CN210196482U - Flange double-eccentric butterfly valve - Google Patents
Flange double-eccentric butterfly valve Download PDFInfo
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- CN210196482U CN210196482U CN201920725627.1U CN201920725627U CN210196482U CN 210196482 U CN210196482 U CN 210196482U CN 201920725627 U CN201920725627 U CN 201920725627U CN 210196482 U CN210196482 U CN 210196482U
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Abstract
The utility model discloses a flange double-eccentric butterfly valve, which comprises a valve body, the inside of valve body is provided with the valve rod, the one end of valve rod runs through-hole and auto-lock hand wheel on the outer wall of valve body one side, the other end of valve rod runs through the through-hole on the outer wall of valve body opposite side and is connected with the bearing frame, valve rod middle part welded fastening has the main valve plate, and the valve plate is located the inside of valve body, welded fastening has the threaded rod on one side outer wall of main valve plate, the other end of threaded rod runs through vice valve plate, be provided with the spring between vice valve plate and the main valve plate, and the. The utility model solves the problem that when the existing flange double-eccentric butterfly valve is used, the valve plate in the flange double-eccentric butterfly valve is easily damaged by the action of high-pressure water; the utility model discloses simple structure, the practicality is strong.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a flange double eccentric butterfly valve.
Background
The butterfly valve is also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of a low-pressure pipeline medium, namely the butterfly valve that a closing part (a valve clack or a butterfly plate) is a disc and rotates around a valve shaft to open and close.
When the existing flange double-eccentric butterfly valve is used, a valve plate in the flange double-eccentric butterfly valve is impacted by high-pressure water for a long time to cause vibration, and the valve plate is easily damaged or broken, so that the double-eccentric flange butterfly valve cannot be normally used, and then leakage can occur during use; therefore, the existing use requirements are not satisfied.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flange double eccentric butterfly valve to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flange double-eccentric butterfly valve, includes the valve body, the inside of valve body is provided with the valve rod, the one end of valve rod runs through-hole and the auto-lock hand wheel on the outer wall of valve body one side, the other end of valve rod runs through the through-hole on the outer wall of valve body opposite side and is connected with the bearing frame, valve rod middle part welded fastening has the main valve plate, and the valve plate is located the inside of valve body, welded fastening has the threaded rod on one side outer wall of main valve plate, the other end of threaded rod runs through the auxiliary valve plate, be provided with the spring between auxiliary valve plate and the.
Preferably, a sealing ring is arranged between the two ends of the valve rod and the connecting part of the through holes on the outer walls of the two sides of the valve body.
Preferably, the outer walls of the two ends of the valve body are fixedly welded with flange plates, and the surfaces of the flange plates are provided with mounting holes.
Preferably, a reinforcing rib is welded and fixed at the joint of the valve rod and the main valve plate.
Preferably, the other end of the threaded rod is fixed with the auxiliary valve plate through a locking nut.
Preferably, the surface of the auxiliary valve plate is provided with a water inlet hole.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a threaded rod, lock nut, spring, vice valve plate and inlet opening cooperation setting, when the high-pressure water body gets into the inside of valve body, some water in the high-pressure water body played certain impact to vice valve plate, and after vice valve plate received some impact force, the spring compressed, and the spring played certain buffering for vice valve plate, reduced the impact force of vice valve plate, avoided vice valve plate to be damaged by the high-pressure water body impact, another part water of high-pressure water body gets into between vice valve plate and the main valve plate and strikes to the main valve plate from the inlet opening on the vice valve plate, can know from the above-mentioned, the utility model discloses can divide the impact force of high-pressure water body into two parts, main valve plate and vice valve plate bear certain impact force separately, the current flange double eccentric butterfly valve of relative ratio, the utility model discloses the impact force that main valve plate and vice valve plate received has been reduced, thereby the utility model provides a current flange double eccentric butterfly valve when using, the valve plate in the flange double-eccentric butterfly valve is impacted by high-pressure water for a long time to cause vibration, so that the valve plate is damaged or broken; providing a service life for the valve plate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a left side view of the present invention.
Fig. 4 is a right side view of the present invention.
In the figure: 1. a flange plate; 101. mounting holes; 2. a valve body; 201. a through hole; 3. a seal ring; 4. a bearing seat; 5. a valve stem; 6. a self-locking hand wheel; 7. reinforcing ribs; 8. a main valve plate; 9. a spring; 10. a threaded rod; 11. a sub-valve plate; 1101. a water inlet hole; 12. and locking the nut.
