 6, bolt 601, sheath 7, rubber circle 701, flange 8, the part is general standard or the part that technical staff in this field knows, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical staff.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. A gate valve welded in a medium comprises a valve body (1) and is characterized in that, a valve cavity (101) is arranged in the valve body (1), a threaded hole (102) is arranged at the top of the valve body (1), the bottom of the valve body (1) is fixedly connected with a discharge pipe (2), the valve body (1) is matched and connected with a valve rod (3) through a threaded hole (102), a valve plate (4) positioned in the valve cavity (101) is arranged at the bottom of the valve rod (3), the bottom of the valve plate (4) is fixedly connected with a filter plate (5), the valve body (1) is detachably connected with a sealing flange (6) through a discharge pipe (2), the top of the valve body (1) is fixedly connected with a sheath (7) and the valve rod (3) penetrates through the sheath (7), rubber ring (701) is installed at sheath (7) inner wall top, sheath (7) are connected with valve rod (3) through rubber ring (701).
2. A welded gate valve in medium according to claim 1, characterized in that a handle (301) is fixedly connected to one end of the valve rod (3), and the handle (301) is welded to the surface of the valve rod (3) away from the valve plate (4).
3. A gate valve welded in a medium according to claim 1, wherein a rotary ring (302) is fixedly connected to the bottom of the valve rod (3), a cavity (401) is opened at the top of the valve plate (4), and the rotary ring (302) is located inside the cavity (401).
4. A gate valve welded in a medium according to claim 1, characterized in that a plurality of bolts (601) are detachably connected to the surface of the sealing flange (6), and the sealing flange (6) is connected to the discharge pipe (2) through the bolts (601).
5. A gate valve welded in a medium according to claim 1, characterized in that the valve body (1) is welded with connecting flanges (8) at both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021564316.0U CN212959919U (en) | 2020-07-31 | 2020-07-31 | Gate valve welded in medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021564316.0U CN212959919U (en) | 2020-07-31 | 2020-07-31 | Gate valve welded in medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212959919U true CN212959919U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021564316.0U Active CN212959919U (en) | 2020-07-31 | 2020-07-31 | Gate valve welded in medium |
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| CN (1) | CN212959919U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294534A (en) * | 2021-07-15 | 2021-08-24 | 林加良 | Gate valve |
| CN113883289A (en) * | 2021-09-13 | 2022-01-04 | 盐城欧润石化设备制造有限公司 | Petroleum machinery valve with limiting function |
-
2020
- 2020-07-31 CN CN202021564316.0U patent/CN212959919U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294534A (en) * | 2021-07-15 | 2021-08-24 | 林加良 | Gate valve |
| CN113294534B (en) * | 2021-07-15 | 2024-03-01 | 江苏华英阀业有限公司 | Gate valve |
| CN113883289A (en) * | 2021-09-13 | 2022-01-04 | 盐城欧润石化设备制造有限公司 | Petroleum machinery valve with limiting function |
| CN113883289B (en) * | 2021-09-13 | 2022-07-15 | 盐城欧润石化设备制造有限公司 | Petroleum machinery valve with limiting function |
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