CN204312737U - The adjustment butterfly valve of a kind of band half spherical arc shape butterfly plate - Google Patents
The adjustment butterfly valve of a kind of band half spherical arc shape butterfly plate Download PDFInfo
- Publication number
- CN204312737U CN204312737U CN201420688243.4U CN201420688243U CN204312737U CN 204312737 U CN204312737 U CN 204312737U CN 201420688243 U CN201420688243 U CN 201420688243U CN 204312737 U CN204312737 U CN 204312737U
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- butterfly plate
- butterfly
- valve
- valve body
- bolt nut
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Abstract
The utility model relates to the adjustment butterfly valve of a kind of band half spherical arc shape butterfly plate, and comprise butterfly plate, the sealing surface side of the butterfly plate body between the upper joint of described butterfly plate and lower joint is plane, and an other side of this butterfly plate body is hemisphere arc shaped surface; Butterfly plate body interior between described upper joint and lower joint is shaped with the cavity of several hollow, and this butterfly valve is provided with outer bolt nut, inner bolt nut and adjusting bolt nut.This butterfly valve is provided with hemisphere arc shaped surface, this hemisphere arc shaped surface be arranged so that the choked flow of this valve plate reduces widely, and hemisphere arc shaped surface also not easily produces eddy current, support force have also been obtained to be strengthened widely, and improve the working life of this valve plate, the setting of the cavity of this hollow, the weight of this valve plate is obtained widely alleviate, save resource, the setting of outer bolt nut, inner bolt nut and adjusting bolt nut, the height of upper and lower adjustment butterfly plate can be carried out according to actual conditions, meet the use of different occasion.
Description
Technical field
The utility model belongs to valve technology field, the adjustment butterfly valve of especially a kind of band half spherical arc shape butterfly plate.
Background technique
Valve (famen) is the controlling component in fluid delivery system, has cut-off, adjustment, water conservancy diversion, prevents the functions such as adverse current, voltage stabilizing, shunting or overflow pressure relief.For the valve of liquid control system, various valves used from the simplest stop valve to very complicated robot control system(RCS), its kind and specification are quite various.Valve can be used for the flowing controlling all kinds fluids such as air, water, steam, various Korrosionsmedium, mud, oil product, liquid metal and radiating medium.Industrial valves door type is varied, is widely used in the industries such as chemical industry, food, water, electricity, mainly plays Flow-rate adjustment and the cut-off effect of flowing medium.
The valve plate being applicable to the butterfly valve of water or sewage of the prior art is mostly iron and steel material quality, and valve plate is all solid mostly, weight is all heavier, and this brings great inconvenience not only to the carrying, operation etc. of operator, and greatly waste raw material, waste resource; The outer surface of the valve plate of existing butterfly valve is mostly plane, and plane is stressed bad, and discontinuity easily produces eddy current, brings great inconvenience to use.
In addition, the butterfly plate of butterfly valve of the prior art is in the process used, owing to operating for a long time, along with the prolongation of service time, under waiting the impact of other factors under gravity, butterfly plate can move downward, thus greatly can reduce the sealing of butterfly valve, bring great inconvenience to the use of user, also can give simultaneously and use enterprise to cause economic loss; And butterfly plate is in the using process of reality sometimes, the height of the butterfly plate used due to different occasions is also not quite similar, and because the mounting point of butterfly plate is certain, therefore also brings inconvenience to use, reduces the using scope of butterfly valve.
Model utility content
The purpose of this utility model is the deficiency overcoming original technology, provides that a kind of design science is reasonable, structure is simple, uniform force, the adjustment butterfly valve that not easily produces eddy current, drastically increase sealability, improve working life, improve working efficiency, expand the band half spherical arc shape butterfly plate of using scope.
The technological scheme that the utility model technical solution problem adopts is:
The adjustment butterfly valve of a kind of band half spherical arc shape butterfly plate, comprise valve body, upper axle, bearing, axle sleeve, butterfly plate, lower shaft and lower cover, described butterfly plate is coaxially installed in valve body, axle on coaxial package on the valve body above this butterfly plate, coaxial package lower shaft on the valve body below this butterfly plate; This bearing settlement in the top of valve body and coaxial package outside upper axle, the outer co-axial seal suit of the upper axle on this between axle and valve body axle sleeve; Co-axial seal suit lower cover on lower shaft below described valve body,
Described butterfly plate comprises butterfly plate body, the axis position of described butterfly plate body is shaped with valve shaft passage vertically, the upper/lower terminal at the axis position of described butterfly plate body is shaped with joint and lower joint respectively, described upper joint with on lower joint all vertically symmetry be shaped with several radial pin and be connected blind hole, this pin connects blind hole and is used for butterfly plate and upper axle and lower shaft to link together;
The sealing surface side of the butterfly plate body between described upper joint and lower joint is plane, and an other side of this butterfly plate body is hemisphere arc shaped surface; Butterfly plate body interior between described upper joint and lower joint is shaped with the cavity of several hollow;
The bottom surface of described bearing, upward axis extension and along the circumferential direction uniform interval be shaped with major thread connecting through hole, the upper plane upward axis extension of described valve body is also shaped with the outside thread connecting through hole corresponding with major thread connecting through hole, through this major thread connecting through hole and outside thread connecting through hole thread engagement, outer bolt nut is installed, by this outer bolt nut by bearing together with on valve body, the outside of plane is movably arranged on; The bottom surface upward axis side of described bearing extends internally and is shaped with minor thread connecting through hole, the upper plane of valve body is shaped with the blind screw hole corresponding with minor thread connecting through hole, at minor thread connecting through hole and blind screw hole internal thread engagement installation one inner bolt nut, by inner bolt nut by bearing together with on valve body, the inner side of plane is movably arranged on, the height of this bearing and valve body can be adjusted by this outer bolt nut and inner bolt nut.
