CN214743509U - Automatic aligning device for valve plate and valve seat of three-way reversing valve - Google Patents
Automatic aligning device for valve plate and valve seat of three-way reversing valve Download PDFInfo
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- CN214743509U CN214743509U CN202120528019.9U CN202120528019U CN214743509U CN 214743509 U CN214743509 U CN 214743509U CN 202120528019 U CN202120528019 U CN 202120528019U CN 214743509 U CN214743509 U CN 214743509U
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Abstract
The utility model discloses a tee bend switching-over valve plate and automatic aligning device of disk seat, including valve body mechanism, the inside valve rod mechanism that is equipped with of valve rod mechanism valve body mechanism, valve body mechanism simple structure, the dismouting of each connecting piece of the valve body mechanism of being convenient for, first valve plate, the second valve plate passes through the screw thread with the valve rod and screws up fixedly, the first valve plate of being convenient for, the dismouting of second valve plate and valve rod, make each connecting piece of whole device realize the dismouting, the bellying outside edge is equipped with the first arc surface of slope, first valve plate and second valve plate lower extreme inner wall are equipped with the second arc surface of slope, the valve plate of being convenient for is connected with the accurate direction of valve seat, can laminate when first arc surface and second arc surface contact, the leakproofness of valve plate and disk seat laminating has been guaranteed, be equipped with sealed the pad on the second arc surface, the leakproofness of valve plate and disk seat laminating has further been strengthened.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a tee bend switching-over valve plate and automatic aligning device of disk seat.
Background
The three-way flow-dividing regulating valve uses compressed air as a power source, uses a cylinder as an actuator, drives a valve by means of accessories such as an electric valve positioner, a converter, an electromagnetic valve, a position-retaining valve and the like, realizes switching value or proportional regulation, and receives a control signal of an industrial automatic control system to regulate various process parameters such as flow, pressure, temperature and the like of a pipeline medium. The pneumatic regulating valve has the characteristics of simple control, quick response and intrinsic safety, and no additional explosion-proof measures are needed. The valve plate and the valve seat are accurately aligned and attached to realize a sealing effect, and if the valve plate and the valve seat are aligned to have deviation, medium leakage can be caused.
Disclosure of Invention
An object of the utility model is to provide a tee bend switching-over valve plate and automatic aligning device of disk seat to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an automatic alignment device for a valve plate and a valve seat of a three-way reversing valve comprises a valve body mechanism and a valve rod mechanism, wherein the valve rod mechanism is arranged in the valve body mechanism;
the water inlet pipe, the first valve body and the second valve body are fixedly connected with internal threads of the connecting main body through external threads, the first valve body is provided with a first water outlet, the second valve body is provided with a second water outlet, and the first valve body and the second valve body are symmetrically arranged on the connecting main body;
the valve rod mechanism, the valve rod mechanism includes valve rod, first valve plate, second valve plate, throttling arrangement and valve rod sealing device, first valve body upper end is equipped with valve rod sealing device, the inside throttling arrangement that all is equipped with of first valve body and second valve body, inside valve rod one end was run through valve rod sealing device to first valve body and was extended to the second valve body, be equipped with first valve plate and second valve plate on the valve rod, first valve plate is located between first valve body inner wall and the throttling arrangement, the second valve plate is located between second valve body inner wall and the throttling arrangement.
Preferably, the first valve plate, the second valve plate and the valve rod are fixed by screw threads.
Preferably, the upper end face and the lower end face of the interior of the connecting main body are respectively provided with a convex part.
Preferably, the outer edge of the convex part is provided with a first inclined arc surface.
Preferably, the inner walls of the lower ends of the first valve plate and the second valve plate are provided with inclined second arc surfaces.
Preferably, the first arc surface and the second arc surface can be attached to each other when in contact.
Preferably, a sealing gasket is arranged on the second arc surface.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a valve body mechanism, simple structure, the dismouting of each connecting piece of the valve body mechanism of being convenient for.
Second a the utility model discloses a first valve plate, second valve plate and valve rod screw up fixedly through the screw thread, the dismouting of the first valve plate of being convenient for, second valve plate and valve rod makes each connecting piece of whole device realize the dismouting.
The utility model discloses a bellying outside edge be equipped with the first arc surface of slope, first valve plate and second valve plate lower extreme inner wall are equipped with the second arc surface of slope, and the valve plate of being convenient for is connected with the accurate direction of valve seat.
