CN214946517U - Cut-off regulating valve - Google Patents
Cut-off regulating valve Download PDFInfo
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- CN214946517U CN214946517U CN202120513126.4U CN202120513126U CN214946517U CN 214946517 U CN214946517 U CN 214946517U CN 202120513126 U CN202120513126 U CN 202120513126U CN 214946517 U CN214946517 U CN 214946517U
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- valve
- clack
- valve clack
- valve rod
- cap
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Abstract
The utility model provides a cut off type governing valve, which comprises a valve body, valve rod and valve clack, the valve body has the valve pocket, valve rod one end stretches into the valve pocket, the valve clack sets up the one end in the valve rod stretches into the valve pocket, be equipped with coupling assembling between valve rod and the valve clack, coupling assembling includes valve clack and cap and combination formula dish spring, set up assembly groove and standing groove on the valve clack, the tank bottom at the assembly groove is seted up to the standing groove, combination formula dish spring sets up in the standing groove, set up the through-hole on valve clack and the cap, the valve rod passes through the through-hole and connects valve clack and cap, the valve rod passes through valve clack and cap and is connected with the assembly groove, improve overall performance through setting up coupling assembling and adjusting part.
Description
Technical Field
The utility model relates to a technical field of governing valve, concretely relates to type governing valve cuts off.
Background
The device is mainly applied to the working conditions of drainage regulation, minimum flow regulation and the like, and has the functions of truncation and regulation: when the valve is closed, the valve is required to be closed tightly without leakage; the adjustment function is required when the device is opened.
The valve rod and the valve clack of the common valve core structure are in threaded connection, namely dead connection. Because the valve clack does not have the function of abdicating, if the valve clack is not concentric with the valve rod and the valve seat at one position, the valve clack cannot abdicate and cannot be closed tightly.
Disclosure of Invention
In view of this, the utility model provides a cut-off type governing valve.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a cut-off type governing valve, includes valve body, valve rod and valve clack, the valve body has the valve pocket, valve rod one end stretches into the valve pocket, the valve clack sets up the one end that stretches into the valve pocket at the valve rod, its characterized in that: be equipped with coupling assembling between valve rod and the valve clack, coupling assembling includes valve clack and cap and combination formula dish spring, set up assembly groove and standing groove on the valve clack, the tank bottom at the assembly groove is seted up to the standing groove, combination formula dish spring sets up in the standing groove, set up the through-hole on valve clack and the cap, the valve rod passes through the through-hole and connects valve clack and cap, the valve rod passes through the valve clack and the cap is connected with the assembly groove.
The preferred, set up adjusting part on the valve clack, adjusting part includes lock nut, clamping ring and elasticity wearing parts, elasticity wearing parts cover is established on the valve clack, the clamping ring sets up in elasticity wearing parts top, valve clack part surface is equipped with the screw thread, lock nut passes through threaded connection valve clack.
Preferably, the valve rod is provided with a pressing end, the pressing end is arranged at one end of the valve rod extending into the valve cavity, and the pressing end is connected with the valve clack and then abuts against the combined disc spring.
Preferably, the contact surface of the pressing ring and the elastic wear-resistant piece is provided with a slope.
Preferably, clearance fit is formed between the valve clack and the valve rod.
The beneficial effects of the utility model reside in that: the utility model discloses increased an elastic sealing ring on the valve clack, compensated the clearance problem that processing brought, improved adjustable ratio, also relaxed the processing degree of difficulty simultaneously, provided productivity, adopted disc spring deformation compensation valve rod and valve clack joint gap, the valve clack is in loose connection with the valve rod promptly, has automatic aligning function, still has stable function in the middle of opening the process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a cut-off type regulating valve according to the present invention;
fig. 2 is an enlarged view of a point a shown in fig. 1.
Reference numerals:
1. the valve comprises a valve body, 2, a valve rod, 3, a valve clack, 4, a valve cavity, 5, a multi-rotation adjustable electric fitting, 6, a valve clack cap, 7, a combined disc spring, 8, an assembly groove, 9, a placement groove, 10, a locking nut, 11, a pressure ring, 12, an elastic wear-resistant piece, 13 and a pressing end.
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.
The invention will be further described with reference to the accompanying drawings.
The utility model provides a following technical scheme:
as shown in the attached figures 1-2, the cut-off type regulating valve introduced by the utility model comprises a valve body 1, a valve rod 2 and a valve clack 3, wherein the valve body 1 is provided with a valve cavity 4, one end of the valve rod 2 extends into the valve cavity 4, the other end of the valve rod 2 is connected with a multi-turn adjustable electric fitting, the existing multi-turn adjustable electric fitting 5 is adopted, and the valve body has the characteristic of large output force, so that the sealing specific pressure of a sealing surface is very large, the zero-leakage delivery standard requirement can be met, the service life of the valve can be effectively prolonged, the valve clack 3 is arranged at one end of the valve rod 2 in the valve cavity 4, a connecting component is arranged between the valve rod 2 and the valve clack 3, the connecting component is arranged at the joint of the valve rod 2 and the valve clack 3 to improve the service performance of the valve rod and the valve clack after the valve rod and the valve clack are connected, and form loose connection, namely, the valve clack 3 has the function of avoiding the problem that the non-centering seal is tight during the processing process, coupling assembling has valve clack and cap 6 and combination formula dish spring 7, assembly groove 8 and standing groove 9 are seted up to valve clack 3, standing groove 9 sets up at the tank bottom of assembly groove 8, and assembly groove 8 is the circular slot with standing groove 9 to the central axis in two grooves is same, set up combination formula dish spring 7 in the standing groove 9, place combination formula dish spring in the standing groove 9, come the clearance between compensation valve rod 2 and the valve clack 3, avoided the valve to produce unstable phenomenon because medium fluctuation in the middle of opening the process, valve clack 3 is in loose connection with valve rod 2 promptly, has the automatic aligning function, valve clack and cap 6 have the through-hole, valve rod 2 passes through the through-hole and connects valve clack and cap 6, valve rod 2 passes through valve clack and cap 6 and is connected with assembly groove 8, sets up the position that valve clack and cap 6 are convenient for adjusting valve clack 3.