And, the periphery of described lower cover is along the circumferential direction shaped with the through hole that is threaded in uniform interval, the lower plane of valve body is shaped with the be threaded blind hole corresponding with tapped through hole, this through hole that is threaded engages with the blind hole internal thread that is threaded installs adjusting bolt nut, together with by this adjusting bolt nut lower cover being movably arranged on valve body, coaxially be shaped with one at the axis position of this lower cover and lower shaft and hold out against projection, this holds out against projection when the upper and lower motion of adjusting bolt nut, can hold out against or away from lower shaft.
And, described in hold out against projection the position towards lower shaft be bit copper face.
And, the sealing surface side of described butterfly plate body coaxially arranges a seal ring, described seal ring comprises fixing part and contact head, described contact head is formed on the side of fixing part, the butterfly plate body of the side of fixing part arranges a screw, sealing circle is installed in butterfly plate body interior by screw, and this contact head extends outside butterfly plate body and also can contact with the sealing surface of valve body.
Advantage of the present utility model and good effect are:
1, this butterfly valve is provided with hemisphere arc shaped surface, this hemisphere arc shaped surface be arranged so that the choked flow of this valve plate reduces widely, and hemisphere arc shaped surface also not easily produces eddy current, and support force have also been obtained to be strengthened widely, and improve the working life of this valve plate, also improve working efficiency simultaneously; In addition, valve plate body interior between the upper joint of this valve plate and lower joint is shaped with the cavity of several hollow, the setting of the cavity of this hollow, the weight of this valve plate is obtained widely alleviate, save resource, also save the cost of production of manufacturing enterprise simultaneously, improve the economic benefit of enterprise.
2, this butterfly valve is provided with outer bolt nut, inner bolt nut, adjusting bolt nut and holds out against projection, by the height regulating outer bolt nut and inner bolt nut can adjust this bearing and valve body, thus drive butterfly plate to move up and down, thus the height of Indirect method butterfly plate; This holds out against projection when the upper and lower motion of adjusting bolt nut, can to hold out against or away from lower shaft, thus indirectly regulate the motion up or down of butterfly plate, thus moving up and down according to actual conditions adjustment butterfly plate, thus improve the sealing of butterfly valve, bring great convenience to the use of user, saved the cost of production of enterprise; In addition, because this butterfly plate is in the using process of reality, the height of upper and lower adjustment butterfly plate can be carried out according to actual conditions, meet the use of different occasion, bring facility to use, expand the using scope of this butterfly valve.
3, this butterfly valve is provided with seal ring, and sealing circle comprises fixing part and contact head, and the setting of sealing circle further increases the sealing in this valve plate and valve body contact face, and because seal ring is comparatively soft, what therefore also extend this valve plate and valve body makes the life-span.
4, the position towards lower shaft holding out against projection of this butterfly valve is bit copper face, effectively prevent the generation holding out against the fault phenomenon of projection when holding out against lower shaft, extend the working life of this butterfly valve, further increase the convenience of use, improve the sealability of butterfly valve.
Accompanying drawing explanation
Fig. 1 is structural front view of the present utility model;
Fig. 2 is that the A-A of Fig. 1 partly cuts open figure to cross section;
Fig. 3 is that overlooking of Fig. 1 partly cuts open enlarged view;
Fig. 4 is the II portion structure enlarged diagram in Fig. 3;
Fig. 5 is the III portion structure enlarged diagram in Fig. 2;
Fig. 6 is the I portion structure enlarged diagram in Fig. 2.
Embodiment:
For content of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows.It should be noted that, the present embodiment is descriptive, is not determinate, can not limit protection domain of the present utility model thus.
