CN211525676U - Self-control regulating valve with elastic sealing structure - Google Patents
Self-control regulating valve with elastic sealing structure Download PDFInfo
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- CN211525676U CN211525676U CN202020030522.7U CN202020030522U CN211525676U CN 211525676 U CN211525676 U CN 211525676U CN 202020030522 U CN202020030522 U CN 202020030522U CN 211525676 U CN211525676 U CN 211525676U
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Abstract
The utility model relates to the technical field of regulating valves, and provides an automatic control regulating valve with an elastic sealing structure, which comprises a valve body; a valve rod mounting part is arranged on the valve rod in a penetrating way; one end of the valve rod is provided with a valve head; the valve head can be pressed down along with the valve rod to abut against and seal the middle hole; the valve rod is also sleeved with an elastic sealing pipe, and two ends of the elastic sealing pipe are respectively connected to the movable plate and the valve rod mounting part in a sealing manner; the valve rod mounting part is also provided with a bracket; the supporting plate is also fixedly provided with a fulcrum frame; the fulcrum frame is hinged with the middle part of the rod body of the pressurizing rod; both ends of the pressurizing rod are respectively provided with a pressure head and a magnetic block; the bracket is also provided with an electromagnet. Therefore, the utility model is provided with the elastic sealing tube which is sleeved on the valve rod, and the two ends of the elastic sealing tube are respectively connected with the movable plate and the valve rod mounting part in a sealing way; after leaking out from the gap between the valve rod and the valve rod mounting part, the medium is sealed in the elastic sealing pipe and cannot further leak to the outside. The sealing performance of the valve body is improved.
Description
Technical Field
The utility model relates to a governing valve technical field especially relates to an automatic control governing valve with elastic seal structure.
Background
In recent years, with the improvement of environmental protection requirements, various enterprises, especially high-pollution enterprises such as medicine, chemical industry, industrial and mining, have more and more demands on environmental protection equipment.
As a key part in equipment, the application of various valves is also more and more extensive. The valves are used in pipelines to play roles in switching, reversing, controlling flow and the like.
Especially, some control valves have certain requirements on the sealing performance of the valves, and not only need to realize a control function, but also need to avoid leakage of a medium transmitted in a pipeline.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks, an object of the present invention is to provide an automatic control valve with an elastic sealing structure, wherein an elastic sealing tube is sleeved on a valve rod, and two ends of the elastic sealing tube are respectively connected to a movable plate and a valve rod mounting portion in a sealing manner; after leaking out from the gap between the valve rod and the valve rod mounting part, the medium is sealed in the elastic sealing pipe and cannot further leak to the outside. The sealing performance of the valve body is improved.
In order to achieve the above object, the present invention provides an automatic control regulating valve with an elastic sealing structure, which comprises a valve body; the valve body is provided with a medium inlet and a medium outlet, and is also provided with a middle hole communicated with the medium inlet and the medium outlet; the valve body is also provided with a valve rod mounting part, and the valve rod mounting part penetrates through a valve rod; one end of the valve rod is provided with a valve head; the valve head can be pressed down along with the valve rod to abut against and seal the middle hole;
the other end of the valve rod is fixedly connected with a movable plate; the movable plate is movably connected with a plurality of guide rods arranged on the valve rod mounting part in a penetrating manner; the guide rod is also sleeved with a return spring;
the valve rod is further sleeved with an elastic sealing pipe, and two ends of the elastic sealing pipe are respectively connected to the movable plate and the valve rod mounting part in a sealing manner;
the valve rod mounting part is also provided with a bracket; the support is provided with a support plate, and a push rod for pushing the movable plate is movably connected in the center of the support plate in a penetrating manner; the supporting plate is also fixedly provided with a fulcrum frame; the fulcrum frame is hinged with the middle part of the rod body of the pressurizing rod; both ends of the pressurizing rod are respectively provided with a pressure head and a magnetic block; and the bracket is also provided with an electromagnet.
According to the utility model discloses a self-control governing valve with elastic seal structure, the guide bar is 3 at least, and even ring is established on the valve rod installation department.
According to the utility model discloses a self-control governing valve with elastic sealing structure, elastic sealing pipe has the ripple architecture.
According to the utility model discloses a self-control governing valve with elastic sealing structure, elastic sealing pipe's both ends all have the turn-ups.
According to the utility model discloses a self-control governing valve with elastic seal structure, fly leaf and valve rod installation department all are equipped with the seal groove, the turn-ups is embedded into in the seal groove.
According to the utility model discloses a from accuse governing valve with elastic seal structure, it packs still to be filled with in the seal groove.