Valve clack 3 is equipped with adjusting part, adjusting part has lock nut 10, clamping ring 11 and elasticity wearing parts 12, the 12 covers of elasticity wearing parts are established at valve clack 3, clamping ring 11 sets up in elasticity wearing parts 12 top, 3 partial surfaces of valve clack are equipped with the screw thread, lock nut 10 passes through threaded connection valve clack 3, how can reduce the processing degree of difficulty, and it is this technological improvement's key to improve drive productivity ratio, increases an elastic sealing circle on valve clack 3's basis, and this sealing circle requires promptly to wear-resistantly, because of the inner wall cooperation of sealing washer and valve pocket 4, the up-and-down motion opens frequently, requires again that there is sufficient elasticity compensation valve clack 3 and the clearance between the sleeve to improve the leakproofness, and through clamping ring 11, lock nut 10 is fixed, locking.
The valve rod 2 is provided with a pressing end 13, the pressing end 13 is arranged at one end of the valve rod 2 in the valve cavity 4, the pressing end 13 is connected with the valve clack 3 and then abuts against the combined disc spring 7, the cross section of the pressing end 13 is arc-shaped, the end point of the arc is used for contacting the combined disc spring 7, the contact area of the valve rod 2 and the combined disc spring 7 is reduced, the extrusion force between the valve rod 2 and the combined disc spring 7 is more concentrated, and the valve rod 2 cannot contact the bottom of the assembling groove 8 to cause abrasion.
The contact surface of the pressing ring 11 and the elastic wear-resistant part 12 is provided with slopes, the end faces of the pressing ring 11 and the elastic wear-resistant part 12, which are respectively provided with slopes, are matched after contact, and the angles of the faces of the pressing ring 11 and the elastic wear-resistant part 12, which are contacted, are designed to be complementary, so that the stability of the elastic wear-resistant ring in the up-and-down movement of the valve clack 3 is improved by utilizing the slope complementation, and the fixing of the pressing ring 11 cannot be released due to friction during movement.
The valve clack and cap 6 is in clearance fit with the valve rod 2, and the aperture of the through hole of the valve clack and cap 6 is slightly larger than the diameter of the connecting part of the valve rod 2, so that the valve clack and cap 6 is matched with the combined disc spring 7 to form loose connection.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a cut-off type governing valve, includes valve body, valve rod and valve clack, the valve body has the valve pocket, valve rod one end stretches into the valve pocket, the valve clack sets up the one end that stretches into the valve pocket at the valve rod, its characterized in that: be equipped with coupling assembling between valve rod and the valve clack, coupling assembling includes valve clack and cap and combination formula dish spring, set up assembly groove and standing groove on the valve clack, the tank bottom at the assembly groove is seted up to the standing groove, combination formula dish spring sets up in the standing groove, set up the through-hole on valve clack and the cap, the valve rod passes through the through-hole and connects valve clack and cap, the valve rod passes through the valve clack and the cap is connected with the assembly groove.
2. The shut-off regulator valve according to claim 1, wherein: set up adjusting part on the valve clack, adjusting part includes lock nut, clamping ring and elasticity wearing parts, elasticity wearing parts cover is established on the valve clack, the clamping ring sets up in elasticity wearing parts top, valve clack part surface is equipped with the screw thread, lock nut passes through threaded connection valve clack.
3. The shut-off regulator valve according to claim 1, wherein: the valve rod is provided with a pressing end, the pressing end is arranged at one end of the valve rod extending into the valve cavity, and the pressing end is connected with the valve clack and then abuts against the combined disc spring.
4. The shut-off regulator valve according to claim 2, wherein: the elastic wear-resistant part contacts the valve body, and the elastic wear-resistant part and the pressing ring are fixed through the locking nut.
5. The shut-off regulator valve according to claim 4, wherein: the contact surface of the pressing ring and the elastic wear-resistant part is provided with inclination.
6. The shut-off regulator valve according to claim 1, wherein: the valve clack and the valve rod are in clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120513126.4U CN214946517U (en) | 2021-03-11 | 2021-03-11 | Cut-off regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120513126.4U CN214946517U (en) | 2021-03-11 | 2021-03-11 | Cut-off regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214946517U true CN214946517U (en) | 2021-11-30 |
Family
ID=79119152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120513126.4U Active CN214946517U (en) | 2021-03-11 | 2021-03-11 | Cut-off regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214946517U (en) |
-
2021
- 2021-03-11 CN CN202120513126.4U patent/CN214946517U/en active Active
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