CN204344965U - The valve of valve rod high frequency movement - Google Patents
The valve of valve rod high frequency movement Download PDFInfo
- Publication number
- CN204344965U CN204344965U CN201420729290.9U CN201420729290U CN204344965U CN 204344965 U CN204344965 U CN 204344965U CN 201420729290 U CN201420729290 U CN 201420729290U CN 204344965 U CN204344965 U CN 204344965U
- Authority
- CN
- China
- Prior art keywords
- valve
- rod
- fixed
- copper sheathing
- guide
- 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
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910052802 copper Inorganic materials 0.000 claims abstract description 55
- 239000010949 copper Substances 0.000 claims abstract description 55
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 239000011435 rock Substances 0.000 abstract description 6
- 230000001276 controlling effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Landscapes
- Lift Valve (AREA)
Abstract
The utility model relates to that a kind of valve rod not easily rocks, the valve of the flap not easily valve rod high frequency movement of horizontal looseness.Upper copper sheathing is fixed in the center hole of valve gap, and is sleeved on outside the middle part of valve rod, and the middle part of upper copper sheathing and valve rod is slidably connected; Connecting rod is fixed on the bottom of flap; The middle part of connecting rod has mounting hole, and the top of guide rod is inserted in this mounting hole; Nut thread is connected on the outer wall of connecting rod, makes the top of guide rod be fixed in the mounting hole of connecting rod; Guide rod is coaxial with valve rod; Lower copper sheathing is fixed on guide holder, and is sleeved on outside the bottom of guide rod, and lower copper sheathing is connected with the lower slide of guide rod; Lower copper sheathing and upper copper sheathing coaxial; During valve opening and closing, valve rod moves up and down, and valve rod moves up and down in upper copper sheathing, and guide rod moves up and down in lower copper sheathing, and valve rod can not depart from from upper copper sheathing, and guide rod can not depart from from lower copper sheathing; Described guide holder is fixed on inlet channel or lobe mouth.
Description
Technical field
The utility model relates to the valve of a kind of valve rod high frequency movement.
Background technique
the structure of the valve of existing valve rod high frequency movement is made up of parts such as valve body, flap, valve rod, valve gap, support, final controlling element, as application number be 201210028356.7, name is called the Chinese patent of Self-operated sleeve regulating valve.Its shortcoming is as follows: flap is installed in valve stem end, and flap has deadweight, and valve rod can be caused to rock and flap horizontal looseness when the longitudinal high frequency of valve rod moves up and down, wearing and tearing valve clack sealing surface, very easily makes seal failure.
Model utility content
The purpose of this utility model is to overcome above shortcomings in prior art, and a kind of reasonable in design is provided, valve rod not easily rocks, the valve of the flap not easily valve rod high frequency movement of horizontal looseness.
The technical scheme in the invention for solving the above technical problem is: the valve of a kind of valve rod high frequency movement, comprises valve body, flap, valve rod, bellows component, valve gap, support and final controlling element; Final controlling element is fixedly mounted on the upper end of support; The lower end of support and the upper end of valve gap are fixed; The lower end of valve gap and the upper end of valve body are fixed; Valve stem slides is installed in the center hole of valve gap, and valve stem top is connected with final controlling element, and bottom and flap are fixed, and final controlling element band ovable valve stem moves up and down, and valve rod drives flap to move up and down; Have runner in valve body, runner is divided into inlet channel, lobe mouth and outlet flow, and inlet channel, lobe mouth, outlet flow are communicated with successively; It is characterized in that: also comprise copper sheathing, guide rod assembly and guide assemblies; Upper copper sheathing is fixed in the center hole of valve gap, and is sleeved on outside the middle part of valve rod, and the middle part of upper copper sheathing and valve rod is slidably connected; Guide rod assembly comprises connecting rod, nut and guide rod; Connecting rod is fixed on the bottom of flap; The middle part of connecting rod has mounting hole, and the top of guide rod is inserted in this mounting hole; Nut thread is connected on the outer wall of connecting rod, makes the top of guide rod be fixed in the mounting hole of connecting rod; Guide rod is coaxial with valve rod; Guide assemblies comprises guide holder and lower copper sheathing; Lower copper sheathing is fixed on guide holder, and is sleeved on outside the bottom of guide rod, and lower copper sheathing is connected with the lower slide of guide rod; Lower copper sheathing and upper copper sheathing coaxial; During valve opening and closing, valve rod moves up and down, and valve rod moves up and down in upper copper sheathing, and guide rod moves up and down in lower copper sheathing, and valve rod can not depart from from upper copper sheathing, and guide rod can not depart from from lower copper sheathing; Described guide holder is fixed on inlet channel or lobe mouth.
