CN204312716U - A kind of novel axis has pin butterfly valve - Google Patents
A kind of novel axis has pin butterfly valve Download PDFInfo
- Publication number
- CN204312716U CN204312716U CN201420688048.1U CN201420688048U CN204312716U CN 204312716 U CN204312716 U CN 204312716U CN 201420688048 U CN201420688048 U CN 201420688048U CN 204312716 U CN204312716 U CN 204312716U
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- CN
- China
- Prior art keywords
- valve
- out against
- lower cover
- butterfly
- butterfly plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of novel axis pin butterfly valve, arranges adjusting bolt nut, is shaped with one holds out against projection at this lower cover, and this holds out against projection when the upper and lower motion of adjusting bolt nut, can hold out against or away from valve shaft.This butterfly valve is provided with adjusting bolt nut and holds out against projection, this holds out against projection and can to hold out against or away from valve 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.
Description
Technical field
The utility model belongs to valve technology field, and especially a kind of novel axis has pin butterfly valve.
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 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; In addition, butterfly plate is in the using process of reality sometimes, and 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, drastically increase sealability, improve working life, improve working efficiency, expand the novel axis of using scope pin butterfly valve.
The technological scheme that the utility model technical solution problem adopts is:
A kind of novel axis has pin butterfly valve, comprise valve body, valve shaft, bearing, axle sleeve, butterfly plate and lower cover, described butterfly plate co-axial seal is installed in the valve seat of valve body, valve body upper, lower two planes coaxially arrange bearing and lower cover respectively, this valve shaft coaxial package bearing successively from top to bottom, valve body, butterfly plate and lower cover, described valve shaft and bearing, co-axial seal suit axle sleeve between valve body and lower cover, described butterfly plate is seal-installed on valve shaft by pin, 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 valve 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 valve shaft.
And, described in what hold out against projection is bit copper face towards valve shaft bottom surface place.
Advantage of the present utility model and good effect are:
1, this butterfly valve is provided with 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 on adjusting bolt nut, during lower motion, can to hold out against or away from valve 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, save 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.
2, this butterfly valve what hold out against projection is bit copper face towards valve shaft bottom surface place, effectively prevent the generation holding out against the fault phenomenon of projection when holding out against the bottom surface of valve 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 is to partial cross-sectional cut-away view;
Fig. 3 is the B portion structure enlarged diagram in Fig. 2;
Fig. 4 is the C 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.
A kind of novel axis has pin butterfly valve, as shown in Figure 1, Figure 2 and Figure 3, comprise valve body 3, valve shaft 1, bearing 2, axle sleeve (in figure non-label), butterfly plate 5 and lower cover 6, described butterfly plate co-axial seal is installed in the valve seat (in figure non-label) of valve body, upper and lower two planes of valve body coaxially arrange bearing and lower cover respectively, this valve shaft coaxial package bearing, valve body, butterfly plate and lower cover successively from top to bottom, described valve shaft and bearing, between valve body and lower cover, co-axial seal is set with axle sleeve.
Innovative point of the present utility model is:
(1) described butterfly plate is seal-installed on valve shaft by pin 4, as shown in Figure 4, 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 7, 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 valve shaft and hold out against projection 8, this holds out against projection on adjusting bolt nut, during lower motion, can to hold out against or away from valve 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 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 valve 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.
(2) what hold out against projection described in is bit copper face 9 towards valve shaft bottom surface place, effectively prevent the generation holding out against the fault phenomenon of projection when holding out against the bottom surface of valve shaft, extend the working life of this butterfly valve, further increase the convenience of use, improve the sealability of butterfly valve.
Claims (2)
1. a novel axis has pin butterfly valve, comprise valve body, valve shaft, bearing, axle sleeve, butterfly plate and lower cover, described butterfly plate co-axial seal is installed in the valve seat of valve body, upper and lower two planes of valve body coaxially arrange bearing and lower cover respectively, this valve shaft coaxial package bearing, valve body, butterfly plate and lower cover successively from top to bottom, described valve shaft and bearing, between valve body and lower cover, co-axial seal is set with axle sleeve, it is characterized in that:
Described butterfly plate is seal-installed on valve shaft by pin, 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 valve 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 valve shaft.
2. novel axis according to claim 1 has pin butterfly valve, it is characterized in that: described in what hold out against projection is bit copper face towards valve shaft bottom surface place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420688048.1U CN204312716U (en) | 2014-11-18 | 2014-11-18 | A kind of novel axis has pin butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420688048.1U CN204312716U (en) | 2014-11-18 | 2014-11-18 | A kind of novel axis has pin butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204312716U true CN204312716U (en) | 2015-05-06 |
Family
ID=53135034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420688048.1U Expired - Fee Related CN204312716U (en) | 2014-11-18 | 2014-11-18 | A kind of novel axis has pin butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204312716U (en) |
-
2014
- 2014-11-18 CN CN201420688048.1U patent/CN204312716U/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 |