Fourth the utility model discloses a first arc surface and second arc surface contact time can laminate, have guaranteed the leakproofness of valve plate with the disk seat laminating.
The utility model discloses a be equipped with sealed the pad on the second arc surface, further strengthened the leakproofness of valve plate and disk seat laminating.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of a connection main body structure in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a first valve body in an embodiment of the present invention.
Fig. 4 is a schematic structural view of a first valve plate in an embodiment of the present invention.
In the figure: 1-connecting a main body, 2-a water inlet pipe, 3-a first valve body, 4-a second valve body, 5-a first water outlet, 6-a second water outlet, 7-a valve rod, 8-a first valve plate, 9-a second valve plate, 10-a throttling device, 11-a valve rod sealing device, 12-a convex part, 13-a first arc surface and 14-a second arc surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an automatic alignment device for a valve plate and a valve seat of a three-way reversing valve, which comprises a valve body mechanism, wherein a valve rod mechanism is arranged inside the valve body mechanism; the water inlet pipe 2, the first valve body 3 and the second valve body 4 are fixedly connected with internal threads of the connecting main body 1 through external threads, the first water outlet 5 is arranged on the first valve body 3, the second water outlet 6 is arranged on the second valve body 4, and the first valve body 3 and the second valve body 4 are symmetrically arranged on the connecting main body 1; the utility model discloses a valve body mechanism, simple structure, the dismouting of each connecting piece of the valve body mechanism of being convenient for.
The valve rod mechanism includes valve rod 7, first valve plate 8, second valve plate 9, throttling arrangement 10 and valve rod sealing device 11, 3 upper ends of first valve body are equipped with valve rod sealing device 11, inside throttling arrangement 10 that all is equipped with of first valve body 3 and the second valve body 4, valve rod 7 one end runs through valve rod sealing device 11 to first valve body 3 and extends to inside the second valve body 4, be equipped with first valve plate 8 and second valve plate 9 on the valve rod 7, first valve plate 8 is located between 3 inner walls of first valve body and the throttling arrangement 10, second valve plate 9 is located between 4 inner walls of second valve body and the throttling arrangement 10.
In the embodiment, the first valve plate 8 and the second valve plate 9 are fixed with the valve rod 7 by screw thread; the utility model discloses a first valve plate, second valve plate and valve rod screw up fixedly through the screw thread, and the dismouting of the first valve plate of being convenient for, second valve plate and valve rod makes each connecting piece of whole device realize the dismouting.
In the embodiment, the connecting body 1 is provided with protrusions 12 on the upper and lower end surfaces thereof.
In the embodiment, the outer edge of the convex portion 12 is provided with a first arc surface 13.
In the embodiment, the inner walls of the lower ends of the first valve plate 8 and the second valve plate 9 are provided with inclined second arc surfaces 14; the utility model discloses a bellying outside edge be equipped with the first arc surface of slope, first valve plate and second valve plate lower extreme inner wall are equipped with the second arc surface of slope, and the valve plate of being convenient for is connected with the accurate direction of valve seat.
In the embodiment, the first arc surface 13 and the second arc surface 14 can be attached when in contact; the utility model discloses a first arc surface and second arc surface can laminate during the contact, have guaranteed the leakproofness of valve plate with the disk seat laminating.
In the embodiment, the second arc surface 14 is provided with a sealing gasket; the utility model discloses a second arc surface on be equipped with sealed the pad, further strengthened the leakproofness of valve plate with the disk seat laminating.
The embodiment of the utility model provides a theory of operation: when the fluid enters the water inlet pipe 2, the first valve core 8 and the second valve core 9 are driven to move by pulling the valve rod 7, when only the second valve body 4 is needed to be used, the first valve plate 8 descends, the inclined second arc surface 14 arranged on the inner wall of the lower end of the first valve plate 8 is completely attached to the inclined first arc surface 13 arranged on the outer edge of the convex part 12 arranged on the upper end surface inside the connecting main body 1, the fluid enters the throttling device 10 of the second valve body 4 and flows to the second water outlet 6, when only the first valve body 3 is needed to be used, the principle is the same, when the first valve body 2 and the second valve body 3 are not completely closed, the fluid enters the throttling device 10 of the first valve body 3 and the throttling device 10 of the second valve body 4 and respectively flows to the first water outlet 5 and the second water outlet 6, when the valve body mechanism needs to be disassembled, the water inlet pipe 2 and the second valve body 4 on the connecting main body 1 are unscrewed, and the second valve rod 9 and the second valve plate 7 are unscrewed, then, the first valve body 3 and the connecting body 1 are unscrewed, and finally, the first valve plate 8 and the valve rod 7 are unscrewed.