The adjustment butterfly valve of a kind of band half spherical arc shape butterfly plate, as depicted in figs. 1 and 2, comprise valve body 1, upper axle 4, bearing 5, axle sleeve 11, butterfly plate 2, lower shaft 10 and lower cover 9, described butterfly plate is coaxially installed in valve body, axle on coaxial package on valve body above this butterfly plate, coaxial package lower shaft on the valve body below this butterfly plate; This bearing settlement in the top of valve body and coaxial package outside upper axle, the outer co-axial seal suit of the upper axle on this between axle and valve body axle sleeve; Co-axial seal suit lower cover on lower shaft below described valve body.
Innovative point of the present utility model is:
Described butterfly plate comprises butterfly plate body, the axis position of described butterfly plate body is shaped with valve shaft passage (in figure non-label) vertically, the upper/lower terminal at the axis position of described butterfly plate body is shaped with joint 6 and lower joint 8 respectively, described upper joint with on lower joint all vertically symmetry be shaped with several radial pin and be connected blind hole 7, this pin connects blind hole and is used for butterfly plate and upper axle and lower shaft to link together;
The sealing surface side 14 of the butterfly plate body between described upper joint and lower joint is plane, and an other side of this butterfly plate body is hemisphere arc shaped surface 3; This hemisphere arc shaped surface be arranged so that the choked flow of this butterfly plate reduces widely, and hemisphere arc shaped surface also not easily produces eddy current, support force have also been obtained to be strengthened widely, and improves the working life of this butterfly plate, thus improve the working life of this butterfly valve, also improve working efficiency simultaneously.
Butterfly plate body interior between described upper joint and lower joint is shaped with the cavity 12 of several hollow, in the present embodiment, the quantity of described cavity is 3, the setting of the cavity of this hollow, the weight of this butterfly plate is obtained widely alleviate, save resource, also saved the cost of production of manufacturing enterprise simultaneously, improve the economic benefit of enterprise.
As shown in Figure 3 and Figure 4, the sealing surface side of described this plate of butterfly plate coaxially arranges a seal ring 15, described seal ring comprises fixing part 17 and contact head 18, described contact head is formed on the side of fixing part, the butterfly plate body of the side of fixing part arranges a screw 13, sealing circle is installed in butterfly plate body interior by screw, and this contact head extends outside butterfly plate body and also can contact with the sealing surface 16 of valve body.The setting of sealing circle further increases the sealing in this butterfly plate and valve body contact face, and because seal ring is comparatively soft, what therefore also extend this butterfly plate and butterfly valve makes the life-span.
As shown in Figure 5, the bottom surface of described bearing, upward axis extension 24 and along the circumferential direction uniform interval be shaped with major thread connecting through hole (in figure non-label), the upper plane upward axis extension 23 of described valve body is also shaped with the outside thread connecting through hole (in figure non-label) corresponding with major thread connecting through hole, through this major thread connecting through hole and outside thread connecting through hole thread engagement, outer bolt nut 19 is installed, by this outer bolt nut by bearing together with on valve body, the outside of plane is movably arranged on, the bottom surface upward axis side of described bearing extends internally 21 and be shaped with minor thread connecting through hole (in figure non-label), in the upper plane of valve body, 12 are shaped with the blind screw hole (in figure non-label) corresponding with minor thread connecting through hole, at minor thread connecting through hole and blind screw hole internal thread engagement installation one inner bolt nut 20, by inner bolt nut by bearing together with on valve body, the inner side of plane is movably arranged on, the height of this bearing and valve body can be adjusted by this outer bolt nut and inner bolt nut, thus drive butterfly plate to move up and down, thus the height of Indirect method butterfly plate,
As shown in Figure 6, the periphery of described lower cover is along the circumferential direction shaped with the through hole that is threaded (in figure non-label) in uniform interval, the lower plane of valve body is shaped with the be threaded blind hole (in figure non-label) corresponding with tapped through hole, this through hole that is threaded engages with the blind hole internal thread that is threaded installs adjusting bolt nut 25, together with by this adjusting bolt nut lower cover being movably arranged on valve body, coaxially be shaped with one at the axis position of this lower cover and lower shaft and hold out against projection 27, this holds out against projection on adjusting bolt nut, during lower motion, can to hold out against or away from lower shaft, thus indirectly regulate the motion up or down of butterfly plate, thus moving up and down according to actual conditions adjustment butterfly plate.
This butterfly valve is provided with outer bolt nut, inner bolt nut, adjusting bolt nut and holds out against projection, by the height regulating outer bolt nut and inner bolt nut can adjust this bearing and valve body, thus drive butterfly plate to move up and down, thus the height of Indirect method butterfly plate; This holds out against projection when the upper and lower motion of adjusting bolt nut, can to hold out against or away from lower shaft, thus indirectly regulate the motion up or down of butterfly plate, thus moving up and down according to actual conditions adjustment butterfly plate, thus improve the sealing of butterfly valve, bring great convenience to the use of user, saved the cost of production of enterprise; In addition, because this butterfly plate is in the using process of reality, the height of upper and lower adjustment butterfly plate can be carried out according to actual conditions, meet the use of different occasion, bring facility to use, expand the using scope of this butterfly valve.