According to the utility model discloses a self-control governing valve with elastic sealing structure, elastic sealing pipe is nonrust steel pipe.
According to the utility model discloses a self-control governing valve with elastic sealing structure, elastic sealing pipe's wall thickness is no longer than 1 mm.
According to the utility model discloses a self-control governing valve with elastic sealing structure, elastic sealing pipe's wall thickness is 0.3mm, 0.5mm or 0.8 mm.
According to the utility model discloses a self-control governing valve with elastic sealing structure, the ripple structure adopts interior high pressure technology to take shape.
The utility model aims to provide an automatic control regulating valve with an elastic sealing structure, which is characterized in that an elastic sealing tube is sleeved on a valve rod, and two ends of the elastic sealing tube are respectively connected on a movable plate and a valve rod mounting part in a sealing way; after leaking out from the gap between the valve rod and the valve rod mounting part, the medium is sealed in the elastic sealing pipe and cannot further leak to the outside. The sealing performance of the valve body is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of a portion of the region of FIG. 1;
FIG. 3 is a schematic structural view of a portion of the region of FIG. 2;
FIG. 4 is a schematic structural view of the region A in FIG. 2;
in the figure, 1-valve body, 11-medium inlet, 12-medium outlet, 13-intermediate hole, 14-valve stem mounting; 2-valve stem, 21-valve head, 22-movable plate, 23-reset spring, 24-guide rod, 25-elastic sealing tube, 251-corrugated structure, 252-flanging; 26-a filler; 3-bracket, 31-supporting plate, 32-push rod, 33-fulcrum frame, 34-pressurizing rod, 341-pressure head, 342-magnetic block; 35-an electromagnet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, it is to be understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, the utility model provides a self-control regulating valve with elastic sealing structure, which comprises a valve body 1; the valve body 1 is provided with a medium inlet 11 and a medium outlet 12, and is also provided with a middle hole 13 communicated with the medium inlet 11 and the medium outlet 12; the valve body 1 is also provided with a valve rod mounting part 14, and the valve rod mounting part 14 penetrates through the valve rod 2; one end of the valve rod 2 is provided with a valve head 21; the valve head 21 may press down with the valve stem 2 against and seal the intermediate aperture 13, thereby blocking communication between the media inlet 11 and the media outlet 12. Preferably, the valve head 21 is circular arc-shaped, so that a good sealing effect is achieved.
Referring to fig. 2, the other end of the valve rod 2 is fixedly connected to a movable plate 22; the movable plate 22 is movably connected with a plurality of guide rods 24 arranged on the valve rod mounting part 14 in a penetrating manner; the guide rod 24 is also sleeved with a return spring 23; preferably, the number of the guide rods 24 is at least 3, and the guide rods are uniformly arranged on the valve rod mounting part 14 in a ring shape. The valve rod 2 is further sleeved with an elastic sealing tube 25, and two ends of the elastic sealing tube 25 are respectively connected to the movable plate 22 and the valve rod mounting part 14 in a sealing manner; the medium leaks from the gap between the valve stem 2 and the stem mounting portion 14, and is then sealed in the elastic seal tube 25, so that the medium does not further leak to the outside. The elastic sealing tube 25 has a certain elasticity in the axial direction, and can correspondingly expand and contract along with the pressing down or the returning of the movable plate 22.
Referring to fig. 3, the elastic sealing tube 25 has a corrugated structure 251; elastic expansion and contraction of the elastic sealing tube 25 is achieved. Further, flanges 252 are provided at both ends of the elastic sealing tube 25; referring to fig. 4, the movable plate 22 and the stem mounting portion 14 are both provided with a sealing groove, and the flange 252 is embedded in the sealing groove; preferably, the sealing groove is filled with filler 26 to enhance the sealing property.
The elastic sealing tube 25 of the present invention is a stainless steel tube, and adopts an inner high pressure process to form a corrugated structure 251. For guaranteeing the elastic expansion amount, the wall thickness of the elastic sealing tube 25 is not more than 1mm, the utility model discloses preferred be 0.3mm, 0.5mm or 0.8 mm.
Referring to fig. 2, the valve rod mounting portion 14 of the present invention is further provided with a bracket 3; the bracket 3 is provided with a supporting plate 31, and a push rod 32 for pushing the movable plate 22 is movably connected in the center of the supporting plate 31 in a penetrating way; a fulcrum frame 33 is fixedly arranged on the supporting plate 31; the fulcrum frame 33 is hinged with the middle part of the shaft of the pressurizing rod 34; the two ends of the pressurizing rod 34 are respectively provided with a pressure head 341 and a magnetic block 342; the bracket 3 is also provided with an electromagnet 35; the automatic control of the valve can be realized by controlling the on-off of the electromagnet 35.