In conclusion, the valve body mechanism is simple in structure, the connecting pieces of the valve body mechanism can be conveniently disassembled and assembled, the first valve plate and the second valve plate are screwed and fixed with the valve rod through threads, the first valve plate and the second valve plate can be conveniently disassembled and assembled with the valve rod, the connecting pieces of the whole device can be disassembled and assembled, the outer edge of the protruding portion is provided with the inclined first arc surface, the inner walls of the lower ends of the first valve plate and the second valve plate are provided with the inclined second arc surface, the valve plate and the valve seat can be conveniently and accurately guided and connected, the first arc surface and the second arc surface can be attached when in contact, the sealing performance of the valve plate and the valve seat is guaranteed, the sealing gasket is arranged on the second arc surface, and the sealing performance of the valve plate and the valve seat is further enhanced.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a three-way reversing valve plate and automatic aligning device of disk seat which characterized in that: the valve comprises a valve body mechanism and a valve rod mechanism, wherein the valve rod mechanism is arranged in the valve body mechanism;
the water inlet pipe (2), the first valve body (3) and the second valve body (4) are fixedly connected with an internal thread of the connecting main body (1) through external threads, the first water outlet (5) is formed in the first valve body (3), the second water outlet (6) is formed in the second valve body (4), and the first valve body (3) and the second valve body (4) are symmetrically installed on the connecting main body (1);
valve rod mechanism, valve rod mechanism includes valve rod (7), first valve plate (8), second valve plate (9), throttling arrangement (10) and valve rod sealing device (11), first valve body (3) upper end is equipped with valve rod sealing device (11), inside throttling arrangement (10) all are equipped with of first valve body (3) and second valve body (4), valve rod (7) one end is run through inside valve rod sealing device (11) to first valve body (3) and extend to second valve body (4), be equipped with first valve plate (8) and second valve plate (9) on valve rod (7), first valve plate (8) are located between first valve body (3) inner wall and throttling arrangement (10), second valve plate (9) are located between second valve body (4) inner wall and throttling arrangement (10).
2. The automatic aligning device for the valve plate and the valve seat of the three-way reversing valve according to claim 1, characterized in that: the first valve plate (8), the second valve plate (9) and the valve rod (7) are screwed and fixed through threads.
3. The automatic aligning device for the valve plate and the valve seat of the three-way reversing valve according to claim 1, characterized in that: and the upper end face and the lower end face in the connecting main body (1) are respectively provided with a convex part (12).
4. The automatic aligning device for the valve plate and the valve seat of the three-way reversing valve according to claim 3, characterized in that: the outer side edge of the convex part (12) is provided with a first inclined arc surface (13).
5. The automatic aligning device for the valve plate and the valve seat of the three-way reversing valve according to claim 1, characterized in that: and the inner walls of the lower ends of the first valve plate (8) and the second valve plate (9) are provided with inclined second arc surfaces (14).
6. The automatic aligning device for the valve plate and the valve seat of the three-way reversing valve according to claim 4, characterized in that: the first arc surface (13) and the second arc surface (14) can be attached to each other when in contact.
7. The automatic aligning device for the valve plate and the valve seat of the three-way reversing valve according to claim 5, characterized in that: and a sealing gasket is arranged on the second arc surface (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120528019.9U CN214743509U (en) | 2021-03-15 | 2021-03-15 | Automatic aligning device for valve plate and valve seat of three-way reversing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120528019.9U CN214743509U (en) | 2021-03-15 | 2021-03-15 | Automatic aligning device for valve plate and valve seat of three-way reversing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214743509U true CN214743509U (en) | 2021-11-16 |
Family
ID=78593732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120528019.9U Active CN214743509U (en) | 2021-03-15 | 2021-03-15 | Automatic aligning device for valve plate and valve seat of three-way reversing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214743509U (en) |
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2021
- 2021-03-15 CN CN202120528019.9U patent/CN214743509U/en active Active
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