When guide holder described in the utility model is fixed on lobe mouth, guide holder and valve body are split-type structural; Guide holder comprises upper fixed seat, supporting rib and lower fixed seat; The outer wall of upper fixed seat is fixed on lobe mouth, and upper fixed seat is annular; Supporting rib one end and upper fixed seat are fixed, and the other end and lower fixed seat are fixed; Lower copper sheathing is fixed on lower fixed seat.
When guide holder described in the utility model is fixed in inlet channel, guide holder and valve body are integral type structure, and both are one-body molded.
The utility model compared with prior art, has the following advantages and effect: 1, the middle part of valve rod has upper copper sheathing to support, and stem bottom has lower copper sheathing to support, to stable valve rod rock and the horizontal looseness of flap plays good effect.2, structure is simple, is skillfully constructed, does not increase too much cost.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram that the utility model guide holder is fixed on the embodiment in inlet channel.
Fig. 2 is the sectional structure schematic diagram that the utility model guide holder is fixed on the embodiment on lobe mouth.
Fig. 3 is the partial structurtes schematic diagram of Fig. 1.
Fig. 4 is the partial structurtes schematic diagram of Fig. 2.
Embodiment
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
See Fig. 1 ~ Fig. 4, the utility model embodiment comprises valve body 1, flap 2, valve rod 3, connected element 4, valve gap 5, support 6, final controlling element 7, upper copper sheathing 9, guide rod assembly and guide assemblies.
Final controlling element 7 bolt is fixedly mounted on the upper end of support 6.
The lower end bolt of support 6 and the upper end of valve gap 5 are fixed.
The lower end bolt of valve gap 5 and the upper end of valve body 1 are fixed.
Valve rod 3 is slidably mounted in the center hole of valve gap 5.Valve rod 3 top is connected with the piston of final controlling element 7 by connected element 4, and bottom and flap 2 are connected and fixed.Final controlling element 7 is power sources of a Pneumatic diaphragm, and move piston by the turnover band of gas and make upper and lower high-frequency mobile, piston is first with ovable valve stem about 3 high-frequency mobile by connected element 4, and valve rod 3 drives flap about 2 high-frequency mobile, can opening and closing valve.
Have runner in valve body 1, runner is divided into inlet channel 15, lobe mouth 16 and outlet flow 8, and inlet channel 15, lobe mouth 16, outlet flow 8 are communicated with successively.Flap 2 can open and close lobe mouth 16, opens and closes runner with this.
Upper copper sheathing 9 is fixed in the center hole of valve gap 5, and is sleeved on outside the middle part of valve rod 3.Upper copper sheathing 9 is slidably connected with the middle part of valve rod 3.Upper copper sheathing 9 pairs of valve rods 3 play the effect of support, and valve rod 3 not easily rocks, such flap just not easily horizontal looseness.
Guide rod assembly is fixed with in the bottom of flap 2.Guide rod assembly comprises connecting rod 10, nut 11 and guide rod 12.Connecting rod 10 is fixed on the bottom of flap 2.The middle part of connecting rod 10 has mounting hole, and the top of guide rod 12 is inserted in this mounting hole.Nut 11 is threaded on the outer wall of connecting rod 10, is pressed by the outer wall of connecting rod 10 to centre, and the top of guide rod 12 is fixed in the mounting hole of connecting rod 10.This structure makes the assembling of guide rod assembly very convenient, and can change guide rod 12 after guide rod 12 accidental damage.Guide rod 12 is coaxial with valve rod 3, leads more accurate.
Guide assemblies is had at valve body 1 internal fixtion.Guide assemblies comprises guide holder 13 and lower copper sheathing 14.Lower copper sheathing 14 is fixed on guide holder 13, and is sleeved on outside the bottom of guide rod 12.Lower copper sheathing 14 is connected with the lower slide of guide rod 12.Lower copper sheathing 14 and upper copper sheathing 9 coaxial.Lower copper sheathing 14 pairs of valve rods 3 play the effect of support, and valve rod 3 not easily rocks, such flap just not easily horizontal looseness.
When valve rod 3 moves up and down, valve rod 3 moves up and down in upper copper sheathing 9, guide rod 12 moves up and down in lower copper sheathing 14, and valve rod 3 can not depart from from upper copper sheathing 9, guide rod 12 can not depart from from lower copper sheathing 14, like this when opening and closing valve, upper copper sheathing 9 and lower copper sheathing 14 support valve rod 3 all the time.
Guide holder 13 is fixed on inlet channel 15 or lobe mouth 16.