As shown in Figure 6, the described position towards lower shaft holding out against projection is bit copper face 26, effectively prevent the generation holding out against the fault phenomenon of projection when holding out against lower shaft, extending the working life of this butterfly valve, further increase the convenience of use, improve the sealability of butterfly valve.
Claims (4)
1. the adjustment butterfly valve of a band half spherical arc shape butterfly plate, comprise valve body, upper axle, bearing, axle sleeve, butterfly plate, lower shaft and lower cover, described butterfly plate is coaxially installed in valve body, axle on coaxial package on the valve body above this butterfly plate, coaxial package lower shaft on the valve body below this butterfly plate; This bearing settlement in the top of valve body and coaxial package outside upper axle, the outer co-axial seal suit of the upper axle on this between axle and valve body axle sleeve; Co-axial seal suit lower cover on lower shaft below described valve body, is characterized in that:
Described butterfly plate comprises butterfly plate body, the axis position of described butterfly plate body is shaped with valve shaft passage vertically, the upper/lower terminal at the axis position of described butterfly plate body is shaped with joint and lower joint respectively, described upper joint with on lower joint all vertically symmetry be shaped with several radial pin and be connected blind hole, this pin connects blind hole and is used for butterfly plate and upper axle and lower shaft to link together;
The sealing surface side of the butterfly plate body between described upper joint and lower joint is plane, and an other side of this butterfly plate body is hemisphere arc shaped surface; Butterfly plate body interior between described upper joint and lower joint is shaped with the cavity of several hollow;
The bottom surface of described bearing, upward axis extension and along the circumferential direction uniform interval be shaped with major thread connecting through hole, the upper plane upward axis extension of described valve body is also shaped with the outside thread connecting through hole corresponding with major thread connecting through hole, through this major thread connecting through hole and outside thread connecting through hole thread engagement, outer bolt nut is installed, by this outer bolt nut by bearing together with on valve body, the outside of plane is movably arranged on; The bottom surface upward axis side of described bearing extends internally and is shaped with minor thread connecting through hole, the upper plane of valve body is shaped with the blind screw hole corresponding with minor thread connecting through hole, at minor thread connecting through hole and blind screw hole internal thread engagement installation one inner bolt nut, by inner bolt nut by bearing together with on valve body, the inner side of plane is movably arranged on, the height of this bearing and valve body can be adjusted by this outer bolt nut and inner bolt nut.
2. the adjustment butterfly valve of band half spherical arc shape butterfly plate according to claim 1, it is characterized in that: the periphery of described lower cover is along the circumferential direction shaped with the through hole that is threaded in uniform interval, the lower plane of valve body is shaped with the be threaded blind hole corresponding with tapped through hole, this through hole that is threaded engages with the blind hole internal thread that is threaded installs adjusting bolt nut, together with by this adjusting bolt nut lower cover being movably arranged on valve body, coaxially be shaped with one at the axis position of this lower cover and lower shaft and hold out against projection, this holds out against projection on adjusting bolt nut, during lower motion, can to hold out against or away from lower shaft.
3. the adjustment butterfly valve of band half spherical arc shape butterfly plate according to claim 2, is characterized in that: described in hold out against projection the position towards lower shaft be bit copper face.
4. the adjustment butterfly valve of the band half spherical arc shape butterfly plate according to any one of claims 1 to 3, it is characterized in that: the sealing surface side of described butterfly plate body coaxially arranges a seal ring, described seal ring comprises fixing part and contact head, described contact head is formed on the side of fixing part, the butterfly plate body of the side of fixing part arranges a screw, sealing circle is installed in butterfly plate body interior by screw, and this contact head extends outside butterfly plate body and also can contact with the sealing surface of valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420688243.4U CN204312737U (en) | 2014-11-18 | 2014-11-18 | The adjustment butterfly valve of a kind of band half spherical arc shape butterfly plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420688243.4U CN204312737U (en) | 2014-11-18 | 2014-11-18 | The adjustment butterfly valve of a kind of band half spherical arc shape butterfly plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204312737U true CN204312737U (en) | 2015-05-06 |
Family
ID=53135055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420688243.4U Expired - Fee Related CN204312737U (en) | 2014-11-18 | 2014-11-18 | The adjustment butterfly valve of a kind of band half spherical arc shape butterfly plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204312737U (en) |
-
2014
- 2014-11-18 CN CN201420688243.4U patent/CN204312737U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20151118 |
|
| EXPY | Termination of patent right or utility model |