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 embodiment: a flange double-eccentric butterfly valve comprises a valve body 2, a valve rod 5 is arranged inside the valve body 2, one end of the valve rod 5 penetrates through a through hole 201 on the outer wall of one side of the valve body 2 and is connected with a self-locking hand wheel 6, the other end of the valve rod 5 penetrates through a through hole 201 on the outer wall of the other side of the valve body 2 and is connected with a bearing seat 4, a main valve plate 8 is welded and fixed in the middle of the valve rod 5, the valve plate is positioned inside the valve body 2, a threaded rod 10 is welded and fixed on the outer wall of one side of the main valve plate 8, the other end of the threaded rod 10 penetrates through an auxiliary valve plate 11, a spring 9 is arranged between the auxiliary valve plate 11 and the main valve plate 8, the spring 9 is sleeved outside the threaded rod 10, a sealing ring 3 is arranged between the joints of the two ends of the valve rod 5 and the through holes 201 on the outer walls of the, the other end of the threaded rod 10 is fixed with the auxiliary valve plate 11 through a locking nut 12, and a water inlet 1101 is formed in the surface of the auxiliary valve plate 11.
The working principle is as follows: the utility model discloses a threaded rod 10, lock nut 12, spring 9, vice valve plate 11 and inlet opening 1101 cooperate to set up, when the high-pressure water body gets into the inside of valve body 2, some water in the high-pressure water body plays certain impact to vice valve plate 11, after vice valve plate 11 receives some impact force, spring 9 compresses, spring 9 plays certain buffering for vice valve plate 11, has reduced the impact force of vice valve plate 11, has avoided vice valve plate 11 to be damaged by the high-pressure water body impact, and another part water of high-pressure water body gets into between vice valve plate 11 and the main valve plate 8 from inlet opening 1101 on vice valve plate 11 and strikes main valve plate 8, and from the above-mentioned, the utility model discloses can divide the impact force of high-pressure water body into two parts, and main valve plate 8 and vice valve plate 11 bear certain impact force separately, the present flange double eccentricity of relative ratio, the utility model discloses reduce the impact force that main valve plate 8 and vice valve plate 11 received, therefore, the utility model solves the problem that when the existing flange double-eccentric butterfly valve is used, the valve plate in the flange double-eccentric butterfly valve is impacted by high-pressure water for a long time to cause vibration, so that the valve plate is damaged or broken; providing a service life for the valve plate.
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 (6)
1. The utility model provides a flange double-eccentric butterfly valve, includes valve body (2), its characterized in that, the inside of valve body (2) is provided with valve rod (5), through-hole (201) and auto-lock hand wheel (6) on the outer wall of valve body (2) one side are run through to the one end of valve rod (5), the other end of valve rod (5) runs through-hole (201) on the outer wall of valve body (2) opposite side and is connected with bearing frame (4), valve rod (5) middle part welded fastening has main valve plate (8), and the valve plate is located the inside of valve body (2), welded fastening has threaded rod (10) on the outer wall of one side of main valve plate (8), the other end of threaded rod (10) runs through vice valve plate (11), be provided with spring (9) between vice valve plate (11) and main valve plate (8), and spring (9) cup joint the.
2. A flange double eccentric butterfly valve according to claim 1, characterized in that: and a sealing ring (3) is arranged between the joints of the two ends of the valve rod (5) and the through holes (201) on the outer walls of the two sides of the valve body (2).
3. A flange double eccentric butterfly valve according to claim 1, characterized in that: the valve is characterized in that the outer walls of two ends of the valve body (2) are fixedly welded with flange plates (1), and mounting holes (101) are formed in the surfaces of the flange plates (1).
4. A flange double eccentric butterfly valve according to claim 1, characterized in that: and reinforcing ribs (7) are welded and fixed at the joint of the valve rod (5) and the main valve plate (8).
5. A flange double eccentric butterfly valve according to claim 1, characterized in that: the other end of the threaded rod (10) is fixed with the auxiliary valve plate (11) through a locking nut (12).
6. A flange double eccentric butterfly valve according to claim 1, characterized in that: and a water inlet hole (1101) is formed in the surface of the auxiliary valve plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920725627.1U CN210196482U (en) | 2019-05-21 | 2019-05-21 | Flange double-eccentric butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920725627.1U CN210196482U (en) | 2019-05-21 | 2019-05-21 | Flange double-eccentric butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210196482U true CN210196482U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920725627.1U Active CN210196482U (en) | 2019-05-21 | 2019-05-21 | Flange double-eccentric butterfly valve |
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| Country | Link |
|---|---|
| CN (1) | CN210196482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915351A (en) * | 2021-10-29 | 2022-01-11 | 闫皓男 | Eccentric butterfly valve |
-
2019
- 2019-05-21 CN CN201920725627.1U patent/CN210196482U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915351A (en) * | 2021-10-29 | 2022-01-11 | 闫皓男 | Eccentric butterfly valve |
| CN113915351B (en) * | 2021-10-29 | 2023-03-28 | 安徽省白湖阀门厂有限责任公司 | Eccentric butterfly valve |
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| CP03 | Change of name, title or address |
Address after: 201499 Building 1, No.158, Lane 1888, Daye Road, Fengxian District, Shanghai Patentee after: Cambridge Valve Group Co.,Ltd. Address before: 200333 room 170, building 5, 1006 Jinshajiang Road, Jing'an District, Shanghai Patentee before: JIANQIAO VALVE (SHANGHAI) Co.,Ltd. |