When guide holder 13 is fixed in inlet channel 15, guide holder 13 and valve body 1 are integral type structure, and both are one-body molded.
When guide holder 13 is fixed on lobe mouth 16, guide holder 13 and valve body 1 are split-type structural, and both are fixed together by fastening piece or fastening structure.Now, guide holder 13 comprises upper fixed seat 17, supporting rib 18 and lower fixed seat 19.The outer wall of upper fixed seat 17 is fixed on lobe mouth 16, and upper fixed seat 17 is annular, can not stop the circulation of liquid like this.Supporting rib 18 one end and upper fixed seat 17 are fixed, and the other end and lower fixed seat 19 are fixed.Lower copper sheathing 14 is fixed on lower fixed seat 19.
In addition, it should be noted that, the specific embodiment described in this specification, the shape, institute's title of being named etc. of its parts and components can be different, and the above content described in this specification is only to the explanation of the utility model structure example.
Claims (3)
1. a valve for valve rod high frequency movement, comprises valve body, flap, valve rod, bellows component, valve gap, support and final controlling element; Final controlling element is fixedly mounted on the upper end of support; The lower end of support and the upper end of valve gap are fixed; The lower end of valve gap and the upper end of valve body are fixed; Valve stem slides is installed in the center hole of valve gap, and valve stem top is connected with final controlling element, and bottom and flap are fixed, and final controlling element band ovable valve stem moves up and down, and valve rod drives flap to move up and down; Have runner in valve body, runner is divided into inlet channel, lobe mouth and outlet flow, and inlet channel, lobe mouth, outlet flow are communicated with successively; It is characterized in that: also comprise copper sheathing, guide rod assembly and guide assemblies; Upper copper sheathing is fixed in the center hole of valve gap, and is sleeved on outside the middle part of valve rod, and the middle part of upper copper sheathing and valve rod is slidably connected; Guide rod assembly comprises connecting rod, nut and guide rod; Connecting rod is fixed on the bottom of flap; The middle part of connecting rod has mounting hole, and the top of guide rod is inserted in this mounting hole; Nut thread is connected on the outer wall of connecting rod, makes the top of guide rod be fixed in the mounting hole of connecting rod; Guide rod is coaxial with valve rod; Guide assemblies comprises guide holder and lower copper sheathing; Lower copper sheathing is fixed on guide holder, and is sleeved on outside the bottom of guide rod, and lower copper sheathing is connected with the lower slide of guide rod; Lower copper sheathing and upper copper sheathing coaxial; During valve opening and closing, valve rod moves up and down, and valve rod moves up and down in upper copper sheathing, and guide rod moves up and down in lower copper sheathing, and valve rod can not depart from from upper copper sheathing, and guide rod can not depart from from lower copper sheathing; Described guide holder is fixed on inlet channel or lobe mouth.
2. the valve of valve rod high frequency according to claim 1 movement, is characterized in that: when described guide holder is fixed on lobe mouth, guide holder and valve body are split-type structural; Guide holder comprises upper fixed seat, supporting rib and lower fixed seat; The outer wall of upper fixed seat is fixed on lobe mouth, and upper fixed seat is annular; Supporting rib one end and upper fixed seat are fixed, and the other end and lower fixed seat are fixed; Lower copper sheathing is fixed on lower fixed seat.
3. the valve of valve rod high frequency according to claim 1 movement, is characterized in that: when described guide holder is fixed in inlet channel, guide holder and valve body are integral type structure, and both are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729290.9U CN204344965U (en) | 2014-11-28 | 2014-11-28 | The valve of valve rod high frequency movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729290.9U CN204344965U (en) | 2014-11-28 | 2014-11-28 | The valve of valve rod high frequency movement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204344965U true CN204344965U (en) | 2015-05-20 |
Family
ID=53228234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420729290.9U Expired - Fee Related CN204344965U (en) | 2014-11-28 | 2014-11-28 | The valve of valve rod high frequency movement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204344965U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373613A (en) * | 2014-11-28 | 2015-02-25 | 浙江万龙机械有限公司 | Valve with valve rod moving at high frequency |
| CN111779844A (en) * | 2020-07-21 | 2020-10-16 | 亿川科技(成都)有限责任公司 | Small flow regulating valve |
-
2014
- 2014-11-28 CN CN201420729290.9U patent/CN204344965U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373613A (en) * | 2014-11-28 | 2015-02-25 | 浙江万龙机械有限公司 | Valve with valve rod moving at high frequency |
| CN111779844A (en) * | 2020-07-21 | 2020-10-16 | 亿川科技(成都)有限责任公司 | Small flow regulating valve |
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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: 20150520 |