The electromagnet 35 is electrified to attract the magnetic block 342, and the pressure head 341 pushes the push rod 32 through the lever action of the pressurizing rod 34; thereby completing the closing of the middle hole 13.
Preferably, the ratio of the distance between the magnetic block 342 and the pressure head 341 to the fulcrum holder 33 is 1.1-1.3: 1. The closing of the intermediate hole 13 can be accomplished with a small force.
In summary, the present invention provides an automatic control valve with an elastic sealing structure, wherein an elastic sealing tube is sleeved on a valve rod, and two ends of the elastic sealing tube are respectively connected to a movable plate and a valve rod mounting portion in a sealing manner; after leaking out from the gap between the valve rod and the valve rod mounting part, the medium is sealed in the elastic sealing pipe and cannot further leak to the outside. The sealing performance of the valve body is improved.
Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.
Claims (10)
1. The automatic control regulating valve with the elastic sealing structure is characterized by comprising a valve body; the valve body is provided with a medium inlet and a medium outlet, and is also provided with a middle hole communicated with the medium inlet and the medium outlet; the valve body is also provided with a valve rod mounting part, and the valve rod mounting part penetrates through a valve rod; one end of the valve rod is provided with a valve head; the valve head can be pressed down along with the valve rod to abut against and seal the middle hole;
the other end of the valve rod is fixedly connected with a movable plate; the movable plate is movably connected with a plurality of guide rods arranged on the valve rod mounting part in a penetrating manner; the guide rod is also sleeved with a return spring;
the valve rod is further sleeved with an elastic sealing pipe, and two ends of the elastic sealing pipe are respectively connected to the movable plate and the valve rod mounting part in a sealing manner;
the valve rod mounting part is also provided with a bracket; the support is provided with a support plate, and a push rod for pushing the movable plate is movably connected in the center of the support plate in a penetrating manner; the supporting plate is also fixedly provided with a fulcrum frame; the fulcrum frame is hinged with the middle part of the rod body of the pressurizing rod; both ends of the pressurizing rod are respectively provided with a pressure head and a magnetic block; and the bracket is also provided with an electromagnet.
2. The self-regulating valve with an elastic sealing structure according to claim 1, wherein the number of the guide rods is at least 3, and the guide rods are uniformly arranged on the valve rod mounting portion in a ring shape.
3. The self-regulating valve with an elastic sealing structure according to claim 1, wherein the elastic sealing tube has a bellows structure.
4. The self-regulating valve with an elastic sealing structure according to claim 3, wherein both ends of the elastic sealing tube are provided with flanges.
5. The automatic control regulating valve with the elastic sealing structure as claimed in claim 4, wherein the movable plate and the valve rod mounting portion are provided with sealing grooves, and the flanges are embedded in the sealing grooves.
6. The self-control regulating valve with the elastic sealing structure according to claim 5, wherein the sealing groove is further filled with a filler.
7. The self-regulating valve with an elastic sealing structure according to claim 3, wherein the elastic sealing tube is a stainless steel tube.
8. The self-regulating valve with an elastic sealing structure according to claim 7, wherein the wall thickness of the elastic sealing tube is not more than 1 mm.
9. The self-regulating valve with an elastic sealing structure according to claim 8, wherein the wall thickness of the elastic sealing tube is 0.3mm, 0.5mm or 0.8 mm.
10. The self-regulating valve with an elastic sealing structure according to claim 7, wherein the corrugated structure is formed by an internal high pressure process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020030522.7U CN211525676U (en) | 2020-01-08 | 2020-01-08 | Self-control regulating valve with elastic sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020030522.7U CN211525676U (en) | 2020-01-08 | 2020-01-08 | Self-control regulating valve with elastic sealing structure |
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| CN211525676U true CN211525676U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020030522.7U Active CN211525676U (en) | 2020-01-08 | 2020-01-08 | Self-control regulating valve with elastic sealing structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113634294A (en) * | 2021-08-27 | 2021-11-12 | 江苏溢康辰医疗科技有限公司 | Active bidirectional microfluidic structure and application method thereof |
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2020
- 2020-01-08 CN CN202020030522.7U patent/CN211525676U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113634294A (en) * | 2021-08-27 | 2021-11-12 | 江苏溢康辰医疗科技有限公司 | Active bidirectional microfluidic structure and application method thereof |
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